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Japan team evaluates battery-assisted low-cost hydrogen production from solar energy

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Researchers from Japan’s NIMS (National Institute for Materials Science), the University of Tokyo and Hiroshima University have jointly conducted a techno-economic analysis for hydrogen production from photovoltaic power generation (PV) utilizing a battery-assisted electrolyzer. Credit: NIMS. 2018.11.119 ).

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Rice U team creates low-cost, high-efficiency integrated device for solar-driven water splitting; solar leaf

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Rice University researchers have created an efficient, low-cost device that splits water to produce hydrogen fuel. The platform developed by the Brown School of Engineering lab of Rice materials scientist Jun Lou integrates catalytic electrodes and perovskite solar cells that, when triggered by sunlight, produce electricity.

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EPFL team develops low-cost water splitting cell with solar-to-hydrogen efficiency of 12.3%

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Michael Grätzel at EPFL (Ecole Polytechnique Fédérale de Lausanne) in Switzerland has developed a highly efficient and low-cost water-splitting cell combining an advanced perovskite tandem solar cell and a bi-functional Earth-abundant catalyst. Their paper is published in the journal Science. V and up to 1.5

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Exeter team develops low-cost photoelectrode for spontaneous water-splitting using sunlight

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Researchers at the University of Exeter (UK) have developed a novel p-type LaFeO 3 photoelectrode using an inexpensive and scalable spray pyrolysis method. A promising way of storing solar energy is via chemical fuels, in particular hydrogen as it is considered as a future energy carrier. —Pawar and Tahir. Govinder S.

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University of Houston team demonstrates new efficient solar water-splitting catalyst for hydrogen production

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Researchers from the University of Houston (UH) have developed a cobalt(II) oxide (CoO) nanocrystalline catalyst that can carry out overall water splitting with a solar-to-hydrogen efficiency of around 5%. Different sources of light were used, ranging from a laser to white light simulating the solar spectrum.

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ARPA-E awarding $30M to 12 hybrid solar projects; conversion and storage

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Under the FOCUS program, projects will develop advanced solar converters that turn sunlight into electricity for immediate use, while also producing heat that can be stored at low cost for later use as well as innovative storage systems that accept both heat and electricity from variable solar sources. Cogenra Solar, Inc.

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Bio-inspired molybdenum sulfide catalyst offers low-cost and efficient photo-electrochemical water splitting to produce hydrogen

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Damsgaard, Thomas Pedersen and Ole Hansen, Technical University of Denmark. The incomplete cubane-like clusters (Mo 3 S 4 ) efficiently catalyze the evolution of hydrogen when coupled to a p-type Si semiconductor that harvests red photons in the solar spectrum. Image courtesy of Christian D. Click to enlarge.

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