Technology



Is zinc the missing link for energy storage?

BY RICHARD HEAP: When I started writing for ESR in September, I didn’t realise how vital the periodic table would be in my life. But I’ve done lithium, I’ve done vanadium, and now it’s the…





What do corporate PPA deals mean for storage?

BY RICHARD HEAP: US healthcare giant Kaiser Permanente pledged last week to go carbon neutral. Not much to get excited about there, right? Yes, it’s good when a company that runs 39 hospitals commits to renewables,…