Abstract
Franck—Condon factors for ionization of H2(1Σg+) and D2(1Σg+) are presented for 19 levels in H2+(2Σg+) and for 27 levels in D2+(2Σg+). Comparisons are made with calculations, using less accurate potential functions for the molecular ion. Vibrational eigenenergies are given for D2+.