Topological phase transition and thermal Hall effect in kagome ferromagnets

We would like to acknowledge useful discussions with Xiukun Hua, Jihuan Guan and S. Ghosh. F.Z. was supported by King Abdullah University of Science and Technology (KAUST). A.M. acknowledges support from the Excellence Initiative of Aix-Marseille Universite—A*Midex, a French "Investissements d’Avenir" program. H.L. acknowledge the support from Henan University (No. CJ3050A0240050) and National Natural Science Foundation of China (No. 11804078).