August 1

Frontmatter -- Classification Scheme -- Contents -- Systematic List -- Original Papers -- Light Scattering from Surfaces near Phase Transition Points -- Structure of Non-Simple Liquid Metals -- Structure and Vibrational Spectra of a Model of a-Si:H with Periodic Boundary Conditions -- Lattice Properties -- Raman and Infrared Studies on Ag2HgI4 and Cu2HgI4 Superionic Compounds -- Longitudinal Phonon-Plasmon Interactions in Semiconducting Plasmas -- First-Principles Thermal Expansion in Rb and Cs -- Neutron Scattering Studies on Phase Transition and Phonon Dispersion in Cs2NaBiCl6 -- A Dynamic Percolation Approach to the Andrade Creep -- Phonon Dispersion Curves of Cs-K, Cs-Rb, and Rb-K Alloys -- On the Isothermal Anderson-Grüneisen Parameter in Solids -- The Influence of Many-Body Interactions on the Speed of Sound in Liquid Metals -- Defects, atomistic aspects -- Solution Enthalpies of Divalent Defects in Alkali Fluorides and Chlorides -- CIuster-Bethe-Lattice Treatment of the Interstitial Boron Centre in Irradiated Gallium Arsenide -- Mechanical, Electrical, and Thermal Fields Produced by Moving Dislocations and Disclinations in Thermo-Piezoelectric Continua -- Magnetism -- Correlation Effects in the Rotationally Invariant Asymmetrie Anderson Model -- An Analytical Theory of FMR in Bulk Metals (Parallel Configuration) III. Surface Impedance -- Two-Spin Cluster Approximation in the Blume-Capel Model -- Mode-Mode Coupling Effects in the Singlet-Triplet Paramagnet in the Vicinity of the Curie Point -- On the Angular Dependence of the Effective Spin-Pinning in Thin Insulator Film -- Extended electronic states and transitions -- Positronium Spin Rotation and Time Oscillation of the Normal to the Three-Photon Positronium Decay Plane in Magnetic Field -- Absorption Edge Anomalies in Polar Semiconductors and Dielectrics at Phase Transitions -- Multiple Scattering of Relativistic Electrons under Axial Channeling in a Crystal Model oi the Lattice of the Atomic Bows -- Low-Energy Electron Reflection Intensities from 2H-MoS2 as Derived by Scattering Matrix Calculations -- The Mixing of Frenkel and Charge-Transfer Excited States I. General Treatment of Singlet and Triplet Excitations and Analytic Solutions ol Simple Models -- Splitting of Core-Level XPS Lines of Transition-Metal Ions in Compounds and Moment of the Lines -- A Simple Muffin-Tin Model for Liquid Metals -- The Jahn-Teller Effect in Layer Crystals -- Localised electronic states and transitions -- The Energy Band Structure of the Corundum (0001) Surface with Different Extent of Hydroxylation -- The Absorption Spectrum of Manganate(VI) in BaSO4. A Reinterpretation -- Similarity of Ground- and Excited-State Absorption Spectra of Cr 3+ Ions in a Strong Crystal Field -- Energy Levels of Sm 2+ in BaCIF and SrCIF Crystals under Magnetic Field II. Results -- Dynamics of the Optical Excitation-Deexcitation Cycle of O2 Centers in KCl -- Model Calculations for Bound Excitons and Bound Excitonic Molecules in GaAs1-xPx:N -- Molecular Cluster-INDO Calculations of Substitutional Defects in Alkali Halides -- Non-Equilibrium Population of Fe 3+ Electronic States after the Electron Capture I. 67Co in LiNbO2 and LiTaO3 -- Electric transport -- Superconducting Properties of the Hexagonal-Close-Packed Alloy System TcZr -- Effects of the BijSixSjx Interaction on the IMTF's Dynamics -- Two Kinds of Self-Oscillations and the Flip-Flop Effect in a Semiconductor with Shallow Donors -- Investigation of the Weak-Field Charge Transport in Semiconducting V2-VI3 Compounds with Trigonal Symmetry II. Interpretation of the Weak-Field Charge Transport in Sb2Te3 Single Crystals -- Short Notes -- Raman Spectra of ?- and ?-In2Se2 -- Raman Study of Non-Stoichiometric Titanium Sulfides -- The Relation between the Lindemann Coefficient and the Temperature for the Alkali Metals -- Electron Paramagnetic Resonance Study of xFe2O3(l -x) [B2O3- PbO] Glasses -- Magnetic Susceptibility of Non-Uniform Media -- Magnetic Symm