Perovskite solar cells first appeared in 2009 with an efficiency of just 3.8%. With the outstanding photovoltaic properties, perovskite solar cell has become a subject of vigorous research for sustainable power generation, ...
Energy & Green Tech
Apr 12, 2016
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81
Researchers at MANA have developed a single-seed silicon cast method. Compared with conventional casting, the new method enables dramatic improvements in the crystalline quality of the silicon that are expected to improve ...
Condensed Matter
Feb 4, 2016
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16
A joint research team in Japan has developed a "single-seed cast method," a new casting method making it possible to grow high-quality mono silicon at low cost. New casting method may facilitate the return of a market-competitive ...
Condensed Matter
Jan 14, 2016
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17
High-quality (high-Q) whispering-gallery-mode (WGM) microresonators can efficiently confine light in a very small volume via total internal reflection, leading to dramatically enhanced interaction of light with matter. The ...
Optics & Photonics
Nov 5, 2015
0
28
A NIMS research team led by Liyuan Han, director of the Photovoltaic Materials Unit, has developed the world's first method to fabricate high-quality perovskite materials capable of utilizing long-wavelength sunlight of 800 ...
Materials Science
Nov 2, 2015
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15
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
CIGS (copper-indium-gallium-selenide) solar cells are compound thin-film solar cells and the most established alternative to silicon solar cells. Solar conversion efficiencies of over 20% have recently been achieved in CIGS ...
Energy & Green Tech
Sep 28, 2015
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37
University of Maryland Department of Electrical and Computer Engineering Assistant Professor Jeremy Munday and graduate students Yunlu Xu and Tao Gong have designed a new type of nanoscale solar cell that they predict could ...
Energy & Green Tech
Sep 9, 2015
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135
A team of researchers at the U.S. Department of Energy (DOE)'s Lawrence Berkeley National Laboratory developing a bioinorganic hybrid approach to artificial photosynthesis have achieved another milestone. Having generated ...
Materials Science
Aug 25, 2015
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2774
An HZB team headed by Prof. Silke Christiansen has made a surprising discovery about hybrid organic/inorganic solar cells. Contrary to expectations, a diode composed of the conductive organic PEDOT:PSS and an n-type silicon ...
General Physics
Aug 17, 2015
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16
