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urine

Producing hydrogen from urine

Chemistry / Analytical Chemistry

created Jul 03, 2009 | popularity 4.6 / 5 (52) | comments 20

(PhysOrg.com) -- You do two things at motorway services: fill up one tank and empty another. US chemists have combined refuelling your car and relieving yourself by creating a new catalyst that can extract ...


Chemists offer new hydrogen purification method

Chemists offer new hydrogen purification method

Chemistry /

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

(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 ...


Trajectory Animation

Atomic Tug of War

Physics / General Physics

created Jul 02, 2008 | popularity 4.4 / 5 (38) | comments 4

A new form of energy-transfer, reported today in Nature (3 July 2008) may have implications for the study of reactions going on in the atmosphere, and even for those occurring in the body.


Scientists Find New Way to Produce Hydrogen

Scientists Find New Way to Produce Hydrogen

Physics / General Physics

created Jan 22, 2009 | popularity 4.6 / 5 (36) | comments 14

Scientists at Penn State University and the Virginia Commonwealth University have discovered a way to produce hydrogen by exposing selected clusters of aluminum atoms to water. The findings are important ...


Strange molecule in the sky cleans acid rain, scientists discover

Strange molecule in the sky cleans acid rain, scientists discover

Chemistry /

created Aug 12, 2008 | popularity 4.2 / 5 (48) | comments 9

Researchers have discovered an unusual molecule that is essential to the atmosphere's ability to break down pollutants, especially the compounds that cause acid rain. It's the unusual chemistry facilitated ...


Chemist Discovers the Elusive Chemical Middleman That Removes Acid Rain

Chemistry /

created Aug 29, 2008 | popularity 4.6 / 5 (9) | comments 0

(PhysOrg.com) -- Researchers have discovered the middleman in the complex chemical reaction that is essential to the atmosphere's ability to break down pollutants, especially the compounds that cause acid rain. The study ...


New clues about a hydrogen fuel catalyst

New clues about a hydrogen fuel catalyst

Chemistry / Materials Science

created Aug 05, 2009 | popularity 4 / 5 (6) | comments 4

(PhysOrg.com) -- To use hydrogen as a clean energy source, some engineers want to pack hydrogen into a larger molecule, rather than compressing the gas into a tank. A gas flows easily out of a tank, but getting ...


Not just bleach: Hydrogen peroxide may tell time for living cells

Medicine & Health / Research

created Nov 03, 2009 | popularity 4.6 / 5 (7) | comments 2

If a circadian rhythm is like an orchestra - the united expression of the rhythms of millions of cells - a common chemical may serve as the conductor, or at least as the baton.


Some fundamental interactions of matter found to be fundamentally different than thought

Physics / General Physics

created Jul 02, 2008 | popularity 4.2 / 5 (60) | comments 4

Collisions have consequences. Everyone knows that. Whether it's between trains, planes, automobiles or atoms, there are always repercussions. But while macroscale collisions may have the most obvious effects - mangled steel, ...


Researchers Observe Hydrogen-Bond Exchange

Researchers Observe Hydrogen-Bond Exchange

Physics / General Physics

created May 08, 2008 | popularity 4.6 / 5 (52) | comments 8

Hydrogen bonds are quite small, on the level of a few angstroms. They can also be passed between two different molecules very quickly, at speeds of tens of times per second. But in spite of these properties, ...


Hydrogen bonds: Scientists find new mechanism

Physics / General Physics

created Sep 09, 2008 | popularity 4 / 5 (16) | comments 0

Water’s unrivaled omnipresence and the crucial role it plays in life drives scientists’ to understand every detail of its unusual underlying properties on the microscopic scale.


Genetically engineered blood protein can be used to split water into oxygen and hydrogen

Genetically engineered blood protein can be used to split water into oxygen and hydrogen

Chemistry /

created Dec 01, 2006 | popularity 4.8 / 5 (167) | comments 0

Scientists have combined two molecules that occur naturally in blood to engineer a molecular complex that uses solar energy to split water into hydrogen and oxygen, says research published today in the Journal of ...


Sweet fuel supply

Technology / Energy

created Nov 28, 2007 | popularity 4.3 / 5 (13) | comments 1

A new type of fuel cell powered with glucose derived from biomass is described in the latest issue of the Inderscience Publication International Journal of Global Energy Issues. The experimental device works by using sunlight ...


ibm pentacene

Scientists Image the 'Anatomy' of a Molecule (w/ Video)

Nanotechnology / Nanophysics

created Aug 28, 2009 | popularity 4.8 / 5 (44) | comments 4

(PhysOrg.com) -- For the first time, IBM researchers in Zurich, Switzerland, have taken a 3D image of an individual molecule. Using an atomic force microscope, the researchers constructed a "force map" of ...


Cool Stars Have Different Mix of Life-Forming Chemicals

Cool Stars Have Different Mix of Life-Forming Chemicals

Space & Earth / Astronomy

created Apr 07, 2009 | popularity 4.6 / 5 (14) | comments 2

(PhysOrg.com) -- Life on Earth is thought to have arisen from a hot soup of chemicals. Does this same soup exist on planets around other stars? A new study from NASA's Spitzer Space Telescope hints that planets ...