Observation of Fermi-surface-dependent nodeless superconducting gaps in Ba0.6K0.4Fe2As2
H. Ding, P. Richard, K. Nakayama, K. Sugawara, T. Arakane, Y. Sekiba, A. Takayama, S. Souma, T. Sato, T. Takahashi, Z. Wang, X. Dai, Z. Fang, G. F. Chen, J. L. Luo and N. L. Wang
EPL, 83 4 (2008) 47001
DOI: https://doi.org/10.1209/0295-5075/83/47001