Friday, October 28, 2011
Oxygen Evolution Reactions
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Oxygen Evolution Reactions (OER) produce molecular oxygen via chemical reactions. These reactions are being studied because of their importa...
Friday, October 7, 2011
Defining Electronegativity
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Electronegativity is defined as the power of an atom to attract electrons to itself, but it cannot be directly measured so it must be calcul...
Monday, September 26, 2011
Sunken Silver
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In 1941, the British cargo ship SS Gairsoppa was carrying 7,000 tonnes of cargo from Calcutta. The cargo included pig iron, tea and about 20...
Thursday, September 22, 2011
Skutterudites and Thermoelectric Generators
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More than 60 percent of the energy produced by cars, machines, and industry around the world is lost as waste heat. If we could use this was...
Monday, September 19, 2011
Measuring Iodine in Water
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The recommended daily intake of iodine for a typical adult is about 150μg per day, of which the thyroid gland uses about half. Iodine defici...
Tuesday, September 13, 2011
Heavy Metal Pollution
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Hard water contains calcium and magnesium cations which can be removed using a suitable ion exchange resin. Heavy metal ions such as cadmium...
Friday, September 9, 2011
Stable Foam
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Foams often have detergent properties due to their particular texture and the molecules that make up the foam. These molecules, which must ...
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