(Phys.org)—If quantum computers are ever going to perform all those expected feats of code-breaking and number crunching, then their component qubits—-tiny ephemeral quantum cells held in a superposition of internal states—-will ...
Quantum Physics
Oct 9, 2012
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The presence of carbon monoxide (CO) impurities in hydrogen gas (H2) can have a detrimental impact on the performance of fuel cells. Recent studies have shown that gold nanoparticles—particles less than five nanometers ...
Nanomaterials
Aug 29, 2012
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Carbon nanotubes (CNTs) are some of the strongest materials on Earth and are used to strengthen composite materials, such as those used in high-performance tennis rackets. CNTs have potential uses in everything from medicine ...
Nanomaterials
Aug 22, 2012
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A new experiment conducted at the Joint Quantum Institute (JQI) examines the relationship between quantum coherence, an important aspect of certain materials kept at low temperature, and the imperfections in those materials. ...
Quantum Physics
Jul 19, 2012
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Fuel cells are inefficient because the catalyst most commonly used to convert chemical energy to electricity is made of the wrong material, a researcher at Case Western Reserve University argues. Rather than continue the ...
Materials Science
Jul 12, 2012
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Scientists are reporting development of a simple new procedure for removing almost 98 percent of an important impurity that can contaminate prescription drugs and potentially increase the risk for adverse health effects in ...
Biochemistry
Jun 20, 2012
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Multi-walled carbon nanotubes riddled with defects and impurities on the outside could replace some of the expensive platinum catalysts used in fuel cells and metal-air batteries, according to scientists at Stanford University. ...
Nanomaterials
May 27, 2012
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What holds the surface area of several football fields in the mass equivalent of a paper clip? The answer to this question has many names and performs duties ranging from catalysis to gas storage: the metal organic framework, ...
Materials Science
Apr 25, 2012
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The technique builds on previous research in which microbubbles were used to improve the way algae is cultivated.
Biotechnology
Jan 26, 2012
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(PhysOrg.com) -- If graphene is to live up to its promise as a revolutionary component of future electronics, the interactions between graphene and the surrounding materials in a device must be understood and controlled. ...
Nanophysics
Jan 5, 2012
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