News tagged with atomic molecular

Researchers examine human immune response to virus at the atomic level

A team of biochemists has identified the molecular mechanism by which an immune response is triggered by the invading viruses, according to recent research.

Chemistry / Biochemistry

created Jul 15, 2010 | popularity 3 / 5 (1) | comments 1 | with audio podcast

Researchers Shed Light on Birth of the First Stars

(PhysOrg.com) -- In the beginning, there were hydrogen and helium. Created in the first three minutes after the Big Bang, these elements gave rise to all other elements in the universe. The factories that ...

Space & Earth / Astronomy

created Jul 01, 2010 | popularity 4.7 / 5 (13) | comments 4 | with audio podcast

Insights into early star formation

Merging beams of hydrogen atoms and hydrogen ions to create molecular hydrogen in the lab helps shed light on star assembly in the early universe, a U.S. and European research team reports in the July 2 issue of Science.

Space & Earth / Astronomy

created Jul 01, 2010 | popularity 4.3 / 5 (3) | comments 0

Cryo-electron microscope 'sees' atoms for first time

(PhysOrg.com) -- UCLA researchers report in the April 30 edition of the journal Cell that they have imaged a virus structure at a resolution high enough to effectively "see" atoms, the first published instan ...

Biology / Cell & Microbiology

created May 04, 2010 | popularity 3.3 / 5 (19) | comments 7

Scientists unlock key enzyme using newly created 'cool' method

A team of Michigan State University scientists -- using a new cooling method they created -- have uncovered the inner workings of a key iron-containing enzyme, a discovery that could help researchers develop new medicines ...

Chemistry / Biochemistry

created Feb 26, 2010 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Evidence of a new phase in liquid hydrogen

(PhysOrg.com) -- We like to think that we’ve got hydrogen, one of the most basic of elements, figured out. However, hydrogen can still surprise, especially once scientists start probing its properties on the ...

Physics / Condensed Matter

created Feb 25, 2010 | popularity 4.8 / 5 (28) | comments 5 | with audio podcast feature

New way to break some of the strongest chemical bonds

(PhysOrg.com) -- Scientists at Cornell University in the U.S. have found a new way of breaking two of the strongest chemical bonds, at ambient temperature and pressure, and this breakthrough could lead to ...

Chemistry / Materials Science

created Dec 16, 2009 | popularity 4.6 / 5 (24) | comments 0 weblog

First Pump-Probe Experiment at Linac Coherent Light Source Completed

(PhysOrg.com) -- The first experiment using the Linac Coherent Light Source to illuminate molecules via a "pump-probe" technique has been completed by an international team of more than 30 scientists from ...

Physics / General Physics

created Nov 30, 2009 | popularity 4.7 / 5 (12) | comments 0

Super sticky barnacle glue cures like blood clots

Barnacles are a big problem for boats. Adhering to the undersides of vessels, carpets of the crustaceans can increase fuel consumption by as much as 25%. Ship owners would love to know how to stop these hitchhikers gluing ...

Chemistry / Biochemistry

created Oct 16, 2009 | popularity 5 / 5 (9) | comments 0

Foresight Institute Announces Feynman Prize Winners

(PhysOrg.com) -- The Foresight Institute, a nanotechnology education and public policy think tank based in Palo Alto, has announced the winners of the prestigious 2009 Foresight Institute Feynman Prizes in Nanotechnology.

Nanotechnology / Nanophysics

created Oct 08, 2009 | popularity not rated yet | comments 0

Michigan Tech Team Models Molecular Transistor

(PhysOrg.com) -- Electronic gadgetry gets tinier and more powerful all the time, but at some point, the transistors and myriad other component parts will get so little they won't work. That's because when ...

Nanotechnology / Nanophysics

created Aug 13, 2009 | popularity 4.3 / 5 (9) | comments 3

Scientists create custom 3D structures with 'DNA origami'

BOSTON--By combining the art of origami with nanotechnology, Dana-Farber Cancer Institute researchers have folded sheets of DNA into multilayered objects with dimensions thousands of times smaller than the thickness of a ...

Chemistry / Biochemistry

created May 20, 2009 | popularity 4.2 / 5 (6) | comments 0

Measuring the Immeasurable: New Study Links Heat Transfer, Bond Strength of Materials

(PhysOrg.com) -- The speed at which heat moves between two materials touching each other is a potent indicator of how strongly they are bonded to each other, according to a new study by researchers at Rensselaer ...

Nanotechnology / Nanophysics

created Apr 13, 2009 | popularity 4.8 / 5 (4) | comments 0

Water acts as catalyst in explosives

The most abundant material on Earth exhibits some unusual chemical properties when placed under extreme conditions.

Chemistry / Materials Science

created Mar 20, 2009 | popularity 4.3 / 5 (12) | comments 2

Researchers See Complex Atomic Choreography as Crystals Melt

(PhysOrg.com) -- Conga lines of atoms wend their way through a crystal, their numbers growing as more and more atoms join the migration. The worm-like lines of atoms randomly converge, forming tangles that ...

Physics / General Physics

created Feb 02, 2009 | popularity 4.5 / 5 (4) | comments 0