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U Mich team develops 1,000-cycle lithium-sulfur battery

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A University of Michigan team has shown that a network of aramid nanofibers, recycled from Kevlar, can enable lithium-sulfur batteries to overcome their Achilles heel of cycle life, delivering an estimated 1,000 real-world cycles. Credit: Ahmet Emre, Kotov Lab, University of Michigan.

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Graphene oxide aerogel helps lithium-sulfur batteries reach new potential

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Researchers at Chalmers University of Technology, Sweden, have developed a free-standing reduced graphene oxide (r-GO) aerogel for use as a supporting electrode for the electrochemical redox reaction of sulfur in a catholyte-based lithium-sulfur battery. An illustration of the Chalmers design for a lithium sulfur battery.

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€7.9M Lithium Sulfur for Safe Road Electrification project launches in Europe in January

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million), 43-month Lithium Sulfur for Safe Road Electrification (LISA) project will launch 1 January 2019 in Europe. The overall goal is to design and manufacture a lithium-sulfur technology that will enable safe electrification of EV applications. million (US$8.9-million),

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Cornell spin-off lithium-sulfur battery company NOHMs to locate in Lexington, KY

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Kentucky Governor Steve Beshear announced that start-up lithium-sulfur battery company NOHMs (Nano Organic Hybrid Materials) Technologies Inc. has selected to locate its research, manufacturing and product development facility for military, cell phone and electric vehicle lithium-ion batteries in Lexington.

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MIT: hybrid cathodes could boost energy capacity of lithium-sulfur batteries

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Design strategy for jointly high gravimetric–volumetric energy density. Anion-redox lithiumsulfur (Li–S) is one of the most promising conversion battery chemistries with high theoretical cathode energy density of 2,600 Wh kg -1 based on the weight of Li 2 S, S 8 + 16 e? 1 and a volumetric energy density of 581?Wh?l

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University of Michigan uses recycled Kevlar fiber to solve lithium-sulfur battery life cycle issues

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The University of Michigan Chemical Sciences and Engineering team, led by Professor Nicholas Kotov, has developed a “new biologically inspired battery membrane” with recycled Kevlar fibers that could quintuple electric vehicle ranges and have a lifespan of 1,000 cycles. ” Credit: University of Michigan.

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Rice University team develops new nanocomposite material for Li-sulfur battery cathode with high cycling stability

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Researchers at Rice University led by Dr. James Tour have developed a hierarchical nanocomposite material of graphene nanoribbons combined with polyaniline and sulfur (Sulfur-PANI-GNRs, SPG) using an inexpensive, simple method. The PANI- GNR composite was prepared by the in situ polymerization of aniline in the presence of GNRs.