News tagged with energy differences
Reduction in US carbon emissions attributed to cheaper natural gas
In 2009, when the United States fell into economic recession, greenhouse gas emissions also fell, by 6.59 percent relative to 2008.
Feb 27, 2012 |
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Temperature differences give rise to electricity
More than half of today's energy consumption is squandered in useless waste heat, such as the heat from refrigerators and all sorts of gadgets and the heat from factories and power plants. The energy losses ...
Nov 09, 2011 |
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Curtailing open grocery refrigerators' energy loss
Open refrigerated display cases holding eggs, cheese, drinks and more are a favorite of supermarket chains. Despite the easy access they offer customers, the inefficient energy-guzzlers cost retailers a huge ...
Oct 28, 2011 |
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Ultrathin coating generates current more efficiently from nanowire
Electrical energy can be generated from a temperature difference in a circuit with suitable materials. In simulations, ETH Zurich scientists show which materials are most likely to succeed in a thermoelectric ...
Nanotechnology / Nanomaterials
Feb 28, 2011 |
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