(Phys.org)—Platinum works well as a catalyst in hydrogen fuel cells, but it has at least two drawbacks: It is expensive, and it degrades over time. Brown chemists have engineered a cheaper and more durable catalyst using ...
Materials Science
Oct 17, 2012
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(PhysOrg.com) -- The humble alga, hated by boaters and pool owners, may someday help provide us with the raw machinery to power our appliances.
Materials Science
May 19, 2011
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(PhysOrg.com) -- Fuel cells may power the cars of the future, but it's not enough to just make them work -- they have to be affordable. Cornell researchers have developed a novel way to synthesize a fuel cell electrocatalytic ...
Nanomaterials
Dec 9, 2010
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Creating catalysts that can operate efficiently and last a long time is a big barrier to taking fuel-cell technology from the lab bench to the assembly line. The precious metal platinum has been the choice for many researchers, ...
Materials Science
May 24, 2010
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At Berkeley Lab's National Center for Electron Microscopy it was revealed that single-stranded DNA can disperse bundles of single-walled carbon nanotubes into individual tubes and serve as guideposts for synthesizing platinum ...
Nanophysics
Dec 21, 2009
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(PhysOrg.com) -- A new carbon support that greatly increases the durability of proton-exchange membrane fuel cells has been developed by scientists at Pacific Northwest National Laboratory and Princeton University. This new ...
Nanomaterials
Dec 17, 2009
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Fuel cells, devices that can produce electricity from hydrogen or other fuels without burning them, are considered a promising new way of powering everything from homes and cars to portable devices like cellphones and laptop ...
Nanomaterials
Oct 15, 2009
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