Solar-powered electricity prices could soon approach those of power from coal or natural gas thanks to collaborative research with solar start-up Ampulse Corporation at the U.S. Department of Energy's (DOE) National Renewable ...
Energy & Green Tech
Mar 6, 2012
2
0
Photovoltaic systems coupled with lead-acid batteries do not ensure electrical self-sufficiency for a residence at a reasonable cost. This is th conclusion of a study from the Université libre de Bruxelles: simulations reveal ...
Energy & Green Tech
Sep 12, 2016
0
28
Why are efficient and affordable solar cells so highly coveted? Volume. The amount of solar energy lighting up Earth's land mass every year is nearly 3,000 times the total amount of annual human energy use. But to compete ...
Nanomaterials
Jan 7, 2013
3
0
Generating power from the sun isn't the problem. The technology has been there for decades. Storing that power efficiently, however, has been a challenge.
Energy & Green Tech
May 23, 2018
0
50
About 40 percent of the solar energy reaching Earth’s surface lies in the near-infrared region of the spectrum — energy that conventional silicon-based solar cells are unable to harness. But a new kind of all-carbon ...
Nanomaterials
Jun 21, 2012
2
0
Physicists developed a way to determine the electronic properties of thin gold films after they interact with light. Nature Communications published the new method, which adds to the understanding of the fundamental laws ...
Optics & Photonics
Jun 5, 2018
1
217
The growing popularity of solar photovoltaic (PV) systems across the United States has made it more important to maximize their power input. That's why UC San Diego environmental engineering professor Jan Kleissl is working ...
Energy & Green Tech
Jan 11, 2011
10
0
(PhysOrg.com) -- The eyes of moths, which allow them to see well at night, are also covered with a water-repellent, antireflective coating that makes their eyes among the least reflective surfaces in nature and helps them ...
Optics & Photonics
Jan 20, 2011
3
0
Last year, California set the nation's most ambitious energy goal—deriving 100 percent of its electrical power from renewable sources by 2045. Many other states have since joined with similar goals, including New York, ...
Energy & Green Tech
May 31, 2019
1
24
(PhysOrg.com) -- Visitors to this year’s UK Royal Society Summer Exhibition will have a chance to discover how scientists from the University of Cambridge are studying ways to harness algae as a renewable energy source.
Biochemistry
Jun 25, 2010
0
0
