title: Co(1-x)S-graphene hybrid: a high-performance metal chalcogenide electrocatalyst for oxygen reduction.
authors.affiliation: Department of Chemistry, Stanford University, Stanford, CA 94305, USA.
authors.forename: Hailiang
authors.initials: H
authors.lastname: Wang
authors.forename: Yongye
authors.initials: Y
authors.lastname: Liang
authors.forename: Yanguang
authors.initials: Y
authors.lastname: Li
authors.forename: Hongjie
authors.initials: H
authors.lastname: Dai