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A New Energy-Efficient Hydrogel Pulls Water From Air

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The University of Texas at Austin Many of the materials used to pull humidity from air come with one particular con: If the substance absorbs water easily, it also requires a significant amount of energy to release that water later. The material is a hydrogel, a polymer network that naturally retains a lot of water.

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MIT researchers modify soil bacterium for biosynthesis of isobutanol using carbon

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Researchers at MIT have modified the soil bacterium Ralstonia eutropha to produce isobutanol and 3-methyl-1-butanol (branched-chain higher alcohols). The work is funded by the US Department of Energy’s Advanced Research Projects Agency – Energy (ARPA-E). Earlier post.) Earlier post.)

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National University of Singapore researchers devise membrane-based supercapacitors; possible new route to high-performance supercapacitive energy storage

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(a) Chemical structure of the PEDT:PSSH polymer blend. (b) When sandwiched between and charged by two metal plates, the membrane can store charge at 0.2 They reported on their work in a paper published earlier this summer in the Journal of Polymer Science Part B. The polymer membrane includes PSSH (poly(styrene sulfonic acid)).

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24M and partners awarded $3.5M from ARPA-E to develop ultra-high-energy density batteries with new lithium-metal anodes

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As part of its new IONICS (Integration and Optimization of Novel Ion Conducting Solids) program awards ( earlier post ), the US Department of Energy’s Advanced Research Projects Agency-Energy (ARPA-E) awarded $3.5 The semi-solid thick electrode is a material science innovation originating in Dr. Yet-Ming Chiang’s lab at MIT. (Dr.

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Novel Li-metal electrode design could lead to more powerful solid-state batteries

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Researchers at MIT and their colleagues are proposing a new design for electrodes that, based on the long-sought goal of using pure lithium metal as the anode, could lead to longer-lived batteries with higher energy densities. Nat Energy 4, 1049–1058 doi: 10.1038/s41560-019-0508-x.

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MIT team devises approaches for practical carbon-nanotube-coated carbon fiber; stronger, more electrically conductive

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MIT scientists demonstrated two approaches for growing CNTs on carbon fiber without degrading the fiber strength. Researchers at MIT have demonstrated two approaches for producing carbon fibers coated in carbon nanotubes without degrading the underlying fiber’s strength. Credit: ACS, Steiner et al. Click to enlarge.

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MIT and Moscow State collaborating on advanced batteries, metal-air batteries and reversible fuel/electrolysis cells

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Researchers at the Skoltech Center for Electrochemical Energy Storage (CEES), a partnership between the MIT Materials Processing Center and Lomonosov Moscow State University, are focusing on the development of higher capacity batteries. Chiang, MIT colleague W. Advanced Li-ion and multivalent ion batteries.

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