Breathing-Driven Metal-Insulator Transition in Correlated Kagome Systems

Qingzhuo Duan, Zixuan Jia, Zenghui Fan +4

Inspired by the recent discovery of breathing kagome materials \(\rm Nb_3Cl_8\) and \(\rm Nb_3TeCl_7\), we have explored the influence of the breathing effect on the Hubbard model…