| Introductory Talk | |
| A. M. PROKHOROV | 1 |
| Influence of Defects on Phase Transitions |
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| The Structural Phase Transition in a Real Crystal | |
| A. P. LEVANYUK and A. S. SIGOV | 4 |
| Effect of Defects and Impurities upon the Phase Transition in TGS Crystals | |
| B. A. STRUKOV, S. A. TARASKIN, V. A. FEDORIKHIN and K. A. MINAEVA | 7 |
| Effect of Impurity on the Incommensurate-Commensurate Phase Transition in Rb2ZnCl4 | |
| K. HAMANO, Y. IKEDA, T. FUJIMOTO, K. EMA and S. HIROTSU | 10 |
| The Influence of Defects on the Spectrum of Lattice Vibrations near Structural Phase Transition Points | |
| A. P. LEVANYUK and A. S. SIGOV | 13 |
| Investigation of Anisotropy and Anomaly of Attenuation of Low-Frequency Elastic Oscillations near the Ferroelastic Curie Point | |
| S. A. GRIDNEV, V. I. KUDRJASH and L. A. SHUVALOV | 16 |
| On the Interaction of Moving Dislocation with Soft Phonon Mode Close to the Phase Transition Point | |
| V. I. ALSHITS and M. D. MITLIANSKIJ | 20 |
| Effect of Heat-Treatment on Ferroelectric Hysteresis Loop of Ca2Sr(C2H5COO)6 | |
| J. HATANO, T. TSUKAMOTO and H. FUTAMA | 21 |
| Internal Bias Field in TGS Crystals in the Vicinity of Structural Phase Transition | |
| L. N. KAMYSHEVA, S. D. MILOVIDOVA and A. S. SIDORKIN | 24 |
| Light Scattering |
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| Light Scattering Study of Phase Transitions in Some Improper Ferroelectrics and Ferroelastics | |
| G. A. SMOLENSKY, I. G. SINY, S. D. PROKHOROVA, E. G. KUZMINOV and V. D. MIKVABIA | 26 |
| Light Scattering Study of the α-β Transition of Quartz | |
| T. SHIGENARI, Y. IIMURA and Y. TAKAGI | 29 |
| Light Scattering in Cd2Nb2O7 at Phase Transitions | |
| N. N. KOLPAKOVA, G. A. SMOLENSKY, I. G. SINY, E. G. KUZMINOV, S. D. PROKHOROVA, V. D. MIKVABIA and I. E. MYLNIKOVA | 32 |
| Brillouin Scattering Study on the Relaxation Time of Polarization Fluctuation in Mixed Crystals KDP1-xDKDPx | |
| M. KASAHARA, M. TOKUNAGA and I. TATSUZAKI | 35 |
| Raman Scattering Studies on Crystallization Process from Amorphous PbTiO3 | |
| T. NAKAMURA and M. TAKASHIGE | 38 |
| Raman Scattering Studies on Sr2Nb2O7 and Sr2Ta2O7 | |
| S. KOJIMA, K. OHI and T. NAKAMURA | 41 |
| Raman Scattering Study of Low Frequency Phonon Polaritons in Barium Sodium Niobate | |
| S. KOJIMA and T. NAKAMURA | 42 |
| Coupled Modes Theory of Damped Harmonic Oscillator and Analysis of KDP Raman Spectrum | |
| Y. TAKAGI and T. SHIGENARI | 43 |
| Brillouin Scattering in NH4Cl under High Pressure | |
| T. HIKITA, M. KITABATAKE and T. IKEDA | 44 |
| Diffuse Transitions |
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| Electrostriction in Perovskite Crystals and Its Applications to Transducers | |
| K. UCHINO, S. NOMURA, L. E. CROSS, and R. E. NEWNHAM | 45 |
| Ferroelectrically Active Sublattices and Phase Transitions in Perovskite Type Crystals | |
| Yu. N. VENEVTSEV | 49 |
| Some Problems of Diffuse Ferroelectric and Antiferroelectric Phase Transitions | |
| V. A. ISUPOV and I. P. PRONIN | 53 |
| High n-Value Phases in the Complex Bismuth Oxides with Layered Structure, Bi2CaNan-2NbnO3n+3 | |
| M. SHIMAZU, K. MURAMATSU, S. HORIUCHI, J. TANAKA and M. TSUKIOKA | 56 |
| Dielectric Properties of Dirty Ferroelectric SBN | |
| S. KURODA, T. KOHIGASHI, H. TERAUCHI, K. KUBOTA and K. YOSHIMITSU | 59 |
| Successive Phase Transitions |
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| Phase Transitions Due to Octahedral Tilts in Several Families of Crystals Related to Perovskite | |
| K. S. ALEKSANDROV | 60 |
| The Study of the Structural Phase Transitions in ABCl3 Single Crystals | |
| K. S. ALEKSANDROV, A. T. ANISTRATOV, B. V. BEZNOSIKOV, V. I. ZINENKO and I. N. FREROV | 64 |
| Successive Phase Transitions in Ferroelectric RbHSeO4 | |
| S. SUZUKI, T. OSAKA and Y. MAKITA | 67 |
| Incommensurate Phase Transitions |
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| Aspects of Symmetry in the Problem of Incommensurate Ferroelectric Phase Transitions; Magnetogyration | |
| I. S. ZHELUDEV | 68 |
| Neutron Scattering Studies of Ferroelectric Crystals with Incommensurate Phases | |
| M. IIZUMI and K. GESI | 72 |
| Theoretical Treatment of Incommensurate-Commensurate Phase Transitions | |
| D. G. SANNIKOV | 75 |
| Submillimetre Dielectric Spectra of Crystals with a Spatially Modulated Structure | |
| A. A. VOLKOV, Y. ISHIBASHI, G. V. KOZLOV, S. P. LEBEDEV, J. PETZELT and A. M. PROKHOROV | 78 |
| Phase Transitions in Ferroelectric RbLiSO4 | |
| T. YAMAGUCHI and S. SAWADA | 81 |
| Macroscopic Electrical Properties of Incommensurate Phases of Ferroelectrics | |
| V. V. GLADKII, S. N. KALLAYEV, V. A. KIRIKOV, A. P. LEVANYUK and L. A. SHUVALOV | 83 |
| NQR Investigation of the Commensurate-Incommensurate Phase Transition in Rb2ZnCl4 and (NH4)2ZnCl4 | |
| I. P. ALEKSANDROVA, A. K. MOSKALEV and I. A. BELOBROVA | 86 |
| Incommensurate-Ferroelastic (Commensurate) Phase Transition in {N(CH3)4}2CuCl4 | |
| A. SAWADA, J. SUGIYAMA, M. WADA and Y. ISHIBASHI | 89 |
| Successive Transitions in {N(CH3)4}2ZnCl4 and {N(CH3)4}2CoCl4 | |
| H. MASHIYAMA, K. HASEBE and S. TANISAKI | 92 |
| Electron Microscopic and Diffraction Studies of Sr2Nb2O7, Sr2Ta2O7 and Their Solid Solutions | |
| N. YAMAMOTO, M. NAKAMURA, K. YAGI and K. OHI | 95 |
| Structural Phase Transition in Sr2Nb2O7 | |
| K. OHI, Y. AKISHIGE and M. HOTTA | 98 |
| Physical Properties Related to Phase Transitions |
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| Phase Transitions in MHBO4 Type Crystals | |
| M. P. ZAITSEVA, V. S. KRASIKOV, A. I. KRUGLIK, S. V. MISUL and K. S. ALEKSANDROV | 99 |
| Phase Transitions in Langbeinite-Type Compounds | |
| N. YAMADA, T. HIKITA, M. MAEDA and T. IKEDA | 102 |
| Ultrasonic and Dilatometric Study of Phase Transitions in NaNO2 | |
| S. Kh. ESAYAN, V. V. ZHDANOVA and V. V. LEMANOV | 106 |
| Photovoltaic and Photorefractive Phenomena in Ferroelectric Rb2ZnBr4 | |
| T. NAKAMURA, V. FRIDKIN, R. MAGOMADOV, M. TAKASHIGE and K. VERKHOVSKAYA | 109 |
| Parameters Determining the Bulk Photovoltaic Effect in Crystals with Various Band Structures | |
| E. V. BURSIAN, Ya. G. GIRSHBERG and N. N. TRUNOV | 110 |
| Optical Activity and Electrogyration Effect of Ferroelectric Crystals | |
| J. KOBAYASHI, Y. UESU and Y. YAMADA | 113 |
| Ferroelectricity and Electro-Optical Effects in Smectic Liquid Crystals | |
| K. YOSHINO, T. UEMOTO, Y. IWASAKI, S. YANAGIDA and Y. INUISHI | 116 |
| Optical Spectra and Phase Transition in AgNa(NO2)2 | |
| R. KATO and M. HANGYO | 119 |
| Electronic Origin of the Electro-Optic Effect of KDP | |
| R. ONAKA, S. KINNO, S. MATSUMOTO and H. MATSUMOTO | 122 |
| Band Structure and Special Features of the Optical Properties of Rare-Earth Molybdates | |
| A. M. MAMEDOV and A. H. ZEJNALLY | 125 |
| Uniaxial Stress Effect of 23Na NMR and Spontaneous Polarization in Rochelle Salt | |
| A. KAWAMORI, Y. AKAGI and H. CHIHARA | 128 |
| Temperature Dependence of the Surface Energy Density of Domain Walls in Triglycine Sulphate Crystals | |
| L. I. DONTSOVA, E. S. POPOV, A. V. SHILNIKOV, L. G. BULATOVA, N. A. TIKHOMIROVA and L. A. SHUVALOV | 131 |
| Domain Structure Realignment Peculiarities of Improper Ferroelectric-Ferroelastic NaH3(SeO3)2 in the Regions of α⇄β and β⇄γ Phase Transitions | |
| V. M. RUDYAK and T. I. IVANOVA | 134 |
| X-Ray Topographic Study of NaNO2 near the Curie Temperature | |
| S. SUZUKI, H. YAMASHITA and M. TAKAGI | 137 |
| Phase Transitions in the Family of Antimonite Crystals | |
| J. GRIGAS | 140 |
| Dielectric Properties of Amorphous PbTiO3 | |
| M. TAKASHIGE and T. NAKAMURA | 143 |
| The Structure Analysis of Amorphous PbTiO3 by the Energy Dispersive X-ray Diffraction | |
| H. OZAWA and R. UNO | 144 |
| Surface Layer of BaTiO3 a-Plate | |
| H. KAWATA, S. SUZUKI and M. TAKAGI | 145 |
| Microstructure and the PTCR Effect of Semiconducting Barium Titanate Ceramics | |
| M. KUWABARA and H. YANAGIDA | 146 |
| On Critical Dipole Interaction in Displacive-Type Ferroelectrics | |
| W. KINASE, N. OHNISHI and K. MORI | 148 |
| Electrogyration and Electro-Optic Properties of the Solid Solutions on the Basis of Lead Germanate | |
| O. G. VLOKH, L. A. LAŹKO and Y. I. SHOPA | 150 |
| The Optical Activity of Triglycine Sulfate | |
| Y. UESU, J. KOBAYASHI, T. HOSOKAWA and Y. YAMADA | 152 |
| Growth Pyramid and Domain Reversal of Dicalcium Strontium Propionate Ca2Sr(C2H5CO2)6 | |
| T. HOSOKAWA, Y. UESU and J. KOBAYASHI | 153 |
| The Characteristic Times of Storage and Optical Erasing Photorefractive Holograms in Strontium-Barium Niobate Crystals | |
| T. R. VOLK | 154 |
| Light Deflection from Ferroelastic Domains | |
| T. TSUKAMOTO, J. HATANO and H. FUTAMA | 155 |
| Critical Phenomena |
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| Dielectric Critical Slowing-Down and Some Related Properties in RbH3(SeO3)2 | |
| Y. MAKITA, M. TSUKUI, M. SUMITA, Y. OSHINO and C. TAKEI | 157 |
| Nearly Tricritical and Tricritical Behaviour of TGSe-DTGSe Crystals: the Results of Thermooptical and Piezooptical Study | |
| N. R. IVANOV | 160 |
| Ultrasonic Dispersion in NaNO2 at Its Normal-to-Incommensurate Phase Transition | |
| I. HATTA | 163 |
| The Critical Region of Ferroelectric Phase Transition in Barium Titanate | |
| J. A. ZVIRGZDS, J. V. ZVIRGZDE and V. J. FRITSBERG | 166 |
| Phase Transitions in NH4Cl1-xBrx Mixed Crystals | |
| K. KAMIYOSHI, T. FUJIMURA, M. YOSHIZAWA and T. GOTÔ | 169 |
| Critical Behaviour of Tetragonal Ferroelectric Undergoing Phase Transition into Incommensurate Phase | |
| A. L. KORZHENEVSKII and A. I. SOKOLOV | 172 |
| Critical Behaviour in Ferroelectric Liquid Crystal | |
| N. MARUYAMA | 175 |
| Critical Behavior of the Spinodal | |
| K. OKADA, I. SUZUKI and H. SUGIE | 178 |
| Experimental Study of Critical Phenomena in TGS-Group Ferroelectrics | |
| K. EMA, Y. IKEDA, M. KATAYAMA and K. HAMANO | 181 |
| Order-Disorder Transition Models |
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| Phase Transitions and Ferroelectricity in the (NH4)3H(SO4)2-Type Crystals | |
| K. GESI | 182 |
| The Theory of Structural Order-Disorder Phase Transitions in Crystals with Multi-Well Potential | |
| V. I. ZINENKO | 185 |
| New Techniques and Applications |
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| Investigation of Ferroelectric Excitations in Hydrogen-Bond Crystals Using the Method of Submillimeter Spectroscopy | |
| G. V. KOZLOV, S. P. LEBEDEV, A. M. PROKHOROV and A. A. VOLKOV | 188 |
| Crystal Structure Analysis of Ferroelectrics by Profile Analysis Method | |
| E. SAWAGUCHI, Y. SHIOZAKI, H. FUJISHITA and M. TANAKA | 191 |
| Preparation and Optical Properties of PLZT Single Crystalline Thin Films | |
| H. MATSUNAMI, K. KIMURA, M. ISHIDA and T. TANAKA | 194 |
| Some Aspects on LiTaO3 Substrates for Surface Acoustic Wave Devices | |
| K. SHIBAYAMA and K. YAMANOUCHI | 197 |
| Piezoelectric Ceramics for High Power Use | |
| M. NISHIDA, S. KAWASHIMA, I. UEDA and H. OUCHI | 200 |
| Acoustic Emission Due to Polarization Reversal Induced by Electric Field in PZT-like Ferroelectric Ceramics | |
| H. IWASAKI, M. IZUMI and S. YOSHIDA | 203 |
| Electrostatic Rotation of Dielectric Materials | |
| T. MORI | 206 |
| Author Index | 207 |
