Image Details
Caption: Figure 6.
Equilibrium C–N (left) and C–H (right) bond lengths (in angstroms) of HMT+ in the D0 and D3 electronic states (UB3LYP/cc-pVTZ). Both structures have Cs symmetry and are used to produce the Franck–Condon simulation in Figure 7.
© 2026. The Author(s). Published by the American Astronomical Society.