Sunday, December 20, 2020

New class of cobalt-free cathodes could enhance energy density of next-gen lithium-ion batteries

Researchers have developed a new family of cathodes with the potential to replace the costly cobalt-based cathodes typically found in today's lithium-ion batteries that power electric vehicles and consumer electronics.

from Latest Science News -- ScienceDaily https://ift.tt/3mB4b3E
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Forget LASIK: Safer, cheaper vision correction without lasers or incisions

Scientists are developing a possible alternative to LASIK that reshapes the cornea without cutting it or using a laser. The technique uses a...