1. Statement of the new editors

   EditorialNotes Pages: i - i

2. Announcement of new editorship

   Announcement Pages: ii - ii

3. A semiclassical model for intramolecular vibrational relaxation of local mode overtone in polyatomic molecules

   • Shengua Shi
   • William H. Miller

   OriginalPaper Pages: 1 - 21

4. Anab initio potential energy surface and dynamics calculations for vibrational excitation of I₂ by He

   • Franklin B. Brown
   • David W. Schwenke
   • Donald G. Truhlar

   OriginalPaper Pages: 23 - 44

5. Photochemicalsyn-anti isomerization of a Schiff base: A two-dimensional description of a conical intersection in formaldimine

   • Vlasta Bonačić-Koutecký
   • Josef Michl

   OriginalPaper Pages: 45 - 55

6. Difficulties inab initio CI calculations of the hyperfine structure of small radicals

   • David Feller
   • Ernest R. Davidson

   OriginalPaper Pages: 57 - 67

7. Chemical binding and electron correlation in diatomic molecules as described by the FORS model and the FORS-IACC model

   • Michael W. Schmidt
   • M. T. Brenda Lam
   • Klaus Ruedenberg

   OriginalPaper Pages: 69 - 86

8. On the convergence of the Møller-Plesset perturbation series

   • N. C. Handy
   • P. J. Knowles
   • K. Somasundram

   OriginalPaper Pages: 87 - 100