News tagged with cell structure
Rational design can improve hydrogen fuel cell efficiency
(PhysOrg.com) -- Hydrogen fuel cells, in which the chemical energy of hydrogen is converted into electricity, offer the potential for a wide variety of applications, especially in transportation and power ...
Feb 29, 2012 |
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'Tunable' metal nanostructures for fuel cells, batteries and solar energy
(PhysOrg.com) -- For catalysts in fuel cells and electrodes in batteries, engineers would like to manufacture metal films that are porous, to make more surface area available for chemical reactions, and highly ...
Nanotechnology / Nanomaterials
Apr 03, 2012 |
4.9 / 5 (8) |
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Tandem polymer solar cells that set record for energy-conversion
(PhysOrg.com) -- In the effort to convert sunlight into electricity, photovoltaic solar cells that use conductive organic polymers for light absorption and conversion have shown great potential. Organic polymers ...
Feb 13, 2012 |
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An electronic bucket brigade could boost solar cell voltages
If solar cells could generate higher voltages when sunlight falls on them, they'd produce more electrical power more efficiently. For over half a century scientists have known that ferroelectrics, materials ...
Sep 15, 2011 |
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New 3-D photonic crystal has both electronic, optical properties
In an advance that could open new avenues for solar cells, lasers, metamaterials and more, researchers at the University of Illinois have demonstrated the first optoelectronically active 3-D photonic crystal.
Jul 24, 2011 |
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Under pressure, sodium and hydrogen could undergo a metamorphosis, emerging as a superconductor
(PhysOrg.com) -- In the search for superconductors, finding ways to compress hydrogen into a metal has been a point of focus ever since scientists predicted many years ago that electricity would flow, uninhibited, through ...
Jun 13, 2011 |
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Using microbes to generate electricity
Using bacteria to generate energy is a signifiant step closer following a breakthrough discovery by scientists at the University of East Anglia.
May 23, 2011 |
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Origami: Not just for paper anymore
While the primary job of DNA in cells is to carry genetic information from one generation to the next, some scientists also see the highly stable and programmable molecule as an ideal building material for ...
Nanotechnology / Nanomaterials
Apr 27, 2011 |
4.6 / 5 (5) |
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Common 'chaperone' protein found to work in surprising way
In the constantly morphing field of protein structure, scientists at The Scripps Research Institute offer yet another surprise: a common "chaperone" protein in cells thought to help other proteins fold has been shown instead ...
Apr 03, 2011 |
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Platinum-coated nanoparticles could lead to better fuel cells
(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 ...
Nanotechnology / Nanomaterials
Dec 09, 2010 |
4 / 5 (7) |
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Cell survival protein discovery rewrites immune system story
A discovery by Walter and Eliza Hall Institute researchers in Melbourne, Australia, reported in today's edition of Science, is set to rewrite a long-held belief about how the body's immune system establishes its me ...
Medicine & Health / Medical research
Oct 07, 2010 |
4.7 / 5 (10) |
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Graphene 2.0: A new approach to making a unique material
Since its discovery, graphene -- an unusual and versatile substance composed of a single-layer crystal lattice of carbon atoms—has caused much excitement in the scientific community. Now, Nongjian(NJ) Tao, ...
Nanotechnology / Nanomaterials
Jul 01, 2010 |
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Binge drinking adolescent monkeys' brains seriously damaged by alcohol
(PhysOrg.com) -- Binge drinking is increasing in adolescents, and new research has shown long-lasting damage to an important area in the brains of adolescent monkeys after binge alcohol consumption, and suggests binge drinking ...
Medicine & Health / Neuroscience
Jun 02, 2010 |
5 / 5 (7) |
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Did Phosphorus Trigger Complex Evolution -- and Blue Skies?
(PhysOrg.com) -- The evolution of complex life forms may have gotten a jump start billions of years ago, when geologic events operating over millions of years caused large quantities of phosphorus to wash ...
Space & Earth / Earth Sciences
May 10, 2010 |
4.8 / 5 (15) |
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Computing, Sudoku-style
When Alexey Radul began graduate work at MIT's Computer Science and Artificial Intelligence Lab in 2003, he was interested in natural-language processing -- designing software that could understand ordinary ...
Technology / Computer Sciences
Apr 28, 2010 |
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