News tagged with crystal structure

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Materials science: Perfecting the defect

Strong metals have a tendency to be less ductile — unless the metal happens to be a peculiar form of copper known as nanotwinned copper. The crystal structure of nanotwinned copper exhibits many closely-spaced ...

dateMay 03, 2012 in Nanomaterials
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Conquering LED efficiency droop

WASHINGTON, April 30--Like a coffee enthusiast who struggles to get a buzz from that third cup of morning joe, light-emitting diodes (LEDs) seem to reach a point where more electricity no longer imparts the ...

dateApr 30, 2012 in Engineering
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Quasicrystal is extraterrestrial in origin

A rare and exotic mineral, so unusual that it was thought impossible to exist, came to Earth on a meteorite, according to an international team of researchers led by Princeton University scientists. The discovery ...

dateJan 13, 2012 in Space Exploration
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How receptors talk to G proteins

(PhysOrg.com) -- The mechanism by which cells respond to stimuli and trigger hormonal responses, as well as the senses of sight, smell, and taste, has for the first time been brought into focus with the help ...

dateAug 10, 2011 in Biochemistry
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Pigment discovery expanding into new colors

Chemists at Oregon State University have discovered that the same crystal structure they identified two years ago to create what may be the world's best blue pigment can also be used with different elements ...

dateJul 27, 2011 in Biochemistry
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