News tagged with energy efficiency

Watching solar cells grow

(Phys.org) —For the first time, a team of researchers at the HZB led by Dr. Roland Mainz and Dr. Christian Kaufmann has managed to observe growth of high-efficiency chalcopyrite thin film solar cells in ...

Jun 27, 2013
4.4 / 5 (5) 1 | with audio podcast

Lighting the way to the future

The highly inefficient incandescent light bulb is now a thing of the past, banned from European supermarket shelves in favour of more efficient lighting. The ban is part of the EU's strategy to reduce overall ...

Sep 03, 2013
4.2 / 5 (5) 2

EU on track for climate targets

The European Union is on track to meet its 2020 targets for reducing carbon emissions and switching to cleaner energy sources, its environmental watchdog said on Wednesday.

Oct 09, 2013
4.2 / 5 (5) 0

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