excited_states_diatom#
- excited_states_diatom(state, dnu)[source]#
Return diatom states reachable from
state
by dipole interaction.- Parameters:
state (DiatomState) – Initial rovibrational state.
dnu (int) – Change in vibrational quantum number.
- Returns:
List of reachable states.
- Return type:
List[DiatomState]