News tagged with gas molecules

Mathematicians Solve 140-Year-Old Boltzmann Equation

(PhysOrg.com) -- Two University of Pennsylvania mathematicians have found solutions to a 140-year-old, 7-dimensional equation that were not known to exist for more than a century despite its widespread use in modeling the ...

Other Sciences / Mathematics

created May 13, 2010 | popularity 4.8 / 5 (69) | comments 5 | with audio podcast

First atomic X-ray laser created

Scientists working at the U.S. Department of Energy's (DOE) SLAC National Accelerator Laboratory have created the shortest, purest X-ray laser pulses ever achieved, fulfilling a 45-year-old prediction and ...

Physics / General Physics

created Jan 25, 2012 | popularity 4.8 / 5 (29) | comments 14 | with audio podcast

Buffer gas cooling could open up the field of ultracold physics

(PhysOrg.com) -- "Scientists have been making Bose-Einstein Condensates [BECs] for nearly 15 years," Charlie Doret tells PhysOrg.com. "Essentially all BEC research to date, however, begins with laser cooling. Unfortunately, ...

Physics / General Physics

created Sep 17, 2009 | popularity 4.8 / 5 (23) | comments 2 feature

Sunlight turns carbon dioxide to methane

Dual catalysts may be the key to efficiently turning carbon dioxide and water vapor into methane and other hydrocarbons using titania nanotubes and solar power, according to Penn State researchers.

Nanotechnology / Nanomaterials

created Mar 05, 2009 | popularity 4.8 / 5 (17) | comments 6

Zapping Titan-like atmosphere with UV rays creates life precursors

The first experimental evidence showing how atmospheric nitrogen can be incorporated into organic macromolecules is being reported by a University of Arizona team.

Chemistry / Biochemistry

created Jun 29, 2010 | popularity 4.7 / 5 (17) | comments 13 | with audio podcast

Unpeeling atoms and molecules from the inside out

(PhysOrg.com) -- The first published scientific results from the world's most powerful hard X-ray laser, located at the Department of Energy's SLAC National Accelerator Laboratory, show its unique ability ...

Physics / General Physics

created Jun 30, 2010 | popularity 5 / 5 (15) | comments 5 | with audio podcast

Scientists discover giant Rydberg atom molecules

A group of University of Oklahoma researchers led by Dr. James P. Shaffer, Homer L. Dodge Department of Physics and Astronomy, have discovered giant Rydberg molecules with a bond as large as a red blood cell. Determining ...

Physics / Condensed Matter

created Jun 24, 2009 | popularity 4.5 / 5 (13) | comments 4

'Dry water' could make a big splash commercially

An unusual substance known as "dry water," which resembles powdered sugar, could provide a new way to absorb and store carbon dioxide, the major greenhouse gas that contributes to global warming, scientists ...

Chemistry / Materials Science

created Aug 25, 2010 | popularity 4.7 / 5 (12) | comments 4 | with audio podcast

Plastic laser detects tiny amounts of explosives

(PhysOrg.com) -- Detecting hidden explosives is a difficult task but now researchers in the UK have developed a completely new way of detecting them, with a laser sensor capable of detecting molecules of explosives ...

Physics / Condensed Matter

created Jun 08, 2010 | popularity 5 / 5 (11) | comments 1 | with audio podcast report

Coke Bottle Quantum Physics

(PhysOrg.com) -- Don't be fooled by the collection of empty soda bottles in James Cryan's office at SLAC National Accelerator Laboratory. Cryan isn't a caffeine fiend—the cola bottles are for science. As a ...

Physics / Quantum Physics

created Apr 16, 2009 | popularity 4.1 / 5 (13) | comments 1

Seeing the quantum in chemistry: Scientists control chemical reactions of ultracold molecules

(PhysOrg.com) -- Physicists at JILA have for the first time observed chemical reactions near absolute zero, demonstrating that chemistry is possible at ultralow temperatures and that reaction rates can be ...

Physics / Quantum Physics

created Feb 11, 2010 | popularity 4.4 / 5 (12) | comments 0 | with audio podcast

Hydrogen fuel tech gets boost from low-cost, efficient catalyst

Scientists have engineered a cheap, abundant alternative to the expensive platinum catalyst and coupled it with a light-absorbing electrode to make hydrogen fuel from sunlight and water.

Chemistry / Materials Science

created May 02, 2011 | popularity 4.6 / 5 (11) | comments 25 | with audio podcast

Accidental discovery has potential for new applications in packaging

A recent discovery at Case Western Reserve University may help keep food and drugs safer and fresher longer and electronic equipment dryer and more secure than ever before - all at a lower cost.

Nanotechnology / Nanomaterials

created Feb 06, 2009 | popularity 3.9 / 5 (11) | comments 2

Creating a quantum gas

(PhysOrg.com) -- "One of the many reasons people study ultracold gases is for their potential as model quantum systems," Deborah Jin tells PhysOrg.com. "There is a need to model quantum many-body systems because a lot of ...

Physics / Quantum Physics

created Feb 01, 2010 | popularity 4.3 / 5 (10) | comments 2 | with audio podcast feature

Chemists offer new hydrogen purification method

(PhysOrg.com) -- President Barack Obama's pursuit of energy independence promises to accelerate research and development for alternative energy sources -- solar, wind and geothermal power, biofuels, hydrogen ...

Chemistry /

created Feb 15, 2009 | popularity 4.3 / 5 (9) | comments 1