(19)

(11)

EP 3 602 657 A1

(12)

(43) Date of publication: 05.02.2020 Bulletin 2020/06 (21) Application number: 18778216.4 (22) Date of filing: 29.03.2018

(51) International Patent Classification (IPC):  H01M 4/36(2006.01) H01M 10/052(2010.01) H01M 10/42(2006.01) H01M 4/46(2006.01) H01M 10/0562(2010.01) (86) International application number: PCT/US2018/025289 (87) International publication number: WO 2018/183771 (04.10.2018 Gazette 2018/40)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 29.03.2017 US 201762478396 P (71) Applicant: University of Maryland, College Park College Park, MD 20742 (US)	(72) Inventors: HU, Liangbing Hyattsville MD 20740 (US) WACHSMAN, Eric, D. Fulton MD 20759 (US) LIU, Boyang Columbia MD 21045 (US) GONG, Yunhui Clarksville MD 21029 (US) FU, Kun College Park MD 20740 (US) (74) Representative: Lusinchi, Laurent Pierre  Ladas & Parry LLP Temple Chambers 3-7 Temple Avenue London EC4Y 0DA Temple Chambers 3-7 Temple Avenue London EC4Y 0DA (GB)