Smectic charge order at the surface of CoSb2 filmsRemoveZhongyi Wang, Zhizhong Ding, Yifan Wang, Chaojie Luo, Jinze Fan, Junhan Zheng, Shengyong Qin, Wei Qin, Ping Cui, Zhenyu Zhang, Hui Zhang, and Changgan ZengPhys. Rev. B 113, L041401 (2026)