Nonmonotonic evolution of the superconducting transition temperature and robust multigap superconductivity with extended s-wave and s-wave gaps in Zn-incorporated FeSeRemoveHan-Shu Xu, Changhao Ding, Guanyin Gao, Xin Zhang, Xinyu Yin, Xucai Kan, Xiulan Xu, Jiaping Hu, Wen Xie, Wensen Wei, Yuxiao Hou, Keyu An, Haoxiang Li, Kaibin Tang, and Yu-Yan HanPhys. Rev. B 114, 274503 (2026)