CAN ONE DETERMINE THE ELECTRIC DIPOLAR MOMENT OF KrH$^+$ X $^1\Sigma^+$ FROM ONLY FREQUENCY DATA OF PURE ROTATIONAL AND VIBRATION-ROTATIONAL SPECTRA?

Author Institution: Universidad de Costa Rica, Escuela de Quimica, Ciudad Universitaria Rodrigo Facio, San Pedro de Montes de Oca, San Jose 2060, Costa Rica; also, Simon Fraser University, Department of Mathematics and Centre for Experimental and Constructive Mathematics, 8888 University Drive, Burnaby, British Columbia V5A 1S6, CanadaIn agreement with Molski's derivation}, 3545 - 3552 (2002)} of an insignificant value $t_0^{Kr} = -0.0146 \pm 0.0335$ of a parameter related to the rotational $g$ factor, our objective fit of 352 appraised measurements of frequencies of pure rotational transitions and wave numbers of vibration-rotational transitions of KrH$^+$ in various isotopic species $^{78,80,82,83,84,86}$Kr$^{1,2}$H$^+$ indicates that one might estimate}, 281 - 288 (1994)} a value of the rotational $g$ factor if adiabatic corrections be negligible, but that no corresponding estimate of the permanent electric dipolar moment is practicable. The application of computational spectrometry}, 253 - 317 (2005)} to the prediction of an accurate wave number of the pure fundamental vibrational transition of LiH is also discussed