None of the solar cells produced to date shows external photocurrent quantum efficiencies greater than 100 percent from any portion of the solar spectral irradiance band.
On November 1, the smallish but very progressive college town of Boulder, Colorado passed two interrelated, historic ballot measures that aim to discontinue service with Xcel Energy Inc.
Since January of 2007, Cogentrix Solar Services LLC, a subsidiary of Goldman Sachs, has been sitting on a series of exclusive solar applications for Nevada land which together involve as much land as all other solar applications in that state combi
Colorado doesn’t want to take a page from the book on solar permitting fees, it wants to write one.
On June 29, 2009, a joint announcement by the U.S. Department of Energy, or DOE, and the U.S.