Spin order and excitations in the collinear kagome antiferromagnet Y0.5Fe3Sn3RemoveJin Ding, Yang Liu, Feihao Pan, Yinghao Zhu, Yixi Su, Stanislav E. Nikitin, Ursula B. Hansen, Mechthild Enderle, Zhilun Lu, Linxuan Song, Yong-Chang Lau, Xiaoyan Ma, Enke Liu, and Huiqian LuoPhys. Rev. B 114, 204418 (2026)