News tagged with atomic scale
Watching an electron being born
Atomic processes take place on extremely short time scales. Measurements at the Vienna University of Technology (TU Vienna) can now visualize these processes.
May 15, 2012 |
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Billard game in an atom: Physicists trace the double ionization of argon atoms on attosecond time scales
(Phys.org) -- When an intense laser pulse interacts with an atom it generates agitation on the micro scale. A rather likely outcome of this interaction is single ionization, where one electron is ejected from ...
May 08, 2012 |
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First atomic-scale real-time movies of platinum nanocrystal growth in liquids
They won't be coming soon to a multiplex near you, but movies showing the growth of platinum nanocrystals at the atomic-scale in real-time have blockbuster potential. A team of scientists with the Lawrence ...
Nanotechnology / Nanomaterials
Apr 19, 2012 |
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Electron microscopy inspires flexoelectric theory behind 'material on the brink'
Electron microscopy, conducted as part of the Shared Research Equipment (ShaRE) User Program at the Department of Energy's Oak Ridge National Laboratory, has led to a new theory to explain intriguing properties in a material ...
Apr 13, 2012 |
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First-ever images of atoms moving in a molecule captured
Using a new ultrafast camera, researchers have recorded the first real-time image of two atoms vibrating in a molecule.
Mar 07, 2012 |
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Researchers revolutionize electron microscope
Researchers at the University of Sheffield have revolutionised the electron microscope by developing a new method which could create the highest resolution images ever seen.
Mar 05, 2012 |
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Scientists use LCLS to see photovoltaic process in action
(PhysOrg.com) -- A surprising atomic-scale wiggle underlies the way a special class of materials reacts to light, according to research that may lead to new devices for harvesting solar energy.
Feb 29, 2012 |
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Microscopy reveals 'atomic antenna' behavior in graphene
Atomic-level defects in graphene could be a path forward to smaller and faster electronic devices, according to a study led by researchers at the Department of Energy's Oak Ridge National Laboratory.
Nanotechnology / Nanomaterials
Jan 31, 2012 |
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'Nanowiggles:' Scientists discover graphene nanomaterials with tunable functionality in electronics
Electronics are getting smaller and smaller, flirting with new devices at the atomic scale. However, many scientists predict that the shrinking of our technology is reaching an end. Without an alternative ...
Nanotechnology / Nanomaterials
Jan 04, 2012 |
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Researchers measure nanometer scale temperature
Illinois researchers have developed a new kind of electro-thermal nanoprobe that can independently control voltage and temperature at a nanometer-scale point contact. It can also measure the temperature-dependent ...
Dec 19, 2011 |
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When will artificial molecular machines start working for us?
Physicist Richard Feynman in his famous 1959 talk, "Plenty of Room at the Bottom," described the precise control at the atomic level promised by molecular machines of the future. More than 50 years later, synthetic molecular ...
Nov 25, 2011 |
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Fundamental discovery casts enzymes in new light
Just as a breeze causes leaves, branches and ultimately the tree to move, enzymes moving at the molecular level perform hundreds of chemical processes that have a ripple effect necessary for life. Protein complexes are often ...
Nov 08, 2011 |
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Not 1, not 2, not 3, but 4 clones!
Xi-Jun Ren and Yang Xiang from Henan Universities in China, in collaboration with Heng Fan at the Institute of Physics of the Chinese Academy of Sciences, have produced a theory for a quantum cloning machine able to produce ...
Nov 04, 2011 |
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Narrowest bridges of gold are also the strongest, study finds
At an atomic scale, the tiniest bridge of gold -- that made of a single atom -- is actually the strongest, according to new research by engineers at the University at Buffalo's Laboratory for Quantum Devices.
Jul 13, 2011 |
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Cat litter to become an edible product?
Sepiolite is a lightweight porous mineral used in cat litter and other applications. The extraordinary properties of this clay make it a highly sought after mineral, despite its scarcity in the Earth's crust: ...
Jul 12, 2011 |
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