High-lying electronic states of the rubidium dimer—Ab initio predictions and experimental observation of the 51Σ+u and 51Πu states of Rb2 by polarization labelling spectroscopy
W. Jastrzebski, P. Kowalczyk, J. Szczepkowski, A.R. Allouche, P. Crozet and A.J. Ross, J. Chem. Phys. 143, 044308 (2015)