title: Highly Emissive Hexanuclear Rhenium(III) Clusters Containing the Cubic Cores [Re(6)S(8)](2+) and [Re(6)Se(8)](2+).
authors.affiliation: Department of Chemistry and Chemical Biology, Harvard University, Cambridge, Massachusetts 02138, and Department of Chemistry, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139.
authors.forename: Thomas G.
authors.initials: TG
authors.lastname: Gray
authors.forename: Christina M.
authors.initials: CM
authors.lastname: Rudzinski
authors.forename: Daniel G.
authors.initials: DG
authors.lastname: Nocera
authors.forename: R. H.
authors.initials: RH
authors.lastname: Holm