Research progress of cholesteric liquid crystals with broadband reflection characteristics in application of intelligent optical modulation materials
Zhang Lan-Ying1, 3, Gao Yan-Zi1, Song Ping1, Wu Xiao-Juan2, Yuan Xiao1, He Bao-Feng1, Chen Xing-Wu2, Hu Wang2, Guo Ren-Wei2, Ding Hang-Jun2, Xiao Jiu-Mei2, Yang Huai1, 2, 3, †,
       

(a) Schematic presentation of the possible mechanism of the chiral dopant induced pitch gradient, (b) the transmission spectra of the films, and (c) the SEM image of the fracture surface of the film.[51]