APPLICATIONS OF TECHNOLOGY: Photovoltaic cells Photodetectors Consumer electronics ADVANTAGES Straightforward and efficient process Wide range of possible substrates ABSTRACT: Researchers at Berkeley Lab have developed a technology for the direct growth of 3D micro / nanostructures with the capacity to reduce light reflection while enhancing absorption … [Read more...] about Black Ge-based On Crystalline Amorphous Core / Shell Nanoneedle Arrays IB-2829
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Nanostructured Water Oxidation Catalysts IB-2832
APPLICATIONS OF TECHNOLOGY: Artificial photosynthetic system ADVANTAGES: High reaction rate keeps up with photon flux at high solar intensity Stable Uses abundant, inexpensive elements Conducive to scalable manufacturing ABSTRACT: Heinz Frei and Feng Jiao of Berkeley Lab have developed a visible light driven catalytic system for oxidizing water. … [Read more...] about Nanostructured Water Oxidation Catalysts IB-2832
Holey Silicon as an Efficient Thermoelectric Material JIB-2854
ABSTRACT: Peidong Yang and his colleagues at Berkeley Lab have created a new type of nanostructure with enhanced thermoelectric performance: thin single-crystalline silicon membranes that have been decorated with a high density of nanoscopic holes. These "holey silicon" (HS) nanostructures exhibit good mechanical strength and reproducibly low thermal conductivity while … [Read more...] about Holey Silicon as an Efficient Thermoelectric Material JIB-2854
Water Based Process for Fabricating Thermoelectric Materials IB-2859
APPLICATIONS OF TECHNOLOGY: Solid state cooling of integrated circuits Electronically cooled fabrics Power generation from waste heat ADVANTAGES: Scalable fabrication process Reduced production cost Improved thermoelectric efficiency ABSTRACT: Berkeley Lab scientists Rachel Segalman, Jeffrey Urban and Kevin See have invented a water based process … [Read more...] about Water Based Process for Fabricating Thermoelectric Materials IB-2859
Metal-Oxo Catalysts for Generating Hydrogen from Water JIB-2724
APPLICATIONS OF TECHNOLOGY: Sustainable energy/power source Refinement of metal ores Production of chemicals (e.g., hydrochloric acid, ammonia, unsaturated fats and oils) ADVANTAGES: Low cost Energy efficient Clean and sustainable alternative to fossil fuels Can be used with sea water and other abundant, untreated water … [Read more...] about Metal-Oxo Catalysts for Generating Hydrogen from Water JIB-2724