... general 3629.3 Uses of lasers in spectroscopy 3629.3.1 Hyper Raman spectroscopy 3639.3.2 Stimulated Raman spectroscopy 3659.3.3 Coherent anti-Stokes Raman scattering spectroscopy 3679.3.4 Laser ... ring-down spectroscopy 3829.3.10 Femtosecond spectroscopy 3879.3.11 Spectroscopy of molecules in supersonic jets 3939.3.11.1 Properties of a supersonic jet 3939.3.11.2 Fluorescence excitation spectroscopy ... of spectroscopy. Such decisions aredifficult ones but I have chosen not to include spin resonance spectroscopy (NMR and ESR),nuclear quadrupole resonance spectroscopy (NQR), and Mo¨ssbauer spectroscopy. ...