Distinct Fermi-momentum dependent energy gaps in deeply underdoped Bi2212
Author List: Kiyohisa Tanaka, W.S. Lee, D.H. Lu, A. Fujimori, T. Fujii, Risdiana, I. Terasaki, D.J. Scalapino, T.P. Devereaux, Z. Hussain, and Z.X. Shen
Journal Reference: Science 314, 1910 (2006).