Selenium sulfide composite cathodes could boost Li-ion battery density


Normalized XANES spectra of Li/Se cell during cycling. Black line is the battery voltage profile.

New composite materials based on selenium (Se) sulfides that act as the positive electrode in a rechargeable lithium-ion (Li-ion) battery could boost the range of electric vehicles by up to five times, according to groundbreaking research carried out at the U.S. Department of Energy’s Advanced Photon Source at Argonne National Laboratory. Read more.

Posted December 10, 2013