News tagged with metal oxides

Metal oxides hold the key to cheap, green energy

Harnessing the energy of sunlight can be as simple as tuning the optical and electronic properties of metal oxides at the atomic level by making an artificial crystal or super-lattice 'sandwich' says a Binghamton ...

Apr 19, 2012
4.9 / 5 (11) 0 | with audio podcast

3-D, after-the-fact focus image sensors invented

(PhysOrg.com) -- At the heart of digital photography is a chip called an image sensor that captures a map of the intensity of the light as it comes through the lens and converts it to an electronic signal.

Apr 03, 2012
3.8 / 5 (4) 0 | with audio podcast

HELIOS makes silicon breakthrough

Researchers in Europe have succeeded in presenting an integrated tuneable transmitter on silicon - the first time this has ever happened. This results are an outcome of the HELIOS ('Photonics electronics functional ...

Mar 30, 2012
4.9 / 5 (10) 0

EU agency: air pollution costs exceed $134 billion

(AP) -- Air pollution isn't just harmful - it's expensive, resulting in health care and environmental costs of more than euro100 billion ($130 billion) in 2009, the European Union's environment agency said Thursday.

Nov 24, 2011
5 / 5 (3) 11

Engineers solve energy puzzle

University of Toronto materials science and engineering (MSE) researchers have demonstrated for the first time the key mechanism behind how energy levels align in a critical group of advanced materials. This discovery is ...

Nov 06, 2011
4.2 / 5 (11) 3 | with audio podcast