In the hunt for a sequel to silicon, scientists at the SLAC National Accelerator Lab have flipped an "on-off" switch in the mineral magnetite that is far faster than today's transistors.
Materials Science
Aug 8, 2013
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(Phys.org) —A panel of experts convened by the U.S. Department of Energy has suggested that the DOE fund just one laser, rather than the two that were expected to receive funds for a new type of research facility. In contention ...
Researchers from the U.S. Department of Energy's (DOE) SLAC National Accelerator Laboratory have clocked the fastest-possible electrical switching in magnetite, a naturally magnetic mineral. Their results could drive innovations ...
General Physics
Jul 28, 2013
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(Phys.org) —Modified large wave-vector phonons in semiconductor membranes via hard X-ray thermal diffuse scattering (TDS) were observed that provide new insight into the fundamental thermal and electronic properties of ...
Nanophysics
Jul 16, 2013
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(Phys.org) —A tool developed half a century ago for sorting subatomic particles has been redesigned to measure X-ray laser pulses at SLAC's Linac Coherent Light Source (LCLS).
General Physics
Jun 27, 2013
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(Phys.org) —Researchers at the University of the West of England have found that the feeding fronds on a type of slime mold have a property known memory resistance, which has been shortened to the term memristance. In their ...
(Phys.org) —Hydrogen is the most abundant element in the universe. The way it responds under extreme pressures and temperatures is crucial to our understanding of matter and the nature of hydrogen-rich planets.
Condensed Matter
Jun 3, 2013
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(Phys.org) —The foundation of many modern electronic devices, such as computer chips, are thin films – nanoscale-thickness layers of one material grown on the surface of another. As consumers continue to demand products ...
Nanophysics
May 13, 2013
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(Phys.org) —Scientists at the National Institute of Standards and Technology and the University of Maryland, College Park, have built a practical, high-efficiency nanostructured electron source. Described in the journal ...
Nanophysics
Mar 6, 2013
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(Phys.org)—Exciting the atoms or molecules of a substance via the use of visible light, or photoexcitation, can play a significant role in a range of energy-conversion processes, such as natural photosynthesis (oxygen from ...
General Physics
Feb 11, 2013
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