News tagged with nanowires

New solar-cell design based on dots and wires

Using exotic particles called quantum dots as the basis for a photovoltaic cell is not a new idea, but attempts to make such devices have not yet achieved sufficiently high efficiency in converting sunlight ...

Mar 25, 2013
5 / 5 (4) 1 | with audio podcast

3Qs: The 3-D printing of tomorrow

Ahmed Busnaina, the William Lincoln Smith Professor and director of the NSF Nanoscale Science and Engineering Center for High-rate Nanomanufacturing at Northeastern, has developed a method called directed ...

Mar 15, 2013
4.8 / 5 (21) 10 | with audio podcast

A new light source for quantum computers

Researchers have discovered a new way of emitting photons one at a time. They have constructed semiconductor nanowires with "quantum dots" of unprecedented quality - a discovery with implications for the ...

Feb 20, 2013
4.6 / 5 (11) 1 | with audio podcast

Miniaturized sensors hold up under pressure

Applications as diverse as oil-well drilling and robot-driven surgery are driving demand for improved micro-electromechanical system (MEMS) pressure sensors. As they are made smaller, however, simultaneously ...

Jan 02, 2013
4 / 5 (1) 0