Possible nodal superconducting gap and Lifshitz transition in heavily hole-doped Ba 0.1 K 0.9 Fe 2 As 2

N. Xu^*, P. Richard, X. Shi, A. Van Roekeghem, T. Qian, E. Razzoli, E. Rienks, G. F. Chen, E. Ieki, K. Nakayama, T. Sato, T. Takahashi, M. Shi, H. Ding

^*此作品的通讯作者