Surface-enhanced Raman spectroscopy (SERS) is a highly sensitive and versatile analytical tool that is widely used in biosensing applications. In conventional Raman spectroscopy, molecules are detected by their characteristic ...
Analytical Chemistry
Apr 14, 2011
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(PhysOrg.com) -- In an interesting feat of nanoscale engineering, researchers at Lund University in Sweden and the University of New South Wales have made the first nanowire transistor featuring a concentric metal 'wrap-gate' ...
Nanophysics
Apr 7, 2011
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Controlling the physical properties of the surfaces of materials, such as metals, is critical for industrial applications ranging non-stick frying pans to the fuselage of aircraft.
Condensed Matter
Mar 25, 2011
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(PhysOrg.com) -- Silicon substrate LED's are cool, but you won't find them in your TV, or in the headlights of your car. They simply do not throw off enough light to be used in commercial applications. Or, at least they did ...
(PhysOrg.com) -- Researchers at North Carolina State University have developed a cheap and easy method for assembling nanowires, controlling their alignment and density. The researchers hope the findings will foster additional ...
Nanophysics
Feb 28, 2011
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(PhysOrg.com) -- Electronics researchers love graphene. A two-dimensional sheet of carbon one atom thick, graphene is like a superhighway for electrons, which rocket through the material with 100 times the mobility they have ...
Condensed Matter
Jan 19, 2011
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French researchers have succeeded in creating a conductive layer on the surface of strontium titanate (SrTiO3), a transparent insulating material considered to be very promising for the development of future microelectronics ...
Nanomaterials
Jan 18, 2011
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Researchers at North Carolina State University have created the first coils of silicon nanowire on a substrate that can be stretched to more than double their original length, moving us closer to incorporating stretchable ...
Nanophysics
Jan 11, 2011
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To demonstrate how a new fabrication technique can print solar cells on extremely thin, flexible materials, researchers from MIT have patterned solar cells onto ordinary toilet paper. While toilet paper may be an unlikely ...
Mussels are true masters of adhesion. Whether on the wood of a pier, the metal of a ship’s hull, rocks, or to their own kind, they stick to everything. Researchers led by Philip B. Messersmith at Northwestern University ...
Materials Science
Dec 24, 2010
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