News tagged with atoms
Related topics: electrons , molecules , physical review letters , graphene , particles
'Leap second' under the gun at Geneva time talks
Timekeepers gathered in Geneva on Thursday to thrash out a contested proposal to abolish a 40-year-old practice of adding the occasional second to world time.
Space & Earth / Space Exploration
Jan 19, 2012 |
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Computer simulations give insights into how carbon dioxide reacts with a sequestering liquid
(PhysOrg.com) -- Worse than toddlers on a sugar high, carbon dioxide molecules just don't like standing still. The tiny molecules, just three atoms, leap from place to place in less than a trillionth of a ...
Jan 18, 2012 |
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A baby crystal is born
Lead sulfide (PbS) forms when an equal number of lead and sulfur atoms exchange electrons and bond together in cubic crystals. Now scientists have determined that a structure comprising 32 lead-sulfur pairs is the smallest ...
Jan 17, 2012 |
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Neutron scattering provides window into surface interactions
To better understand the fundamental behavior of molecules at surfaces, researchers at the U.S. Department of Energy's Oak Ridge National Laboratory are combining the powers of neutron scattering with chemical analysis.
Jan 17, 2012 |
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Countries consider time out on the 'leap second'
It's high noon for the humble leap second. After ten years of talks, governments are headed for a showdown vote this week on an issue that pits technological precision against nature's whims.
Space & Earth / Earth Sciences
Jan 17, 2012 |
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World's best metronome enables slow-motion pictures of atoms and molecules
(PhysOrg.com) -- The world's most accurate metronome keeps stroke to an incredible 10 quintillionth of a second. The device enables slow-motion pictures from the world of molecules and atoms, scientists from the Center for ...
Jan 17, 2012 |
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MHI develops 12-inch wafer bonding machine capable of producing 3-D integrated LSI circuits at room temperature
Mitsubishi Heavy Industries Ltd (MHI) has developed the world's first fully automated 12-inch (300 millimeters) wafer bonding machine, dubbed the "Bond Meister MWB-12-ST," capable of producing 3-dimensionally integrated LSI ...
Jan 16, 2012 |
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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 ...
Space & Earth / Space Exploration
Jan 13, 2012 |
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Electron's negativity cut in half by supercomputer
(PhysOrg.com) -- While physicists at the Large Hadron Collider smash together thousands of protons and other particles to see what matter is made of, they're never going to hurl electrons at each other. No ...
Jan 12, 2012 |
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The world's smallest magnetic data storage unit
Scientists from IBM and the German Center for Free-Electron Laser Science (CFEL) have built the world's smallest magnetic data storage unit. It uses just twelve atoms per bit, the basic unit of information, ...
Jan 12, 2012 |
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Magnetic actuation enables nanoscale thermal analysis
Polymer nano-films and nano-composites are used in a wide variety of applications from food packaging to sports equipment to automotive and aerospace applications. Thermal analysis is routinely used to analyze ...
Jan 12, 2012 |
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New chemical reaction holds promise for drug development
A team of researchers at the California Institute of Technology (Caltech) has devised a new method for making complex molecules. The reaction they have come up with should enable chemists to synthesize new ...
Jan 12, 2012 |
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Metal oxide simulations could help green technology
(PhysOrg.com) -- University of California, Davis, researchers have proposed a radical new way of thinking about the chemical reactions between water and metal oxides, the most common minerals on Earth. Their work appears ...
Jan 10, 2012 |
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New material for thermonuclear fusion reactors
Scientists at Universidad Carlos III de Madrid, Oxford University and the University of Michigan have joined efforts to develop new materials for thermonuclear fusion reactors. Their research focuses on characterization ...
Jan 09, 2012 |
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Persilastaffanes: silicon frameworks with delocalized sigma electrons
(PhysOrg.com) -- Persilastaffanes are an unusual new class of compounds that are introduced in the journal Angewandte Chemie by Japanese researchers led by Takeaki Iwamoto at Tohoku University. They are ro ...
Jan 09, 2012 |
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