essay By Ian Diamond (Synthesis of artificial diamonds) Everyone knows Diamonds are hard and beautiful‚ but there are less people known a diamond could be the oldest material. Diamonds are found may be 50 to 1‚600 million years old‚ the diamonds themselves are about 3.3 billion years old. This difference is because the volcanic magma that solidifies into rock where diamonds are found did not create them‚ but only transported the diamonds from the Earth’s cover to the surface. Diamonds also may be
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These rocks don’t lose their shape Diamonds are a girl’s best friend Ladies and gentlemen‚do u know what this song all about?......No‚it is not gold…..Yes! It is diamond! Perhaps some audience know this song.This song is singing by a Hollywood star‚Marilyn Monroe‚struck a chord which resonated across the world when she sang Diamonds are a Girl’s best friend in the classic 1950s film Gentlemen Prefer Blondes. Ladies and gentlemen‚when I said the word “DIAMONDS”‚I’m sure the picture of dazzling whitestones
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Diamond Wire Saw Machining ABSTRACT The process monitoring and mechanics of fixed abrasive diamond wire saw machining are investigated in this study. New techniques to affix diamond particles to a steel wire core have advanced to make this process feasible for the machining of ceramics‚ wood‚ and foam materials. Developments in fixed abrasive diamond wire machining are first reviewed. Advantages of using fixed abrasive diamond wire machining are then introduced. The process monitoring and signal
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Rosario Acero S.A. Teaching Note Synopsis and Objectives In March 1997‚ the board’s chair of this small steel mill was pondering how to finance the growth of his firm: either with an initial public offering (IPO) of equity or through a private placement of eight-year senior notes with warrants. The task for the student is to sort out the comparative advantages and disadvantages of each alternative—including valuing the possible securities—and then recommend a course of action. These are the
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------------------------------------------------- Rosario Acero Case Issue Statement. How should Pablo Este and the rest of senior management of Rosario Acero (“RA”) raise the $7.5 million in long-term capital RA needs? Should they: (1) issue a private placement of debts and warrants (the “debt scenario”); (2) undergo an IPO (the “equity scenario”); or (3) sell the company? For the purposes of this analysis‚ option number (3) is not considered as a viable option because senior management is
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Imagine waking up each morning having to sweep up dust that blew into homes at night. Nearly starving from lack of food and water then going broke and living without a home with family’s to care for. We’ll that was life during the Dust Bowl having to face the Great Depression and loving in the Southern Plains.The Dust Bowl was a very unexpected tragedy that hit America in the 1930 lasting a whole decade. The dust bowl accrued mostly of high climates mixing with the broken down jet stream in Mexico
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ubiquitous computing researches. Smart dust is a tiny dust size device with extra-ordinary capabilities. Smart dust combines sensing‚ computing‚ wireless communication capabilities and autonomous power supply within volume of only few millimeters and that too at low cost. These devices are proposed to be so small and light in weight that they can remain suspended in the environment like an ordinary dust particle. These properties of Smart Dust will render it useful in monitoring real world
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Birthdays come and go‚ however‚ Sweet sixteen seems to have a more significant meaning then just another year older. It is the age where one truly becomes mature. This theory was never actually proven. I myself never believed it to be true. Up until now‚ I finally realize how my sweet sixteenth birthday was not just the most memorable‚ but also the most significant. Waking up to the sound of my alarm clock‚ it is 9am on a Saturday. Ring! Ring! Ring! The phone begins to irritate. Still half asleep
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The Dust Bowl was the name given to the Great Plains region devastated by drought in 1930s depression-ridden America. The 150‚000-square-mile area‚ encompassing the Oklahoma and Texas panhandles and neighboring sections of Kansas‚ Colorado‚ and New Mexico‚ has little rainfall‚ light soil‚ and high winds‚ a potentially destructive combination. When drought struck from 1934 to 1937‚ the soil lacked the stronger root system of grass as an anchor‚ so the winds easily picked up the loose topsoil and swirled
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“Heat and Dust” is a story which moves backwards and forward in time‚ between the present (Post British Colonization-1970) and the past (During British Colonization-1923). It tells a story of two Englishwomen in India‚ the narrator and her grandmother Olivia‚ whose lives are interwoven‚ separated by fifty years. The narrator’s search to find out about Olivia brings her to the heat and dust of Satipur‚ India She discovers that Olivia was a woman smothered by the social restrictions placed upon her
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