1. Introduction

   • Björn Roos

   EditorialNotes Pages: 243 - 245

2. Metals in biology: Electronic structure, properties and charge transfer for copper complexes of glyoxal and dithiene

   • A. Henriksson-Enflo
   • H. Holmgren

   OriginalPaper Pages: 247 - 266

3. On the use of smalld-spaces in SCF and CI calculations on transition metals

   • U. Wahlgren
   • P. E. M. Siegbahn

   OriginalPaper Pages: 267 - 275

4. The activation of the C-H bond in acetylene by second row transition metal atoms

   • P. E. M. Siegbahn

   OriginalPaper Pages: 277 - 292

5. The bonding between NO and the NiO(100) surface

   • L. G. M. Pettersson

   OriginalPaper Pages: 293 - 305

6. Simple non-empirical calculations of the zero-field splitting in bis(aquo) bis(malonato) nickel(II)

   • C. Ribbing
   • M. Odelius
   • L. Pettersson

   OriginalPaper Pages: 307 - 312

7. The polarisability of Hg and the ground-state interaction potential of Hg₂

   • P. Schwerdtfeger
   • J. Li
   • P. Pyykkö

   OriginalPaper Pages: 313 - 320

8. On the dimerization process of nitroso compounds

   • W. Lüttke
   • P. N. Skancke
   • M. Traetteberg

   OriginalPaper Pages: 321 - 333

9. Two hypothetical structures of solid FCN

   • I. Panas

   OriginalPaper Pages: 335 - 342

10. The phosphorescence of benzene obtained byab initio and semi-empirical calculations

    • S. Knuts
    • B. F. Minaev
    • O. Vahtras

    OriginalPaper Pages: 343 - 371

11. RECP calculations for reactions of H₂ with Pt, Os, Ir, and Re — a systematic comparison

    • O. Gropen
    • M. Sjøvoll
    • K. Fægri Jr

    OriginalPaper Pages: 373 - 385

12. Theoretical study of the electronic spectra ofcis-1,3,5-hexatriene andcis-1,3-butadiene

    • L. Serrano-Andrés
    • B. O. Roos
    • M. Merchán

    OriginalPaper Pages: 387 - 402

13. The excited states of pyrazine: A basis set study

    • M. P. Fülscher
    • B. O. Roos

    OriginalPaper Pages: 403 - 413