Sodium-ion batteries need breakthroughs to compete
Legions of battery engineers and their supporters have sought for years to build batteries cheaper than the dominant lithium-ion technology, hoping to capture some of lithium-ion’s $50 billion-a-year and growing market. The latest darling contender among researchers, startups, and venture capitalists – sodium-ion batteries – has received much attention after COVID-induced mineral supply chain challenges sent lithium prices on a wild ride. Still, achieving a low-cost contender may be several years away for sodium-ion batteries and will require a set of technology advances and favorable ...










