News tagged with crystals
Multiferroic compounds used to produce smaller and cheaper digital memories
Nov 27, 2009 |
4.7 / 5 (3) |
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(PhysOrg.com) -- Is it possible to make even more compact digital memories for portable electronic devices and which consume even less energy? A team of French researchers has recently demonstrated that it ...
Researchers take the lead out of piezoelectrics
Nov 13, 2009 |
3 / 5 (2) |
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There is good news for the global effort to reduce the amount of lead in the environment and for the growing array of technologies that rely upon the piezoelectric effect. A lead-free alternative to the current ...
Freezing: a phenomenon that 'jumps'
Nanotechnology / Nanomaterials
Nov 16, 2009 |
not rated yet |
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(PhysOrg.com) -- The freezing of suspensions of particles is not always a uniform phenomenon; in certain conditions it leads to a modification of the redistribution of particles and the growth of crystals.
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Drinking green tea helps prevent kidney stones
Nov 13, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Drinking green tea can help prevent the formation of large kidney stones, report Chinese scientists in the Royal Society of Chemistry journal CrystEngComm.
Right first time: Pioneering new methods of drug manufacture
Nov 11, 2009 |
not rated yet |
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Engineers at the University of Leeds have developed a simple technology which can be used in existing chemical reactors to ensure "right first time" drug crystal formation.
Spotting evidence of directed percolation
Nov 17, 2009 |
3.5 / 5 (2) |
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A team of physicists has, for the first time, seen convincing experimental evidence for directed percolation, a phenomenon that turns up in computer models of the ways diseases spread through a population ...
Scientists witness nature's complexity unfold in self-assembling quasicrystals
Nanotechnology / Nanomaterials
Oct 31, 2009 |
4.9 / 5 (17) |
3
(PhysOrg.com) -- Just a few decades ago, scientists believed that all ordered matter consists of self-repeating building blocks -- atoms, ions or molecules. In this view, the ordinary solids of everyday life ...
Research helps overcome barrier for organic electronics
Nanotechnology / Nanomaterials
Nov 10, 2009 |
4.9 / 5 (10) |
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(PhysOrg.com) -- Electronic devices can't work well unless all of the transistors, or switches, within them allow electrical current to flow easily when they are turned on. A team of engineers has determined ...
Look ma, no mercury in fillings!
Nov 09, 2009 |
5 / 5 (1) |
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Tooth enamel is hardest material in the human body because it's made almost entirely of minerals. As tough as it may be, however, enamel can be broken down by bacteria, forming cavities and eventually destroying the tooth. ...
UCSB physicists move one step closer to quantum computing
Nov 20, 2009 |
5 / 5 (6) |
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Physicists at UC Santa Barbara have made an important advance in electrically controlling quantum states of electrons, a step that could help in the development of quantum computing. The work is published ...
Scientists synthesize graphene-like material: Polymer with honeycomb structure
Nanotechnology / Nanomaterials
Nov 19, 2009 |
4.4 / 5 (12) |
1
Two-dimensional carbon layers, so-called graphenes, are regarded as a possible substitute for silicon in the semiconductor industry. The electronic properties of these layers can be varied by "building in" ...
Peptides control crystal growth with 'switches, throttles and brakes'
Nanotechnology / Bio & Medicine
Nov 23, 2009 |
4.8 / 5 (5) |
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(PhysOrg.com) -- By producing some of the highest resolution images of peptides attaching to mineral surfaces, scientists have a deeper understanding how biomolecules manipulate the growth crystals. This research ...
Scientists are first to 'unlock' the mystery of creating cultured pearls from the queen conch
Nov 04, 2009 |
4.3 / 5 (3) |
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For more than 25 years, all attempts at culturing pearls from the queen conch (Strombus gigas) have been unsuccessful—until now. For the first time, novel and proprietary seeding techniques to produce beaded ...
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