Observation of forbidden transitions of ammonium ion (NH+4) ν3 band and determination of ground state rotational constants. Observation of ν3 band allowed transitions of ND+4Crofton, Mark W.; Oka, Takeshi · The Journal of Chemical Physics · 1987

Direct observation of the fundamental vibration-rotation transitions within the NiD <i>X</i> ² Δ <sub/>5/2</sub> ground state by CO-Faraday-L.M.R. spectroscopy and zero field transitions in NiHLipus, K.; Simon, U.; Bachem, E.; Nelis, Th.; Urban, W. · Molecular Physics · 1989

Rotational Spectrum of NSF <sub/>3</sub> in the Ground and <i>v</i> <sub/>5</sub> = 1 Vibrational States: Observation of Q-Branch Perturbation-Allowed Transitions with Δ( <i>k</i> − <i>l</i> ) = 0, ±3, ±6 and Anomalies in the Rovibrational Structure of the <i>v</i> <sub/>5</sub> = 1 StateMacholl, Sven; Mäder, Heinrich; Harder, Hauke; Margulès, Laurent; Dréan, Pascal; Cosléou, Jean; Demaison, Jean; Pracna, Petr · The Journal of Physical Chemistry A · 2009