Researchers working at the Department of Energy's SLAC National Accelerator Laboratory have captured the first X-ray portraits of living bacteria.
General Physics
Feb 11, 2015
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Membrane proteins and large protein complexes are notoriously difficult to study with X-ray crystallography, not least because they are often very difficult, if not impossible, to crystallize, but also because their very ...
Biochemistry
Sep 19, 2014
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The fields of data communication, fabrication, and ultrasound imaging share a common challenge when it comes to improving speed and efficiency: light's diffraction limit. Nicholas Fang thinks his group at MIT might have found ...
Optics & Photonics
Jul 9, 2014
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(Phys.org) —Humans have devised many amazing and versatile materials (such as plastic and steel) that do not exist in nature. On the other hand, nature has created structures and substances that materials scientists and ...
Condensed Matter
Dec 5, 2013
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For structural biologists, the first step in determining a protein's precise molecular structure is often the hardest: coaxing the protein to grow into the orderly, three-dimensional crystals that are the starting material ...
Biotechnology
Nov 20, 2013
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(Phys.org) —Scientists at the U.S. Department of Energy's Argonne National Laboratory, in collaboration with researchers from the Sanford-Burnham Medical Research Institute in Orlando, Fla., recently determined and analyzed ...
Biochemistry
Apr 5, 2013
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(Phys.org) —An international team of researchers, including LLNL physicist Matthias Frank and postdoc Mark Hunter, have for the first time used an ultra-intense X-ray laser to determine the previously unknown atomic-scale ...
General Physics
Mar 14, 2013
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Iridescence, or sheen that shifts color depending on your viewing angle, is pretty in peacock feathers. But it's been a nuisance for engineers trying to mimic the birds' unique color mechanism to make high-resolution, reflective, ...
Optics & Photonics
Feb 5, 2013
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(Phys.org)—Understanding why proteins interact with certain specific molecules and not with the myriad others in their environment is a major goal of molecular biology. Now, in a series of recent papers, researchers describe ...
Biochemistry
Oct 2, 2012
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Oxygenic photosynthetic organisms utilize energy from the sun to split water into protons, electrons and oxygen—products vital to life on earth. The process takes place through light-induced electron transfer reactions ...
Materials Science
Sep 21, 2012
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