Solar cells convert three-quarters of the energy contained in the Sun's spectrum into electricity – yet the infrared spectrum is entirely lost in standard solar cells. In contrast, black silicon solar cells are specifically ...
Energy & Green Tech
Oct 1, 2012
1
0
(Phys.org)—In spin based electronics the spin of the electron is used as a carrier of information. To meet the need for faster electronics, the speed must be increased as far as possible. Today, Uppsala physicists show ...
General Physics
Sep 6, 2012
0
2
To observe ultrarapid phenomena such as the motion of electrons within matter, researchers need sources capable of producing extremely fast and energetic light radiation. Although devices capable of emitting pulses with attosecond ...
Plasma Physics
Apr 5, 2012
0
0
(AP) -- Britain has added volcanoes and solar storms to floods, flu and terrorism on a list of threats to national security.
Environment
Mar 18, 2012
0
0
(PhysOrg.com) -- Scientists at the Max Planck Institute of Quantum Optics control for the first time the emission of electrons from metal tips with femtosecond lasers alone.
Quantum Physics
Jul 7, 2011
3
0
Farmers who rotate pulse crops with wheat have reduced energy usage and a higher wheat yield than farmers growing wheat exclusively, according to an MSU study.
Environment
May 17, 2011
1
0
Scientists at the Naval Research Laboratory Plasma Physics Division demonstrate significant progress in the efficiency and cost effectiveness of light ions in the fast ignition of fusion targets. Light ions such as lithium ...
Plasma Physics
Apr 26, 2011
0
0
Princeton University engineers have developed a new laser sensing technology that may allow soldiers to detect hidden bombs from a distance and scientists to better measure airborne environmental pollutants and greenhouse ...
General Physics
Jan 28, 2011
6
0
(PhysOrg.com) -- The X-ray Pump Probe instrument at the Linac Coherent Light Source is installed and ready for its first user experiments several weeks ahead of schedule, thanks in part to funds provided by the American Recovery ...
General Physics
Oct 5, 2010
0
0
The National Physical Laboratory (NPL) and the University of Dundee recently assessed the light emitted by a home-use intense-pulsed light (IPL) hair reduction system and confirmed that it is safe. This confirmation is important, ...
General Physics
Mar 1, 2010
1
0
