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JAIST team investigates how self-repairing polymer can improve durability of silicon anodes

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Although silicon anodes could greatly boost the capacity of Li-ion batteries, their performance rapidly degrades with use. With its self-healing properties, the PBS coating offers a much more stable performance in terms of capacity compared to a bare anode or one coated with PVDF, a polymer commercially used in lithium-ion batteries.

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WPI-led team develops dry-print process to make better, cheaper electrodes for Li-ion batteries

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A team led by Worcester Polytechnic Institute (WPI) researcher Yan Wang has developed a solvent-free process to manufacture lithium-ion battery electrodes that are greener, cheaper, and charge faster than electrodes currently on the market.

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Prieto Battery says third-party testing marks milestone for commercialization of safer 3D Li-ion anode

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Prieto Battery , a 3D Li-ion battery technology company ( earlier post ), announced the results of its first third-party validation testing from Energy Assurance, LLC. Prieto Battery is betting on demand for a safer Li-ion chemistry. All of Prieto’s batteries had 100% success rate with zero failures. Prieto Battery Inc.

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Researchers develop shape-memorized current collector to brake battery thermal runaway

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Unlike traditional current collectors made of commercial copper foils, SMCC is made of a micropatterned shape memory micron-sized film with copper deposition. F, a microscopic, 3D pattern programmed into the polymer appeared, breaking apart the copper layer and stopping the flow of electrons. At around 197 ?F, 2c03645.

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SK Innovation to invest $354M to build Li-ion battery separator plant in China

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million) to build a Li-ion battery separator plant in China. The plant is set to start commercial production in the third quarter of 2020 with an annual capacity of 340 million square meters of polymer lithium-ion battery separator (LiBS) and 130 million square meters of ceramic-coated separator (CCS), SK Innovation said.

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Titan Advanced Energy Solutions receives ~1.1M Phase II SBIR award to develop production-ready ultrasound system to identify dangerous Li-ion batteries

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million in Phase II SBIR funding from the US DOE ( earlier post ) to develop an early warning system that detects hazardous conditions in lithium-ion batteries. Lithium-ion batteries are critical to energy storage for renewable energy and electric vehicles but there are concerns about their safety. State of Health (SoH).

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Testing shows Talga graphene silicon boosts capacity of Li-ion battery anode; Safevolt project

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Australian advanced materials technology company Talga Resources Ltd announced positive initial test results from the development of its graphene silicon lithium-ion anode in the UK. The Safevolt project is an enabler for industry wanting higher Li-ion battery capacity above the level of standard graphite (exceeding maximum 372 mAh/g).

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