Research progress of cholesteric liquid crystals with broadband reflection characteristics in application of intelligent optical modulation materials

Zhang Lan-Ying^{1, 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 Huai^{1, 2, 3, †,}

(a) Schematic representation of the elastomer, possible mechanism of thermally controllable broadband reflection of the ChLCE with shorter spacer (b1) and longer spacer (b2), the corresponding SEM photographs of the fractured surfaces of the ChLCE with shorter spacer (c1) and longer spacer (c2).^[57]