Interband excitation and carrier relaxation as displacive driving force for coherent phononsE.M. Bothschafter, A. Paarmann, N. Karpowicz, E.S. Zijlstra, M.E. Garcia, F. Krausz, R. Kienberger and R. ErnstorferEPJ Web of Conferences, 41 (2013) 04021DOI: https://doi.org/10.1051/epjconf/20134104021