Photocatalytic degradation of methylene blue using TiO2 nanoparticles Nupur Mittal Chemical Engineering‚ IIT (BHU) Varanasi. Abstract: The aim of this research is to reduce the pollution caused by methylene blue dye in waste water coming from textile industries. For this purpose‚ TiO2 nanoparticles are made as they show good photocatalytic activity in degradation of dyes into harmless products. Synthesis is done using titanium butoxide and 2-propanol. The particles formed were a little larger
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Other solutions are available to reduce the amount of teens undergoing surgery. Most solutions will cause harm to businesses but different people will think otherwise. Some people may think a different solution can make the problem of teens getting plastic surgery stop faster and more efficiently. Several solutions may work‚ but they will not be as effective as setting an age requirement of twenty-one and over. Parents of teenagers or soon to be teenagers could be objectors of this idea. If parents
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Centralized vs. Decentralized Misablaci Pharmaceutical can perform as a centralized or a decentralized organization. Many factors will determine whether Misablaci Pharmaceutical will employ centralized or decentralized operations. Since Misablaci Pharmaceutical is a large organization extending out globally both centralized and decentralized can be utilize. The company will perform in the centralized mode more effectively in the global operations. In centralization limited authority is given
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The Problems and Solutions of Overcrowding in Modern Cities Now In the world there are many cities which are facing overcrowding‚ such as London‚ Tokyo‚ New York‚ Paris‚ Beijing‚ Singapore‚ Manila and Rio. But‚ few people know the exact meaning of the term “overcrowding”. There is a popular definition which is widely accepted by scholars: “an outgrowth of excessive size is overcrowding‚ meaning too many people occupying little space.” (Brunn et al‚ 1983‚ p37). Overcrowding causes huge problems
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Questions to Consider in Case Write-up: 1. What is the best argument Heather Yates can make to justify charging Windham Pharmaceuticals for impressions instead of click-throughs? Does she have acceptable alternatives? Click-throughs: People showing an active interest‚ but not necessarily sales. Impressions: Viewers. High quality “views” (people who will by eventually) are more valuable than low quality “look-in” click-through. “wanted to learn more”. Is this more accurate?
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Chapter 3 Closing Case: The Pharmaceutical Industry Historically‚ the pharmaceutical industry has been a profitable one. Between 2002 and 2006 the average rate of return on invested capital (ROIC) for firms in the industry was 16.45 percent. Put differently‚ for every dollar of capital invested in the industry‚ the average pharmaceutical firm generated 16.45 cents of profit. This compares with an average return on invested capital of 12.76 percent for firms in the computer hardware industry‚
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Global Warming: A Problem and Solution Essay Over the past years the problem that has most scientist and people in the world concerned is global warming. What leads to global warming is called the green house effect‚ where the atmosphere builds up by gases‚ like methane and carbon dioxide‚ and keeps heat from the sun in the atmosphere‚ which increases the temperature on Earth. Many people think that global warming and the green house effect are the same thing but it is not. The greenhouse
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Governance via the Hegelian Dialectic of Problem Reaction Solution By: Frank M. Connell‚ Jr. The Patriot Act and the Department of Homeland Security have absolutely nothing to do with terrorists‚ Muslims or Islamic terrorists. Both were both conceived well in advance of 9-11. These draconian pieces of legislation were implemented for the sole purpose of waging war on the American people so that the privileged elite can implement their plan to destroy the US Constitution‚ the US currency‚ US sovereignty
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Cell Phone Problem Solution Essay A serious problem has arisen that desperately needs to be solved. Students have been constantly using their cell phones during class and causing distractions to the learning environment. As a result‚ the principal is ready to ban all cell phones from school. Although this might solve the problem‚ it would alienate and irritate the student body. As it is‚ students are already distracted by cell phone misuse in the classroom. Teachers have found that their classrooms
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Pharmaceutical Marketing Merck “Merck has gone beyond developing and selling prescription pharmaceuticals. It formed joint ventures in 1989 with Johnson & Johnson to sell over the-counter pharmaceuticals; in 1991 with DuPont to expand basic research‚ and in 2000 with Scherigng-Plough to develop and market new prescriptions medicines. In 1997‚ Merck and Rhone-Poulenc S.A. (now Sanofi-Aventis S.A.) combined animal health and poultry genetics business to form Merial Limited‚ a fully integrated
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