title: Three-dimensionally isotropic negative refractive index materials from block copolymer self-assembled chiral gyroid networks.
authors: Department of Material Science and Engineering, Cornell University, Ithaca, NY 14853, USA.
authors: Kahyun
authors: K
authors: Hur
authors: Yan
authors: Y
authors: Francescato
authors: Vincenzo
authors: V
authors: Giannini
authors: Stefan A
authors: SA
authors: Maier
authors: Richard G
authors: RG
authors: Hennig
authors: Ulrich
authors: U
authors: Wiesner