Salt the key ingredient for cheaper, more efficient rechargeable batteries

Salt the key ingredient for cheaper, more efficient rechargeable batteries

Since lithium-ion batteries appeared on the market in 1991 they’ve revolutionised mobile computing, telecommunications and, increasingly, the delivery of electricity at grid scale. However, we still have a long way to go to create the perfect battery that, among other things, would be cheap, efficient, quick to charge and discharge, capable of storing a lot […]