Ultrafast Absorption Kinetics of NADH in Folded and Unfolded Conformations Z. Heiner, T. Roland, J. Léonard, S. Haacke and G. I. Groma EPJ Web of Conferences, 41 (2013) 07003 Published online: 13 March 2013 DOI: 10.1051/epjconf/20134107003