Energy & Green Tech

Researchers develop a cobalt-free cathode for lithium-ion batteries

Researchers at the University of California, Irvine and four national laboratories have devised a way to make lithium-ion battery cathodes without using cobalt, a mineral plagued by price volatility and geopolitical complications.

Automotive

Volkswagen and Mercedes sign EV battery accords with Canada

Canada announced Tuesday tentative deals with Volkswagen and Mercedes-Benz that would see the two European automakers tap into burgeoning North American supply chains as they seek to challenge Tesla in the electric vehicle ...

Energy & Green Tech

New membrane improves reversibility of zinc-air batteries

The long-standing challenges to the practical implementation of rechargeable zinc-air batteries (ZABs) are the electrochemical irreversibility of the Zn anode and degradation of the air cathodes in alkaline electrolyte, which ...

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