Related topics: nanoparticles · nanoscale · nanotechnology · molecules · light

Nano antenna concentrates light: Intensity increases 1,000-fold

(PhysOrg.com) -- Everybody who's ever used a TV, radio or cell phone knows what an antenna does: It captures the aerial signals that make those devices practical. A lab at Rice University has built an antenna that captures ...

Touch of gold improves nanoparticle fuel-cell reactions

Advances in fuel-cell technology have been stymied by the inadequacy of metals studied as catalysts. The drawback to platinum, other than cost, is that it absorbs carbon monoxide in reactions involving fuel cells powered ...

Small optical force can budge nanoscale objects

(PhysOrg.com) -- Engineering researchers have used a very tiny beam of light with as little as 1 milliwatt of power to move a silicon structure up to 12 nanometers.

Optical nanoscope images quantum dots

Physicists have developed a technique based on optical microscopy that can be used to create images of atoms on the nanoscale. In particular, the new method allows the imaging of quantum dots in a semiconductor chip. Together ...

Growing Europe's nanowires

(PhysOrg.com) -- European researchers have developed state-of-the-art nanowire 'growing' technology, opening the way for faster, smaller microchips and creating a promising new avenue of research and industrial development ...

Traces of DNA exposed by twisted light

Structures that put a spin on light reveal tiny amounts of DNA with 50 times better sensitivity than the best current methods, a collaboration between the University of Michigan and Jiangnan University in China has shown.

Electric charge disorder: A key to biological order?

Theoretical physicist Ali Naji from the IPM in Tehran and the University of Cambridge, UK, and his colleagues have shown how small random patches of disordered, frozen electric charges can make a difference when they are ...

Elpida develops next-generation mobile DRAM product

Elpida Memory, the third largest Dynamic Random Access Memory (DRAM) manufacturer in the world, today announced that it had developed the industry's first 4-gigabit next-generation mobile memory chips for smart phones, tablet ...

IBM to ship z196 - world's fastest microprocessor

IBM has recently announced details of the world's fastest computer chip -- the microprocessor in a new version of the IBM mainframe that begins shipping to customers on Sept. 10.

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