Current spinon-holon description of the one-dimensional charge-transfer insulator : Angle-resolved photoemission measurements
A. Koitzsch, S. V. Borisenko, J. Geck, V. B. Zabolotnyy, M. Knupfer, J. Fink, P. Ribeiro, B. Büchner, and R. Follath
Phys. Rev. B 73, 201101(R) (2006) - Published 22 May, 2006