Graphene multiplies the power of light
Could graphene turn light to electricity? Scientists have shown that graphene can convert a single photon into multiple electrons, showing much promise for future photovoltaic devices.
Could graphene turn light to electricity? Scientists have shown that graphene can convert a single photon into multiple electrons, showing much promise for future photovoltaic devices.
Nanophysics
Jan 19, 2015
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Photovoltaic devices, also known as solar cells, produce electrical power when exposed to light, and that technology has enabled a fast-growing industry. The most familiar designs use rigid layers of silicon crystal. But ...
Nanophysics
Sep 4, 2014
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Organic photovoltaic cells—a type of solar cell that uses polymeric materials to capture sunlight—show tremendous promise as energy conversion devices, thanks to key attributes such as flexibility and low-cost production.
Condensed Matter
Aug 19, 2014
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A team of materials chemists, polymer scientists, device physicists and others at the University of Massachusetts Amherst today report a breakthrough technique for controlling molecular assembly of nanoparticles over multiple ...
Nanomaterials
Aug 13, 2014
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Photovoltaic devices, which tap the power of the sun and convert it to electricity, offer a green—and potentially unlimited—alternative to fossil fuel use. So why haven't solar technologies been more widely adopted?
General Physics
Oct 22, 2013
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As modern electronic devices get ever smaller, the age of silicon transistors is going by the wayside. Tomorrow's electronics—such as photovoltaic panels, transparent conductors, capacitors, transistors and photodetectors—are ...
Nanomaterials
Aug 15, 2013
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Why are efficient and affordable solar cells so highly coveted? Volume. The amount of solar energy lighting up Earth's land mass every year is nearly 3,000 times the total amount of annual human energy use. But to compete ...
Nanomaterials
Jan 7, 2013
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(Phys.org)—In an unprecedented find, a research team including scientists from Pacific Northwest National Laboratory discovered that the three electronic and electrochemical properties having to do with the energy necessary ...
Materials Science
Nov 21, 2012
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Photosynthesis allows plants to convert light into chemical energy. Utilizing this process to produce electrical energy is a research goal worldwide. Now a team of scientists at the Technische Universitaet Muenchen and the ...
Nanophysics
Oct 2, 2012
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(Phys.org)—The same type of microwave oven technology that most people use to heat up leftover food has found an important application in the solar energy industry, providing a new way to make thin-film photovoltaic products ...
Energy & Green Tech
Aug 24, 2012
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