News tagged with atomic molecular

Building a better solar panel -- one molecule at a time

(Phys.org) -- One of the fundamental building blocks in modern chemistry, an organometallic chemical compound called ferrocene, has never been structurally defined - until now.

Chemistry / Materials Science

created May 25, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

How heroin works: Imaging opioid receptors in the brain

(Phys.org) -- Researchers and doctors have gleaned new clues to the molecular mechanisms behind some of the most addictive substances in the world, thanks to two new studies that uncovered the structures of ...

Chemistry / Biochemistry

created Apr 25, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

A glow in the Martian night throws light on atmospheric circulation

(PhysOrg.com) -- A faint, infrared glow above the winter poles of Mars is giving new insights into seasonal changes in the planet's atmospheric circulation. The tell-tale night emission was first detected ...

Space & Earth / Space Exploration

created Apr 04, 2012 | popularity 5 / 5 (7) | comments 0 | with audio podcast

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.

Physics / General Physics

created Mar 07, 2012 | popularity 4.3 / 5 (22) | comments 2 | with audio podcast

Scientists learn how to 'out run damage' with imaging technique

Over the decades X-ray crystallography has been fundamental in the development of many scientific fields. The method has revealed the structure and function of many biological molecules, including vitamins, drugs, proteins ...

Physics / General Physics

created Feb 21, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Metadynamics technique offers insight into mineral growth and dissolution

By using a novel technique to better understand mineral growth and dissolution, researchers at the Department of Energy's Oak Ridge National Laboratory are improving predictions of mineral reactions and laying the groundwork ...

Chemistry / Materials Science

created Jan 23, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

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.

Physics / General Physics

created Jan 17, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Mock atoms prove attractive: Researchers added first pseudo atoms to electronegativity scale

(PhysOrg.com) -- When studying an atom's ability to attract nearby electrons, scientists rely on electronegativity scales, which describe each atom's ability to pull in these negatively charged particles. ...

Chemistry / Materials Science

created Jan 06, 2012 | popularity 4 / 5 (9) | comments 1 | with audio podcast

The smallest conceivable switch: Targeted proton transfer within a molecule

For a long time miniaturization has been the magic word in electronics. Dr. Willi Auwaerter and Professor Johannes Barth, together with their team of physicists at the Technische Universitaet Muenchen (TUM), ...

Nanotechnology / Nanophysics

created Dec 12, 2011 | popularity 4.7 / 5 (7) | comments 0 | with audio podcast

Making molecular hydrogen more efficiently

(PhysOrg.com) -- When it comes to the industrial production of chemicals, often the most indispensable element is one that you can't see, smell, or even taste. It's hydrogen, the lightest element of all.

Chemistry / Materials Science

created Dec 09, 2011 | popularity 5 / 5 (4) | comments 1 | with audio podcast

Researchers invent a switch that could improve electronics

Researchers at the University of Pittsburgh have invented a new type of electronic switch that performs electronic logic functions within a single molecule. The incorporation of such single-molecule elements could enable ...

Nanotechnology / Nanophysics

created Dec 01, 2011 | popularity 4.8 / 5 (8) | comments 1 | with audio podcast

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 ...

Chemistry / Other

created Nov 25, 2011 | popularity 3.8 / 5 (6) | comments 5 | with audio podcast

Iodate refuses to intimidate

Like a bull in a china shop, a massive, iodine-based ion called iodate should disrupt the surrounding water molecules until it is forcibly expelled. However, it doesn't. This disconnect between the molecule's ...

Chemistry / Materials Science

created Nov 08, 2011 | popularity 5 / 5 (1) | comments 0

Researchers ink nanostructures with tiny 'soldering iron'

Researchers with the Lawrence Berkeley National Laboratory (Berkeley Lab) have shed light on the role of temperature in controlling a fabrication technique for drawing chemical patterns as small as 20 nanometers. ...

Nanotechnology / Nanophysics

created Nov 07, 2011 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Nobel Prize-winning physicist Norman Ramsey dies

(AP) -- Norman Ramsey, who shared the 1989 Nobel Prize in physics for his research into molecules and atoms that led to the creation of the atomic clock, has died in Massachusetts. He was 96.

Physics / General Physics

created Nov 07, 2011 | popularity 3 / 5 (1) | comments 0