Charge fluctuations in a cluster Mott state: Hard x-ray photoemission study on a breathing kagome magnet Nb3Cl8RemoveR. Nakamura, D. Takegami, K. Fujinuma, M. Nakamura, M. Ferreira-Carvalho, A. Melendez-Sans, M. Yoshimura, K.-D. Tsuei, Y. Haraguchi, H. Aruga Katori, L. H. Tjeng, and T. MizokawaPhys. Rev. B 110, L081109 (2024)
