Inverted polymer solar cell efficiency sets world record

(Phys.org)—For many years, researchers have strived to reach the goal of 10% efficiency for polymer-based organic photovoltaic (OPV) solar cells, a target widely considered to be the threshold for commercial applications. ...

Nvidia Tegra 3 quad-core chip stokes tablet wars

(PhysOrg.com) -- Nvidia has launched its Tegra 3, the quad-core chip designed for mobile devices. Tech and investor blogs were busy yesterday assessing what this means for upcoming tablets and smartphones as to performance ...

IBM Scientists Effectively Eliminate Wear at the Nanoscale

(PhysOrg.com) -- IBM scientists have demonstrated a promising and practical method that effectively eliminates the mechanical wear in the nanometer-sharp tips used in scanning probe-based techniques. This discovery can potentially ...

Charging portable electronics in 10 minutes

Researchers at the University of California, Riverside Bourns College of Engineering have developed a three-dimensional, silicon-decorated, cone-shaped carbon-nanotube cluster architecture for lithium ion battery anodes that ...

Thin drives -- the next generation of portable memory

Tablets are fast becoming the media device of choice nowadays for work and play, particularly with the advent of iPads and the Samsung Galaxy Tab into the mobile device market. With a volume of 19.5 million of media tablet ...

Researchers create all-electric spintronics

A multidisciplinary team of UC researchers is the first to find an innovative and novel way to control an electron's spin orientation using purely electrical means.

Taking transistors into a new dimension

A new breakthrough could push the limits of the miniaturization of electronic components further than previously thought possible. A team at the Laboratoire d'Analyse et d'Architecture des Systèmes (LAAS) and Institut d'Électronique, ...

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