Monday, September 30, 2019

Hamlet vs Agamemnon Essay

In my opinion, Hamlet was more tragic a play than Agamemnon. As the audience, I felt more inclined to sympathize with Hamlet due to his many sad soliloquies and series of events leading to his downfalls. This is because there was far more to learn about the specific defeats of Hamlet, there were far more disturbance and unrest following the events after his father died, and I felt more pity for the main character in Hamlet as opposed to Agamemnon. The events surrounding Hamlet’s life are far more explored than those in Agamemnon. Though we learn that Agamemnon’s family members are traitors, Hamlet’s family members have sadder, more twisted intentions that we learn about in more detail. We don’t know that Agamemnon was a generally ‘good’ person because we do not delve into his personality the way we do with Hamlet. It is clear that Hamlet was indeed a ‘good’ person who had love for his father. The surrounding events where Claudius, his uncle, kills Hamlet’s father for power and his mother marries Claudius were alone enough to watch our protagonist’s quick and sudden downfall commence. As any ‘good’ person would, Hamlet’s responses to these events surrounding his life were painful, mad, and full of self-doubt. Hamlet, being the main character of this play, developed into a complex personality full of problems, insecurity, self-doubt and procrastination. All of these characteristics are problems that most of us deal with on a daily basis. His internal conflicts lead to him philosophizing about life, death, and even suicide. This was difficult to watch/read as it lead to wondering who deserves such bad things to happen to them? His negative thoughts evoked pity and fear in the audience, which is one of Aristotle’s main definitions of a tragedy. In addition, Agamemnon was not even the main character or protagonist of the play, whereas Hamlet was. The events surrounding Hamlet’s life after his father was killed started unfolding before the audience’s eyes. Once King Hamlet deceased, Marcellus says to Horatio, â€Å"Something is rotten in the state of Denmark.† (Act I, Scene IV). This line early on in the play is foreshadowing to the brutal state of unrest soon to surround Hamlet’s life, family, and state.

Sunday, September 29, 2019

Areas of learning and development Essay

1.1 Explain each of the areas of learning and development and how these are interdependent. The different areas of development are social, emotional, communication, physical, intellectual and creative. The interdependence of these areas of development will cover a number of the areas if the activities are planned effectively. Social and emotional development Children must have support and help which will help them to develop good self confidence and self esteem. Also it is important children have the support to understand they should respect others, have good social skills and have a positive attitude towards learning. Practitioners should support their children’s emotion to help them know what they can do and how much they are capable of. Communication development Children should be supported when communicating, speaking, listening, reading and writing. Adults should try and push them to try harder and do the best they can. Children must be encouraged and praised for using their skills in different situations and they should be supported in continuing to develop their confidence. We take time to listen to children if they find it difficult to communicate and where necessary we request speech and language just to help the child as much as possible. Physical Development The physical development of young children is very important and therefore should be encouraged by giving them opportunities to be active and to improve their coordination skills, control skills, balance skills and movement. They should be encouraged to play games at play times rather than sitting down for long periods of time. I run a number of after school clubs in our setting to promote children taking part in sport. Also I am a play leader at dinner times and I set up games for children to play to promote their physical development and also to prevent boredom. Children must be  educated about the importance of physical activity and should be aware of healthy eating. Creative Development Children’s creativity should be promoted. This is because it gives children a chance to express themselves and explore with different materials. A lot of children love to get creative as they like to feel new things and create pictures and scenarios. They should be provided with opportunities to explores and express their thoughts and feelings in different ways for example through music, art, dance, movement, role play and design and technology. Intellectual development Intellectual development is important. I work in year 1 so the expectations are high. Children need to be praised often for working hard or answering questions correctly. Children need to be praised to build their confidence and self esteem. Their learning should be supported by using a range of activities such as learning through play, work, games, trips and role play. Children love to be active and visual so in our setting we try to learn through visuals a lot. For example, when we were learning about plants, each child grew their own sunflower and each science lesson, they had to measure it, check if it needed any more water and then record how the plant is growing. 1.2 Describe the documented outcomes for children that form part of the relevant early years framework. In England, the Early Years Foundation Stage (2008) is there to ensure children fulfil the 5 positive outcomes of Every Child Matters (2003). ECM itself provides a framework for children 0-19 years. The five outcome of ECM are being healthy, staying safe, enjoying and achieving, making a positive contribution and achieving economic wellbeing. The documented outcomes of EYFS (2008 and 2012) are the learning targets for children to attain by the time they finish the EYFS. Being healthy This deals with the extent to which helps to develop the health and lifestyle in children. Evidence includes that providers promote physical, mental, emotional and sexual health. Also they should promote participation in sport  and regular exercise and healthy eating and drinking water. Children should be encouraged to recognise and deal with stress and have a good self esteem. Adults should encourage the avoidance of drugs, smoking and alcohol abuse. Staying Safe This outcome is to ensure children are safe from harm or danger. Evidence will include working with the child protection legislation, undertaking regular CRB checks, protecting children from bullying and harassment. Children should be led away from crime or anti social behaviour. They need to be educated about sexual exploitation and exposure to violence and danger. Also all staff should be appropriately trained. Enjoying and achieving This outcome includes children enjoying education and to make progress in regards to their learning and personal development. The evidence for this would be to monitor the child’s progress and to support the learners who have low attendance and poor behaviour. Also extra support should be available for those with extra needs or child that are under achieving. Making a positive contribution This includes the development of self confidence and behaviour in children, alongside their understanding of rights and responsibilities. Children should want to focus and learn and also sometimes make positive contribution to the community life. There should always be a focus on enhancing children to develop appropriate behaviour and avoid getting involved in anti-social behaviour. Achieving economic well-being This includes the effectiveness that the provider gets children reading to learn the skills needed for employment and independent living. This is usually with older children in secondary schools. Evidence includes developing self confidence and team work, the provision of good advice and training and accessible courses and opportunity for work experience and work based learning. 1.3 Explain how the documented outcomes are assessed and recorded. In our  setting we do lots of child observations. There are lots of different types of observation methods that can be done to let us collect evidence we need to plan for individuals. All of the methods of observations have advantages and disadvantages of recording the child’s development so it is very important to vary the methods of observation for each child to gain true knowledge and understanding of the child’s development. We record all information on Child Observation sheets designed by our setting itself.

Saturday, September 28, 2019

A History, a past, and a Trail Essay

The discovery of the North American continent created, literally, an entirely new world. With the congestion of Europe and a desire for agricultural land, many from the East loaded upon massive carrier ships in sight of a new life. It was a long voyage across the Atlantic. The sight of the new world from off-shore had been described as â€Å"salvation†. What these settlers did not know was that they were entering into shore-side cities that were even more cramped than their original location. The flocking to â€Å"America† is what attributed to the congestion and size of New York itself. This degraded living conditions and created an entirely new form of social status that had never been seen by Europeans. Something needed to be done to spread out the population of the Eastern shore side. Luckily our â€Å"rookie† government, fresh out of a war, had a creative idea to promote a move to the West. These politicians, in a vote of fifty-two to fifty. decided to intervene by offering any married couple six-hundred and forty acres of land. This was the equivalent to one square mile of land. They labeled the effort: â€Å"Manifest Destiny†. One can imagine how tempting this sounds to factory workers and small time farmers. Previously to this, some early explorers thought it necessary to devise a route from East to West. Lewis and Clark were the first to map the journey. The route they took covered 2,170 miles and practically covered all of the land that was accessible to wagons(Wiki). After a little â€Å"fine-tuning† by John Jacob Astor, to avoid dangerous areas of the Rocky Mountains and hostile Blackfeet Indians, the â€Å"Oregon Trail† was set in stone. This sparked many to make the dangerous move from East to West. Settlers that lived in cramped suburbs and local â€Å"Camp Towns† now had the motivation to spread out their horizons in a search for wealth and happiness. Manifest Destiny developed from a dream to a reality. With all of this came the hearsay and rumors that many viewed as dangerous. Many had heard of the â€Å"Dead Lands† located in the South Western dessert. Fatal stories were told about land that was not suited for farming. Although this caused a delay among some settlers, many had no choice to move westward, and set off on to their destination. Starting in Kansas City, the Oregon Trail began following the Santa Fe Trail. The growth of Kansas City can be attributed to being at the start of the massive trail; Local business sky-rocketed within a few years (END). The need for supplies caused many stores to become profitable overnight. Since there wasn’t much along the route to Oregon, many had to stock up for the long journey. Horses, food, and spare parts were just some of the many items a traveler would need to complete the journey (END). Many referred to the Kansas City area as â€Å"The Docks†, in reference to it being a loading dock for the expansion. After leaving Kansas City, and sticking to the rules of survival, wagons would use the natural terrain to their advantage. Many would stick to lower valleys that followed the river. After a few years, the trail was actually visible to those who traveled it; however, this does not seem to hold true for the remainder of the trip. Nebraska was in sight for most that started the trip. After crossing the Blue River it was just one river after another until arriving at the Rocky Mountains. Along the way, settlements began to form, which made the journey easier. The more who traveled, the easier it became. Many did not actually travel the entire route. If a good location or opportunity arose, families would start their new lives at that very spot along the trail (Wiki). Since many had no idea of where they were going to live when they completed their journey, it made sense that, if a good location was spotted along the way, that became their home. This is what forged cities and trade routes along the way. Even in the Rocky Mountains people began to settle. Mountain towns became good places to start the logging industry. With the rivers along the Oregon Trail flowing from North to South, logs from the Rockies found their way back down the trail to Kansas City. The direction of trade, however, was not a one-way street. The towns that were created along the trail needed supplies too. Many who traveled beyond the Rocky Mountains were sure to bring over-stocked supplies with them. Supplies were almost as valuable as gold on the Oregon Trail. Beyond the Rockies, it was pretty much a straight shot to Oregon. Following rivers one could go as far as Washington State. Many started homes in the forests of Oregon. After avoiding the southern desserts, it was clear that this area was suitable for cultivation and living. The only problem was that Oregon had harsh winters and very short windows of time for farming. New ways, such as the gold rush, were what sealed the fate of the northwestern states as being a contributing district of America. The settlers of western America were not just poor people looking for a way out of trouble. Many rich tycoons took advantage of the rising boom towns. When starting any venture, most people need a lender. Banks started to sprout at several points along the trail. In terms of business, it was common practice for towns to make their start, purely on credit. Many say that this is the reason the west side of the continent received venues for big business. It was until a newer improved method of transportation was devised that the Oregon Trail became the secondary path to the west. Until the invention of the Transcontinental Rail Road, the Oregon Trail was the main route for traversing the middle section of the country (Vance, 1961). People still relied on animal-based transportation and inefficient ways to cultivate their lands . This is where a change needed to take place the most in our country. Since the land was harder to farm and many were having a hard time finding the resources to do so, many believe that ingenuity was the only answer to the west’s problems. The need of the settlers is what sparked the inventions that farmers were looking for. New methods of plowing and irrigation were among the advancements along the trail. It seems, though, that pure luck and not the Oregon Trail is the hammer that etched the fate of the western states into stone. The Gold Rush of 1848-1855 drove the remainder of the population to the west . The search for gold and prosperity could be seen in people throughout the country. Although most were left empty handed, they had at least gained a new home in the left side of our country. This new home would suit them nicely. In the end, the Oregon Trail can be said to have carved a path of prosperity along the horizon of our nation. The details of this can often be seen in cities like Los Angeles and San Francisco. Many started on a destination of uncertainty and ended up with more than they had bargained for. The rest worked hard and put food on the plate. History is the only area that the Oregon Trail is used today. Even though US Highway number 26 practically parallels the trail, the duration of the trail stays in the culture and heritage of families that live in the Western United States. Works Cited http://www.endoftheoregontrail.org/histhome.html http://en.wikipedia.org/wiki/Oregon_Trail

Friday, September 27, 2019

Finite element method Essay Example | Topics and Well Written Essays - 750 words

Finite element method - Essay Example The different results may also be as a result of giving a poor aspect ratio for the plate elements. However, under normal circumstances, no matter the software program used, the approximate results should always be similar. It is clear that when using a single 8-node quadrilateral plate element in Ansys, the maximum bending stress that can be attained in the process is exactly similar to and the same as the beam theory and the maximum deflection is below 5.7% of the theoretical deflection. In Strand 7, the real maximum bending stress for a single 8-node quadrilateral element is 45.5% that is less than the theoretical bending stress while the deflection is 24.4% below the theoretical deflection. When 10 plate elements are used, Ansys and Strand 7 will have to match the theoretical stress and the deflection of the same. The other plate elements; that is the 4-node quadrilateral plate elements, 6-node triangle plate elements, and 3 node triangle plate elements often give the same approximate stresses and deflections when the two different software programs are used. This shows consistency in the results that the software programs give for those measures. When working towards the results for the 4 node quadrilaterals, the two software programs will require an approximate number of about 150 elements in order to match the theoretical values. As for the 6 node triangles, only 16 elements are needed for the two software programs. On the other hand, for 3 node triangles plate elements, the maximum bending stress is below 1% of the theoretical bending stress and the deflection stress and the deflection is 4.7% less than the theoretical deflection even when 2000 are fed to the two software programs. Aspect ratio refers to the ratio of the length of the side that is the shortest to the side that is the longest. The best element shape is a square that has an aspect ratio of 1 and the poorest element shape has an aspect ratio of less than

Thursday, September 26, 2019

What are the main causes of global warming Essay

What are the main causes of global warming - Essay Example The earth’s atmosphere usually traps solar radiation, through gases such as Carbon IV oxide, methane and water vapor; these are called the greenhouse gases, which allow incoming radiation to pass through, but traps and retain the heat radiated back from the earth’s surface (Dahlman & Renwick 96). This phenomenon is called the greenhouse effect. Global warming is simply an enhanced form of the greenhouse effect, caused by a major upsurge in the greenhouse gases in the earth’s atmosphere. The gases trap more and more radiation leading to an overall increase in the earth. For global warming to occur, a lot of factors come into play. However, scientists have concluded that human activity is the leading cause of global warming. This happens in two main ways: burning fossil fuels, which is the main cause and deforestation. When fossil fuels are extracted and burnt, they release CO2 and other greenhouse gases. Increased CO2 in the atmosphere is the biggest concern because it can last in the atmosphere for generations. Deforestation only happens to accelerate the problem further. This is because most of the cleared trees, when burnt, also release CO2. Furthermore, we know that forests require CO2 for photosynthesis. In the process, plants are able to reduce the amount of CO2 in the atmosphere. Clearing trees therefore leads to the build of carbon IV oxide, which in turn raises the earth’s temperatures. Global warming causes climate change (Dahlman & Renwick 96). This is unpredictable and mostly devastating changes in weather such as the Hurricane Sandy and other extreme climatic events such as the melting of the polar ice. These changes therefore call for all the people in the world to join hands to try to reverse and in the end eliminate this process. Among the strategies set forth to combat global warming include afforestation, which is the planting of forests where they were depleted,

Brand Positioning2 Assignment Example | Topics and Well Written Essays - 250 words

Brand Positioning2 - Assignment Example McDonalds considers itself a leader in the fast food industry. A close analysis of the perception of the customers regarding McDonalds, it emerges that many customers view McDonalds as the leader it has determined itself to be. This is because many customers are aware of the famous burgers sold at McDonalds, the effective delivery system and the specious eating joints. There is a global loyalty to McDonald’s products to those who are used to the companys fast food (Hicks, 2004). On the other hand, the emergence of Subway, which is threatening to attain the leading position in the provision of healthy fast foods has affected McDonalds positioning in the recent past. The emphasis on healthy eating and the desire for people to prevent non-communicable diseases through healthy eating has contributed to the positive perception of the Subway brand. This is because Subway delivers fast foods, but is conscious of its customer’s health needs. Despite the challenges Subway faces such as limited space in the joints, its concentration of the consumer health needs has served to make it an outstanding brand. From this description, it is evident that, customer’s view the competitors differently. For Subway, customers perceive the brand as a solution to healthy eating, especially for people who love fast foods. On the other hand, McDonalds has been viewed as unique because of the long time presence in the market (Lesser et al, 2013). Lesser, L. I., Kayekjian, K. C., Velasquez, P., Tseng, C., Brook, R. H., & Cohen, D. A. (2013). Original article: Adolescent Purchasing Behavior at McDonalds and Subway. Journal Of Adolescent Health, 53441-445.

Wednesday, September 25, 2019

The Performance Appraisal System For as President & CEO of A Nonprofit Research Paper

The Performance Appraisal System For as President & CEO of A Nonprofit - Research Paper Example The major responsibilities of CEO and President are abundant and challenging. They are liable for directing an organization through making appropriate decisions. They are in charge of developing strategies and plans which can ascertain and promote the organization’s overall mission and purposes. They delegate responsibilities to the team members and ensure that the organizational objectives are met. CEO and President of a non-profit organization closely perform with other top executives to implement policies, systems, and other internal control mechanisms in order to enhance the operational procedures. Their other responsibilities comprise the recognition of opportunities for national and global expansion of organizational activities. They ensure that the organization is performing according to the set organizational objectives. CEO and President help to establish certain standards as well as measures in order to effectively utilize the organizational resources. Performance ap praisal plays the vital role in the overall management of performance of a non-profit organization. It serves two major objectives for a non-profit organization  it enhances the productivity by helping individuals to realize their complete potentials in order to undertake organizational mission and objectives and secondly, it provides information to the management for making work based decisions. Performance appraisal system is required in an organization as it not only assesses the performance but also helps to motivate the individuals.

Tuesday, September 24, 2019

Industry Analysis ( Real Estate ) Research Paper

Industry Analysis ( Real Estate ) - Research Paper Example United development group in a pioneering real estate company that dictates its operations in affordable housing, student housing, retail centers and apartment homes. The real estate market in Qatar has continued to post massive growth which occurred in the tail end of 2014 (BMI Research, 2014). The Government has plans to expand real estate business due to some prospects and developments which include the 2020 world cup and 2030 vision programme which are key to the expansion of the sector (BMI Research, 2014). The Qatar Construction Specifications set new mandates to all buildings being constructed that they should be wind-proof and seismic, have entry and exit points for people with special needs, and that the walls should provide adequate sound and heat protection. The stipulations also, take into contemplation the quality of construction materials and age of the building (BMI Research, 2014). Nevertheless, the construction debris should be recycled, dysfunctional street lights be replaced and employ the use of energy saver bulbs. Most real estate companies have expanded their production in several countries like Kuwait, Dubai and Saudi Arabia. The City Scape Qatar 2015 is a real estate development and investment galore, which will be unveiled on May, 11 will be a key role in investment opportunities (BMI Research, 2014). Online Qatar.(2015). Qatar Real Estate News: Qatar property rentals third most expensive in the world. Retrieved from

Monday, September 23, 2019

EasyCar com Case Study Example | Topics and Well Written Essays - 2250 words

EasyCar com - Case Study Example Avis, Europcar, and Hertz were very prominent across Europe. However, each region had a prominent domestic player in the market as well and these attracted about half of the crowd for the simple reason of familiarity. These top firms were aware of their place in the market and the reason for their being there. They targeted both business and leisure segments and offered them the services they required most by offering a wide range of vehicles. This meant that the leisure or tourist class could opt to use a lower end vehicle and save on cost and the business segment could choose the best and optimize their experience. The rental car scenario also comprised of a few smaller players who operated out of a few locations only and focused mainly on the tourist crowd, and brokers who did not own a fleet of vehicles of their own but had tie-ups with various players in the market and earned via commission from them. It can be said that the car rental industry was at the time very stable in Wes tern Europe. Service delivery was monotonous and there was huge scope for the revolution to occur in the segment. Reducing the operating costs is a key strategy to survive and succeed in any industrial sector, with the rental car industry being no exception to it. EasyCar undertook various measures to keep their operating costs down. EasyCar’s mission was to provide rental cars at low prices so that these could prove to be competition for public modes of transport as well as even owning one’s own vehicles. They followed many simple strategies such as keeping only one type of vehicle at one venue. This worked out well for them as maintenance charges would be uniform. Even when they decided to use different vehicles, they always ensured that there was only one class of vehicles at one location. The reason for choosing to introduce a different class of vehicles was that newer vehicles were costing them lower to maintain on a daily basis and so they could charge.

Sunday, September 22, 2019

The beauty of nature is so intense it can be overwhelming Essay Example for Free

The beauty of nature is so intense it can be overwhelming Essay In comparing and contrasting â€Å"How the old Mountains drip with Sunset† with at least one other poem, compare and contrast how the awesome aspect of nature is depicted in your collection. The poems â€Å"How the old Mountains drip with Sunset† by Emily Dickinson and â€Å"Beeny Cliff† by Thomas Hardy both present nature as intensely beautiful with the critic Blackmur claiming that: â€Å"those poems where [Emily Dickinson] describes the effect of nature upon a sensitive observer are most effective†¦ truly beautiful†. The awesome aspect of nature is depicted in a number of different ways but most importantly through structure, sound and repetition, natural imagery, and colour. There are a number of structural similarities and differences within these poems. The exclamations of â€Å"how† within â€Å"How the old Mountains drip with Sunset† introduce a note of amazement into the poem. Similarly, â€Å"o† in â€Å"Beeny Cliff† is suggestive as an address, but also as a lament. This can be inferred to reflect that the beauty of nature is so overwhelming that the poetic voice cannot help but sigh over the memories that were captured in the landscape of â€Å"Beeny Cliff†. In â€Å"How the old Mountains drip with Sunset†, the idiosyncratic capitalisations personify the sunset, but also control the emphasis on the significance of the details within the landscape. The dashes are suggestive of punctuating the poem with emotional thoughts and excitement. As every new idea strikes the poetic voice, a dash is used to separate each one. The interjection â€Å"-Sapphire-† in the line â€Å"with a departing –Sapphire- feature† suggests the sudden registration of the vivid brilliant colour in nature. In the last line â€Å"Paralyzed, with Gold-†, the dash suggests the continuation of excitement, and the expectant waiting for the next detail of beauty nature will provide next. In contrast to this, the dashes in â€Å"-elsewhere-† in â€Å"Beeny Cliff† set the word in isolation, suggesting the separation of Hardy and his wife by death. This emphasises the strength of emotion and acute pain Hardy experiences due to nature and death, and so expresses the overwhelming beauty of nature through nature’s power. In â€Å"Beeny Cliff† the use of polysyndeton in the repetition of â€Å"and† suggests a chain of events. This reflects the continuity of nature and human life, but also serves to slow down the pace of the poem, until the third and fourth stanzas of â€Å"Beeny Cliff† are simply a description of the beauty of Beeny Cliff, with connotations of the death of Hardy’s wife. This could imply that the beauty  of nature demands to be described and perhaps even associated with emotions and memories. Similarly, in â€Å"How the old Mountains drip with Sunset† the anaphora of â€Å"how† is suggestive of the intensity of wonder at the sunset. With each repetition, the poetic voice expresses her admiration of each new marvel she observes, as well as the sheer variety and number of visual splendours in the landscape. The shift in description of the sea in â€Å"Beeny Cliff† from a â€Å"wandering western sea† into a â€Å"wild weird western shore† suggests the beauty of nature changes into an overwhelmingly alien and strange, and almost evil and foreboding landscape once death occurs. The AAA rhyme scheme of â€Å"Beeny Cliff† strengthens the idea of the unchangeable ability and permanence of nature, while the plosive sounds of â€Å"still in chasmal beauty bulks old Beeny† evoke a sense of bitterness in the fac t that the beauty of nature remains even after the death of Hardy’s wife. In â€Å"How the old Mountains drip with Sunset†, the half rhymes focuses and concentrates the admiration and emotional energy of the reader and the poetic voice on the sense that the scene is continually evolving. Furthermore, the half rhymes may also suggest that every sunset is unique in its beauty. The beauty of nature is also expressed in its comparison to humanity. In â€Å"How the old Mountains drip with Sunset†, Dickinson references the artists Titian, Domenichino and Guido who were all famous for their rich colours, in particular Titian’s vivid golden red hair in his paintings. However these artists cannot capture the magnificence of the red and gold sunset, thus creating a sense of irony. This suggests the beauty of nature as human artists are confounded by the brilliance of the sunset, and are so overwhelmed by its impossibility to paint that they cannot capture it. Domenichino â€Å"dropped his pencil-/Paralyzed, with Gold†, in which the image of a dropped pencil reflects the artist’s shock at the radiance of the sunset and is almost comical, thus alluding to how the attempts to paint the sunset must seem comical and pale in significance to the real thing . This suggests that the beauty of nature is so overwhelming that it is able to surprise even great artists and even overpower them. In â€Å"Beeny Cliff†, Beeny Cliff itself is used as a contrast to mankind. Its â€Å"chasmal beauty† is juxtaposed with â€Å"the woman†, who â€Å"now is -elsewhere†, is reflective of the contrast between the constancy of nature against the mortality of human life. This is further illuminated in the opposition of â€Å"still†, which  highlights the eternal nature of the cliff and therefore nature, with â€Å"now†, which implies the mutability of human life. This is suggestive of the awesome aspect of nature in its ability to stay forever unchanging, especially when juxtaposed with the fleeting transient nature of humanity. In â€Å"How the old Mountains drip with Sunset† humanity also appears insignificant when compared to nature. The â€Å"small dusk† â€Å"blots† the houses, which suggests that even with such a tiny aspect of nature, humanity offers little resistance. This suggests the overwhelming aspect of nature as even with everything humanity has achieves, it is easily smothered by the power of nature. The rich imagery in â€Å"How the old Mountains drip with Sunset† is suggestive of the power of the sunset. The word â€Å"drip† emphasises the sunbeams overflowing with light, and therefore implies the intensity and brightness of colour. The image of the dun brake â€Å"draped in Cinder† reflects the lavishness of the landscape, and therefore the abundant beauty of nature. In â€Å"How the old Mountains drip with Sunset†; the slow verbs also suggest that the sunset has been frozen in a moment of time. The onomatopoeic â€Å"drip† captures the gradual nature of the sunset, whereas â€Å"crawls† is suggestive of the slowing of time. However, nature continues, thus suggesting the fragile beauty of the sunset, in that it only lasts for a few moments even if time seems to stand still for the poetic voice, who is absorbed in the describing of the sunset. The variety of description, from â€Å"the old Mountains†, to the â€Å"Dun Brake†, to the â€Å"old Steeples† echoes the varied process of the sun setting, and its changing splendour. In comparison to this, the chasmal beauty in â€Å"Beeny Cliff† reveals depth of emotion Hardy experiences, as well as the depth of beauty and darkness present within the landscape. Within these two poems, there is a prevalent sense of colours and light. In â€Å"Beeny Cliff†, the sea is described as â€Å"opal and †¦ sapphire†. The usage of precious gems suggests valuable memories and rarity in nature. This is echoed in â€Å"How the old Mountains drip with Sunset†, in which a duchess is described as â€Å"sapphire†. The duchess could be taken to mean the afternoon sky, therefore suggesting that the sky is so beautiful that it is comparable to jewels. The adjective of â€Å"sapphire† in both these images is suggestive of clarity and purity, suggesting the beautiful ideal of hope within the sky and the sea. The images of â€Å"the old Steeples† handing the scarlet back to the sun reflect the sheer magnitude of bright colours in â€Å"How the old Mountains drip with Sunset†, in that the steeples have already been tinted with so much colour that if feels the need to reflect it back. The word play on the word â€Å"steeples† and â€Å"steeped† suggest that the steeples have been saturated with the scarlet of the sun. The darkness of â€Å"a little cloud† cloaking Hardy in his wife is reflective of the overwhelming darkness of grief which is associated with Emma’s death, and therefore, the beauty of Beeny Cliff. The â€Å"sun [bursts] out again† after Emma’s death, which too represents the constancy of nature, and the overwhelming beauty of a new day. However, the violent image of a â€Å"burst† could also be inferred as the clumsy overflow of emotion that the beauty of nature exposes within human nature. In conclusion, structure, sound and repetition are used in â€Å"How the old Mountains drip with Sunset† to convey the poet’s excitement, whereas in â€Å"Beeny Cliff†, it expresses Hardy’s grief. However, the usage of rich and lavish imagery is the most effective method of depicting the beauty of nature â€Å"How the old Mountains drip with Sunset† whereas the colours in â€Å"Beeny Cliff† brilliantly highlight the beauty in the landscape of Beeny Cliff.

Saturday, September 21, 2019

Research on Mental States of Non-Human Animals

Research on Mental States of Non-Human Animals To what extent does research support the claim that non-human animals, particular chimpanzees, have human-like understanding of mental states? In the last three decades, cognitive approaches to the study of animal behaviour have attracted increasing research attention. Much of this interest has concentrated on social cognition and whether animals understand the mental states of others in the same way humans do. In an attempt to address this question research has predominately focused on non-human primates (hereafter primates), especially chimpanzees. This popularity is probably owing to chimpanzees’ evolutionary relatedness to humans, which is the closest of all the primate species and therefore increases the likelihood that they might share human cognitive abilities. Human mental states are a suite of cognitive abilities which allow us to understand others’ psychological states. One example is theory of mind (ToM) which is the ability to understand that other individuals have beliefs and that such beliefs can be different from your own. This is illustrated by the ‘Smarties Test’ in which an individual is shown a tube of smarties and asked what they think is inside the tube, they correctly infer ‘smarties’ however when the tube is opened it is revealed that the tube contains only pencils. The individual is then asked what another naà ¯ve person would answer if given the same test. If the individual has a ToM they should understand that the naà ¯ve individual will have a false belief about the tube’s contents and therefore answer in the same way, i.e., smarties. Research shows that children under the age of 4 years have not fully developed a ToM and invariably fail the smarties test whereas children above t his age pass the test. Experiments conducted on primates have shown little evidence that they have a ToM. For example, Call and Tomasello (1999) tested chimpanzees, orangutans and children with a non-verbal false belief task. The task involved a series of finding games in which a reward was hidden in one of two identical containers by an adult (the hider), and another adult, who had witnessed the hiding process (the communicator), placed a token on the baited container which acted as a marker to indicate to the subject where the food was hidden. The subjects learnt to use the marker to locate the reward and ignore the marker when they knew it to be incorrect (during visible displacement trials). In the crucial false belief trials, the communicator watched the baiting of the container and then left the area and during the communicator’s absence the hider swapped the location of the containers. When the communicator returned she placed the marker on the container in the location she had seen the rewar d being hidden, which was incorrect, and therefore the communicator had a false belief about where the reward was hidden. To show an understanding of this belief the subjects would have to choose the container which the communicator did not place the marker on. The results showed that children chose the correct location of the reward demonstrating their understanding of the communicator’s false belief whereas none of the apes succeeded in choosing the correct location demonstrating their lack of false belief understanding. Other studies have also failed to find evidence of ToM in primates (for review see Povinelli 2004) and many now think that language is needed for the development of ToM which seems to have led researchers away from studying ToM in primates and other species of animals. Another mental state that has received much research attention is intentionally. Intentionally can be defined as understanding the behaviours of other as intentional, goal directed activities. The first study to address this issue was conducted by Premack and Woodruff (1978). They presented Sarah with videotaped sequences of a human actor in several problem-solving situations that were familiar to Sarah. For example, the actor was depicted looking up toward an out-of-reach banana hanging from the ceiling, or attempting to operate a hose that was unattached to a tap. After Sarah had viewed each problem, she was shown a pair of photographs, one of which depicted the solution to the problem. For instance, in the out-of-reach banana situation, the solution consisted of the actor moving a box under the banana. Overall, Sarah performed well on these tasks from the beginning but Savage-Rumbaugh et al (1978) pointed out that Sarah might have been choosing alternatives based on the simple ass ociations among objects formed from her experiences with caretakers and their behaviour with test items, such hoses and taps. Savage-Rumbaugh et al (1978) analysed each item Sarah was presented with and found that, overall, items for which such associative procedures were most straightforward were the ones on which Sarah performed best. In addition, Savage-Rumbaugh et al (1978) presented two language-trained chimpanzees with a matching-to-sample task in which the chimpanzees were shown, for example, a picture of a key and asked to select between pictures of a box and a padlock. Both chimpanzees performed well above chance in this task and selected the correct alternative in the majority of trials. These results therefore provided an alternative explanation to that of understanding of intention in others. Other research on chimpanzees’ understanding of intentions has produced mixed results. Povinelli et al (1998), for example, tested six chimpanzees who could choose to point to one of two caretakers to provide them with a cup of juice. However, prior to the choice the apes had experience of the caretakers’ behaviour in which one caretaker would accidentally drop the drink on the floor and the other would purposely empty the cup of juice on the floor. The authors reasoned that an understanding of the intentionally of the caretakers would result in the apes choosing the caretaker to provide them with juice who had previously acted with good intention but accidentally spilled the drink. The results showed that the apes made no preference for the ‘clumsy’ caretaker indicating that the apes were unable to understand the experimenters’ intentions. However, Call and Tomasello (2004) argue that there was no motivation to choose between the two caretakers beca use whomever they chose they would receive no juice. This possibility can be tested by repeating the experiment and allowing the caretakers to sometimes drop or purposely spill the drink on some trials but not on others. This would allow the apes to receive juice in some of the trials e.g., 50%, and therefore raise the apes’ motivation whilst maintaining the essence of the experiment. In contrast to the Povinelli et al’s (1998) study, Call et al (2004) found evidence that chimpanzees do show understanding of intentional behaviour in humans. The authors conducted an ‘unwilling’ and ‘unable’ test in which an experimenter would feed an ape a grape through a hole in the Plexiglas window. On some trials the ape would not receive the grape from the experimenter who in one condition would accidentally drop the grape and in a second condition would tease the ape by repeatedly pulling the grape back from the hole. When the apes’ behaviour was analysed it was found that they behaved differently in the two conditions. When the grapes were accidentally dropped the ape remained in the room longer than when the experimenter teased the ape. Moreover, during the teasing condition the apes often showed frustrated behaviour, such as spitting and punching the plexi-glass panel. The authors suggest this demonstrates the apes’ understandi ng of the experimenter’s intentions of being unable to give the grape in one condition and unwilling to give the grape in the other condition. However, it would be interesting to know exactly how the teasing behaviour was executed by the experimenter. For example, if the experimenter used loud vocalisations in the teasing condition but not in the clumsy condition it is possible the apes were just reacting to this rather than the experimenter’s intention. Knowing what others can see is another mental state humans possess and one that chimpanzees have shown evidence in possessing. For example, Hare et al (2001) used a competitive paradigm to test whether a subordinate chimpanzee would take into account how a dominant rival would behave depending if the rival had seen food being baited behind a barrier. The two chimpanzees faced each other across an ape enclosure which had one barrier in the middle of the enclosure. An experimenter hid one piece behind the barrier (on the subordinate’s side) and one piece in the open. In some conditions the dominant saw the reward being placed behind the barrier and in other conditions did not see the food being placed there. After the baiting procedure the subordinate and dominant were then allowed access to rewards. When the subordinate had observed that the dominant had not seen the food being hidden behind the barrier the subordinate would approach the food behind the barrier leaving the domi nant to retrieve the reward that was out in the open. However, when the dominant had seen the food placed behind the barrier the subordinate showed no preference for the food behind the barrier. In a follow-up study Hare et al (2001) extended these findings by repeating the experiment but in some conditions the dominant was switched (after seeing the food being hidden) with another dominant who had not seen the food being hidden. The results showed that the subordinate approached the reward placed behind the barrier more often when the dominant had been switched with the naà ¯ve dominant and the authors suggest that this demonstrates chimpanzees can predict who had seen what. In addition, a control condition ruled out the possibility that the subordinate was acting on simple rules such as preferring food lying close to the barriers. For example, when the opaque barrier was replaced by a transparent barrier, so that the dominant would see the reward even when he had not seen the foo d being placed there, the subordinate’s preference for the food behind the barrier disappeared. Although the above two studies seem to show that chimpanzees understand what others see, several researchers suggest that chimpanzees are using simpler mechanisms to solve the task. Karin-D’Arcy and Povinelli (2002), for example, argue that subordinate chimpanzees might simple prefer food that is next to barriers as this provides some safety from attack by the dominant. The authors repeated Hare et al’s 2002 study and found that subordinate chimpanzees preferred food next to the barrier even when both chimpanzees could see both pieces of food (the barrier was positioned vertically in relation to both chimpanzees). In addition, Povinelli and Vonk (2003) argue that even if the chimpanzees did not have a preference per se for the barriers in Hare et al’s 2002 studies the chimpanzees can understand which food the dominant will be likely to go for without evoking any mental states. For example, behavioural abstraction taken from previous experiences of similar interac tions can be used to predict the dominant’s behaviour. This can occur if the subordinate understands that when the dominant is facing the food the dominant will go towards that food, so use the rule ‘don not go for the food if the dominant is orientated toward the food’. Povinelli and Vonk (2003) further argue that experiments testing mental states in animals will only be of value if the possibility of behavioural abstraction is removed from the experimental equation. The authors therefore advocate that mental attribution can only be tested in chimpanzees and other animals by showing evidence of an individual extrapolating its own experiences to the mental states of others, a theory first put forward by Heyes (1998). Povinelli and Vonk (2003) suggest the following as a suitable experiment to address Heyes’ (1998) idea. First, allow an ape to interact with two buckets, one red and one black. The red bucket is placed over the ape’s head and the ape ca n clearly see its surroundings through the bucket, however when the black bucket is placed over the ape’s head he can see nothing. Now if the ape is confronted with two experimenters, one wearing the black bucket over her head and the other the red bucket over her head, and the ape begs for food only from the experimenter wearing the red bucket then it is likely that the ape is using mental attribution as the only experience the ape has had of the buckets is through its own experience. Povinelli and Vonk (2003) argue that experiments of this nature can provide evidence of mental states and rule out alternative interpretations such as behavioural abstractions. Conclusion The mental states of humans include a suite of cognitive functions which allow us to understand others’ knowledge and beliefs such as theory of mind and intentionally. Many argue that only humans have these types of mental states and other animals use lower cognitive functions based on learning and experience, such as behavioural abstractions. However, there is increasing evidence that other animals, especially chimpanzees, might also have human-like mental states, such as understanding intentions and understanding the relationship between seeing and knowing. One major caveat, however, is, to date, the most convincing research on chimpanzees’ mental states can not distinguish if the chimpanzees’ actions are based on human-like mental states or based on mechanisms not involving mental attribution such as behavioural abstractions. What is therefore needed is further research which can distinguish between these two possibilities and therefore increase our understand ing of the psychological abilities of chimpanzees and other animals. References Call, J., Tomasello, M.(1999) A nonverbal theory of mind test. The performance of children and apes. Child Development, 70, 381-395 Call, J., Hare, B., Carpenter, M., Tomasello (2004) Unwilling or unable: Chimapnzees’ understanding of human intentional action. Developmental Science, 7, 488-498 Hare,B., Call, J., Agnetta, B., Tomasello, M.(2000) Chimpanzees know what conspecifics do and do not see. Animal Behaviour, 59, 771-785. Hare,B., Call, J., Tomasello, M.(2001). Do chimpanzees know what conspecifics know? Animal Behaviour, 61, 139-151. Heyes,CM (1998). Theory of mind in nonhuman primates. Behavioural and Brain Sciences, 21, 101-148. Povinelli, D.J., Perilloux, H.K., Reaux, J.E. Bierschwale, D.T. (1998) Young and Juvenile chimpanzees reactions to intentional versus accidental and inadvertent actions. Behavioural Processes, 42, 205-218 Povinelli, D.J. (2004) Behind the ape’s appearance: escaping anthropocentrism in the study of other minds. Dadalus 29-41 Povinelli, D. J., Giambrone, S. (2001). Reasoning about beliefs: A human specialization? Child Development, 72, 691-695. Povinelli, D.J. Vonk, J. (2003) Chimpanzees minds: Suspiciously human? Trends in Cognitive Sciences, 7, 157-160. Povinelli, D.J. Vonk, J. (2004). We dont need a microscope to explore the chimpanzee mind. Mind and Language, 19, 1-28. Tomasello, M., Call, J., and Hare, B. (2003b). Chimpanzees understand psychological states- the question is which ones and to what extent. Trends in Cognitive Sciences, 7, 153-156. Savage-Rumbaugh, E.S., Rumbaugh, D.M., Boysen, S.T. (1978). Sarahs problems in comprehension. Behavioral and Brain Sciences, 1, 555-557.

Friday, September 20, 2019

Enhancement of Photocatalytic Overall Water Splitting

Enhancement of Photocatalytic Overall Water Splitting Enhancement of photocatalytic overall water splitting on H1.9K0.3La0.5Bi0.1Ta2O7 by loading Pt, Rh(oxide) as co-catalysts Wei Chen, Hui Wang, Liqun Mao, Xiaoping Chen, Wenfeng Shangguan Abstract: Pt and Rh were loaded on protonated layered pervoskite H1.9K0.3La0.5Bi0.1Ta2O7 by an in suit photodeposition method. The Rh loading facilitates the O2 evolution and the H2/O2 is close to stoichiometric ratio (≈ 2). Yet the Pt loading is unable to improve the O2 evolution, although the photocatalytic activity for H2 evolution was enhanced apparently. The different effect of Pt and Rh on phtocatalytic activity for H2 or O2 evolution is due to the chemical states of Pt and Rh on HKLBT. The Pt particles loaded on HKLBT by photodepositon are Pt0, functioning as activity sites for H2 evolution. However, the Rh particles loaded on HKLBT are not only Rh0, but also RhO2, which provide the activity sites for O2 evolution by means of reducing the overpotential of O2 evolution. 1 Introduction Photocatalytic water splitting has attracted much attention in the past decades for producing clean and renewable hydrogen energy[1-3]. The photocatalytic water splitting contains both water reduction process(for H2) and water oxidation(for O2) process. Currently, the water oxidation process is consider as a key bottleneck in photocatalytic reaction[4]. The difficulty of water oxidation is due to the high overpotential of O2 evolution, which is attributed to charge trapping by surface states and slow oxygen evolution kinetics[5-7]. This is also explaining why some photocatalytic reactions in pure water only produce H2 without O2 (or H2/O2>2). Therefore, providing the activity sites for oxygen evolution to reduce the overprotential is a key task on overall water splitting. It has reported that co-catalysts such as NiO[8], RuO2[9], Mn2O3[10] loading on photocatalysts play an very important role on achieving overall water splitting by mean of providing the activity sites or inhibiting t he occurrence of backward reaction. However, almost all of metal oxides loading on photocatalytic materials need heat-treatment, which is harmful to some materials with less heat-resistant, such as protonated layered materials[11], metal (oxy)sulfide[12] and metal (oxy)nitride[13], etc. Recently, Kudo et al[14] loaded PbO2 from Pb2+ by a photodeposition method without heat-treatment, indicating that oxides also are loaded by oxidation of photogenerated holes, which will provide us with a feasible way to load metal oxides on photocataytic materials by a photodeposition method. In our previous study, we found that, although protonated layered perovskite H1.9K0.3La0.5Bi0.1Ta2O7 showed high activity for overall water splitting, the ratio of H2/O2 was stoichiometric[15,16]. In addition, H1.9K0.3La0.5Bi0.1Ta2O7 (HKLBT) possesses weak heat endurance and the heat-treatment would result the collapse of layer structure. Herein, we report Rh oxide loading on HKLBT by in suit photodepositon to provide the activity sites for Oxygen evolution and enhance photocatalytic water splitting. The chemical sates of Pt, Rh loading on HKLBT are investigated. The effects of co-catalysts on water splitting, especially for oxygen evolution, are also discussed. 2 Experimental 2.1 Preparation of materials The protonated layered perovskite oxides H1.9K0.3La0.5Bi0.1Ta2O7was prepared according to the method presented in our previous papers[15]. The detail processes are as follows: (1)The layered compound K0.5La0.5Bi2Ta2O9 were prepared by the polymerized complex method as follows. 60 mL methanol was used as a solvent to dissolve 0.006 mol of TaCl5. A large excess of citric acid (CA, 0.09 mol) was added into the methanol solution with continuous stirring. After achieving complete dissolution, 0.006 mol Bi(NO3)3 ·5H2O, 0.0015 mol La(NO3)3 ·nH2O, and 0.00825 mol K2CO3 were added to the solution. The mixture was then magnetically stirred for 1 h to afford a transparent solution and 0.36 mol of ethylene glycol (EG) was added to this solution. Then, the solution was heated at 130  ºC to promote esterification between EG and CA, yielding brown resin. The resin was then calcined at 350 oC for 1 h to form black solid mass. The resulting black powder was calcined on an Al2O3 plate at 650  ºC for 2 h in air, then calcined at 900  ºC for 6 h to obtain K0.5La0.5Bi2Ta2O9 (denoted as KLBT). (2) Proton exchange reaction: KLBT (0.8g) was performed in 250 mL of 3 M HCl solution for 72 h at room temperature with replacement of the acid every 24 h, and then the product was washed with deionized water and dried at 60  ºC for 3 h to remove the water on the surface of potocatalysts to obtain HKLBT. 2.2 Characterizations The UV-vis diffuse reflection spectra (DRS) were determined by a UV-vis spectrophotometer UV-2450 (Shimadzu, Japan) and were converted to absorbance by the Kulbelka-Munk method. The transmission electron microscopy (TEM) measurements were conducted using a JEM-2100F (Japan). The surface electronic state was analyzed by X-ray photoelectron spectroscopy (XPS, Shimadzu-Kratos, Axis Ultra DLD, Japan). All the binding energy (BE) values were calibrated by using the standard BE value of contaminant carbon (C1s =284.6 eV) as a reference. 2.3 In suit photodeposition and photocataltyic reaction The in suit photodeposition and photocatalytic reactions were carried out in a 350 ml top irradiation reaction Quartz cell at room temperature and a 250 W high-press Hg lamp was used as the light source. The catalyst powder (50 mg) was suspended in 60 ml aqueous solution containing a certain amount of (NH3)4PtCl2 and Rh(NO3)2 solution by magnetic stirring. At initial stage (about 2 h), Pt or Rh species were gradually deposited on the surface of HKLBT. After 2 h, generated gases were analyzed by an on-line GC with TCD detector (Huaai, GC9160, China, MS-5A, argon Argon as carrier gas). 3 Results and discussion 3.1 UV-vis DRS The UV-vis diffuse reflection spectra (DRS) of naked HKLBT and Pt (Rh)/HKLBT photocatalyts are shown in Fig 1. The absorption edges of HKLBT loading Pt or Rh have no notable change. However, after in suit photodeposition, the spectrum longer than 320nm exhibit new weak absorptions, which are ascribe to the adsorption of Pt or Rh(oxides) on the surface of HKLBT. The result indicates co-catalysts loaded on photocatalyst successfully as well. 3.2 TEM and XPS analysis The representative HRTEM images of Rh/HKLBT and Pt/HKLBT are shown in Fig 2. Fig 2a shows that the size of the Rh on HKLBT is about 5-10 nm. The lattice fringes of Rh and HKLBT can be observed clearly, suggesting the well-defined crystal structure. The lattice fringes with d spacing of ca. 0.251 nm and 0.184 nm can be assigned to the (101) lattice plane of RhO2 and (002) lattice plane of Rh0, respectively. The result is indicatinged that Rh particles photodeposited on HKLBT contain two different Rh species. The fig 2b shows the lattice fringe with d value of ca. 0.197 nm corresponds to the (200) lattice plane of Pt0, suggesting that Pt2+ was photo-reduced to Pt metal by photogenerated electrons instead of being oxideted by holes. The chemical states of Rh and Pt species on HKLBT photocatalysts were investigated by the XPS. Fig 3 shows the Rh 3d (a) and Pt 4f (b) binding energy spectra of Pt/HKLBT and Rh/HKLBT. As shown in Fig 3a, the Rh 3d5/2 XPS spectrum displays broad peaks and has been fitted to two overlapped peaks at ca 307.2 eV and 309.2 eV. The low binding energy at 307.2 eV is attributed to the Rh0[17], and the high binding energy at 309.2 eV is ascribed to RhO2[18], demonstrating further Rh photodeposited on HKLBT possesses two chemical states. The result is good agreement with the HRTEM result. The spectrum for the Pt7/2 (Fig 3b) exhibits two major peaks with binding energies of ca. 70.8 and 72.3 eV, which are assigned to Pt0 and Pt0 with adsorbed oxygen(Pt0-Oads) based on the previous report by kimi et al[19]. Photocatalytic water splitting activities of Pt/HKLB and Rh/HKLBT(à ¥Ã‚ ¤Ã‚ §Ãƒ ¤Ã‚ ¿Ã‚ ®) Table 1 lists the rates of H2 and O2 on HKLBT loaded with different amounts of Pt-cocatalyst and Rh-catalyst by photodepositon method. As shown in table1, the photocataytic activity of HKLBT was improved by Pt or Rh loading. The highest hydrogen evolution rate was obtained when the amount of cocatalytsts was 0.3wt%, which reached the 2.0 times (Pt) and 1.2 times(Rh) of naked photocatalyst, indicating cocatalysts provide catalytic active sites for water splitting. Excess loading of cocatalysts caused a decrease of photocatalytic activityà ¯Ã‚ ¼Ã…’because the excessive Pt or Rh loaded on HKLBT would not only block the absorption to light photon but become the recombination centers of carriers as well[20]. Moreover, it is noteworthy that Pt loading enhanced remarkably the photocatalytic activity of H2 evolution instead of O2 evolution, and the H2/O2 is also deviating from the stoichiometric ratio. Instead, the photocataytic O2 production is considerably promoted by Rh loading and the ratio of H2 to O2 is close to 2, when the amount of Rh loading is 0.3 wt%. If photocatalytic reaction occurred, the photocatalytic materials not only need to meet requirement of energy, but also have enough activity sites for H2 and O2 evolution. Generally, during an overall water splitting reaction, active sites of O2 evolution are more important than that of hydrogen evolution, due to high overpotential of O2 evolution of photocatalyst[4]. It has been reported, some metal oxides cocatalysts, such as RuO2, IrO2, are good candidates as cocatalysts for enhancing O2 evolution by reducing the overpotential of O2 evolution[9,21]. Valdà ©s er al[22]also reported that the overpotentials of O2 evolution on RuO2, IrO2 and RhO2 were relative low (2 evolution from the surface of the photocatalysts. In our study, Pt0 particles photocdeposited on HKLBT only function as activity sites for H2 evolution, while the activity sites for O2 evolution are insufficiency as well. In contrast, Rh species loaded on HKLBT was not only reduced by electrons to Rh0, but oxidated by ho les to RhO2, which is benefit to O2 evolution. To further demonstrate the effect of RhO2 on O2 evolution, the photocatalytic O2 evolution of HKLBT, Pt/HKLBT and Rh/HKLBT in FeCl3 aqueous solution was carried out(Fig 4). As shown in Fig4, It can be clearly observed that the photocatalytic O2 evolution of Rh/HKLBT is higher than that of both Pt/HKLBT and naked HKLBT, indicting that RhO2 functions as an O2 evolution promoter indeed[23]. Conclusion The Rh oxide (RhO2) was loaded on HKBT by in suit photodeposition method without heat-treatment. Compared to Pt, the Rh oxide on the surface of the HKLBT is able to enhance the photocatalytic O2 evolution, and the ratio of H2 to O2 is stoichiometric ratio (H2/O2=2). The enhancement of O2 is due to the decrease of overpotential of O2 evolution by means of RhO2. The present work is also providing a possibility without heat-treatment to load metal oxides on photocatalyst with low heat stability for overall water splitting. Acknowledgements This work was supported by the National High Technology Research and Development Program of China (2012AA051501), the National Key Basic Research and Development Program (2009CB220000)à ¯Ã‚ ¼Ã…’the National Natural Science Foundation of China (51072116) and the International Cooperation Project of Shanghai Municipal Science and Technology Commission (12160705700). Reference [1] A Kudo , Y Miseki. Chemical Society Reviews 38 (2009) 253-278 [2] X Chen, S Shen, L Guo, S Mao, Chemical review 110 (2010) 6503-6570 [3] K Maeda, Journal of Photochemistry and Photobiology C: Photochemistry Reviews 12 (2011) 237-268 [4] M Kanan, D Nocera, Science 321 (2008) 1072-1075 [5] Z Fang, D Dixon, Journal of Physical Chemistry C 117( 2013) 3539-3555 [6] A Vojvodic, J Nà ¸rskov, Science 334 (2011) 1355-1356 [7] Y Li, Z Liu, L Liu, W Gao, Journal of American Chemical Society 132 (2010) 13008-13015 [8] T Townsend, N Browning, F Osterloh. 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Journal of Physical Chemistry C 116 (2012) 3161-3170 [22] à  Valdà ©s, J Brillet, M Grà ¤tzel, H Gudmundsdà ³ttir, H Hansen, H Jà ³nsson, P Klà ¼pfel, G Kroes, F Formal, I Man, R Martins, J Nà ¸rskov, J Rossmeisl, K Sivula, A Vojvodic, M Zà ¤ch, Physical Chemistry Chemical Physics 14 (2012) 49-70 [23] A Iwase, H Kato, A Kudo, Applied Catalyisi B: Environmental 136-137 (2013) 89-93 Fig 1 UV-vis diffuse reflectance spectra of naked HKLBT, Pt/HKLBT and Rh/HKLBT Fig 2 TEM images of Rh/HKLBT (a) and Pt/HKLBT (b) Fig 3 XPS spectra for Rh 3d and Pt 4f of 0.3wt%Rh/HKLBT and 0.2wt%Pt/HKLBT Table 1 Photocatalytic overall water splitting on Pt/HKLBT and Rh/HKLBT Co-catalyst Loading content(wt%) Gas evolution (ÃŽ ¼mol ·h-1)a H2 O2 H2/O2 ratio none 122.8 33.7 3.6 Pt 0.1 163.40 51.9 3.2 Pt 0.3 242.7 72.5 3.3 Pt 0.5 210.8 72.9 2.9 Rh 0.1 133.5 39.0 3.4 Rh 0.3 146.1 67.9 2.1 Rh 0.5 65.3 31.2 2.1 Photocatlaytic reaction conditions: 50 mg catalyst, 250 W high pressure Hg lamp (ÃŽ »>200 nm), 60 ml pure water a Average rate of H2 and O2 in 4 h Fig 5 Photocatalytic O2 evolution from FeCl3 aqueous solution over naked HKLBT, Pt/HKLBT and Rh/HKLBT (30 mg catalytst, 250 W high pressure Hg lamp, 60 ml 0.05 mol/L FeCl3 )

Thursday, September 19, 2019

An Introduction To Fiber Optics Technology Essay example -- Technology

An Introduction to Fiber Optics Technology Throughout time, speed and efficiency in the telecommunications industry has progressed at a rapid pace due to fiber optic technology. In 1979, AT&T revolutionized the telecommunications industry by producing a medium for data transmission which used light, called fiber optic cable. This medium created a bandwidth of 44.736 Mbps and could multiplex 672 trunk circuits onto one fiber (Cole, 2000). However, this invention was only the beginning of a great addition to telecommunications, one that would change the industry forever. Even though AT&T introduced fiber optic technology in 1979, they weren't the first company to think of such a creative idea. The concept of exchanging data by the use of light was thought of by Alexander Graham Bell in the late 1800's. Bell always thought of possibilities that pulses of light could transmit voice signals, but Bell never had a dependable light source to test the idea (Cheo, 1990). In 1880, Bell patented a phone using optical transmission called the Photophone. Bell's invention failed because it used air as the medium to transmit light, rather than the glass fibers that are used today. Copper wire was simply more reliable than Bell's invention at the time, leading to the failure of his Photophone (Hecht, 1999). Expanding on Bell's idea, English scientist John Logie Bard and United States scientist Clarence W. Hansell patented the idea of using hollow glass pipes to transmit television images in the 1920's. However, the tubes patented were very poor quality and experienced signal loss very easily. Bard and Hansell also ran into the same problem Bell did, not having a constant, intense light source (Hecht, 1999). Solving Bard and Hansell's p... ...singly being used in every aspect of communications. When AT&T started using fiber optics in 1979, telephony was revolutionized. Today, the fiber optics industry is growing faster and faster. Over 90 % of long distance calls are now transmitted via fiber optics (Concise, 1994). Hopefully, someday there will be no limit to speed in the telecommunications industry because of fiber optics. Works Cited Cheo, P. (1990). Fiber Optics and Optoelectronics: Second Edition. Upper Saddle River, NJ: Prentice Hall. Cole, M. (2000). Introduction to Telecommunications: Voice, Data, and the Internet. Upper Saddle River, NJ: Prentice Hall. Concise Columbia Electronic Encyclopedia. (1994). Fiber Optic Systems:OVERVIEW. Available WWW.http:// www2.hawaii.edu/~rubio/fiberoptics/overview.htm Fotec. (1996). Lennie Lightwave's Guide To Fiber Optic Jargon. [Online Web Site].

Wednesday, September 18, 2019

Illegal Immigration to the U.S. Essay -- Cons of Illegal Immigration, I

Illegal Immigration in the States Works Cited Not Included Cynthia Tucker, an editor for the Atlanta Journal-Constitution, published an article on the issue of the illegal immigration to the United States in October 2005, in which she argues that illegal immigration is one of the serious issues like crime, poverty, and terrorism which demands wise leaders who can solve this issue. She criticizes Tom Tancredo; a Republican congressional representative from Colorado, for promoting a legislation which she claims minimizes the rights of illegal immigrants. In her argument, she does not take into consideration the side effects on U.S society of illegal immigration and she ignores the cost of illegal immigration. For example, there is a study conducted by the Center Of Immigration Studies, an independent, non-partisan, non-profit research organization founded in 1985, which estimates that "households headed by illegal aliens used $10 billion more in government services than they paid in taxes in 2002."(Center of Immigration...). Cynthia Tuck er cannot defend her argument clearly and loses credibility because she attacks Tancredo himself and not just his argument, and she ignores issues related to immigration like terrorism. Tucker believes that the main reason for illegal immigration to the United States is the businesses who hire the undocumented workers, as cheap labor. She criticizes Tancredo for promoting this legislation and in the same time neglecting the businesses who hire them. She claims that Tancredo's legislation will deprive the immigrants from their writes, and this will affect the United States because these immigrants produce benefits. She illustrates the benefits of immigration to the States with two crucial... ...ple living in the United States and nearly one million arriving each year; as a result, the potential for terrorists entering the United States undetected is high. Center for Immigration Studies Director of Research, Steven Camarota explains that: "Because every part of our immigration system has been exploited by terrorists, we cannot reform just one area, but must address the problems that exist throughout (Center of Immigration...). Tucker ignores this serious issue which Tucker does not illustrate the whole facts and the issues that related to the issue of illegal immigrants to the States. She also does not criticize Tancredo's argument logically; instead she attack Tancredo himself. Finally, she does mention the other issues like terrorism, language and crime. At the end, Cynthia Tucker loses her credibility because she can not defend her argument clearly.

Tuesday, September 17, 2019

Maintaining Patient Safety Essay

Maintaining Patient Safety When working in an acute care setting such as a hospital, safety is the number one priority. A safe environment greatly reduces the risk for illness or injury. It’s not only for the patient; it’s also for the healthcare provider. For a nurse, it begins when she/he meets the patient. She must assess the room and make sure there is no debris littered on the floor, that all IV tubing is untangled and not on the floor, and that the patient’s bed is down in the lowest position with both side rails up. One mistake that has been committed is having the patient’s bed in a high level in order to prevent back strain, but then remembering that they forgot the linens and leave the room with the patient basically â€Å"in the air†. The problem with this is that is the patient is drowsy, or groggy, or is incapable of walking and ends up rolling and falling off. The patient could also be of a different height and assume their feet will touch the floor and instead end up falling off the side of the bed. This is why before you leave a room you must make sure to lower the bed back to its original position, low. Although the bed has four side rails you can only keep two up at a time unless ordered by a physician for the patient’s safety, otherwise it is considered false imprisonment. In order to avoid this easily avoidable error we must remember to finish what we complete with the patient and then to lower the bed and make sure the side rails are raised. If by chance we forgot something outside of the patient’s room, stop and lower the bed, and when you return, raise it again. Without these cautionary details, a patient could fall and end up remaining hospitalized for an extended time.

Monday, September 16, 2019

Life Worth Living Essay

Mysterious is what life seems to be and time seems too short for us to enjoy it. Most of us are often told to live life to the fullest but we were never told how to do so. As we grow, we continue to search on how we will make our life worth living. We tend to be adventurous to try to know the world and what we can do to say that our life is worth living. People have different perspectives on how is life worth living. For me, there are many things that make my life worth living. Life offers many challenges but through the love that I receive from my family and friends I become strong enough to face them. Love that I can receive as I live is what makes my life worth living. The opportunity to receive and share it to others really makes my life worth living. Happy moments that I spend with my loved ones also make my life worth living. They help me create good memories as I continuously live. Another one is the chance to improve myself as an individual and to have a purpose on other’s life. As I explore my potentialities, it’s worth living to have an impact on other’s life. It’s like knowing that if I leave this world, I’ll be remember by those people which I have left an impact. And life is worth living because it lets us experience failures and attain success. Failures strengthen us to face the struggles and obstacles that we will encounter while success makes room for more improvement to be an individual worthy to be called as successful. Life that I have now is worth living. I was given the chance to experience many things. I was also given the time to be with people who completes me as an individual. Enjoying life to the fullest along with my loved ones makes my life worth living. To be able to live with people who I have a purpose and to experience being loved by them makes my life worth living. Life full of mysteries is worth living although time is too short too to enjoy it, as long as long as our family and friends are there to add colors to our life and to take part in our ups and down.

Sunday, September 15, 2019

Erickson stages of child development Essay

Erik Erikson’s theory of psychosocial development is one of the best-known theories of personality in psychology. Erikson believed that personality develops in a series of stages. Erikson’s theory describes the impact of social experience across the whole lifespan. Erikson theory focuses on physical, emotional, and psychological stages of development. According to Erikson personality developed in eight developmental stages throughout life span and the need of each stage must be met or resolved before the move to the next stage. If individual needs are not met in a particular stage, it will affect the individual later in life. Erikson’s stages of development assessment findings of each age group and potential findings a nurse may discover includes: Infancy (birth to 18 months): Trust versus Mistrust. Children begin to learn the ability to trust others based upon the consistency of their caregiver(s). If trust develops successfully, the child gains confidence and security in the world around him and is able to feel secure even when threatened. Unsuccessful completion of this stage can result in an inability to trust, and therefore a sense of fear about the inconsistent world. It may result in anxiety, heightened insecurities, and an over feeling of mistrust in the world around them. Early Childhood (2 to 3 years): Autonomy versus shame and doubt . Children begin to assert their independence, by walking away from their mother, picking which toy to play with, and making choices about what they like to wear, to eat, etc. If children in this stage are encouraged and supported in their increased independence, they become more confident and secure in their own ability to survive in the world. If children are criticized, overly controlled, or not given the opportunity to assert themselves, they begin to feel inadequate in their ability to survive, and may then become overly dependent upon others, lack self-esteem, and feel a sense of shame or doubt in their own abilities. Preschool (3 to 5 years): Initiative versus guilt. Children assert themselves more frequently. They begin to plan activities, make up games, and initiate activities with others. If given this  opportunity, children develop a sense of initiative, and feel secure in their ability to lead others and make decisions. Conversely, if this tendency is squelched, either through criticism or control, children develop a sense of guilt. They may feel like a nuisance to others and will therefore remain followers, lacking in self-initiative. School Age (6 to 11 years): Industry versus inferiority. Children begin to develop a sense of pride in their accomplishments. They initiate projects, see them through to completion, and feel good about what they have achieved. During this time, teachers play an increased role in the child’s development. If children are encouraged and reinforced for their initiative, they begin to feel industrious and feel confident in their ability to achieve goals. If this initiative is not encouraged, if it is restricted by parents or teacher, then the child begins to feel inferior, doubting his own abilities and therefore may not reach his potential. Adolescence (12 to 18 years): Identity versus role confusion. During adolescence, the transition from childhood to adulthood is most important. Children are becoming more independent, and begin to look at the future in terms of career, relationships, families, housing, etc. During this period, they explore possibilities and begin to form their own identity based upon the outcome of their explorations. This sense of who they are can be hindered, which results in a sense of confusion (â€Å"I don’t know what I want to be when I grow up†) about themselves and their role in the world. Success in this stage leads to an ability to stay true and being focused while failure leads to role confusion and a weak sense of self or confused. Young Adulthood (19 to 40 years): Intimacy versus isolation. Young adults need to form intimate, loving relationships with other people. We explore relationships leading toward longer term commitments with someone other than a family member. Successful completion can lead to comfortable relationships and a sense of commitment, safety, and care within a relationship. Avoiding intimacy, fearing commitment and relationships can lead to isolation, loneliness, and sometimes depression. Middle Adulthood (40 to 65 years): Generativity versus. Stagnation During middle adulthood, we establish our careers, settle down within a relationship, begin our own families and develop a sense of being a part of the bigger picture. We give back to  society through raising our children, being productive at work, and becoming involved in community activities and organizations. This leads to feelings of usefulness and accomplishment. By failing to achieve these objectives, we become stagnant and feel unproductive. Maturity (65 to death): Ego integrity versus despair. As we grow older and become senior citizens, we tend to slow down our productivity, and explore life as a retired person. It is during this time that we contemplate our accomplishments and are able to develop integrity if we see ourselves as leading a successful life. If we see our lives as unproductive, feel guilt about our pasts, or feel that we did not accomplish our life goals, we become dissatisfied with life and develop despair, often leading to depression and hopelessness. Summary of how nurses would handle physical assessment, examinations, education and communication differently with children versus adults. According to ( Javis 2012), Assessment is the collection of data about the individual health state. Edelman & Mandle ( 2010), defined health assessment as a tool used to detect health problem of an individual through proper physical examination, screening, health history which enable health care provider to have insight of the individual problem. Assessment helps in dictating the actual diagnosis by identifying the signs and symptoms of the disease, knowing the patient cultures and beliefs will also help in developing proper health care plan for effective care delivery and health promotion. According to (Javis 2012), Children are unable to relay information concerning their health problem compared to adults due to their developmental stage. The nurse depends on the parents or care givers to get health information relating to the children. The child observation and the parent interview should be well documented. According to (Javis 2012), performing health assessment to toddlers may not be easy; head to toe assessment in a toddler may not be in sequence. Patience is needed by the nurse in conducting physical assessment in a child. Nurses often gain good rapport with children by giving toys, paper and crayon to them. Nurses learning how to gain consent both in adults and in children will help in proper physical assessment of everyone and these includes: The skin: Assess for Birthmarks, pigmentation or color change, skin disease such as rashes, lesion and acne. Changes in the nail shape and bruises. Head: Assess for  hair texture, alopecia, head injury, dizziness and headache. Eyes: Assess for glasses use, the date of last eye visit to you doctor. Check for redness, drainage, pupil size, pupil reaction, cataract, glaucoma, pain. Ear: Assess for any ear problems such as drainage, myringotomy tubes in ears, cerumen, ringing in the ear. Nose and Sinuses: Assess for frequent cod, nose bleed, nasal stiffness and any allergies. Mouth and Throat: Assess for cleft lip and palate, caries, sores in the mouth, tongue and throat, mouth breathing, difficulty in chewing, swallowing and hoarseness voice. Neck: Assess for swollen glands and limitation of movements. Breast: Assess for any nipple discharge, pain or any breast disease. Preadolescents and adolescents ask questions like when did they noticed breast changes in their body. Respiratory: Assess for wheezing or noisy breathing, shortness of breath, chronic cough, croup or history of asthma. Cardiovascular: Assess the shape of the chest wall; auscultate to dictate normal heart sounds or abnormal heart sound such as murmur. Assess for heart palpitation, dyspnea on exertion, coldness in extremities and normal or abnormal blood pressure. Gastro-intestinal System: Assess for abdominal pain, frequent nausea/ vomiting, frequent bowel movements, the stool constituency diarrhea or constipation, use of laxatives, rectal bleeding and history of pinworms. Urinary System: Assess for history of urinary tract infection, oliguria/ polyuria, urine color. Ask for any planned toilet training for the child, when it started. Is the child bedwetting? Do you know if there is any factor associated with this? Male genital System: Assess the penis for pain. Check for lesions, drainage, swelling, hernia in the scrotum during crying. Preadolescents and adolescents boys assess for puberty changes and any sexual abuse. Female genital System: Assess for genital itching, vaginal discharges, and rashes. Check for sexual abuse. Preadolescents and adolescents ask if their menstruation has started. Sexual Health: Assess for sexually transmitted disease such as gonorrhea/ syphilis, herpes, chlamydia, HIV/ AIDS. Ask if the preadolescents or the adolescent are into a relationship involving sexual intercourse. Did she or he know about sexually transmitted diseases? Assess how a child reacts towards the opposite sex. Musculoskeletal System: Assess for bone and joint pain, swelling, arthritis, stiffness, limited movement, coordination and gait strength. Assess for muscle strength, pain, cramps, weakness, posture, spinal curvature. Neurological System: Assess for numbness and tingling sensation. Cognitive functions, mental retardations and cerebral palsy. Hematologic System: Assess for excessive bruising, swelling of the lymph nodes, exposure to toxic agents and radiations. Endocrine System: Assess the history of thyroid or diabetes disease such as excessive thirst, hunger or urination. Delay in puberty and abnormal hair distributions. Nurse should know the anatomy and physiology associated with body system to be able to differentiate normal findings from abnormal findings. Health assessment is performed according to developmental stages. The parents and care givers should relate important health information of a child to the nurse for effective health care delivery. All information gathered should be properly documented. References Erickson’s Stages of Psychosocial Development. Retrieved from http://allpsych.com/psychology/101/social_development.html. Erickson’s Theory of Psychosocial Development in Infancy and Early Childhood. Retrieved: http://psychology.about.com/od/psychosocial.html. Javis, Carolyn. Physical Examination & health Assessment, (Saunders2012).Sixth edition Carole Edelman, Elizabeth kudzma, Carol Mandle. Health promotion throughout life span, 7th Edition ( 2010).

Saturday, September 14, 2019

How to Create a Smash Book Essay

How to create a smash book, not a scrapbook. A smash book is a place where you can place the little things in life’ ticket stubs, magazine clips, recipes, snapshots, love letters, design ideas, pictures, and notes to self. It is faster than scrap booking and is portable too. A smash book can be made from a ringed binder or a note book or you can buy a book from k and company at a craft store or online. They are personal on each page with picture design on each that makes it unique. Before creating your smash book, know the different styles of smash books. There are twelve: simple orange, cutesy, pretty pink, retro, and smart, couture, tasty, nostalgia, doodle red, mod, 360 folio, and eco green. The simple orange smash book pages are not like the others, there a lot more plain, and simple. You can do a lot more with the pages. You can chose your â€Å"theme† easier because of the graphic pages chosen for this book in particular. The Cutesy is as described, very cute looking pages. Each page is filled with cute simple little girly things. Such as flowers or pinks and innocent looking pictures. The pretty pink is very floral and girly almost like the cutesy but different in a way because it has a lot more flower prints in it. The retro blue is designed for a retro look. If you like typography you will love this one. If you can’t help to tap your foot to the beat you will love this one because that is what this smash book is all about. It has a sense of humor to it, and it is my personal favorite. The smart smash book is covered with school inspired images and graphics. In comes in a studious style. It is great for school related things. However, the couture smash book is fun, shiny and very fashion like, with lots of color. It is a lot of girl’s favorites. The Tasty smash book is covered with food inspired pages. Original illustrations and hand lettering design, you can make this in a snap. The nostalgia style is also filled with school filled original illustrations and hand lettering designs. However not as a clean slate of a look as the smart smash book. The Doodle red smash book is filled with an artsy enthusiasm. Mod smash book is a hip style. This smash book is covered with clean lines and patterns. The 360 folio is filled with pages for everyday of the year. Lastly, the Eco green smash book is filled with easy breezy graphics, and nature loving images. Nonetheless you can’t forget when you buy your book, you need to get things/accessories to decorate it. Next, you’ll need to have simple things to decorate your smash book, such as: decorative tape, chipboard pieces, letters, stickers, souvenirs, ribbon, sequins, pockets, envelopes, brads, scissors, glue, scrapbook paper, color pencils, and pens. None the less you will want to use 3d embellishments, alphabet stickers, glitter, stickers maybe by big ideas, paper studio, and k and company. Gemstone are great to use. Border punch, ink pad by color box, distressed ink, and stamp by stampabilities, and patterned paper. After you get the smash book accessories, decorate the cover- it is the best way to decorate the cover by putting your favorite saying on the front using chipboard pieces. You could put what your smash book â€Å"theme† is about if you have one. Or you can just decorate the front cover by doodling on it, if you desire just to do that instead. If you made your own smash book out of a three ring binder, add scrapbook paper to your book on every page. Make it creative. You don’t need to just have one color or design per page. Mix it up and use different sizes and different colors. Don’t worry about this if you bought your smash book though. Meanwhile, you will want to sort out all your stuff into desired categories. You might want to sort them out into categories such as: concerts, journals, notes, travel, friends, family, school, ideas, pictures, clips, whatever it may be, categorizing them will help you when smashing them in your book. Add photos to your page. Use decorative tape and then add your souvenirs. Pockets and envelopes are great for holding big things. Next you want to decorate the page. Don’t over decorate too much. Then it will look overwhelming. But if you under decorate it will look very boring. Very un-creative. Since smash products are the best thing when decorating your smash book; sometimes it’s all you need. Smash captions are ready to stick, all you have to do is write your caption in. Smash flag clips, clips to attach photos, notes and more. Smash pads allow you to voice your opinion or jot something down, then smash it in. Smash date stamp, is exactly what it says a date stamp but with sayings like â€Å"I’m a hot mess†, or â€Å"today is†, â€Å"I love this†! With the date next to it. Smash tape is tape with a design on it, so you can be creative. Smash tape can hold your photos in place or even a feather? Who knows? Next is smash pockets, which are great for holding the bigger things like brochures and things like that. Smash bands, hold your smash book together. And your pens even closer. Now take your desired category you want to smash, your glue and pen and smash it in. Use your date stamp and date it if you would like. Add a smash caption too, some smash tape to hold in a picture that is a memory you want to keep! Some stickers, and writings of your own even drawings will work too if your artistic. Remember, this smash book isn’t a scrapbook. It doesn’t have to be all clean and neat. It’s not just about the pictures. It about the thought, a jot a feather that’s caught, it’s the idea that matters! Everything you have been keeping in that junk drawer for years, let it come out. Have fun with it. Don’t let it hide, and smash it! . It is easy to take along, anywhere you go. It has to time limit. It doesn’t take hours. So smash away and have fun, just remember those steps . Just choose your smash book style, or create your own, have the simple things to create your own, get the smash accessories, sort out all your stuff into categories and then smash it in and decorate your page to your desire.

Friday, September 13, 2019

A Synthesis of Psychoanalytic Method and Cognitive Behavioral Theory Research Paper

A Synthesis of Psychoanalytic Method and Cognitive Behavioral Theory - Research Paper Example From personal experiences, it seems that counseling psychologists are most effective when they facilitate a discussion with patients, rather than interrogating them. Psychoanalysis provides the opportunity for a psychologist to guide a patient to those insights relevant to the underlying problem; however, in the act of psychoanalysis, autonomy of insights is removed from the patients and trusted to the psychoanalyst for the solution. Although CBT allows some autonomy for the patient to draw his own conclusions, it ignores the role of psychoanalytic transference, which seems to be an important issue to be addressed in a counseling session.Human NatureThe idea that patients ought to be given the autonomy to interpret their own unconscious, once it has been questioned by the counselor, is based on a view of human nature as metaphysically free. With a free will, human beings are not bound by the rules and laws set forth by their unconscious; in fact, people have the inherent power to cha nge the subconscious conclusions and philosophies that affect their emotional livelihood. However, the status of thoughts and cognitions in the unconscious leaves them inaccessible to the patient by his own devices. For that reason, he needs an active intervention from the counselor, which is a defining feature of cognitive behavioral therapy. On this second premise, human nature is also seen as fundamentally social: that, in order to resolve their psychological difficulties, human beings must seek.

Thursday, September 12, 2019

Ratios report Essay Example | Topics and Well Written Essays - 1000 words

Ratios report - Essay Example This shows that the company has been aggressive in financing its growth through debts. Investors may be happy at this ratio because benefits of earnings are spread to the same number of stockholders and there is no need to add in new investors. However, analysts feels that a high debt financing may result to unstable earnings because of high interest that can be too much for the company to handle (Investopedia) The total debt to equity ratio of 115% shown in Table 1 is an analysis done by stock brokers that is higher than the sector average (Table 1 attached) A high ratio is generally accepted to capital intensive industry that tends to have a higher ratio, according to Investopedia 2. Financial analysis of the company’s published accounts over a five (5) year period (most recent) including profitability and liquidity ratios and analyzed with graph for each ratio are presented in annexed tables and charts. Gross Profit ratio. As of 2008, La Farge has a gross profit ratio of 27.86% which is slightly lower than 27.89% of 2007. Its gross profit ratio does not differ much in previous years’ performances as shown in Table 1 and Chart 1. (Reuters Financial Statement) Net profit ratio. The sales turnover of 2008 provided 8.40% net profit ratio for the company which is lower than its net profit ratio of 2007 that is 10.8% Table 2 and Chart 2 show Net Profit Ratio of the company for five years. Return on Shareholders. In 2008, La Farge gave the shareholders a return on their investment of 18%. This figure is very much lower than the 25.39% ROS in 2007. Table 3 and Chart 3 show fluctuating ROS, with 2007 as having the highest, followed by 2004. Share price of La Farge as of November 20, 2009 is â‚ ¬56.83. From the chart it showed significant upward movement from July to October. The share price movement is an indication of investors’ confidence to the company’s performance or a response to economic problems. Stock

Wednesday, September 11, 2019

Apple Inc. Business Analysis Essay Example | Topics and Well Written Essays - 1000 words

Apple Inc. Business Analysis - Essay Example The organization’s current strengths are multi-varied. Perhaps Apple’s greatest current strength is its competitive advantages. From the earliest incarnations of Apple Computer the company sought to carve out a competitive advantage through horizontal and vertical integration that restricted external product licensing ("Apple computer, inc.," 2011). Today among Apple’s strongest products are the iPhone, iPod, iPad, and the Mac book. These elements have a strong presence in everyday recreation uses, artistic practices, and education. In addition, they are supported by Apple’s globally strong brand. Another prominent advantage is Apple’s attention to design elements. Building products from the ground up allows Apple to implement innovative design elements that create a loyal customer base. One considers the iMac released in 1998 with its eggshell design as prominently implementing this technique ("Apple computer, inc.," 2011). This design advantage al so extends into Apple’s image. Apple, Inc. increasingly cultivates an image that presents itself as the alternative choice to mainstream computer producers. This has allowed Apple to become a cultural force resulting in significant market advantage. The iPhone contains Apple’s unique operating system, allowing it significant quality advantage over competitors ("Apple -- iphone," 2011). Indeed, quality product design has become one of the driving forces of Apple’s success and has created a significant competitive barrier for outside manufacturers, such as Google (Gilbertson, 2010). One must also consider the iPhone’s competitive advantage in terms of its position in the Apple whole. In these regards, Apple has been able to leverage its competitive position in mp3 with iTunes and its compatibility with the Macintosh operating system as a means of encouraging user identification (Schramm, 2011). The Apple App Store also provides the organization with a uniqu e advantage over other smart phone suppliers. In addition, Apple’s implementation of Siri voice activation technology will surely drive an amount of future sales. Weaknesses While Apple, Inc. has a number of strengths one must consider their potential weaknesses. One of the largest questions of the organization is the extent that they can continue their current unprecedented streak of innovation and growth. Perhaps the greatest challenge in this realm of understanding considers that company founder Steve Jobs recently died; significant questions remain as to whether new CEO Tim Cook will be able to continue this past success. While the Apple App store is a highly important element in the iPhone’s success the Android Marketplace has begun developing a number of competitive applications as a means of threatening Apple’s smart phone sustainability (Wauters, 2011). In addition, Microsoft has developed a new smart phone design and will pose new challenges to Appleâ⠂¬â„¢s overarching market share. Still, the greatest weakness is that while Apple has leveraged market share through product innovation the open source models have been able to reengineer many of Apple’s innovations. While Apple has engaged in a series of patent lawsuits, notably a recent victory over HTC, the extent that this remains a viable strategy remains greatly questionable. Furthermore, Google’s position as a cornerstone of the Internet, coupled with the