(Phys.org)—With SLAC's Linac Coherent Light Source X-ray laser, timing is everything. Its pulses are designed to explore atomic-scale processes that are measured in femtoseconds, or quadrillionths of a second. Determining ...
Optics & Photonics
Feb 20, 2013
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(Phys.org)—By modifying the rate at which chemical reactions take place, nanoparticle catalysts fulfill myriad roles in industry, the biomedical arena and everyday life. They may be used for the production of polymers ...
Nanophysics
Aug 28, 2012
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(Phys.org) -- Researchers from the NIST Center for Nanoscale Science and Technology have used three-dimensional single-particle tracking to measure the dynamic behavior of individual nanoparticles adsorbed at the surface ...
Nanophysics
Aug 3, 2012
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(PhysOrg.com) -- Researchers working as part of the European Southern Observatory (ESO) at the Cerra Paranal Mountain Observatory in the Atacama Desert in Chile, have succeeded in virtually connecting all four main Unit Telescopes ...
Photodetectors made from graphene can process and conduct light signals as well as electric signals extremely fast. Within picoseconds the optical stimulation of graphene generates a photocurrent. Until now, none of the available ...
Nanophysics
Jan 31, 2012
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To serve remote areas of the world, doctors, nurses and field workers need equipment that is portable, versatile, and relatively inexpensive. Now researchers at the University of California at Los Angeles (UCLA) have built ...
Optics & Photonics
Aug 30, 2011
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(PhysOrg.com) -- Arizona State Univeristy scientist N.J. Tao and his colleagues at the Biodesign Institute have hit on a new, versatile method to significantly improve the detection of trace chemicals important in such areas ...
Analytical Chemistry
Mar 11, 2010
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(PhysOrg.com) -- A research team from Northeastern University has developed a new nanolens that can beat the diffraction limit to achieve so-called super-resolution imaging, better than can be achieved by current technology. ...
General Physics
Jan 18, 2010
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A team of researchers at the University of Illinois has created the world's first acoustic "superlens," an innovation that could have practical implications for high-resolution ultrasound imaging, non-destructive structural ...
General Physics
Jun 24, 2009
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(PhysOrg.com) -- A crucial tool in the evolution of scientific capability in bioscience, the fluorescence microscope has allowed a generation of scientists to study the properties of proteins inside cells. Yet as human capacity ...
Other
May 6, 2009
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