Tunable broad-temperature-range grating based on the liquid crystal flexoelectric effect and its spectral scanning: Forming one-dimensional, two-dimensional, and annular diffraction patterns at different orientationsRemoveHao Cheng, Yitong Li, Jiaxuan Wang, Jieyu Li, Xiaoran Guan, Xiangming Kong, Hongyu Xing, and Wenjiang YePhys. Rev. Applied 24, 054020 (2025)
