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Search results for gold atoms
Held together by metal-metal bonds: a large ring containing 36 gold atoms
Nanotechnology / Nanomaterials
May 14, 2008 |
4.1 / 5 (20) |
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Chinese researchers have recently made a “golden crown” with a diameter of only a few nanometers. It is a large ring-shaped molecule containing 36 gold atoms. The lords of the ring, a team of researchers from ...
Researchers heat up gold to surprising effect: It gets harder not softer
Jan 22, 2009 |
4 / 5 (5) |
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Common sense tells us that when you heat something up it gets softer, but a team of researchers, led by University of Toronto chemistry and physics professor R.J. Dwayne Miller, has demonstrated the exact ...
New rotors could help develop nanoscale generators
May 27, 2009 |
3 / 5 (1) |
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(PhysOrg.com) -- Scientists at the University of Liverpool have developed a molecular structure that could help create current-generating machines at the nanoscale.
Measurement technique probes surface structure of gold nanocrystals
Nanotechnology / Nanomaterials
Mar 10, 2008 |
4.4 / 5 (11) |
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In the hands of jewelers, gold can be fashioned into rings and pendants of long-lasting beauty. But, when reduced in size to nanocrystals containing a few thousand atoms, this noble metal is a surprisingly ...
Magnetic atoms of gold, silver and copper have been obtained
Feb 28, 2008 |
4.7 / 5 (48) |
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An international team led by Physics and Chemistry teams from the Faculty of Science and Technology at the University of the Basque Country (UPV/EHU) and directed by Professor Jose Javier Saiz Garitaonandia, has achieved, ...
Oxygen in place of chlorine: Towards a more environmentally friendly propylene oxide synthesis
Nanotechnology / Nanomaterials
Oct 01, 2009 |
4.8 / 5 (4) |
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(PhysOrg.com) -- Propylene oxide is an important bulk chemical that is used primarily in the production of polyurethane plastics. Currently, propylene oxide is usually made from propylene (propene) in a process that uses ...
Controlling the Size of Nanoclusters: First Step in Making New Catalysts
Jul 09, 2008 |
4.1 / 5 (13) |
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Researchers from the U.S. Department of Energy's Brookhaven National Laboratory and Stony Brook University have developed a new instrument that allows them to control the size of nanoclusters — groups of 10 ...
Platinum nanocatalyst could aid drugmakers
Nanotechnology / Bio & Medicine
Aug 31, 2009 |
not rated yet |
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(PhysOrg.com) -- Nanoparticles combining platinum and gold act as superefficient catalysts, but chemists have struggled to create them in an industrially useful form. Rice University chemists have answered the call this week ...
Controlling the size of nanoclusters
Aug 19, 2008 |
2 / 5 (2) |
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Melissa Patterson, a W. Burghardt Turner Fellow at Stony Brook University (SBU), will give a talk at the American Chemical Society's national meeting in Philadelphia on controlling the size of nanoclusters, research she performed ...
Study reveals principles behind stability and electronic properties of gold nanoclusters
Jul 14, 2008 |
4.5 / 5 (16) |
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A report published in the July 8 issue of the journal Proceedings of the National Academy of Sciences (PNAS) is the first to describe the principles behind the stability and electronic properties of tiny nanoc ...
Nano sculptures in gold
Aug 01, 2008 |
4.1 / 5 (20) |
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If someone is charged up, the colour of their face might change, but they don't immediately pull off one of their arms, only to reattach it as a third leg. With some molecules, however, the situation is quite ...
Golden scales: Nanoscale mass sensor from Berkeley can be used to weigh individual atoms and molecules
Jul 28, 2008 |
4.6 / 5 (22) |
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(PhysOrg.com) -- There's a new "gold standard" in the sensitivity of weighing scales. Using the same technology with which they created the world's first fully functional nanotube radio, researchers with Berkeley ...
Through the Wire: A New Nanocatalyst Synthesis Technique
Nanotechnology / Nanomaterials
Mar 16, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Materials containing bimetallic nanoparticles are attractive in vast technological fields because of their unique catalytic, electronic, and magnetic properties. One of the most promising ...
All-in-one nanoparticle: A Swiss Army knife for nanomedicine
Nanotechnology / Bio & Medicine
Jul 27, 2009 |
5 / 5 (3) |
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Nanoparticles are being developed to perform a wide range of medical uses - imaging tumors, carrying drugs, delivering pulses of heat. Rather than settling for just one of these, researchers at the University ...
Physicists discover gold can be magnetic on the nanoscale
Mar 03, 2008 |
4 / 5 (31) |
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Physicists at the Georgia Institute of Technology have made important findings regarding gold on the nanoscale. They found that applying an electrical field on a surface-supported gold nanocluster changes ...
