Physics news

Reusing waste energy with 2-D electron gas

More than 60 percent of the energy produced by fossil fuels is lost as heat. Thermoelectric energy conversion has attracted much attention as a way to convert waste heat from power plants, factories and cars into electricity. ...

dateNov 20, 2017 in General Physics
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Strain-free epitaxy of germanium film on mica

Germanium, an elemental semiconductor, was the material of choice in the early history of electronic devices, before it was largely replaced by silicon. But due to its high charge carrier mobility—higher than silicon by ...

dateNov 17, 2017 in Condensed Matter
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Researchers tunnel to a new light source

With concerns over moving to a clean energy platform worldwide with electric vehicles and renewables, wasted energy is a factor as important as the amount of green energy produced. Thus, solid-state lighting based upon light-emitting ...

dateNov 17, 2017 in Optics & Photonics
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