Symmetry-Related Large-Area Corner Mode with a Tunable Mode Area and Stable Frequency

Physical Review Letters 134, 116607 (2025)
Zhongfu Li, Shiqi Li, Bei Yan, Hsun-Chi Chan, Jing Li, Jun Guan, Wengang Bi, Yuanjiang Xiang, Zhen Gao*, Shuang Zhang*, Peng Zhan*, Zhenlin Wang, and Biye Xie*