(PhysOrg.com) -- A team of researchers from North Carolina State University and the U.K. has found that the low rate of energy conversion in all-polymer solar-cell technology is caused by the structure of the solar cells ...
Nanomaterials
Oct 5, 2010
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0
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
To understand the nature of something extremely complex, you often have to study its smallest parts. In trying to decipher the universe, for example, we search for gravitational waves or faint waves of light from the Big ...
Nanophysics
Jun 9, 2017
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332
Nearly a century ago, physicists Max Born and J. Robert Oppenheimer developed an assumption regarding how quantum mechanics plays out in molecules, which are comprised of intricate systems of nuclei and electrons. The Born-Oppenheimer ...
Optics & Photonics
Jul 19, 2023
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781
(Phys.org) —The Energy Department's National Renewable Energy Lab has announced a world record of 31.1% conversion efficiency for a two-junction solar cell under one sun of illumination.
Energy & Green Tech
Jun 25, 2013
4
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Perovskite solar cells are cheaper to make than traditional silicon cells and their electricity conversion efficiency is improving rapidly. To be commercially viable, perovskite cells need to scale up from lab size. Researchers ...
Energy & Green Tech
Oct 5, 2015
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694
(PhysOrg.com) -- McGill researchers have succeeded in finding a new way to manufacture nanotubes, one of the important building blocks of the nanotechnology of the future. Their building material? Biological DNA.
Bio & Medicine
Apr 13, 2009
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0
(PhysOrg.com) -- Demonstration of precision DNA-based nanoassembly method for making light-emitting particle clusters could lead to advances in solar cells, optoelectronics, and biosensors
Nanomaterials
Jul 26, 2010
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0
Plant-based biofuels were initially hailed as the answer to all problems posed by traditional fossil fuels. Supply is unlimited and they are also neutral to emissions harmful to the environment also. But using plants has ...
Energy & Green Tech
Sep 25, 2013
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0
By applying a coating to individual silicon nanowires, researchers at Harvard and Berkeley have significantly improved the materials' efficiency and sensitivity.
Nanophysics
Jul 6, 2011
0
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