(Phys.org)—Using an exotic form of silicon could substantially improve the efficiency of solar cells, according to computer simulations by researchers at the University of California, Davis, and in Hungary. The work was ...
Nanophysics
Jan 28, 2013
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What is light made of: waves or particles? This basic question has fascinated physicists since the early days of science. Quantum mechanics predicts that photons, particles of light, are both particles and waves simultaneously. ...
Quantum Physics
Nov 1, 2012
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University of California, Davis, researchers for the first time have looked inside gallium manganese arsenide, a type of material known as a "dilute magnetic semiconductor" that could open up an entirely new class of faster, ...
General Physics
Oct 23, 2012
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Scientists can now look deeper into new materials to study their structure and behavior, thanks to work by an international group of researchers led by UC Davis and the Lawrence Berkeley National Laboratory and published ...
Nanophysics
Aug 16, 2011
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The change in energy policy has been decided; Germany needs more green energy. From Sep. 5-9 in Hamburg, everything will revolve around our biggest energy supplier: the sun. At the European Photovoltaic Solar Energy Conference, ...
Energy & Green Tech
Aug 12, 2011
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Although high-temperature superconductors are widely used in technologies such as MRI machines, explaining the unusual properties of these materials remains an unsolved problem for theoretical physicists. Major progress in ...
Superconductivity
Jul 29, 2011
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The novel material graphene makes faster electronics possible. Scientists at the Faculty of Electrical Engineering and Information Technology at the Vienna University of Technology (TU Vienna) developed light-detectors made ...
Nanomaterials
Jun 28, 2011
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(PhysOrg.com) -- At very cold temperatures, in the absence of light, a photomultiplier will spontaneously emit single electrons. The phenomenon, which is called "cryogenic electron emission," was first observed nearly 50 ...
(PhysOrg.com) -- For the first time, it has been possible to measure electron density in individual molecular states using what is known as the photoelectric effect. Now published in Science, this method represents a key ...
General Physics
Nov 16, 2009
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