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Saturday, November 23, 2024

How to make lithium-ion batteries invincible | Electronics360 - Electronics360

Last updated Wednesday, September 1, 2021 05:08 ET , Source: NewsService

As time passes, our modern world is becoming more and more dependent on battery power and storage. This new electrified world is expected to consume up to and above 10 terawatt hours (TWh) of battery use annually by 2030. In 2021, we use about 0.5 TWh. Due to these projections, there is concern about whether the raw materials are available to satisfy this demand. Batteries made from lithium-ion (Li-ion) technology have been the main technology in recent times (and will be for the future), and include nickel and cobalt, supplies of which are suffering from extreme limitations worldwide.

Scientists at U.S. Berkeley National Laboratory have made progress in creating battery cathodes that use a new material providing similar if not more energy than regular Li-ion batteries. The main difference with this new type of battery is that it can be manufactured with abundant and inexpensive materials. Disordered rocksalts with excess lithium (also known as DRX), is the new class of materials recently synthesized, which also enable construction of cathodes without cobalt or nickel.

This reduces the reliance on critical minerals going forward, and also minimizes the risk of supply-chain issues. With the integration and eventual take over of DRX materials, it gives lithium batteries a new platform as the main type of sustainable battery to be used for many years to come.

What is a cathode composed of?

A battery is made-up of two electrodes, and a cathode is one of them. The cathode also...



Read Full Story: https://electronics360.globalspec.com/article/17107/how-to-make-lithium-ion-batteries-invincible

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