• 1 Rotational spectroscopy of weakly bound complexes.- 1.1 Introduction.- 1.2 Experimental techniques.- 1.3 Van der Waals complexes.- 1.4 Hydrogen bonded complexes.- 1.5 Conclusion and outlook.- References.- 2 Infrared spectroscopy in supersonic free jets and molecular beams.- 2.1 Introduction.- 2.2 Supersonic free jets and molecular beams.- 2.3 Instrumentation and techniques for infrared spectroscopy in supersonic jets and molecular beams.- 2.4 Applications of FTIR supersonic jet spectroscopy.- 2.5 Applications of infrared laser spectrometers in supersonic jets and molecular beams.- Acknowledgements.- References.- 3 Electronic spectroscopy of free radicals in supersonic jets.- 3.1 Introduction.- 3.2 Experimental approaches.- 3.3 Radicals studied.- 3.4 Conclusion.- Acknowledgement.- References.- 4 Structure of weakly bound complexes from electronic spectra.- 4.1 Introduction.- 4.2 Experimental.- 4.3 Spectroscopy of dimers.- 4.4 Spectroscopy and structure of trimers.- 4.5 Benzene—molecule dimers.- 4.6 Concluding remarks.- Acknowledgements.- References.- 5 Jet spectra of aromatic molecules in hydrogen bonded microsolvant clusters.- 5.1 Introduction.- 5.2 Aromatic molecule/H2O complexes.- 5.3 Aromatic molecule/NH3 complexes.- 5.4 Comparison of experimental data and results of ab initio calculations.- References.- 6 Rotational coherence phenomena.- 6.1 Introduction.- 6.2 Alignment recurrences: the free rotational dynamics of dipole-excited species.- 6.3 Rotational coherence phenomena: observable manifestations of free rotational dynamics.- 6.4 Rotational coherence spectroscopy.- 6.5 Results from experiment.- 6.6 Summary and conclusion.- Acknowledgements.- References.- 7 Ultrafast dynamics of IVR in molecules and reactions.- 7.1 Introduction.- 7.2 Theoretical description ofvibrational coherence and IVR.- 7.3 Applications to molecular systems: non-reactive.- 7.4 Effects of rotations on IVR: mismatches of rotational constants.- 7.5 IVR in reactions.- 7.6 Rotational coherence dynamics and IVR.- Acknowledgements.- References.- 8 Fast relaxation processes in jet-cooled van der Waals clusters involving large aromatic molecules.- 8.1 Introduction.- 8.2 Experimental procedures.- 8.3 Excited-state dynamics of jet-cooled aromatic molecules.- 8.4 The effect of cluster formation on fluorescence lifetimes.- 8.5 Vibrational relaxation.- 8.6 Vibrationally-induced conformational relaxation: perylene complexes with alklyl halides.- Acknowledgements.- References.- 9 Internal rotation dynamics from electronic spectroscopy in supersonic jets and beams.- 9.1 Introduction.- 9.2 Terms in the Hamiltonian and their spectral consequences.- 9.3 Methyl rotor barriers: where do they come from?.- 9.4 Summary.- Acknowledgements.- References.- 10 Shedding light on dark states.- 10.1 Introduction.- 10.2 Experiment.- 10.3 Pyrazine.- 10.4 The phosphorescence spectrum of naphthalene.- 10.5 The singlet—triplet perturbation in the Ã1Au state of acetylene.- 10.6 Conclusion.- Acknowledgements.- References.

'...this is an important book which surely has a place on the bookshelf of every user and potential user of jets and beams...informative and easy to use, and ideally suited to self learning for students undertaking degrees in analytical science or chemistry.' Analyst