1. A study of the potential surface of the groud state of HCN by the method of diatomic fragments in molecules

   • A. V. Nemukhin
   • N. F. Stepanov

   OriginalPaper Pages: 147 - 152

2. A theoretical study of the relative stability of prototropic and acylotropic tautomers

   • B. Ya. Simkin
   • M. Ts. Zelenyi

   OriginalPaper Pages: 153 - 155

3. A quantum-chemical study of the energy spectrum of catalyst surfaces III. The electronic structure of a model electron-acceptor center of the SiO₂ surface

   • S. G. Gagarin
   • G. M. Zhidomirov
   • I. N. Senchenya

   OriginalPaper Pages: 156 - 161

4. An SCF-X _α -SW and x-ray spectral study of the electronic structure of the PCl₃ molecule

   • I. A. Topol'
   • A. V. Kondratenko
   • S. A. Chesnyi

   OriginalPaper Pages: 161 - 167

5. Self-consistent calculation of the electronic structure of the surface of a solid

   • N. A. Shklyaeva
   • V. M. Tapilin
   • W. H. Weinberg

   OriginalPaper Pages: 168 - 174

6. Calculation for the Ge₂ molecule by the X _α -SW method

   • G. V. Gadiyak
   • V. G. Malkin
   • S. F. Ruzankin

   OriginalPaper Pages: 175 - 178

7. A theoretical analysis of the conformations of model compounds of lignin. A study of internal rotation, the relative stability of the rotamers, and the intramolecular H-bond in the molecules of vanillin and m-methoxybenzaldehyde

   • J. Jakobsons
   • J. Gravitis
   • V. G. Dashevskii

   OriginalPaper Pages: 179 - 186

8. A theoretical study of the complexes formed by the ions Li⁺, Na⁺, Be²⁺, and Mg²⁺ with NH₃, H₂O, and HF molecules

   • R. Fridemann
   • W. Leukefeld
   • W. Gruendler

   OriginalPaper Pages: 186 - 190

9. An electron diffraction study of the structure of the bicyclo[3,2,1]octane molecule in a gaseous medium

   • V. S. Mastryukov
   • E. L. Osina
   • R. L. Hilderbrandt

   OriginalPaper Pages: 190 - 195

10. A study, based on the indo method, of the interatomic contributions to the magnetic shielding of the¹H nuclei in porphine, azaporphyrins, and phthalocyanine

    • V. V. Orlov
    • V. M. Mamaev
    • I. P. Gloriozov

    OriginalPaper Pages: 196 - 199

11. Rotational isomerism in the molecules of chlorosubstituted acetic acids in the gaseous phase and in solution

    • V. M. Bilobrov
    • V. A. Panichkina
    • E. V. Titov

    OriginalPaper Pages: 200 - 206

12. NMR spectra of nuclei with spin 1/2 when there is a dipole-dipole interaction with nuclei exhibiting a quadrupole moment in polycrystalline specimens. NMR spectra of the hydroxyl groups of mordenite from which the cations have been removed

    • V. Yu. Borovkov
    • D. Freude

    OriginalPaper Pages: 207 - 211

13. A study of the slow movements of the water molecules in BeSO₄·4H₂O from the form of the NMR line

    • N. A. Sergeev
    • E. M. Kiperman
    • M. L. Afanas'ev

    OriginalPaper Pages: 212 - 215

14. A structural interpretation of the differences in the temperature transformation of the bands due to the stretching vibrations of the oh groups of water and methanol

    • Yu. Ya. Efimov
    • Yu. I. Naberukhin

    OriginalPaper Pages: 216 - 219

15. Structure of organophosphorus compounds. Part XVII. Crystal and molecular structure of 2-phenylimino-2-methyl-3-phenyl-1,3,2-oxazaphospholane

    • M. Yu. Antipin
    • Yu. T. Struchkov
    • M. I. Kabachnik

    OriginalPaper Pages: 220 - 224

16. Crystal structure of siloxanes and silazanes. XXI. CIS-1,5-dimethyl-3,3,7,7-tetraphenylcyclotetrasiloxane-1,5-diol

    • V. E. Shklover
    • I. L. Dubchak
    • Yu. V. Tsyganov

    OriginalPaper Pages: 225 - 229

17. Crystal structure of siloxanes and silazanes. XXII. The complex of 3,3,7,7-tetraphenylcyclotetrasiloxane-1,1,5,5-tetrol with pyridine

    • V. E. Shklover
    • I. L. Dubchak
    • A. A. Zhdanov

    OriginalPaper Pages: 229 - 233

18. Crystal structure and magnetic properties of NH₄[Fe(5-Br-tsa)₂]

    • N. A. Ryabova
    • V. I. Ponomarev
    • L. O. Atovmyan

    OriginalPaper Pages: 234 - 238

19. An X-ray structural study of 3-tricyanovinyl-N-methylcarbazole

    • E. G. Popova
    • L. A. Chetkina
    • B. V. Kotov

    OriginalPaper Pages: 238 - 241

20. Crystal and molecular structure of nitrato-(m-aminobenzoato) lead

    • N. Kh. Dzhafarov
    • I. R. Amiraslanov
    • Kh. S. Mamedov

    OriginalPaper Pages: 242 - 245

21. Crystal and molecular structure of monoaquo-bis-(p-hydroxybenzoato) lead (II) monohydrate

    • N. Kh. Dzhafarov
    • I. R. Amiraslanov
    • Kh. S. Mamedov

    OriginalPaper Pages: 245 - 248

22. A program for refining crystal structures from the profile of x-ray powder diagrams

    • S. D. Kirik
    • S. V. Borisov
    • V. E. Fedorov

    OriginalPaper Pages: 249 - 252

23. Study of the electronic structure of oxygen-containing organic compounds from photoelectron spectra

    • B. Yu. Khel'mer
    • L. N. Mazalov
    • O. E. Shelepin

    Review Pages: 253 - 276

24. Quantum corrections to the exchange and correlation energy in the gradient expansion

    • Yu. A. Borisov
    • V. V. Surikov

    Brief Communications Pages: 277 - 279

25. Behavior of the local kinetic energy in the representation of the gradient expansion

    • Yu. A. Borisov
    • V. V. Surikov

    Brief Communications Pages: 280 - 282

26. Interligand interaction in planar complexes of palladium (II) and platinum (II)

    • L. N. Mazalov
    • A. A. Voityuk
    • É. A. Kravtsova

    Brief Communications Pages: 282 - 285

27. A study of the valence state of the titanium atoms in nonstoichiometric carbides from the X-ray emission spectra and the results of an MO LCAO calculation

    • É. Z. Kurmaev
    • M. P. Butsman
    • G. P. Shveikin

    Brief Communications Pages: 285 - 288

28. Atomic hydrogen in frozen aqueous solutions of acids. Calculations of hyperfine interactions

    • Yu. I. Chernyak
    • P. V. Schastnev

    Brief Communications Pages: 288 - 289

29. Influence of chemical substitution on the diamagnetic susceptibility of conjugated systems

    • Yu. B. Vysotskii

    Brief Communications Pages: 290 - 292

30. Change in the width of the vibrational bands of water when nonelectrolytes are dissolved in it

    • I. N. Kochnev

    Brief Communications Pages: 293 - 296

31. Mechanism of the structural phase transformations in aqueous solutions of nonelectrolytes. The heat capacity of the tetrahydrofuran-water system

    • M. A. Anisimov
    • G. I. Ovodov

    Brief Communications Pages: 297 - 298

32. Crystal structure of diaquotris (propionato) gadolinium (III)-urea dihydrate [Gd(C₃H₅O₂)₃(H₂O)₂]·SC(NH₂)₂·2H₂O

    • G. V. Romanenko
    • N. V. Podberezskaya
    • V. V. Bakakin

    Brief Communications Pages: 299 - 301

33. Crystal structure of Ni₃[(UO₂)₂F₇]₂ · 18H₂O

    • S. B. Ivanov
    • Yu. N. Mikhailov
    • R. L. Davidovich

    Brief Communications Pages: 302 - 304

34. Determination and refinement of the crystal structure of triphenylethoxymethane

    • E. V. Chuprunov
    • T. N. Tarkhova
    • N. V. Belov

    Brief Communications Pages: 305 - 307

35. Characteristic features of various intermolecular contacts x...x in crystals

    • Yu. V. Zefirov

    Brief Communications Pages: 307 - 309

36. Structure of the RbNO₃ molecule

    • V. A. Kulikov
    • V. V. Ugarov
    • N. G. Rambidi

    Brief Communications Pages: 310 - 311