News tagged with quantum efficiency

Electricity generating nano-wizards

Just as alchemists always dreamed of turning common metal into gold, their 19th century physicist counterparts dreamed of efficiently turning heat into electricity, a field called thermoelectrics. Such scientists had long ...

dateMay 18, 2015 in Nanophysics
shares20 comments 0

Single-atom transistor is 'perfect'

In a remarkable feat of micro-engineering, UNSW physicists have created a working transistor consisting of a single atom placed precisely in a silicon crystal.

dateFeb 19, 2012 in Nanophysics
shares0 comments 24

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 ...

dateMar 25, 2013 in Nanophysics
shares0 comments 1