Plasmon-Induced Optical Anisotropy in Hybrid Graphene-Metal Nanoparticle Systems - Gilbertson,AM; Francescato,Y; Roschuk,T; Shautsova,V; Chen,Y; Sidiropoulos,TPH; Hong,M; Giannini,V; Maier,SA; Cohen,LF; Oulton,RF (NANO LETTERS, 2015)