band of rotation- vibration
band of rotation-vibration
rotation vibration band
rotation vibration energy
rotation vibration spectrum
rotation-vibration band
rotation-vibration emission spectrum
rotation-vibration energy levels
rotation-vibration spectra
rotation-vibration spectrum
vibration rotation band
vibration rotation interaction
vibration rotation spectrum
vibration-rotation band
vibration-rotation bands
vibration-rotation energy level
vibration-rotation lines
vibration-rotation matrix element