Widely tunable lasing in a colloidal crystal gel film permanently stabilized by an ionic liquid

Seiichi Furumi1, Toshimitsu Kanai, Tsutomu Sawada

  • 1Applied Photonic Materials Group, National Institute for Materials Science (NIMS), 1-2-1 Sengen, Tsukuba, Ibaraki 305-0047, Japan; Nanosystems and Emergent Functions Precursory Research for Embryonic Science and Technology (PRESTO), Japan Science and Technology Agency (JST), 4-1-8 Honcho, Kawaguchi, Saitama 332-0012, Japan. FURUMI.Seiichi@nims.go.jp.