chapter 1 Time Domain Vibrational Spectroscopy: Principle and Experimental Tools / chapter 2 Coherent Dynamics of Hydrogen Bonds in Liquids Studied by Femtosecond Vibrational Spectroscopy / chapter 3 Coherent Phonon Dynamics in π -Conjugated Chains / chapter 4 Coherent Phonons in Bulk and Low-Dimensional Semiconductors. Michael Fo¨rst and Thomas Dekorsy -- chapter 5 Coherent Dynamics of Halogen Molecules in Rare Gas Solids / chapter 6 Coherent Vibrational Dynamics of Exciton Self-Trapping in Quasi-One-Dimensional Systems