The B state of NH2D and ND2H.
A 2+1 MPI spectrum of an electronic transition, involving two
interacting upper states. The work is described in A.K. Saha, G.
Sarma, C-H Yang, S. van de Meerakker, D.H. Parker and C.M.
Western, Phys. Chem. Chem. Phys., (2015), doi:10.1039/C5CP01299F
and C. H. Yang, G. Sarma, A. K. Saha, D. H. Parker and C. M.
Western, Phys. Chem. Chem. Phys., 15, 6390 (2013), doi:10.1039/c3cp00012e.