edited by S H Lin (Institute of Atomic & Molecular Sciences, Taiwan & Arizona State University, USA), A A Villaeys (Université Louis Pasteur, France), & Y Fujimura (Tohoku University, Japan)

In view of the rapid growth in both experimental and theoretical studies of multiphoton processes and multiphoton spectroscopy of atoms, ions and molecules in chemistry, physics, biology, materials science, etc., it is desirable to publish an Advanced Series that contains review papers readable not only by active researchers in these areas, but also by those who are not experts in the field but who intend to enter the field. The present series attempts to serve this purpose. Each review article is written in a self-contained manner by the experts in the area so that the readers can grasp the knowledge in the area without too much preparation.

It is hoped that the collection of topics in this volume will be useful not only to active researchers but also to other scientists in biology, chemistry, materials science and physics.

• Energetic and Molecular Dynamics in Solution Studied by the Third Order Nonlinear Optical Spectroscopies
• Transient Lens and Transient Grating
• Electronic Interactions and Interchromophore Energy Transfer
• Analysis of Optical Spectra of Photosynthetic Reaction Centers: Absorption, Hole-Burning and Resonance Raman Spectra