News tagged with solar spectrum

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New inexpensive solar cell design

One of the most promising technologies for making inexpensive but reasonably efficient solar photovoltaic cells just got much cheaper. Scientists at the University of Toronto in Canada have shown that inexpensive nickel can ...

Aug 03, 2010
4.8 / 5 (15) 0 | with audio podcast

New alloys key to efficient energy and lighting

A recent advance by Arizona State University researchers in developing nanowires could lead to more efficient photovoltaic cells for generating energy from sunlight, and to better light-emitting diodes (LEDs) that could replace ...

Mar 22, 2010
4 / 5 (6) 0 | with audio podcast

3D Sun for the iPhone

Imagine holding the entire sun in the palm of your hand. Now you can. A new iPhone app developed by NASA-supported programmers delivers a live global view of the sun directly to your cell phone. Users can ...

Feb 17, 2010
4.3 / 5 (6) 0

VLT captures first direct spectrum of an exoplanet

(PhysOrg.com) -- By studying a triple planetary system that resembles a scaled-up version of our own Sun’s family of planets, astronomers have been able to obtain the first direct spectrum -- the “chemical ...

Jan 13, 2010
5 / 5 (9) 5 | with audio podcast

Highlight: Solar - Bridging the gap

(PhysOrg.com) -- Titanium dioxide, the same inexpensive white pigment that protects us from sunburns, can be converted into a material that absorbs sunlight and could greatly increase the efficiency of solar energy cells.

Dec 10, 2009
2 / 5 (2) 0