News tagged with electrical generators

Americans using more fossil fuels

American energy use went back up in 2010 compared to 2009, when consumption was at a 12-year low. The United States used more fossil fuels in 2010 than in 2009, while renewable electricity remained approximately ...

dateNov 09, 2011 in Energy & Green Tech
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Nanoscale nonlinear light source created

Not long after the development of the first laser in 1960 scientists discovered that shining a beam through certain crystals produced light of a different color; more specifically, it produced light of exactly ...

dateSep 22, 2011 in Nanophysics
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New energy in search for future wind

Scientists are taking the first steps to improve estimates of long-term wind speed changes for the fast-growing wind energy sector, intended to reduce the risks for generators in a changing climate.

dateSep 22, 2011 in Energy & Green Tech
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Sun-free photovoltaics

A new photovoltaic energy-conversion system developed at MIT can be powered solely by heat, generating electricity with no sunlight at all. While the principle involved is not new, a novel way of engineering ...

dateJul 29, 2011 in Energy & Green Tech
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