News tagged with nanowires

Probing the inner secrets of nanowires

(Phys.org) —Semiconductor nanowires (NWs) are vanishingly small: NWs from a recent batch made by scientists in PML's Quantum Electronics and Photonics Division measure about 200 nanometers in diameter (less ...

Dec 13, 2013
5 / 5 (2) 0 | with audio podcast

Tiny lasers light up future electronics

(Phys.org) —Faster, smaller electronics are one step closer with researchers from The Australian National University successfully making the first room temperature lasers from gallium arsenide nanowires.

Nov 18, 2013
4.4 / 5 (13) 0 | with audio podcast

Nanodevices for a 'More than Moore' world

Moore's Law - which holds that the number of transistors on an integrated circuit, and hence its processing power, doubles every 18 months - has been the guiding principal of chip design for almost half a ...

Oct 04, 2013
5 / 5 (6) 1

The ultimate molecular chess match

For the last two decades, it's been said that carbon nanotubes hold the promise to transform a range of fields, from alternative energy to drug delivery. But making that happen has proved difficult, according to Hicham Fenniri, ...

Sep 26, 2013
5 / 5 (1) 0

Domain walls as new information storage medium

While searching for ever smaller devices that can be used as data storage systems and novel sensors, physicists at Johannes Gutenberg University Mainz (JGU) have directly observed magnetization dynamics processes ...

Sep 23, 2013
4.8 / 5 (6) 0 | with audio podcast

Building bridges between nanowires

Place a layer of gold only a few atoms high on a surface bed of germanium, apply heat to it, and wires will form of themselves. Gold-induced wires is what Mocking prefers to call them. Not 'gold wires', as ...

Sep 20, 2013
5 / 5 (1) 0

'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 (7) 1 | with audio podcast