Harvard physicists have developed a novel technique that can detect molecular variants in chemical mixtures – greatly simplifying a process that is one of the most important, though time-consuming, processes in analytical ...
Analytical Chemistry
May 22, 2013
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(Phys.org) —Researchers from North Carolina State University have solved a long-standing materials science problem, making it possible to create new semiconductor devices using zinc oxide (ZnO) – including efficient ultraviolet ...
Condensed Matter
Apr 23, 2013
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Call it the ultimate nature documentary. Scientists at the University of Toronto have recorded atomic motions in real time, offering a glimpse into the very essence of chemistry and biology at the atomic level. Their recording ...
General Physics
Apr 17, 2013
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(Phys.org) —Low-energy terahertz radiation could potentially enable doctors to see deep into tissues without the damaging effects of X-rays, or allow security guards to identify chemicals in a package without opening it. ...
General Physics
Mar 27, 2013
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A technique to create the shortest X-ray pulses ever made is proposed in Physical Review Letters. The capability would generate a deeper understanding of how medicines interact within the body and of catalytic processes in ...
General Physics
Mar 13, 2013
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(Phys.org)—Accelerating a free electron with a laser has been a longtime goal of solid-state physicists. David Cline, a distinguished professor in the UCLA Department of Physics and Astronomy, and Xiaoping Ding, an assistant ...
General Physics
Feb 28, 2013
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Free electron lasers (FELs) have proven their worth, but next-generation light sources will have to do better than produce ultrabright x-ray pulses 100 or so times a second. What's needed is megahertz rep rate, a million ...
General Physics
Feb 15, 2013
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(Phys.org)—Plasmonic gold nanoparticles make pinpoint heating on demand possible. Now Rice University researchers have found a way to selectively heat diverse nanoparticles that could advance their use in medicine and industry.
Nanomaterials
Jan 3, 2013
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A laser capable of working in the terahertz range – that of long-wavelength light from the far infrared to 1 millimetre – enables the 'fingerprint' of, say, a drug to be examined better than can be done using chemical ...
General Physics
Dec 19, 2012
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Scientists have used powerful X-rays from the Linac Coherent Light Source (LCLS) at the SLAC National Accelerator Laboratory, to study and measure, in atomic detail, a key process at work in extreme plasmas like those found ...
Plasma Physics
Dec 12, 2012
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