(Phys.org)—The sun's energy is virtually limitless, but harnessing its electricity with today's single-crystal silicon solar cells is extremely expensive—10 times pricier than coal, according to some estimates. Organic ...
General Physics
Jan 25, 2013
16
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When an embryonic stem cell is in the first stage of its development it has the potential to grow into any type of cell in the body, a state scientists call undifferentiated.
Cell & Microbiology
Jan 3, 2013
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A nanomaterial engineered by researchers at Duke can help regulate chloride levels in nerve cells that contribute to chronic pain, epilepsy, and traumatic brain injury.
Bio & Medicine
Dec 10, 2012
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Microscopic metallic cubes could unleash the enormous potential of metamaterials to absorb light, leading to more efficient and cost-effective large-area absorbers for sensors or solar cells, Duke University researchers have ...
General Physics
Dec 6, 2012
0
1
Scientists have taken inspiration from one of the oldest natural materials to exploit the extraordinary qualities of graphene, a material set to revolutionise fields from computers and batteries to composite materials.
Nanomaterials
Dec 4, 2012
5
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Arthrobotrys oligospora doesn't live a charmed life; it survives on a diet of roundworm. But a discovery by a team led by Mingjun Zhang, an associate professor of biomedical engineering at the University of Tennessee, Knoxville, ...
Bio & Medicine
Dec 4, 2012
0
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(Phys.org)—Researchers using x-rays to study a single-atom-thick layer of carbon, called graphene, have learned new information about its atomic bonding and electronic properties when the material is "doped" with nitrogen ...
Nanophysics
Nov 29, 2012
0
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Tension is the theme running through the new consensus statement issued by the Hinxton Group, an international working group on stem cell research and regulation. Specifically, tension between intellectual property policies ...
Other
Nov 27, 2012
1
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With increasing demands for sustainable energy, being able to cost-efficiently produce biofuels from plant biomass is more important than ever. However, lignin and hemicelluloses present in certain plants mean that they cannot ...
Biotechnology
Nov 26, 2012
1
0
(Phys.org)—In an unprecedented find, a research team including scientists from Pacific Northwest National Laboratory discovered that the three electronic and electrochemical properties having to do with the energy necessary ...
Materials Science
Nov 21, 2012
1
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