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News articles about "Atomic"

Scientists measure speedy electrons in silicon

he entire semiconductor industry not to mention Silicon Valley is built on the propensity of electrons in silicon to get kicked out of their atomic shells and become free These mobile electrons are routed and ... - Read More

Theory details how 'hot' monomers affect thin-film formation

Like a baseball player sliding into third a hot monomer skids in a straight line along a cold surface until it's safely among its fellow molecules This is not what usually happens when scientists assemble ... - Read More

Commonalities in how different glassy materials fail

Glass is mysterious It is a broad class of materials that extends well beyond the everyday window pane but one thing that these disparate glasses seem to have in common is that they have nothing ... - Read More

A new look at the finer details of rust show an assumed atomic structure has been wrong all along

Magnetite or Fe3O4 is an elaborate kind of rust a regular lattice of oxygen and iron atoms But this material plays an increasingly important role as a catalyst in electronic devices and in medical applications ... - Read More

New research paves the way for nano-movies of biomolecules

An international team including scientists from Arizona State University the University of Milwaukee Madison UMW and Germany's Deutsches Elektronen Synchrotron DESY have caught a light sensitive biomolecule at work using an X ray laser Their ... - Read More

Upsetting the stability of super-small gold clusters generates multifaceted nanocrystals with potent catalytic properties

A*STAR researchers have devised a way to destabilize gold nanoclusters so that they form tiny atomic nuclei that then grow together into perfectly proportioned 12 sided dodecahedron crystals These unique polyhedra have energy rich surfaces ... - Read More

New research paves the way for nano-movies of biomolecules; Scientists use X-ray laser as ultra slow-motion camera

An international team including scientists from DESY has caught a light sensitive biomolecule at work with an X ray laser The study demonstrates that X ray lasers can capture the fast dynamics of biomolecules in ... - Read More

Scanning tunneling microscopy: Computer simulations sharpen insights into molecules

The resolution of scanning tunnelling microscopes can be improved dramatically by attaching small molecules or atoms to their tip The resulting images were the first to show the geometric structure of molecules and have generated ... - Read More

Atmospheric carbon dioxide used for energy storage products

Chemists and engineers at Oregon State University have discovered a fascinating new way to take some of the atmospheric carbon dioxide that's causing the greenhouse effect and use it to make an advanced high value ... - Read More

Single-atom gold catalysts may offer path to low-cost production of fuel and chemicals

New catalysts designed and investigated by Tufts University School of Engineering researchers and collaborators from other university and national laboratories have the potential to greatly reduce processing costs in future fuels such as hydrogen The ... - Read More

Nuclear reactor fuel behavior during a severe event

A new discovery about the atomic structure of uranium dioxide will help scientists select the best computational model to simulate severe nuclear reactor accidents Using the Advanced Photon Source APS a Department of Energy DOE ... - Read More

Good vibrations give electrons excitations that rock an insulator to go metallic

For more than 50 years scientists have debated what turns particular oxide insulators in which electrons barely move into metals in which electrons flow freely Some scientists sided with Nobel Prize winning physicist Nevill Mott ... - Read More

Physicists bind single-atom sheets with the same force geckos use to climb walls

Physicists at the University of Kansas have fabricated an innovative substance from two different atomic sheets that interlock much like Lego toy bricks The researchers said the new material made of a layer of graphene ... - Read More

Physicists and chemists work to improve digital memory technology

The improvements in random access memory that have driven many advances of the digital age owe much to the innovative application of physics and chemistry at the atomic scale Accordingly a team led by UNL ... - Read More

Ultrafast, low-cost DNA sequencing technology a step closer to reality

A team of scientists from Arizona State University's Biodesign Institute and IBM's T J Watson Research Center have developed a prototype DNA reader that could make whole genome profiling an everyday practice in medicine Our ... - Read More

Groundwater patches play important role in forest health, water quality

Even during summer dry spells some isolated patches of soil in forested watersheds remain waterlogged These patches act as hot spots of microbial activity that remove nitrogen from groundwater and return it to the atmosphere ... - Read More

Combining 'Tinkertoy' materials with solar cells for increased photovoltaic efficiency

Researchers at Sandia National Laboratories have received a $1.2 million award from the U S Department of Energy's SunShot Initiative to develop a technique that they believe will significantly improve the efficiencies of photovoltaic materials ... - Read More

Tracking heat-driven decay in leading electric vehicle batteries

Rechargeable electric vehicles are one of the greatest tools against rising pollution and carbon emissions and their widespread adoption hinges on battery performance Scientists specializing in nanotechnology continue to hunt for the perfect molecular recipe ... - Read More

Lithium injections show promise for optimizing the performance of fusion plasmas

Experiments on the DIII D tokamak that General Atomics operates for the U S Department of Energy DOE have demonstrated the ability of lithium injections to transiently double the temperature and pressure at the edge ... - Read More

Functional nanomaterials to advance vehicle battery tech

Future fleets of electric vehicles will require high capacity batteries that recharge rapidly degrade very little over time and operate safely Lithium ion Li ion batteries similar to the ones found inside portable electronics currently ... - Read More
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