Ion-pair formation in two-photon absorption of molecular caesium (563-635 nm) Back to all publications Publication date 1 January 1977 Reference P.C. de Jagher, M. Klewer, M.J.M. Beerlage, J.H. Los and M.J. van der Wiel, Ion-pair formation in two-photon absorption of molecular caesium (563-635 nm), J. Phys. B: At., Mol. Opt. Phys. 10, 2809-2814 (1977)