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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. Tahir (2018) “Unbiased Spontaneous Solar Fuel Production using Stable LaFeO 3 Photoelectrode” Scientific Reports volume 8, Article number: 3501 doi: 10.1038/s41598-018-21821-z.

Water 342
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New nanoparticle copper compound cathode could enable low-cost, long-life and high-power potassium-ion batteries for grid storage

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Stationary energy storage systems that can operate for many cycles, at high power, with high round-trip energy efficiency, and at low cost are required. Cost is a greater concern. We decided we needed to develop a new chemistry if we were going to make low-cost batteries and battery electrodes for the power grid.

Low Cost 304
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Stanford team reports new low-cost, non-precious metal catalyst for water splitting with performance close to platinum

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Researchers at Stanford University, with colleagues at Oak Ridge National Laboratory and other institutions, have developed a nickel-based electrocatalyst for low-cost water-splitting for hydrogen production with performance close to that of much more expensive commercial platinum electrocatalysts. Credit: Gong et al.

Low Cost 273
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New aqueous rechargeable lithium battery shows good safety, high reliability, high energy density and low cost; another post Li-ion alternative

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Researchers from Fudan University in China and Technische Universität Chemnitz in Germany have developed an aqueous rechargeable lithium battery (ARLB) using coated Li metal as the anode. Scientific Reports 3, Article number: 1401 doi: 10.1038/srep01401. mol l -1 Li 2 SO 4 aqueous solution as electrolyte. Wang et al. Click to enlarge.

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MIT team outlines path to low-cost solar-to-fuels devices; the artificial leaf

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This article extends the construction of direct solar-to-fuels devices, such as the artificial leaf based on crystalline silicon. Considering recent cost reductions of Si solar cells, this paper offers a path to the construction of low cost solar-to-fuels devices. —Winkler et al.

MIT 218
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New high-activity, low-cost nickel-based catalyst for fuel cells exhibits performance similar to Pt; hydroxide exchange membrane fuel cells

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Researchers at the University of Delaware, with a colleague at the Beijing University of Chemical Technology, have developed a composite catalyst—nickel nanoparticles supported on nitrogen-doped carbon nanotubes—that exhibits hydrogen oxidation activity in alkaline electrolyte similar to platinum-group metals.

Low Cost 150
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UH, Toyota researchers develop new cathode and electrolyte for high-power Mg battery rivaling Li-ion

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The cathode and electrolyte chemistries elucidated here propel the development of magnesium batteries and would accelerate the adoption of this low-cost and safe battery technology. His group recently published a review article in Nature Energy on the roadmap to better multivalent batteries. —Dong et al.

Li-ion 373