Machine-learning-guided high-throughput discovery of rare earth-free Fe-Co-S magnetsRemoveTimothy Liao, Zhao Tang, Weiyi Xia, Qi Zhang, Masahiro Sakurai, Renhai Wang, Chao Zhang, Huaijun Sun, Cai-Zhuang Wang, and James R. ChelikowskyPhys. Rev. Materials 10, 104404 (2026)