News tagged with waste heat

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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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Using the potential of waste heat

Siemens researchers analyze how different components of the future energy system can be combined in an optimized way. In its latest issue the research magazine "Pictures of the Future" reports about the chances ...

dateDec 09, 2013 in Energy & Green Tech
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Creating electricity with caged atoms

Clathrates are crystals consisting of tiny cages in which single atoms can be enclosed. These atoms significantly alter the material properties of the crystal. By trapping cerium atoms in a clathrate, scientists ...

dateSep 22, 2013 in Condensed Matter
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