Chemistry - Materials Science news

Getting more electricity out of solar cells

(Phys.org) —When sunlight shines on today's solar cells, much of the incoming energy is given off as waste heat rather than electrical current. In a few materials, however, extra energy produces extra electrons—behavior ...

dateMay 07, 2014 in Materials Science
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New material for flat semiconductors

Researchers around the world have been working to harness the unusual properties of graphene, a two-dimensional sheet of carbon atoms. But graphene lacks one important characteristic that would make it even ...

dateApr 30, 2014 in Materials Science
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Solving a mystery of thermoelectrics

Materials that can be used for thermoelectric devices—those that turn a temperature difference into an electric voltage—have been known for decades. But until now there has been no good explanation for ...

dateApr 29, 2014 in Materials Science
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