Analysis of the Exciton States of Polyconjugated Systems by the Transition Density Matrix Method A. V. Luzanov OriginalPaper Pages: 711 - 720
Quantum‐Chemical Study of Chelate Ring Cleavage in Some Alkaline and Alkaline Earth β‐diketonates N. S. SirenkoI. B. L'vovV. I. Vovna OriginalPaper Pages: 727 - 733
Influence of F and CF3 Groups at the C=C Double Bond on the Structure and Properties of Olefinic‐Series Compounds in the Gas Phase: an ab initio MP2 Study Yu. A. Borisov OriginalPaper Pages: 734 - 742
Influence of F and CF3 Groups at the C=C Double Bond on the Structure and Properties of Protonated Forms of Olefin‐Series Compounds: an MP2 ab initio Study Yu. A. Borisov OriginalPaper Pages: 743 - 749
Mutual Weakening of Hydrogen Bonds Formed by a Water Molecule with Two Proton Donors E. G. TarakanovaO. Yu. TsoiG. V. Yukhnevich OriginalPaper Pages: 750 - 756
Microwave Spectrum and Dipole Moment of 1,3‐dioxolane in the Hindered‐Pseudorotation States v = 0, 1, 2, and 3 A. Kh. MamleevL. N. GunderovaA. A. Shapkin OriginalPaper Pages: 757 - 760
Effects of Pressure and Pulsed Mechanical Action on the IR and ESR Spectra of Ultrafine Polytetrafluoroethylene L. N. Ignat'evaV. G. KuryavyiV. M. Buznik OriginalPaper Pages: 761 - 765
Internal Mobility, Phase Transition, and Ionic Conductivity in Thallium(I) Heptafluorodiantimonate(III) V. Ya. KavunN. F. UvarovA. B. Slobodyuk OriginalPaper Pages: 766 - 771
35Cl Nuclear Quadrupole Resonance and Thermally Activated Molecular Motion in the 2:1 Crystalline Complex of Antimony Trichloride with Benzene I. A. Kyuntsel'V. A. Mokeeva OriginalPaper Pages: 772 - 776
Structure and Reactivity of Gas‐Phase Molybdenum Oxide Cluster Ions V. B. GoncharovE. F. Fialko OriginalPaper Pages: 777 - 782
Structural Inhomogeneity of High‐Density Amorphous Ice V. P. VoloshinE. A. ZheligovskayaYu. I. Naberukhin OriginalPaper Pages: 783 - 789
Atlas of Optimal Proton Configurations of Water Clusters in the Form of Gas Hydrate Cavities M. V. Kirov OriginalPaper Pages: 790 - 797
Crystal Structure of Dehydrated Wairakite Yu. V. SeryotkinV. V. BakakinB. A. Fursenko OriginalPaper Pages: 802 - 808
Dependence of the Structure and Properties of (M,Cu)Sr2(Ln,Ca)Cu2O8−δ (1212) and (M,Cu)Sr2(Ln,Ce4+)2Cu2O10−δ (1222) Phases on the Cation M G. M. Kuz'michevaI. N. Afanas'evaA. S. Andreenko OriginalPaper Pages: 809 - 827
Crystal Structures and Magnetic Properties of Cu(II) Complexes with Pyrazole‐Substituted Iminonitroxyl Radicals: New Trinuclear Heterospin Complexes S. V. FokinG. V. RomanenkoV. I. Ovcharenko OriginalPaper Pages: 828 - 834
Crystal Structure Study of the Metastable β-modification of Glycine and its Transformation into the α-modification T. N. DrebushchakE. V. BoldyrevaE. S. Shutova OriginalPaper Pages: 835 - 842
X‐Ray Photoelectron‐ and Auger‐Spectroscopic Study of Superstoichiometric Fluorographite‐Like Materials V. N. MitkinI. P. AsanovL. N. Mazalov OriginalPaper Pages: 843 - 855
Ab initio Calculations of the Internal Rotation Barrier in the Dimethylacetylene Molecule Yu. L. FrolovA. V. Knizhnik OriginalPaper Pages: 856 - 857
RHF‐MNDO Calculation of the Enthalpy of Formation for Substituted 1‐hydroxy‐2‐oxa‐5‐pentyl Carbocations I. S. ShepelevichR. F. Talipov OriginalPaper Pages: 858 - 861
1,4‐bis‐diazocyclohexanetetraone and 1,3,5‐tris diazocyclohexanetrione: Structure, Atomic Charges, and Bond Dipole Moments S. G. SemenovN. N. Mishina OriginalPaper Pages: 862 - 864
Structural Parameters and Conformation Stability of Isopropyl Dichlorophosphine G. B. SoiferS. N. Shurov OriginalPaper Pages: 865 - 868
Crystal Structure of [Cd(Phen)3](BF4)2 A. N. ChebotarevM. V. ShestakovaA. N. Chernega OriginalPaper Pages: 869 - 871
New Polymorphic Modification of 2dash;(p‐tolylamino)‐5,6‐dimethylthieno[2,3‐d]pyrimidin‐4‐one B. TashkhodzhaevK. K. TurgunovKh. M. Shakhidoyatov OriginalPaper Pages: 872 - 875
Crystal and Molecular Structure of 2‐oxo‐ and 2‐thioxo‐5,6‐dimethyl‐1H,3HDash;thieno[2,3‐d]pyrimidin‐4‐ones B. TashkhodzhaevK. K. TurgunovKh. M. Shakhidoyatov OriginalPaper Pages: 876 - 880
Crystal Structure of Ammonium(2.2.2‐cryptand) Chloride Hydrate of 7 : 2 Composition A. N. Chekhlov OriginalPaper Pages: 881 - 885
Crystal and Molecular Structure of bis‐(β‐nitraminoethyl)carbamide A. D. VasilievA. M. AstachovR. S. Stepanov OriginalPaper Pages: 886 - 889