Department of Chemical Engineering‚ IIT Delhi POLYIMIDE SUBMITTED TO: Dr. Sreedevi Upadhyayula SUBMITTED BY: Gurdeep Singh Somal 2010CH10078 Gurvineet Singh Dhillon 2010CH10079 Gaurav Singh Sinsinwar 2010Ch10077 Polyimide is a polymer of imide monomers. The structure of imide is as shown. Polyimides have been in mass production since 1955. Typical monomers include pyromellitic dianhydride and 4‚4 ’-oxydianiline. Polyimides are a very interesting group of incredibly strong and astoundingly
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Monday‚ 25th February lundi 25 février 13 Xiong Tu Quentin Reynaud Monday‚ 25th February lundi 25 février 13 Xiong Tu Quentin Reynaud Tencent history... • Founded • One • In in November‚ 1998 of China’s largest and most used Internet service portal 2004‚ Tencent integrated Hong Kong Stock Exchange (SEHK 700) lundi 25 février 13 Tencent strategy... • «It is Tencent’s mission to enhance the quality of human life through Internet services». strategic goal of providing
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BBC was the first national broadcasting organization of the world‚ which was established in 1922. Their activity overseas has brought high-quality‚ impartial and independent content – and the BBC’s editorial values – to the world for almost 80 years. Actually‚ early in 1920‚ John Reith‚ founder of BBC‚ had begun to advocate radio broadcast in UK. Two years later‚ this man‚ together with a group of radio manufactures formed a radio station named BBC. Then‚ they set a vision for themselves--bring the
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1. What is Costco business model? Costco business model is to generate high sales volume and rapid inventory turnover by offering fee paying members attractively low prices on a limited selection of nationally branded and selected private-label products in a wide range of merchandise categories. Is the company’s business model appealing? Why or why not? I do agree that the business model is appealing because people want to feel like they are exclusive with VIP treatment and they would be able
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Executive Summary Sweet Treats is a custom specialty bakery located in historical College Park‚ Georgia. We are dedicated to service our clientele with superior desserts‚ cakes and pastry products. The exceptional customer service and attention to detail‚ as well as the exquisite quality desserts‚ cakes‚ and pastries we offer are our tools to success. Sweet Treats is faithful to its vision of being a exquisite bakery with exceptional service and product at competitive prices. Historical College
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Introduction Good Morning Everyone. My name is and this is ‚ and . We will be presenting to you on how Light affects gene expression with focus on Maize leaves. This is an unrelated but neat photo of gem corn which is produced as a result of selective breeding. Anyways‚ most plants require light in order to grow and conduct photosynthesis. Plants that have been previously grown in the dark are incapable of photosynthesis since they lack chlorophyll and many polypeptides needed for light harvesting
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Business Brief Due to the continuous confusion between staff seeking reimbursement for travel‚ the Travel office has outlined the following Process and Procedure for reimbursement. First‚ staff should understand it is the policy of the company to reimburse staff and guests for reasonable and necessary expenses incurred in connection with approved travel. Prepayment of reimbursement is allowed only when payment for the expenses has not been and will not be received from another source. The company
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This case presents some of the basic concepts of aggregate plan-ning by the transportation method. The case involves solving arather complex set of transportation problems. Four different con-figurations of operating plants have to be tested. The solutions‚ al-though requiring relatively few iterations to optimality‚ involvedegeneracy if solved manually. The costs are The lowest weekly total cost‚ operating plants 1 and 3 with 2closed‚ is $217‚430. This is $3‚300 per week ($171‚600 per year)or
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1 Angle Modulation Angle modulation is the process in which the instantaneous angle of the carrier signal is changed according to the instantaneous amplitude of modulating or message signal. Carrier Signal‚ The instantane ous frequency is f i ( t ) = lim f ∆ t ( t ) ∆t → 0 1 d θ i (t ) 2π dt For an unmodulate d carrier‚ θ i ( t ) is = θ i ( t ) = 2π f c t + φ c ‚ where φ c is constant There are two ways of varying the angle of the carrier: By varying the frequency‚ ωc – Frequency
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Volvo Mission Statement Volvo’s mission statement is clear: it wants to be the leader in sustainable transport This is the actual posted message on their website “The Volvo Group’s vision is to become the world leader in sustainable transport solutions by: ● creating value for customers in selected segments ● pioneering products and services for the transport and infrastructure industries ● driving quality‚ safety and environmental care ● working with energy‚ passion and respect for the individual
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