... to an open quantum system, namely the system itself, the environment, and the interaction between the system and the environment, each of which correspond to a separate Hamiltonian. The Hamiltonian gives us information about how each element of the open quantum system evolves over time. However, the bigger the environment, the more information is available about the open quantum system, and the more difficult it is to analyze the dynamics of the system, as there is too much ... long been used for open quantum systems is the Markov approximation, wherein it is assumed that only events ha...

• Word Count: 1550
• Approx Pages: 6
• Has Bibliography
• Grade Level: Graduate

... have some issues (mostly long term consequences) and just a few encourage themselves to discuss the disadvantages of these resources, such as their contribution to the global warming, their unsustainable condition and the problematic originated in regards to the abuse of non-renewable resources. For anybody is a secret that coal, petroleum and natural gas are the main contributors of global warming, perhaps the main problem that face fossil fuels nowadays ... going to be able to take advantage of them anymore. Because fossil fuels are limited there is not a guarantee that they will be a...

• Word Count: 502
• Approx Pages: 2
• Grade Level: Graduate

... very complex and abstract emotions. Once the reader comes to realize the lessons embedded in McCullers' distorted characters and narration, it elicits a strong emotional response from him or her. The unidentified narrator somewhat haphazardly sets the story beginning in the relative present and frequently jumping back to points in the past past, relating the previous and present interactions between the three freakish main characters: the androgynous Miss Amelia, the manipulative hunchback Cousin Lymon, and the evil ... criminal Marvin Macy. McCullers' usage of social outcasts and her e...

• Word Count: 426
• Approx Pages: 2
• Grade Level: Graduate

... ' who by nature are uninhibited to 'climb the air' The alliteration of the hard 'c' sound emphasises Yeats frustration, as an image of regret augmented by the aural harshness of the plosive letter. The nature and persona's recognition of mortality brings the poem to a sombre conclusion as the physical distance between the poet and swans represents the vast metaphysical gap between the mortal and the immortal In Among School Children Yeats begins with a similar ... duality of youth and age but moves to a more profound consideration of the metaphysical and purpose of human existe...

• Word Count: 892
• Approx Pages: 4
• Grade Level: Graduate

... congress approved $400 Billion raise in National Security budget for the 2004 fiscal year will have as well, and that cost for having such a big army abroad represent a high cost as well. However, that is the cost for security that the US citizens will have to face. In fact, freedom should not have a price tag since this right can not denied to any individual in ... the world as inversely done by China, Cuba, some North African and Middle Eastern Countries whose government suppress their citizens to arbitrary ... and illegal laws which are highly banned in Western Societies, for exampl...

• Word Count: 909
• Approx Pages: 4
• Grade Level: Graduate

... achieve a lot of things in the future and I know that most of them will probably never come true because the future is an "unreliable backstabber" as the famous Arabic saying goes and so I must learn to live with it and remember only all the things that I have accomplished and not the things that were denied me. My point of view of the future at the moment might well change as I discover ... never give up to fate but always attempt to change it because that is simply the will of any human being, to be in control. The future of course is a wonderful thing it can please or disappoint, it ...

• Word Count: 521
• Approx Pages: 2
• Grade Level: Graduate

... , if mistaken procedures have extinguished lives, habitats, hopes, and brought to Nietzche's predictions of nihilism, where is the experience learning? Isn't it going back rather than forth? In Old Age (the period between pre-history and renaissance) the creation of city-states took hundreds of years, the same within theocracies, in renaissance (1500-1800) the abolition of a feudal system and establishment of a capital one also took more than ... any magazine's full of chronicles, it is learning from others what avoids the risk of crashing towards the world, today we know it is not neces...

• Word Count: 594
• Approx Pages: 2
• Grade Level: Graduate