News tagged with imperfections

'Cleaning' boosts solar cell efficiency

Energy losses in nanowire solar cell can be significantly reduced by 'cleaning' the surface of the cells with a special etching method. This has been shown by researchers at Eindhoven University of Technology ...

Sep 13, 2013
4.9 / 5 (8) 1 | with audio podcast

Sharper images for extreme LCLS experiments

(Phys.org) —An imaging technique conceived 50 years ago has been successfully demonstrated at SLAC's Linac Coherent Light Source, where it is expected to improve results in a range of experiments, including ...

Apr 17, 2013
4 / 5 (4) 0 | with audio podcast

Perfect nanotubes shine brightest

A painstaking study by Rice University has brought a wealth of new information about single-walled carbon nanotubes through analysis of their fluorescence.

Jan 31, 2012
4.6 / 5 (5) 0 | with audio podcast

Bringing telescope tech to X-ray lasers

(Phys.org) -- Technology that helps ground-based telescopes cut through the haze of Earth's atmosphere to get a clearer view of the heavens may also be used to collect better data at cutting-edge X-ray lasers ...

Jul 11, 2012
3.8 / 5 (4) 0 | with audio podcast

Making quantum cryptography truly secure

Quantum key distribution (QKD) is an advanced tool for secure computer-based interactions, providing confidential communication between two remote parties by enabling them to construct a shared secret key ...

Jun 14, 2011
5 / 5 (1) 1 | with audio podcast