(Phys.org) —One of the defining properties of metals is that, the hotter the metal, the worse it conducts electricity. But while most metals obey this inverse relationship between temperature and conductivity in a straightforward ...
Contact electrification can arise when physical contact occurs between two materials. In a new report now published on Science Advances, Ding Li, and a team of scientists in nanoscience, nanoenergy and materials science in ...
It is well known to scientists that the three common phases of water – ice, liquid and vapor – can exist stably together only at a particular temperature and pressure, called the triple point.
Condensed Matter
Aug 21, 2013
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Researchers at The University of Texas at Austin have designed a simulation that for the first time emulates key properties of electronic topological insulators.
Optics & Photonics
Dec 21, 2012
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(Phys.org)—The transparent electronics that were pioneered at Oregon State University may find one of their newest applications as a next-generation replacement for some uses of non-volatile flash memory, a multi-billion ...
Electronics & Semiconductors
Sep 14, 2012
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(Phys.org) -- Aiming to use electron spins for storing, transporting and processing information, researchers from IBM and scientists at ETH Zurich, a leading European university, today revealed the first-ever direct mapping ...
General Physics
Aug 12, 2012
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Valley-based electronics, also known as valleytronics, is one step closer to reality. Two researchers at the Naval Research Laboratory (NRL) have shown that the valley degree of freedom in graphene can be polarized through ...
General Physics
Apr 27, 2011
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(PhysOrg.com) -- Science fiction fans still have another two months of waiting for the new Star Trek movie, but fans of actual science can feast their eyes now on the first movie ever of carbon atoms moving along the edge ...
Nanophysics
Mar 31, 2009
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To combine two low-energy photons into one high-energy photon efficiently, the energy must be able to hop freely, but not too quickly, between randomly oriented molecules of a solid. This Kobe University discovery provides ...
Condensed Matter
Mar 13, 2024
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Chemists at RIKEN have developed a method for making synthetic derivatives of the natural dye indigo that doesn't require harsh conditions. This discovery could inspire advances in electronic devices, including light-responsive ...
Analytical Chemistry
Feb 1, 2024
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