Swiss researchers developed a more efficient solid electrolyte and defined the ideal pressure to be applied to sodium batteries for them to operate efficiently.
Chinese companies continue to aggressively try securing steady supply of lithium, a key ingredient in the making of batteries that power electric cars.
Mining services provider Mineral Resources Ltd on Tuesday said it was looking to sell a minority stake in its Wodgina Lithium mine in the west of Australia.
Lack of new projects, investment deficit and increasing political risk will hit supply of cobalt, lithium, copper and nickel, key metals for making the batteries that power electric cars.
Australian lithium producer Galaxy Resources said it was evaluating “strategic options” for its project in Argentina, which remains in the feasibility stage.