Experimental studies of structurally incommensurate crystal phases

[1]  Y. Ishibashi,et al.  X-Ray Study on the Successive Phase Transitions in BaZnGeO4 , 1982 .

[2]  P. Wyder,et al.  Phase Diagram of a Ferroelectric Chual Smectic Liquid Crystal near the Lifshitz Point , 1982 .

[3]  B. Berge,et al.  Study of the incommensurate phases of quartz by means of a coupled γ-ray double crystal neutron diffraction technique , 1989 .

[4]  Bastie,et al.  Direct neutron observation of a single-q incommensurate phase of quartz at zero stress. , 1988, Physical review. B, Condensed matter.

[5]  K. Michel,et al.  Microscopic model of NaNO2 in the paraelectric phase , 1981 .

[6]  A. Novak,et al.  X-ray diffraction study of NH4HSeO4 and ND4DSeO 4 , 1987 .

[7]  J. Perez-Mato,et al.  Structural analysis of the incommensurate and lock-in phases of tetramethylammonium tetrachlorozincate(II), [N(CH3)4]2[ZnCl4] , 1987 .

[8]  Meekes,et al.  Optical activity in the incommensurate structure Rb2ZnBr , 1988, Physical review. B, Condensed matter.

[9]  Per Bak,et al.  REVIEW ARTICLE: Commensurate phases, incommensurate phases and the devil's staircase , 1982 .

[10]  V. Gramlich,et al.  Structure of the solid solution [N(CH3)4]2ZnCl1.8Br2.2 in the high- and in a new low-temperature phase , 1987 .

[11]  H. Kumomi,et al.  Improvement of the accuracy of HAUP, high-accuracy universal polarimeter: application to ferroelectric [N(CH3)4]ZnCl4 , 1986 .

[12]  H. Jagodzinski,et al.  Diffuse scattering and phase transitions in RbLiSO4 investigated by neutron scattering , 1983 .

[13]  H. Unruh Thermal hysteresis and pinning in modlilated ferroelectrics , 1984 .

[14]  K. Ema,et al.  Dielectric Dispersion in K2ZnCl4 around the Incommensurate-Commensurate Phase Transition Point , 1984 .

[15]  J. Krüger,et al.  Study of the elastic properties of K2SeO4 at the phase transition to the incommensurate and the commensurate phase by ultrasonic techniques and Brillouin spectroscopy , 1980 .

[16]  Petersson,et al.  Static quadrupolar perturbed NMR in structurally incommensurate systems. I. Electric-field-gradient tensor. , 1987, Physical review. B, Condensed matter.

[17]  J. Perez-Mato,et al.  Symmetry-mode analysis of the ferroelectric phase in K2SeO4 , 1986 .

[18]  Zhang Xj,et al.  Scaling behavior in the charge-density-wave conductivity of niobium triselenide. , 1985 .

[19]  A. Echarri,et al.  Phase transition study of the ferroelectric (N(CH3)4)2CoCl4 , 1981 .

[20]  P. J. Edwardson,et al.  A priori theory of incommensurate behavior in Rb2ZnCl4 , 1989 .

[21]  A. Janner,et al.  Experimental investigation of 4-dimensional superspace crystals , 1983 .

[22]  R. Blinc,et al.  87Rb NMR lineshape study of the incommensurate phase in Rb2ZnBr4 , 1980 .

[23]  H. Thomas,et al.  Structural Phase Transitions I , 1981 .

[24]  M. Gérard,et al.  Temperature-pressure phase diagram of deuterated tetramethyl-ammonium tetrachlorozincate , 1984 .

[25]  F. Dénoyer,et al.  Dielectric anomalies in the incommensurate phase of urea-doped thiourea , 1988 .

[26]  Sigetosi Tanisaki,et al.  Microdomain Structure in Paraelectric Phase of NaNO2 , 1961 .

[27]  A. Vonlanthen,et al.  Ultrasonic properties of thiourea in phases I to V , 1982 .

[28]  N. Yamamoto,et al.  Electron Microscope Study of Incommensurate Phase in Quartz , 1988 .

[29]  David R. McKenzie,et al.  The antiferroelectric transition in thiourea studied by thermal neutron scattering , 1975 .

[30]  F. G. Ullman,et al.  Vanishing of the phase transitions and quantum effects in K2SeO4 at high pressure , 1981 .

[31]  P. Echegut,et al.  High-temperature phase transitions in LiKSO4: an infrared spectroscopy study , 1986 .

[32]  R. Cowley,et al.  Theory of the scattering from incommensurately modulated phases , 1986 .

[33]  J. Perez-Mato,et al.  On the symmetry properties of the incommensurate phase in thiourea , 1987 .

[34]  M. Iizumi,et al.  Incommensurate pháse in (ND4)2BeF4 , 1977 .

[35]  T. Janssen,et al.  Symmetry of periodically distorted crystals , 1977 .

[36]  S. Lefrant,et al.  Observation of a phase transition in ThBr4 and ThCl4 single crystals by far-infrared and Raman spectroscopy study , 1981 .

[37]  J. Petersson,et al.  Study of the nuclear‐spin‐lattice relaxation of 23Na in the paraelectric and ferroelectric phase of NaNO2 , 1971 .

[38]  B. Berge,et al.  Raman scattering investigation of the α-β transition and of the incommensurate phase in quartz , 1984 .

[39]  F. Gervais,et al.  Long-wavelength phonons in the four phases of {N(CH3)4}2CuCl4 and effective charges , 1983 .

[40]  J. Scott Acoustic-phonon dispersion at incommensurate phase transitions , 1983 .

[41]  J. Roos,et al.  On the incommensurate re-entrant high-symmetry phase sequence in (C3H7NH3)2MnCl4. II. Quadrupole-perturbed NMR , 1986 .

[42]  J. Pouget,et al.  Structural evidence for an incommensurable modulated structure in single crystals of bis-p-toluene sulphonate of 2,4-hexadiyne-1,6-diol , 1980 .

[43]  Y. Ishibashi,et al.  Raman Scattering Study of the Phase Mode in the Incommensurate Phase of K2SeO4 , 1983 .

[44]  M. Scrocco Single-crystal Raman spectra of [(C2H5)4N]2ZnCl4 and [(CH3)4N]2ZnCl4 , 1977 .

[45]  G. Holah Two phonon absorption in ferroelectric sodium nitrite , 1971 .

[46]  R. Fleming,et al.  Microstructure in the incommensurate and the commensurate charge-density-wave states of 2 H -Ta Se 2 : A direct observation by electron microscopy , 1982 .

[47]  Marshall,et al.  Structure and physical properties of single crystals of the 84-K superconductor Bi2.2Sr2Ca0.8Cu2O8+ delta. , 1988, Physical review. B, Condensed matter.

[48]  J. Schneck,et al.  Mechanism of the ferroelastic transition in barium sodium niobate , 1976 .

[49]  K. Lyons,et al.  Incommensurate structural phase transition in BaMnF4: Light scattering from phasons , 1982 .

[50]  J. Jamet,et al.  Thiourea in an electric field: Birefringence measurements and the Landau-Ginzburg theory , 1983 .

[51]  J. Hardy,et al.  Theoretical Lattice-Dynamical Studies of the Incommensurate Phase Transformation in K 2 SeO 4 , 1980 .

[52]  K. Aiki,et al.  Rotational modulation of BX4 groups in the incommensurate phase of K2SeO4 and related A2BX4 type crystals , 1986 .

[53]  H. Mashiyama,et al.  X-ray study of the incommensurate phase in {N(CH3)4}2ZnCl4 , 1980 .

[54]  H. Bohm,et al.  X-ray study of the phase transition of NaNO2 , 1978 .

[55]  Hassold Gn,et al.  Dynamics of the two-dimensional axial third-nearest-neighbor Ising model: Entrainment and diffusivity. , 1986 .

[56]  D. Durand,et al.  Neutron-diffraction study of thiourea under high electric field , 1984 .

[57]  H. Broda Commensurate‐commensurate phase transitions in (NH4)2 CoCl4 , 1984 .

[58]  Boyer,et al.  Simulation of normal Rb2ZnCl4 near the incommensurate transition. , 1987, Physical Review B (Condensed Matter).

[59]  J. Chapelle,et al.  Far infrared properties of the incommensurate ferroelectric Rb2ZnCl 4 , 1982 .

[60]  A. Ikushima,et al.  Specific heat of NaNO2 near its transition points , 1972 .

[61]  S. Kudo X-Ray Determination of Incommensurate Superlattices in K2SeO4 and (NH4)2BeF4 , 1982 .

[62]  J. Axe,et al.  Critical behavior at the incommensurate structural phase transition in K/sub 2/SeO/sub 4/ , 1980 .

[63]  T. Nattermann The incommensurate-commensurate transition in a random-field model , 1983 .

[64]  B. Loiseau SPIN DEPENDENT NN AND N[MATH] INTERACTION FROM THE PARIS POTENTIAL , 1985 .

[65]  Y. Ishibashi A Tentative Phenomenological Theory of Incommensurate Phase Transitions in Biphenyl , 1981 .

[66]  T. Ikeda,et al.  A structural study of the phase transition in K2SeO4 , 1984 .

[67]  B. Berge,et al.  Inelastic neutron scattering studies of the origin of the incommensurate phase of quartz , 1989 .

[68]  K. Gesi Phase Transitions and Ferroelectricity in {N(CH 3 ) 4 } 2 XBr 4 (X: Zn, Co, Cu) , 1982 .

[69]  S. Sawada,et al.  Ferroelectricity in {N(CH3)4}2 CoCl4 , 1978 .

[70]  J. Messager,et al.  Main characteristic properties of incommensurate biphenyl , 1986 .

[71]  A. Gibaud,et al.  An X-ray scattering study of the modulated phases in proustite , 1985 .

[72]  J. Scott,et al.  Energy dispersive X-ray diffraction study of structural phase transitions in BaMnF4 , 1984 .

[73]  Y. Ishibashi,et al.  Soft Modes Associated with Incommensurate Phase Transitions in Biphenyl , 1981 .

[74]  G. Calvarin,et al.  Slow relaxation of the line shape of the incommensurate satellites in barium sodium niobate , 1984 .

[75]  M. Iizumi,et al.  Incommensurate lattice instability in [N(CD3)4]2ZnCl4 , 1983 .

[76]  R. Cowley,et al.  X-ray diffraction study of incommensurate (N(CH3)4)2CoCl4-consequences of radiation damage , 1985 .

[77]  K. Hamano Dielectric and Electrostrictive Anomalies Slightly above the Curie Point of NaNO 2 , 1964 .

[78]  R. Elliott Phenomenological Discussion of Magnetic Ordering in the Heavy Rare-Earth Metals , 1961 .

[79]  Y. Ishibashi,et al.  Study of Incommensurate Phase Transition in {N(CH 3 ) 4 } 2 ZnCl 4 Crystal by Means of Ultrasound Propagation , 1979 .

[80]  F. Dénoyer,et al.  Inelastic neutron scattering study of commensurate-incommensurate phase transition in thiourea , 1978 .

[81]  P. Wyder,et al.  Raman and far infrared-spectroscopy of the incommensurate structure NA2C03 , 1984 .

[82]  K. Uchinokura,et al.  Raman-scattering study of successive phase transitions in K2ZnCl4 , 1986 .

[83]  M. Couzi,et al.  Raman scattering and X-ray diffraction study of structural phase transitions in the perovskite-type layer compound (C3H7NH3)2CdCl4 , 1985 .

[84]  G. Marion Etude aux rayons X de la phase incommensurable dans (N(CH3) 4)2MCl4, M = Co et Zn , 1981 .

[85]  Y. Ishibashi,et al.  Incommensurate-Commensurate Phase Transitions in Ferroelectric Substances , 1978 .

[86]  M. Iizumi,et al.  Neutron Diffraction Study on the Incommensurate Phase in {N(CH3)4}2CuCl4 , 1980 .

[87]  G. Godefroy,et al.  Phase transitions of tetra-methylammonium tetrahalogeno-metallate (ii) solid solution single crystals , 1987 .

[88]  K. Yoneda,et al.  Effect of purification on dielectric properties near the commensurate‐incommensurate transition point of Rb2ZnCl4 , 1988 .

[89]  Barnett,et al.  Moving discommensurations interacting with diffusing impurities. , 1987, Physical review. B, Condensed matter.

[90]  J. Holakovský,et al.  Theory of dielectric susceptibility in an applied electric field near the incommensurate-to-commensurate phase transition in K2SeO4-type crystals , 1988 .

[91]  W. L. Mcmillan Landau theory of charge-density waves in transition-metal dichalcogenides , 1975 .

[92]  S. Hoshino,et al.  X-Ray Study on the Phase Transition of NaNO2 , 1967 .

[93]  M. Iizumi,et al.  Neutron Scattering Study on the Normal-Incommensurate Phase Transition in K 2 ZnCl 4 , 1984 .

[94]  K. Aizu Newly Formulated Phenomenological Theory of Incommensurate Transitions in a Substance like NaNO2 , 1982 .

[95]  Shaw,et al.  Incommensurate structure in the Bi-Sr-Ca-Cu-O 80-K superconductor. , 1988, Physical review. B, Condensed matter.

[96]  Y. Yamada,et al.  A Unified View of Incommensurate-Commensurate Phase Transitions in A2BX4 Type Crystals , 1983 .

[97]  R. Abe,et al.  Dielectric Dispersion of K2SeO4 and Rb2ZnCl4 around Incommensurate-Commensurate Transition Points , 1980 .

[98]  J. Petersson,et al.  87Rb NMR study of the temperature and electric field dependence of the soliton density near the lock-in transition of incommensurate Rb2ZnCl4 , 1985 .

[99]  B. Strukov,et al.  The order of the commensurate-incommensurate phase transition in (NH4)2BeF4 crystals , 1986 .

[100]  Errandonea,et al.  Brillouin scattering study of the elastic properties of incommensurate barium sodium niobate. , 1985, Physical review. B, Condensed matter.

[101]  I. Hatta,et al.  Heat Capacity in α-β Phase Transition of Quartz , 1985 .

[102]  K. Gesi Effect of Hydrostatic Pressure on the Phase Transitions in Thiourea , 1969 .

[103]  R. Pisarev,et al.  Optical phenomena in BaMnF 4 near its phase-transition temperatures , 1983 .

[104]  A. Sheleg,et al.  X-ray diffraction study of the incommensurate structures in α-ZnP2 , 1986 .

[105]  M. Fukui,et al.  Incommensurate Phase in γ-Irradiated RbH3(SeO3)2 and RbD3(SeO3)2 , 1984 .

[106]  T. Hishinuma,et al.  Thermal Hysteresis Accompanying the Incommensurate-Commensurate Phase Transitions in Rb 2 ZnBr 4 and Rb 2 ZnCl 4 , 1981 .

[107]  K. Ema,et al.  Study of Thermal Expansion of NaNO 2 with Special Emphasis on the Vicinity of the Transition Points , 1975 .

[108]  A. Michelson Phase diagrams near the Lifshitz point. I. Uniaxial magnetization , 1977 .

[109]  J. Slak,et al.  Cl 35 nuclear-quadrupole-resonance investigations of the lock-in phase and of the new low-temperature phase in K 2 Zn Cl 4 , 1983 .

[110]  F. Disalvo,et al.  Study of Superlattice Formation in 2H-NbSe 2 and 2H-TaSe 2 by Neutron Scattering , 1975 .

[111]  K. Hamano Electromechanical Properties of Order-Disorder Type Ferroelectrics. I. Piezoelectric and Elastic Properties , 1976 .

[112]  S. Sawada,et al.  Ferrielectricity in (NH4)2SO4, (NH4)2BeF4 and K2SeO4 , 1980 .

[113]  K. Gesi Effect of Hydrostatic Pressure on the Phase Transitions in Ferroelectric {N(CH3)4}2ZnI4 , 1982 .

[114]  M. Iizumi,et al.  Study on the Incommensurate Nature of the Intermediate Phase of RbD3(SeO3)2 by Neutron Diffraction , 1980 .

[115]  M. Chabin,et al.  Temperature dependence of elastic behaviour of Rb2ZnCl4 by Brillouin spectroscopy , 1982 .

[116]  Y. Ishibashi,et al.  Ferroelectricity in [N(CH 3 ) 4 ] 2 CuBr 4 Crystal , 1981 .

[117]  Liu,et al.  Excitations in incommensurate biphenyl: Proton spin-lattice relaxation. , 1985, Physical review letters.

[118]  J. A. Fernández,et al.  Thermal, optical and spectroscopic investigation in ferroelastic incommensurate (N(CH3)4)2CuCl4 crystal , 1983 .

[119]  H. Mashiyama,et al.  Commensurately modulated structure of thiourea at 170 K , 1988 .

[120]  A. Jain Symmetry determination of commensurate and incommensurate phases of K2SeO4 by EPR , 1979 .

[121]  Zeks,et al.  Observation of phason dispersion in a ferroelectric liquid crystal by light scattering. , 1988, Physical review letters.

[122]  F. G. Ullman,et al.  Effect of hydrostatic pressure on the incommensurate phase of K 2 SeO 4 , 1980 .

[123]  Y. Ishibashi,et al.  Experimental Study of the Low Temperature Phase Transition of Rb 2 ZnCl 4 , 1981 .

[124]  S. R. Andrews,et al.  X-ray scattering in the normal and incommensurate phases of Rb2ZnCl4 , 1983 .

[125]  Terutaro Nakamura,et al.  Antiferroelectricity and Ferroelectricity in Rb2ZnBr4 , 1982 .

[126]  R. Blinc,et al.  Critical slowing down of fluctuations at the paraelectric-incommensurate phase transition in Rb2ZnCl4 , 1982 .

[127]  Schulz,et al.  Observation of nonlinear electrical transport at the onset of a Peierls transition in an organic conductor. , 1985, Physical Review Letters.

[128]  Bak Symmetry, stability, and elastic properties of icosahedral incommensurate crystals. , 1985, Physical review. B, Condensed matter.

[129]  Sherwin,et al.  Complete charge density-wave mode locking and freeze-out of fluctuations in NbSe3. , 1985, Physical review. B, Condensed matter.

[130]  G. Calvarin,et al.  Coexistence of two phases in incommensurate barium sodium niobate , 1987 .

[131]  Y. Uesu,et al.  X-ray dilatometric study of phase transitions of ferroelectric (NH4)2BeF4 , 1981 .

[132]  P. Muralt On the incommensurate re-entrant high-symmetry phase sequence in (C3H7NH3)2MnCl4. I. Microscopic considerations, model calculations and some macroscopic experiments , 1986 .

[133]  P. Echegut,et al.  Pseudosymmetry and infrared activity in the incommensurate phase of A 2 B X 4 compounds , 1984 .

[134]  J. Chapelle,et al.  Raman study of external frequencies of thiourea with temperature , 1977 .

[135]  I. R. Mcdonald,et al.  Phonon-orientational coupling in sodium nitrite , 1984 .

[136]  T. Kawamura,et al.  New Phases of Sr2Ta2O7 and Sr2Nb2O7 Found by Electron Microscopy and Diffraction , 1980 .

[137]  R. Griessen,et al.  On the first-order incommensurate-commensurate phase transition of CrMn single crystals , 1982 .

[138]  Haruhiko Suzuki,et al.  Dielectric and Dilatometric Studies on Ferroelectric {N(CH3)4}2CoCl4 , 1985 .

[139]  D. G. Sannikov Continuous incommensurate-commensurate phase transition in the weak anisotropy approximation , 1985 .

[140]  S. Sawada,et al.  Ferrielectricity in Rb2ZnCl4, Rb2ZnBr4, {N(CH3)4}2ZnCl4, {N(CH3)4}2CoCl4 and K2ZnCl4 , 1980 .

[141]  K. Gesi Ferroelectric Region of {N(CH3)4}2FeCl4 in the Pressure-Temperature Phase Space , 1983 .

[142]  Unruh,et al.  Direct measurement of the interaction potential between discommensurations in Rb2ZnCl4. , 1987, Physical review letters.

[143]  I. Hatta,et al.  Successive phase transitions of partially and fully polymerized crystals of 2,4‐Hexadiyne‐1,6‐Diol bis (p‐toluene sulfonate) , 1980 .

[144]  V. Heine,et al.  The origin of incommensurate structures in insulators , 1984 .

[145]  M. Ribet Direct evidence of defect mobility in the incommensurate phase of [N(CD3)4]2ZnCl4 crystals , 1983 .

[146]  J. Fousek,et al.  On the Incommensurate Phase of BaMnF4 , 1980, September 16.

[147]  Akiji Yamamoto,et al.  Modulated structure of thiourea [SC ( N H 2 ) 2 ] , 1980 .

[148]  T. Yagi,et al.  Brillouin Scattering Frequency Shift in the Incommesurate (Antiferroelectric) Phase of NaNO 2 , 1980 .

[149]  H. Unruh,et al.  On the incomplete devil's staircase of betaine calcium chloride dihydrate , 1989 .

[150]  K. Michel,et al.  Crystalline phases of thiourea. I. Model of incommensurate phases , 1984 .

[151]  M. Umeno,et al.  Brillouin Scattering in Sodium Nitrite , 1974 .

[152]  H. Cummins,et al.  Acoustic anomalies in terbium molybdate near the improper ferroelastic-ferroelectric phase transition , 1981 .

[153]  W. Brill,et al.  The Incommensurate Phase of Betaine Calciumchloride-Dihydrate , 1985 .

[154]  C. Ecolivet,et al.  Brillouin scattering in polyphenyls. II. Through the incommensurate phases of biphenyl , 1983 .

[155]  K. Gesi,et al.  Incommensurate Structure and Stress-Induced Phase in {N(CD3)4}2ZnCl4 , 1981 .

[156]  P. Echegut,et al.  Raman and far infrared spectra of K2SeO4 and their relation to the movement of the selenate radicals at orthorhombic sites , 1984 .

[157]  P. Bak,et al.  Mean-field theory of the three-dimensional anisotropic Ising model as a four-dimensional mapping , 1983 .

[158]  X. Cao,et al.  Dtermination des constantes photolastiques de la thioure par diffusion brillouin , 1977 .

[159]  R. Zeyher Ultrasonic attenuation in incommensurate solids due to order parameter fluctuations , 1986 .

[160]  R. Katiyar,et al.  Raman spectra of high-temperature incommensurate and superlattice phases of KLiSO4 , 1987 .

[161]  C. Benoit,et al.  Raman Scattering Spectra of TMA ZnCl4 , 1980 .

[162]  R. Pick,et al.  A Landau theory of elastic incommensurate transitions , 1983 .

[163]  D. Mukamel,et al.  Critical points of infinite order in charge-density-wave systems and in superconductors , 1981 .

[164]  R. Kind Determination of soliton width and density by NMR-NQR , 1983 .

[165]  Yasusada Yamada,et al.  Incommensurate Jahn-Teller Phase Transitions in R2PbCu(NO2)6 (R: K, Rb, Tl). I. Huang Scattering , 1980 .

[166]  R. Blinc,et al.  Floating of the Modulation Wave and Phase Pinning in Incommensurate Rb 2 ZnBr 4 , 1983 .

[167]  Y. Ishibashi,et al.  A New Ferroelectric Phase in BaZnGeO4 , 1985 .

[168]  S. R. Andrews,et al.  X-ray study of critical phenomena in (Rb0.995K0.005)2ZnCl4 , 1983 .

[169]  H. Matsunaga,et al.  Disordered Structure of Rb2ZnCl4 in the Normal Phase , 1983 .

[170]  T. Yagi,et al.  Nuclear Magnetic Resonance Study on 23 Na in Sodium Nitrite in the Vicinity of the Phase Transition Temperatures , 1970 .

[171]  T. Ikeda,et al.  Hydrostatic Pressure Effect on the Dielectric Properties of K 2 SeO 4 , 1981 .

[172]  R. LeSar,et al.  Competing Interactions and Microstructures: Statics and Dynamics , 1988 .

[173]  H. Bestgen Direct observation of discommensurations in the incommensurate superlattice of ferroelectric Rb2ZnCl4 by transmission electron microscopy , 1986 .

[174]  W. Kleemann,et al.  Birefringence study of the α-β transformation of berlinite, AlPO4 , 1984 .

[175]  Rao,et al.  Phonon density of states, free energy, and anharmonicity of LiKSO4. , 1986, Physical review. B, Condensed matter.

[176]  S. Sawada,et al.  Ferroelectricity in Rb2ZnCl4 , 1977 .

[177]  J. Petzelt Dielectric and light scattering spectroscopy of incommensurate phases in crystals , 1981 .

[178]  R. Kind,et al.  CI-NQR study of the low-temperature phase of Rb2ZnCl4 , 1983 .

[179]  James F. Scott,et al.  Phase transitions in BaMnF4 , 1979 .

[180]  M. Izumi,et al.  Raman study of charge-density-wave phase transition in quasi-one-dimensional conductor (TaSe4)2I , 1985 .

[181]  S. Nomura,et al.  Ferroelectricity in NaNO 2 , 1958 .

[182]  A. Glazer,et al.  Optical birefringence of RbHSeO4 , 1986 .

[183]  J. Petersson,et al.  On the landau potential describing the N-, IC- AND C-PHASES OF Rb2ZnCl4 type crystals , 1984 .

[184]  W. Steurer,et al.  The structure of the incommensurate modulated phase of α-bis(N-methylsalicylaldiminato)copper(II) , 1983 .

[185]  F. Lefaucheux,et al.  Lock-in and commensurate transitions of (N(CH3)4)2ZnCl4 crystals studied by means of real time x-ray synchrotron topography , 1986 .

[186]  W. Martienssen,et al.  Oscillatory and chaotic states of the electrical conduction in barium sodium niobate crystals , 1984 .

[187]  J. Tolédano Défauts et transitions de phases structurales , 1984 .

[188]  R. Sanctuary,et al.  Electrooptic Properties of Rb2ZnCl4 in the Incommensurate and Ferroelectric Phases , 1984, July 16.

[189]  J. Benoit,et al.  Brillouin scattering study of the incommensurate transition of K2SeO4 , 1982 .

[190]  K. Gesi,et al.  Electrical Properties of NaNO2 Single Crystal in the Vicinity of the Ferroelectric Curie Temperature , 1967 .

[191]  P. M. D. Wolff,et al.  The modulated structure of γ-Na2CO3 in a harmonic approximation , 1976 .

[192]  Mutka,et al.  Incommensurate phases in barium sodium niobate: Transmission-electron-microscopy study. , 1988, Physical review. B, Condensed matter.

[193]  V. Gramlich,et al.  Low-temperature phases in Cs2CdBr4 and Cs2HgBr4 , 1984 .

[194]  A F Murray,et al.  The theory of structurally incommensurate systems. II. Commensurate-incommensurate phase transitions , 1978 .

[195]  G. Godefroy,et al.  On the Phase-Transition in [(Ch3)4n]2znbr4 , 1983 .

[196]  C. Pater,et al.  Neutron scattering study of the incommensurate and commensurate phases ofRb2ZnBr4 , 1979 .

[197]  H. Matsunaga X-Ray Structural Study of the Successive Phase Transitions in Ammonium Tetrachlorozincate, (NH 4 ) 2 ZnCl 4 . II. Structural Modulation , 1982 .

[198]  V. Heine,et al.  The origin of the incommensurate phase III of biphenyl , 1985 .

[199]  Y. Ishibashi,et al.  Raman Scattering Spectra of Rb 2 ZnCl 4 , 1979 .

[200]  A. Overhauser Exchange and Correlation Instabilities of Simple Metals , 1968 .

[201]  M. Sakiyama,et al.  Heat Capacities and Volume Thermal Expansion of NaNO2 Crystal , 1965 .

[202]  S. Kojima,et al.  Crystal-Optic Observation of High-Pressure Phase Transition in Barium Sodium Niobate , 1978 .

[203]  R. Currat,et al.  Effect of hydrostatic pressure on modulated structures in thiourea , 1982 .

[204]  K. Lyons,et al.  Anisotropic order parameter phase fluctuations: BaMnF4 , 1980 .

[205]  V. Davydov,et al.  Lattice dynamics of ferroelectric NaNO2 by two-phonon Raman scattering and infrared absorption , 1978 .

[206]  A. Bandy,et al.  Lattice vibrational spectra of five crystal modifications of thiourea , 1972 .

[207]  Y. Makita,et al.  Ultrasonic Velocity and Absorption in RbH 3 (SeO 3 ) 2 near the Curie Temperature , 1980 .

[208]  J. Benoit,et al.  Brillouin scattering of N(CH3)4 ZnCl4 , 1984 .

[209]  G. Shirane,et al.  Lattice dynamics of commensurate and incommensurate K/sub 2/SeO/sub 4/ , 1980 .

[210]  M. Iizumi,et al.  Incommensurate-Commensurate Phase Transition in Rb2ZnBr4 , 1983 .

[211]  J. Tolédano,et al.  Caractère impropre de la transition ferroélastique du niobate de baryum et de sodium , 1975 .

[212]  P. Launois,et al.  Phasons and amplitudons in an n = 4 incommensurate structure: Phase II of biphenyl under pressure , 1988 .

[213]  S. Kojima,et al.  Optical mode softening in the incommensurate phase of Sr2Nb2O7 , 1979 .

[214]  T. Hahn,et al.  Phonon Dispersion and Mode Coupling in High-Quartz Near the Incommensurate Phase Transition , 1987 .

[215]  T. Simonson,et al.  Structure of the modulation in thiourea. I. symmetry properties , 1985 .

[216]  K. Ema,et al.  Dielectric Study of Relaxation Process in the Incommensurate Phase of Sodium Nitrite , 1988 .

[217]  S. Sawada,et al.  X-Ray Studies on Successive Structural Transitions in RbLiSO4 , 1979 .

[218]  D. J. Lockwood,et al.  Brillouin spectroscopy of the incommensurate phase of BaMnF 4 , 1978 .

[219]  H. Mashiyama,et al.  Dielectric susceptibility and thermal hysteresis in K2SeO4 and Rb2ZnCl4 , 1983 .

[220]  Y. Ishibashi,et al.  The Uniaxial Stress Effect on Normal-Incommensurate Phase Transition in K 2 SeO 4 —Observations of the Amplitude Mode by Raman Scattering— , 1982 .

[221]  K. Gesi Phase Transition in {N (CH_3)_4}_2MnBr_4 , 1983 .

[222]  T. Janssen,et al.  Excitations in Incommensurate Crystal Phases , 1988 .

[223]  B. Berge,et al.  Stress-Induced “3-q”-“1-q” Incommensurate Phase Transition in Quartz , 1987 .

[224]  T. Nattermann Nucleation, pinning and hysteresis effects at the incommensurate-commensurate transition , 1985 .

[225]  H. Mashiyama,et al.  Phenomenological Theory on Incommensurate and Commensurate Phases and Electric Field-Temperature Phase Diagram in Thiourea , 1988 .

[226]  Y. Shimizu,et al.  Ultrasonic Study of NaNO2. I. Anisotropic Character of Elastic Constants and Attenuation Coefficients , 1978 .

[227]  M. Fukui,et al.  ESR Line Shapes and Rotational Modes in the Structurally Incommensurate Phase of {N(CH3)4}2CoCl4 Crystal , 1983 .

[228]  Per Bak,et al.  The Devil's Staircase , 1986 .

[229]  J. Scott,et al.  Brillouin spectroscopy of acoustic phonon dispersion in Ba2NaNb5O15 at its incommensurate transition , 1983 .

[230]  G. Hauret,et al.  Study of the Velocity and Damping of Acoustic Waves Obtained by Brillouin Scattering in the Paraelastic Phase in GMO , 1976 .

[231]  H. Chihara,et al.  A Model Calculation of Electric Field Gradients in the Incommensurate Phases of Cs2HgBr4 and Cs2CdBr4 , 1987 .

[232]  V. Heine,et al.  The structure of the incommensurate modulated phase of NaNO2 , 1984 .

[233]  W. Rehwald The study of structural phase transitions by means of ultrasonic experiments , 1973 .

[234]  S. Amelinckx,et al.  Microstructure of the 'discommensurate' state in NbTe4 , 1986 .

[235]  J. Benoit,et al.  Hydrostatic pressure effect on commensurate—incommensurate transition in K2SeO4-Elastic anomalies studied by Brillouin scattering , 1985 .

[236]  M. Fukui,et al.  Phase Soliton Effect on ESR Line Shape in the Incommensurate Phase of K 2 SeO 4 Crystal , 1982 .

[237]  K. Lyons,et al.  A light scattering investigation of the incommensurate transition in BaMnF4 , 1979 .

[238]  Boyer,et al.  First-principles study of structural instabilities in halide-based perovskites: Competition between ferroelectricity and ferroelasticity. , 1985, Physical review. B, Condensed matter.

[239]  Aizu Kêitsiro Theory of Incommensurate Phase Transitions when the Soft Mode System Comprises Only a Nondegenerate Zero-Wavenumber Mode, as in NaNO2 , 1978 .

[240]  More,et al.  Neutron investigation of incommensurability and metastability in NH4HSeO , 1989, Physical review. B, Condensed matter.

[241]  P. Günter,et al.  Evidence for low temperature phase transition in Rb2ZnCl4 from dielectric constant and birefringence measurements , 1981 .

[242]  H. Chihara,et al.  K2SeO4: calorimetric studies of two successive phase transitions , 1983 .

[243]  J. Etxebarria,et al.  The phase transition sequence in the perovskite-type compound bis-propylammonium tetrachloro-cuprate , 1988 .

[244]  V. Janovec,et al.  Perfect domain textures of incommensurate phases , 1986 .

[245]  A. Bruce,et al.  The theory of structurally incommensurate systems. I. Disordered-incommensurate phase transitions , 1978 .

[246]  S. Coppersmith,et al.  Pinning transition of the discrete sine-Gordon equation , 1983 .

[247]  R. Blinc,et al.  Floating of the modulation wave in incommensurate Rb 2 ZnCl 4 , 1984 .

[248]  S. Hoshino,et al.  Phase Transition in NaNO2 , 1963 .

[249]  M. Hong,et al.  Incommensurate superlattice and 90° twist boundaries in the superconducting phase of Bi-Sr-Ca-Cu-O , 1988 .

[250]  G. Herth,et al.  Study of commensurate and incommensurate phases in NaNO2 by 23Na NMR , 1981 .

[251]  R. Blinc,et al.  87Rb electric field gradient tensors and the symmetry of the incommensurate phase in Rb2ZnBr4 and Rb2ZnCl4 , 1983 .

[252]  T. Ryan A high-resolution X-ray scattering study of monoclinic incommensurate BaMnF4 , 1986 .

[253]  S. Kojima,et al.  Raman scattering studies on high-pressure phase transitions of several crystals , 1980 .

[254]  J. A. Fernández,et al.  Commensurate and incommensurate phase transitions in bis-propylammonium manganese chloride crystals , 1984 .

[255]  G. Shirane,et al.  Structural phase transformation in K 2 Se O 4 , 1977 .

[256]  H. Mashiyama,et al.  Time Evolution of the Incommensurate Phase in K2ZnCl4 Observed by Dielectric Measurements and X-Ray Scatterings , 1987 .

[257]  B. Surin,et al.  Dynamic Characteristics of Radiation Defects in Silicon , 1985, September 16.

[258]  R. Blinc Magnetic resonance and relaxation in structurally incommensurate systems , 1981 .

[259]  S. Tanisaki,et al.  X-Ray Study of Low Temperature Phases in {N(CH 3 ) 4 } 2 ZnCl 4 , 1982 .

[260]  I. Hatta Critical Behavior of Electric Susceptibility in NaNO2 , 1975 .

[261]  Petersson,et al.  Static quadrupolar perturbed NMR in structurally incommensurate systems. II. 87Rb satellite transitions in Rb2ZnBr4. , 1987, Physical review. B, Condensed matter.

[262]  S. Sawada,et al.  Ferroelectricity in RbLiSO4 , 1976 .

[263]  Y. Noda,et al.  Successive jahn-teller phase transitions in Cs2PbCu(NO2)6 , 1978 .

[264]  H. Mashiyama,et al.  X-ray study on the modulation wavenumber in (N(CH3)4)2FeCl4 , 1982 .

[265]  K. Iio Nonlinear Optical Property of Sodium Nitrite. I. Second Harmonic Generation at Room Temperature , 1973 .

[266]  Takemi Yamada,et al.  Inter-Dipolar Interaction in NaNO2 , 1966 .

[267]  T. Fujimoto,et al.  Critical Phenomena and Anomalous Thermal Hysteresis Accompanying the Normal-Incommensurate-Commensurate Phase Transitions in Rb 2 ZnCl 4 , 1980 .

[268]  Kartar Singh,et al.  14N Nuclear Quadrupole Resonance in Ferroelectric Sodium Nitrite NaNO2 , 1974 .

[269]  A. Jacobs,et al.  Phenomenological theory of charge-density-wave states in trigonal-prismatic, transition-metal dichalcogenides , 1980 .

[270]  J. Jamet,et al.  Memory effect in thiourea: SC(ND2)2 , 1984 .

[271]  Maki,et al.  Inertial charge-density-wave dynamics in (TaSe4)2I. , 1985, Physical review. B, Condensed matter.

[272]  S. Choh,et al.  Magnetic resonance of 14N and 23Na in NaNO2 single crystal and powder , 1981 .

[273]  J. Perez-Mato,et al.  Thermal hysteresis and memory effect in the ferroelectric incommensurate tetramethylammonium tetrachloro cobaltate , 1986 .

[274]  Dutta,et al.  Extension of the Lifshitz-point concept to first-order phase transitions: Incommensurate NaNO2 in a transverse electric field. , 1986, Physical review. B, Condensed matter.

[275]  P. Bak Chaotic Behavior and Incommensurate Phases in the Anisotropic Ising Model with Competing Interactions , 1981 .

[276]  Nelson,et al.  Commensurate-incommensurate transitions with quenched random impurities. , 1985, Physical review letters.

[277]  S. Nomura,et al.  Domain Structure of NaNO2 , 1961 .

[278]  M. Horioka,et al.  Dielectric relaxation mechanism in the incommensurate phase of K2SeO4-type crystals , 1986 .

[279]  O. P. Lamba,et al.  Polarized Raman scattering from oriented single crystals of A2BX4 halides (A = Cs, B = Zn, X = Cl, Br, I) , 1986 .

[280]  A. Robinet,et al.  Wavevector dependence of acoustic phonons near the commensurate-incommensurate transition in K2SeO4 by Brillouin spectroscopy , 1984 .

[281]  G. Hauret,et al.  Brillouin scattering spectra and phonon-phonon interactions in paraelastic GMO , 1976 .

[282]  S. Hirotsu,et al.  Effect of impurities on the incommensurate-commensurate phase transitions in Rb2ZnCl4, K2ZnCl4 and Rb2ZnBr4 , 1981 .

[283]  Axe,et al.  Search for charge-density waves in a single crystal of potassium. , 1987, Physical Review B (Condensed Matter).

[284]  Y. Noda,et al.  Incommensurate Jahn-Teller transition in K2PbCu (NO2)6 , 1977 .

[285]  Kobayashi,et al.  Optical and x-ray studies on incommensurate phase transitions of ferroelectric ammonium fluoroberyllate (NH4)2BeF4. , 1985, Physical review. B, Condensed matter.

[286]  T. Simonson,et al.  On the symmetry properties of the incommensurate phase of thiourea , 1987 .

[287]  N. Yamamoto,et al.  Electron Microscope Study on Commensurate-Incommensurate Phase Transition of Rb2ZnCl4 Crystals , 1988 .

[288]  R. Blinc,et al.  Metastable chaotic state and the soliton density in incommensurateRb2ZnCl4 , 1984 .

[289]  Durand,et al.  Dielectric and neutron diffraction studies of radiation damage on modulated deuterated thiourea , 1987, Physical review. B, Condensed matter.

[290]  T. Yagi,et al.  Rayleigh and Brillouin Scattering in RbH 3 (SeO 3 ) 2 near the Phase Transition Temperature , 1983 .

[291]  G. Felcher,et al.  Neutron-polarization-analysis study of the spin structure of Cu-Mn spin-glasses , 1982 .

[292]  M. Fukui,et al.  Simultaneous measurements of ESR spectra and dielectric constant in RbH3 (SeO3)2 AND RbD3 (SeO3)2 , 1984 .

[293]  S. Iida,et al.  Phase Transitions in Superionic Cu 1.8 Se , 1983 .

[294]  V. J. Emery,et al.  Theory of the Structural Phase Transformations in Tetrathiafulvalene-Tetracyanoquinodimethane (TTF-TCNQ) , 1976 .

[295]  F. Dénoyer,et al.  Incommensurate phases in barium sodium niobate , 1981 .

[296]  H. Mashiyama,et al.  A Structural Study of the Successive Transitions in LiRbSO4 , 1987 .

[297]  J. Scott,et al.  Brillouin spectroscopy of the incommensurate—commensurate phase transition in barium sodium niobate , 1986 .

[298]  J. Schneck,et al.  Neutron scattering study of the tetragonal-to-incommensurate ferroelastic transition in barium sodium niobate , 1982 .

[299]  Bührer,et al.  Low-temperature incommensurate-commensurate phase sequence of (C3H7ND3)2MnCl4. , 1988, Physical review. B, Condensed matter.

[300]  F. G. Ullman,et al.  Stress dependence of Tc for the incommensurate phase transition in K2SeO4 , 1978 .

[301]  A. Bishop,et al.  Locking to incommensurate structures , 1986 .

[302]  C. Quate,et al.  The Origin of the Superstructure in Bi2Sr2CaCu2O8+δ as Revealed by Scanning Tunneling Microscopy , 1988, Science.

[303]  S. Hirotsu,et al.  Refractive Indices of NaNO 2 and Anisotropic Polarizability of NO 2 , 1968 .

[304]  F. G. Ullman,et al.  Analysis of the Raman Spectrum of the Higher Frequency Modes of Rb2ZnCl4 , 1985 .

[305]  R. Abe,et al.  Dielectric critrcal slowing-down in incommensurate-ferroelectric transition point of K2SeO4 and its related material , 1981 .

[306]  T. Ikeda,et al.  Elastic Compliance Anomalies in K2SeO4 , 1980 .

[307]  J. Perez-Mato,et al.  On the structure and symmetry of incommensurate phases. A practical formulation , 1987 .

[308]  K. Abe,et al.  Temperature dependent low-frequency modes in the incommensurate phase of quartz , 1986 .

[309]  E. Hegenbarth,et al.  Specific heat of a K2SeO4 single crystal in the temperature range 0.6 to 7K , 1983 .

[310]  K. Ema,et al.  Kinetic Process of Commensurate-Incommensurate Transition in K2ZnCl4 , 1985 .

[311]  R. Pick,et al.  A Raman signature of the incommensurate-commensurate phase transition (lock-in) in a crystalline monomer diacetylene : pTS , 1982 .

[312]  P. Wyder,et al.  Far-infrared and raman studies of the incommensurate structure Rb2ZnBr4. (A superspace approach) , 1982 .

[313]  J. Schneck,et al.  Kinetic characteristics of the thermal hysteresis in an incommensurate system , 1984 .

[314]  R. Jakubas Dielectric dispersion in the incommensurate phases of [N(CH3)4]2CoCl4 and [N(CH3)4]2ZnCl4 , 1985 .

[315]  J. Mathieu,et al.  Observation of soft-modes in a single crystal of Rb2ZnBr4 by Raman scattering , 1980 .

[316]  J. Fousek,et al.  Birefringence and Electrooptic Effect in K2SeO4 , 1982 .

[317]  J. Petersson,et al.  Observation of87Rb NMR satellite transitions in the commensurate and incommensurate phases of Rb2ZnCl4 , 1982 .

[318]  R. Blinc,et al.  Defect and fluctuation effects at the incommensurate-commensurate phase transition in Rb2ZnCl4 , 1984 .

[319]  B. Berge,et al.  Incommensurate phase of quartz : I. Elastic neutron scattering , 1984 .

[320]  Yu. M. Vysochanskii,et al.  Incommensurate phase in proper ferroelectric Sn2P2Se6 , 1986 .

[321]  V. Heine,et al.  Origin of Modulated Incommensurate Phases in Insulators , 1981 .

[322]  Werner,et al.  Direct observation of the charge-density wave in potassium by neutron diffraction. , 1986, Physical review letters.

[323]  P. Prelovšek Finite electric field effects on the incommensurate-commensurate transition in ferroelectrics , 1983 .

[324]  F. G. Ullman,et al.  Anomalies in the Raman Spectrum of K2SeO4 and their relation to possible oxygen sublattice disorder , 1981 .

[325]  S. K. Paranjpe,et al.  Powder neutron diffraction study of low temperature phase transition in LiKSO4 , 1986 .

[326]  N. Kato,et al.  Observation of Satellite Reflections in the Intermediate Phase of Quartz , 1983 .

[327]  C. Pater Neutron-scattering study of the incommensurate phase transition of Rb 2 ZnBr 4 , 1978 .

[328]  S. Sawada,et al.  Dielectric Properties of Ferroelectric Rb2ZnBe4 , 1981 .

[329]  J. Bachheimer Optical rotatory power and depolarisation of light in the α-, incommensurate and β-phases of quartz (20 to 600 degrees C) , 1986 .

[330]  Walker,et al.  Interpretation of Dauphiné-twin-domain configurations resulting from the alpha - beta phase transition in quartz and aluminum phosphate. , 1985, Physical review. B, Condensed matter.

[331]  J. Fernández,et al.  Critical study of the commensurate-incommensurate phase transition in the ferroelectric Rb2ZnCl4 , 1980 .

[332]  J. Albers,et al.  Temperature Dependence of Spontaneous and Induced Polarization of Betaine Calcium Chloride Dihydrate , 1985 .

[333]  S. Sawada,et al.  Thermal Conductivity of Sodium Nitrite , 1961 .

[334]  A. Chaves,et al.  Unusual sequence of commensurate-incommensurate phase transitions observed in KLiSO4 , 1983 .

[335]  K. Michel Microscopic theory of lattice instability and incommensurate phase transition in NaNO2 , 1981 .

[336]  P. Wyder,et al.  Evidence of superspace selection-rules in incommensurate structures by raman-spectroscopy on RB2ZNBR4 , 1982 .

[337]  S. Amelinckx,et al.  Electron microscopy and diffraction of modulated structures , 1985 .

[338]  J. Chapelle Some properties of thiourea in the single plane wave approximation , 1986 .

[339]  G. Shirane,et al.  Electric-Field-Induced Commensurate Phase in Deuterated Thiourea , 1982 .

[340]  J. Fousek,et al.  The incommensurate - commensurate phase transition in Rb2ZnCl4: confrontation of permittivity and birefringence data , 1987 .

[341]  S. Aubry Complete devil's staircase in the one-dimensional lattice gas , 1983 .

[342]  I. J. Fritz Ultrasonic velocity measurements near the 250°K phase transition in BaMnF4☆ , 1975 .

[343]  F. Dénoyer,et al.  Step-Wise Dielectric Anomaly and Discommensurations in the Incommensurate S1-xOxC(ND2)2 , 1988 .

[344]  J. Mato,et al.  Irreducible representations of space groups and superspace symmetry , 1984 .

[345]  G. Dolino,et al.  Observation of an intermediate phase near the α-β transition of quartz by heat capacity and neutron scattering measurements , 1983 .

[346]  T. Osaka,et al.  X-Ray Diffraction Study on a New Incommensurate Phase Transition in Ferroelectric (NH 4 ) 2 ZnBr 4 , 1983 .

[347]  J. Petersson,et al.  23Na EFG tensor as determined from first order nmr satellite lines near the phase transitions of NaNO2 and AgNa(NO2)2 , 1980 .

[348]  A. Colligiani,et al.  N 14 NQR and relaxation at the ferroelectric transition in NaN O 2 , 1977 .

[349]  Y. Ishibashi,et al.  Elastic Constants and Ultrasonic Absorption of Sodium Nitrite Single Crystals , 1970 .

[350]  R. Pick,et al.  Light scattering in displacive incommensurate structures: a Landau theory approach , 1981 .

[351]  Dolino,et al.  Kinetic crossover from continuous to discontinuous behavior in the incommensurate phase of quartz. , 1989, Physical review letters.

[352]  R. Blinc,et al.  Rb87Spin-Lattice Relaxation in the Incommensurable Phase ofRb2ZnCl4 , 1980 .

[353]  H. Unruh,et al.  Spectroscopic and dielectric investigations of K2SeO4 , 1979 .

[354]  Y. Ishibashi,et al.  Raman scattering study in the incommensurate structural phase transitions , 1983 .

[355]  Y. Yamada Dynamical structure analysis and its application to the study of the non-equillibrium state of NaNO2 , 1981 .

[356]  Rauch,et al.  Local charge-density-wave structure in 1T-TaS2 determined by scanning tunneling microscopy. , 1988, Physical review. B, Condensed matter.

[357]  Y. Ishibashi Domain Walls in Some Ferroelectrics with Incommensurate Phases , 1985 .

[358]  R. Blinc,et al.  14 N NMR study of the incommensurate phase transition in (NH 4 ) 2 BeF 4 , 1981 .

[359]  V. Heine,et al.  The incommensurate phase II of biphenyl , 1987 .

[360]  Y. Ishibashi,et al.  Raman Scattering Spectra of K2SeO4 , 1977 .

[361]  S. Nomura Thermal Properties of NaNO2 , 1961 .

[362]  P. Wyder,et al.  Temperature dependence of the static dielectric constant of Rb2ZnBr4: Solitons in a modulated structure? , 1981 .

[363]  Meekes Point-contact spectroscopy in incommensurate chromium. , 1988, Physical review. B, Condensed matter.

[364]  N. Kato,et al.  The Intermediate Phase of Quartz.I , 1985 .

[365]  R. Blinc,et al.  EPR lineshape study of the incommensurate phase in γ-irradiated K2SeO4 , 1981 .

[366]  G. Calvarin,et al.  Interaction of an incommensurate modulation with mobile and fixed defects in barium sodium niobate , 1984 .

[367]  Yu. N. Moskvich,et al.  The study of ferroelectric and modulated phase of ammonium hydrogen selenate , 1986 .

[368]  N. Yamada,et al.  A structural study of the phase transition in (NH4)2BeF4 , 1985 .

[369]  Y. Ishibashi,et al.  Evidence of Incommensurate-Ferroelastic (Commensurate) Phase Transition in {N(CH 3 ) 4 } 2 CuCl 4 Crystal , 1980 .

[370]  Gooding Rj,et al.  Properties of Dauphiné-twin domain walls in quartz and berlinite. , 1985 .

[371]  R. Cowley,et al.  Magnetic and structural phase transitions in BaMnF/sub 4/ , 1979 .

[372]  J. Jamet,et al.  Observation of a new memory effect in a modulated structure , 1983 .

[373]  Y. Ishibashi,et al.  Domain walls in a linear chain of atoms lying in double quadratic potential and interacting with second nearest neighbors , 1986 .

[374]  S. A. Werner,et al.  Spin density wave magnetism in copper-manganese alloys , 1985 .

[375]  J. Fivez,et al.  Dynamics of NaNO2 in the paraelectric and in the incommensurate phase , 1983 .

[376]  R. Laiho,et al.  On the elastic properties of (N(CH3)4)2ZnCl4 in the incommensurate and the commensurate phases , 1983 .

[377]  H. Unruh Pinning effects in incommensurately modulated structures , 1983 .

[378]  M. Vallade,et al.  Various possibilities for formation of incommensurate superstructure near the α-β transition in quartz , 1983 .

[379]  Heine,et al.  Excitations in biphenyl's incommensurate phase III. , 1987, Physical Review Letters.

[380]  R. Cowley,et al.  X-ray- and neutron-diffraction measurements on BaMnF4 , 1983 .

[381]  J. Fousek,et al.  Changes of Refractive Indices of Crystals Induced by Structural Phase Transitions , 1979, September 16.

[382]  H. Cummins,et al.  Critical Opalescence in Quartz , 1968 .

[383]  R. Clarke,et al.  Evidence for Discommensurations in Graphite Intercalation Compounds , 1981 .

[384]  Milia,et al.  Soliton density in Rb2ZnBr4. , 1986, Physical review. B, Condensed matter.

[385]  H. Takenaka,et al.  Stuctural Phase Transition in K 2 SeO 4 , 1975 .

[386]  V. Rutar,et al.  Nqr study of the floating of the incommensurate modulation wave in Rb2ZnCl4 , 1986 .

[387]  Errandonea Influence of a frozen defect density wave on an incommensurate modulation. , 1986, Physical review. B, Condensed matter.

[388]  H. Chihara,et al.  81Br Nuclear Quadrupole Resonance of Cs2ZnBr4 and Crystal Stability of Compounds of A2MX4 Type , 1987 .

[389]  Y. Ishibashi,et al.  Successive Phase Transitions in {N(CH 3 ) 4 } 2 CuCl 4 , 1980 .

[390]  O. Hudak,et al.  The shear stiffness in the incommensurate phase of A2BX4-type crystals , 1983 .

[391]  R. Withers,et al.  An examination of the formation and characteristics of charge-density waves in inorganic materials with special reference to the two- and one-dimensional transition-metal chalcogenides , 1986 .

[392]  V. Dvořák Structural phase transitions into incommensurate phases , 1980 .

[393]  N. Yasuda,et al.  Pressure-Temperature Phase Diagrams of Ferroelectric {N(CH3)4}2CoCl4 and {N(CH3)4}2ZnCl4 , 1980 .

[394]  W. Kleemann,et al.  Birefringence and brillouin scattering at the structural phase transitions of (CnH2n+1NH3)2FeCl4 WITH n = 1;2 , 1984 .

[395]  D. Durand,et al.  Neutron diffraction study of sodium nitrite in an applied electric field , 1983 .

[396]  M. Komukae,et al.  Ferroelectricity and Successive Phase Transitions in (NH4)2ZnBr4 , 1982 .

[397]  S. R. Andrews,et al.  An experimental study of the effect of random fields in BaMnF4: a material with continuous symmetry , 1986 .

[398]  Oliveira,et al.  Phase transitions in LiKSO4 below room temperature. , 1988, Physical review. B, Condensed matter.

[399]  P. J. Edwardson,et al.  Ab initio explanation of the incommensurate phase transition in BaMnF4 , 1987 .

[400]  P. Bak,et al.  Devil's Stairs and the Commensurate-Commensurate Transitions in CeSb , 1979 .

[401]  J. Mathieu,et al.  Phase transitions in C2O4HNH4, 1/2 H2O. A light scattering study at normal pressure , 1987 .

[402]  I. Hatta,et al.  Ultrasonic Study of NaNO2. II. Dynamics of Amplitude Mode in Incommensurate Phase , 1980 .

[403]  A. Collet,et al.  A calorimetric study of pTS (bis-p-toluenesulphonate of 2,4-hexadiyne 1,6-diol) and its phase transitions as a function of polymerization , 1981 .

[404]  S. Bhat,et al.  EPR investigations of phase transitions in lithium potassium sulfate: LiKSO4 , 1986 .

[405]  V. V. Gladkiǐ Macroscopic quadrupole moment of dielectric solids with structural phase transitions , 1986 .

[406]  Shigeo Suzuki,et al.  X-Ray Bragg Reflection and Infrared Absorption Topography of Ferroelectric NaNO2 , 1981 .

[407]  J. Perez-Mato,et al.  X-ray diffraction of incommensurate structures in the soliton regime , 1986 .

[408]  J. Chapelle,et al.  Study of the elastic stiffness constants of thiourea by Brillouin scattering , 1974 .

[409]  S. Shtrikman,et al.  Critical Behavior at the Onset of k --> -Space Instability on the lamda Line , 1975 .

[410]  H. Unruh,et al.  Properties of the secondary order parameter in Rb2ZnCl4 , 1981 .

[411]  J. Scott Non-equilibrium defects and the statics and dynamics of incommensurate crystals , 1986 .

[412]  W. L. Mcmillan Theory of discommensurations and the commensurate-incommensurate charge-density-wave phase transition , 1976 .

[413]  H. D. Bist,et al.  Raman scattering study of the phase sequence in A2BX4 halides , 1984 .

[414]  Dolino,et al.  gamma -ray-diffraction study of an incommensurate phase: Application to quartz. , 1985, Physical review. B, Condensed matter.

[415]  Y. Ishibashi,et al.  Ultrasonic Study of K2SeO4 in the Temperature Range of the Incommensurate Phase Transition , 1980 .

[416]  J. Lefebvre,et al.  Neutron study of the incommensurate phase in (N(CD3)4)2ZnCl4 crystal , 1981 .

[417]  Pedro Pedro Gili= Pedro Gili Trujillo Gili,et al.  Specific heat behaviour of K2SeO4 in the 48K–800K temperature range a new phase transition , 1980 .

[418]  D. Durand,et al.  Influence of irradiation defects on the properties of incommensurate insulators , 1988 .

[419]  F. G. Ullman,et al.  Uniaxial stress dependence of the incommensurate phase transition in K2SeO4 , 1982 .

[420]  M. Walker Theory of domain structures and associated defects in the incommensurate phase of quartz , 1983 .

[421]  R. Blinc Magnetic resonance and relaxation in incommensurate ferroelectrics , 1981 .

[422]  R. Kind,et al.  On the low‐temperature phase in Rb2Zncl4 , 1981 .

[423]  Y. Mo,et al.  BRILLOUIN STUDY OF THE PHASE-TRANSITION IN LIKSO4 IN THE LOW-TEMPERATURE RANGE , 1987 .

[424]  N. Kato,et al.  The Intermediate Phase of Quartz. II Behaviour near the First-Order Transition Temperature , 1985 .

[425]  H. Mashiyama,et al.  Phenomenological Theory of the Phase Transitions in {N(CH3)4}2CuBr4 , 1984 .

[426]  D. J. Lockwood Excitations in commensurate and incommensurate BaMnF4: a light scattering study , 1981 .

[427]  J. Filho,et al.  Phase transitions in LiKSO4 , 1986 .

[428]  Hamano,et al.  Phason gap in substitutionally disordered incommensurate systems. , 1986, Physical review letters.

[429]  K. Gesi Dielectric Study on the Phase Transitions in Cs2ZnI4 , 1981 .

[430]  M. Walker The harmonic lattice vibrations of a one-dimensional incommensurate lattice , 1978 .

[431]  A. Yamanaka,et al.  Scattering Angle Dependence of Brillouin Shift near the Normal-Incommensurate Phase Transition Point of Rb2ZnCl4 , 1981 .

[432]  K. Ema,et al.  Observation of the Difference between TN and the Temperature of Dielectric Constant Maximum in Antiferroelectric NaNO2 , 1975 .

[433]  H. Mashiyama A Model of Successive Transitions in {N(CH 3 ) 4 } 2 ZnCl 4 , 1980 .

[434]  S. Kojima,et al.  Raman Scattering Study on Rb2ZnBr4 , 1980 .

[435]  J. Scott,et al.  Dynamical model for the polar-incommensurate transition in BaMn F 4 , 1981 .

[436]  Martin,et al.  Circle maps and mode locking in the driven electrical conductivity of barium sodium niobate crystals. , 1986, Physical review letters.

[437]  V. Shekhtman,et al.  Structural aspects of low-temperature phase transitions in proustite (Ag3AsS3) , 1986 .

[438]  Order-disorder transitions in stage-2 graphite intercalation compounds , 1981 .

[439]  K. Hamano,et al.  X-Ray Study on the Thermal Hysteresis of the Modulation Wavevector in (Rb 1− x K x ) 2 ZnCl 4 , 1982 .

[440]  H. Sakata,et al.  Transient Dielectric Behavior during the Commensurate-to-Incommensurate Phase Transition in Rb2ZnCl4 , 1985 .

[441]  M. Suhara,et al.  EPR study of the phase transition in [N(CH3)4]2ZnCI4 doped with Mn2+ ions , 1983 .

[442]  J. Scott Soft-mode spectroscopy: Experimental studies of structural phase transitions , 1974 .

[443]  K. Hamano,et al.  X-Ray Study on the Thermal Hysteresis of the Incommensurate Wave Number in Rb 2 ZnCl 4 , 1981 .

[444]  Garland,et al.  Critical ultrasonic behavior near the normal-incommensurate phase transition in NaNO2. , 1986, Physical review. B, Condensed matter.

[445]  E. Wiener-avnear,et al.  Analysis of the Temperature-Dependent Phonon Structure in Sodium Nitrite by Raman Spectroscopy , 1972 .

[446]  Y. Ishibashi,et al.  The Lower Frequency Soft-Mode in the Ferroelectric Phase of K 2 SeO 4 , 1977 .

[447]  G. Lander,et al.  Observation of a charge-density wave in. cap alpha. -U at low temperature , 1980 .

[448]  F. Dénoyer,et al.  Neutron and X-ray precession studies of the incommensurate reflections near the 300°C transition in barium sodium niobate. , 1980 .

[449]  J. Petzelt,et al.  Infrared and Raman activity of soft modes in the incommensurate structure , 1978 .

[450]  J. Sapriel,et al.  Raman-scattering investigations in tetragonal tungsten bronze compounds. I. Ba 2 Na Nb 5 O 15 and related crystals , 1980 .

[451]  K. Gesi,et al.  X-Ray Diffraction Study on the Incommensurate-Commensurate Phase Transitions in {N(CH3)4}2CoCl4 , 1980 .

[452]  A. Jacobs,et al.  Theory of the incommensurate charge-density-wave phases of the 2H-TaSe 2 structure , 1982 .

[453]  W. Adlhart Dynamic structure factors for excitations in modulated structures , 1982 .

[454]  W. Depmeier Incommensurate phases in pamc: Where are we now? , 1986 .

[455]  U. Steigenberger,et al.  Temperature dependence of the wave vector of the incommensurate modulation in two BaMnF4 crystals grown by different techniques ; neutron and X-ray measurements , 1983 .

[456]  J. Bouillot,et al.  Observation of excitations in the incommensurable phases of biphenyl by inelastic neutron scattering , 1980 .

[457]  H. Cummins,et al.  Time dependence of the soliton density in K2ZnCl4: Dielectric evidence for pair annihilation in the intrinsic chaotic state , 1985 .

[458]  P. Bak,et al.  Commensurate-incommensurate transitions in rare-gas monolayers adsorbed on graphite and in layered charge-density-wave systems , 1979 .

[459]  I. Hatta Experimental Study on Dielectric Relaxation in NaNO2 , 1968 .

[460]  Ekardt Collective multipole excitations in small metal particles: Critical angular momentum lcr for the existence of collective surface modes. , 1985, Physical review. B, Condensed matter.

[461]  R. Blinc,et al.  Nmr observation of phasons and amplitudons in incommensurate phases , 1986 .

[462]  R. Blinc,et al.  Soliton Density in Structurally Incommensurate Systems , 1981 .

[463]  R. Whatmore,et al.  Incommensurate phases in ferroelectric tetragonal tungsten bronzes , 1981 .

[464]  O. Hudak Influence of external electric field on incommensurate-commensurate phase transition in K2SeO4 and (NH4)2BeF4 crystals. I. Static properties , 1983 .

[465]  G. Tendeloo,et al.  On the nature of diffuse satellites in the electron diffraction patterns of lead orthovanadate and lead orthophosphate , 1986 .

[466]  S. Sawada,et al.  The Electrical Resistivities of NaNO2 and KNO3 Crystals , 1962 .

[467]  G. Shirane,et al.  Study of theα−βQuartz Phase Transformation by Inelastic Neutron Scattering , 1970 .

[468]  T. Ikeda,et al.  Ultrasonic Study of Ferroelectric (NH4)2BeF4 under Hydrostatic High Pressure , 1982 .

[469]  T. Janssen,et al.  The superspace groups for incommensurate crystal structures with a one-dimensional modulation , 1981 .

[470]  H. Mashiyama,et al.  Relaxation of the Modulated Structure near the Lock-in Transition in K2ZnCl4 , 1985 .

[471]  C. Pater,et al.  Incommensurate structural phase transformation in Na 2 CO 3 , 1979 .

[472]  H. Mashiyama Critical Phenomena at the Normal-Incommensurate Phase Transition in Rb2ZnCl4 , 1981 .

[473]  J. Chapelle,et al.  New results in the study of Brillouin scattering in thiourea , 1979 .

[474]  P. Günter,et al.  Changes of Optical Properties at the Successive Phase Transitions in Rb2ZnCl4 , 1982, April 16.

[475]  D. Wolff The Pseudo-Symmetry of Modulated Crystal Structures , 1974 .

[476]  R. Kind,et al.  NQR study of the structural phase transitions in Cs2CdBr4 , 1980 .

[477]  T. Simonson,et al.  Structure of the modulation in thiourea. II. Structure refinement , 1988 .

[478]  K. Gesi,et al.  X-Ray Study on Phase Transitions in Ferroelectric Rb2CoX4 (X=Cl or Br) Crystal , 1987 .

[479]  J. Perez-Mato,et al.  Superspace groups and Landau theory. A physical approach to superspace symmetry in incommensurate structures , 1984 .

[480]  F. Moussa,et al.  Double-well potentials and structural phase transitions in polyphenyls , 1980 .

[481]  S. Amelinckx,et al.  The “devil's staircase” in CdP2 and ZnP2 , 1986 .

[482]  T. Janssen,et al.  Symmetry properties of incommensurate crystal phases , 1980 .

[483]  H. Orihara,et al.  Phase Transition in Thiourea under High Pressure , 1982 .

[484]  Walker,et al.  Novel type of phase transition to incommensurate structure in quartz and in berlinite. , 1987, Physical review letters.

[485]  A. Rigamonti NMR-NQR studies of structural phase transitions , 1984 .

[486]  Y. Ishibashi,et al.  Observation of the Phase Mode in the Incommensurate Phase of K 2 SeO 4 by Raman Scattering , 1980 .

[487]  G. Tendeloo,et al.  The direct observation of discommensurations in barium sodium niobate (BSN) and its homologues , 1985 .

[488]  G. Goldsmith,et al.  Ferroelectric Behavior of Thiourea , 1959 .

[489]  M. Sanquer,et al.  Structural phase transition in polyphenyls. VIII. The modulated structure of phase III of biphenyl (T∝ 20 K) from neutron diffraction data , 1983 .

[490]  F. Lefaucheux,et al.  Satellite reflection study of the incommensurate phase in (N(CH3)4)2ZnCl4 crystal by means of real-time X-ray synchrotron topography , 1986 .

[491]  K. Gesi Effect of hydrostatic pressure on the lock-in transitions in tetramethylammonium tetrahalogenometallic compounds, {N(CH3)4}2XY4 , 1986 .

[492]  S. Kojima,et al.  Successive Phase Transitions and Their Soft Modes in Ferroelectric Sr2Nb2O7 , 1985 .

[493]  Y. Fujii,et al.  Dielectric Relaxation Mechanism in NaNO 2 , 1966 .

[494]  L. Jastrabík,et al.  Optical properties of K2SeO4 in the vicinity of phase transitions , 1983 .

[495]  H. Unruh,et al.  Dielectric response of incommensurate ferroelectrics , 1988 .

[496]  H. Chihara,et al.  Heat capacity anomalies due to successive phase transitions in 1,1′-biphenyl , 1980 .

[497]  E. Nakamura,et al.  Dynamical dielectric properties of NaNO2 in the incommensurate phase , 1986 .

[498]  R. Blinc,et al.  RB-87 nuclear magnetic-resonance evidence for solutions and phasons in RB2ZNBR4 , 1982 .

[499]  P. Bastie,et al.  Birefringence and γ‐ray study of the irreversible behaviour of the incommensurate phase of quartz , 1988 .

[500]  A. Pietraszko,et al.  Modulation of the intermediate, antiferroelectric phase of NaNO2 , 1978 .

[501]  T. Yagi,et al.  Brillouin Scattering Study of the Paraelectric-Incommensurate Phase Transition in K 2 SeO 4 , 1979 .

[502]  R. Blinc,et al.  Amplitude-fluctuation effects on magnetic-resonance line shape and soliton density in incommensurate systems , 1983 .

[503]  B. Žekš,et al.  Dielectric constant in the incommensurate phase of Rb 2 Zn Cl 4 , 1982 .

[504]  Gesi Kazuo Effect of Hydrostatic Pressure on the Phase Transitions in K2ZnCl4 , 1984 .

[505]  J. Perez-Mato,et al.  Diffraction symmetry of incommensurate structures , 1986 .

[506]  M. Fukui,et al.  Dielectric Anomaly at the Phase Transition of RbD3(SeO3)2 , 1984 .

[507]  K. Gesi Effect of Hydrostatic Pressure on the Phase Transitions in Ferroelectric {N(CD3)4}2CoCl4 , 1982 .

[508]  J. Sworakowski,et al.  Dielectric properties of single crystals of the substituted diacetylene pTS: effect of the solid-state polymerization and phase transitions , 1986 .

[509]  J. Petersson,et al.  On the dielectric and thermal behaviour of the ferroelectric NaNO2 , 1980 .

[510]  T. Yagi,et al.  Brillouin Scattering Study of NaNO2 in the Vicinity of Its Phase Transition Temperatures , 1982 .

[511]  E. Schneider Classical behaviour of the soliton density in Rb2ZnCl4 studied by 87Rb NMR , 1982 .

[512]  N. Kołpakova,et al.  Anomalous Incommensurate Soft Mode Damping in Cd2Nb2O7 and K2SeO4 , 1985 .

[513]  T. Nattermann Metastability and Depinning Threshold in the Random Field Ising Model , 1985, May 1.

[514]  U. Steigenberger,et al.  Temperature-pressure phase diagram of deuterated tetramethylammonium tetrachlorozincate , 1984 .

[515]  P. Launois,et al.  A Pressure-Induced Incommensurate Phase in Ammonium Hydrogen Oxalate Hemihydrate , 1988 .

[516]  I. Hatta,et al.  True behavior of heat capacity in α, incommensurate and β phases of quartz , 1985 .

[517]  J. Perez-Mato Symmetry analysis of the phase transition sequence in betaine calcium chloride dihydrate , 1988 .

[518]  J. Gesland,et al.  Barium manganese fluoride BaMnF4 as an improfer ferroelastic , 1986 .

[519]  J. Lefebvre,et al.  Temperature dependence of the low frequency Raman scattering spectra in tetramethylammonium tetrachlorozincate , 1983 .

[520]  T. Janssen,et al.  Raman and infrared studies of [N(CH3)4]2ZnCl4 , 1988 .

[521]  D. Durand,et al.  Neutron diffraction study of deuterated Tetramethylammonium Tetrachlorozincate under an applied electric field , 1988 .

[522]  T. Janssen,et al.  Superspace groups and representations of ordinary space groups: Alternative approaches to the symmetry of incommensurate crystal phases , 1984 .

[523]  Y. Uesu,et al.  Comprehensive study of incommensurate phase transitions in (NH4)2BeF4 I , 1985 .

[524]  Ozawa Kunio,et al.  Effect of Hydrostatic Pressure on the Phase Transitions in {N(CH3)4}2MnCl4 , 1984 .

[525]  Y. Ishibashi,et al.  Thermal Expansion in K_2SeO_4 , 1977 .

[526]  J. Fousek,et al.  Propagation of light in Rb2ZnCl4-type crystals with incommensurate modulation , 1986 .

[527]  J. Ribet,et al.  Etude de la phase non commensurable de { N(CH3)4 } 2 ZnCl4 par Laüe monochromatique , 1980 .

[528]  Y. Ishibashi,et al.  Consideration of Lattice Vibrations in the Incommensurate Phase of Thiourea , 1979 .

[529]  F. Lévy,et al.  Incommensurate-commensurate transition in TaS3 , 1983 .

[530]  I. J. Fritz,et al.  Light-Scattering Studies of the Soft Ferroelectric and Acoustic Modes of KD2PO4 , 1973 .

[531]  I. Tatsuzaki,et al.  Raman Scattering Study of the Phase Transition in RbH3(SeO3)2 in the Frequency Region of the Internal Vibrations , 1981 .

[532]  A. Vonlanthen,et al.  Ultrasonic study of the structural phase transitions in [N(CH3)4]2CuCl4 , 1985 .

[533]  J. Sénateur,et al.  Effect of Pressure on the Crystal Lattice Parameters of CeAl2, PrAl2, YbAl2, and CeS , 1980, September 16.

[534]  T. Nattermann Classical versus non-classical behaviour of incommensurate systems from secondary order parameter susceptibility , 1982 .

[535]  J. Axe Debye-Waller factors for incommensurate structures , 1980 .

[536]  K. Gesi,et al.  X-Ray Diffraction Study on the Crystal Structure and the Incommensurate-Commensurate Phase Transition in {N(CH3)4}2CuBr4 , 1982 .

[537]  R. Currat,et al.  Neutron scattering investigation of incommensurate ThBr4 , 1983 .

[538]  M. Tello,et al.  The incommensurate phase in tetramethylammonium tetrachloromanganate , 1988 .

[539]  T. Janssen,et al.  Symmetry of incommensurate crystal phases. II. Incommensurate basic structure , 1980 .

[540]  P. Prelovšek,et al.  Incommensurate phase of (NH4)2BeF4 in an applied electric field , 1984 .

[541]  K. Gesi Ferroelectricity in K2ZnCl4 , 1978 .

[542]  A. Vonlanthen,et al.  Single crystal 2,4-hexadiynylene-bis (p-toluenesulfonate): Elastic properties and phase transitions in the monomer and polymer , 1983 .

[543]  V. Lemanov,et al.  Ultrasonic study of incommensurate phase transitions in ferroelectrics , 1987 .

[544]  J. Jamet Defect‐density waves and memory effects in modulated systems , 1988 .

[545]  H. Mashiyama,et al.  X-Ray Diffraction Study of the Modulation Wavenumber in {N (CH3)4}2ZnCl4 under Pressure , 1986 .

[546]  P. Ewen,et al.  A RAMAN-STUDY OF AG3ASS3 (PROUSTITE) , 1984 .

[547]  A. Yamamoto Structure factor of modulated crystal structures , 1982 .

[548]  H. Chihara,et al.  Heat capacity anomalies at successive phase transitions of K2SeO4 , 1981 .

[549]  I. Hatta Static Electric Susceptibility and Dielectric Relaxation Time near the Transition Points in NaNO2 , 1970 .

[550]  A. Ando,et al.  Structural modulation observed in Rb2ZnCl4 , 1986 .

[551]  J. Hardy,et al.  Theoretical Study of the Structural Phase Transition in RbCaF3 , 1981 .

[552]  F. Moussa,et al.  Incommensurate phases in biphenyl , 1979 .

[553]  M. L. Bansal,et al.  Absence of unusual sequence of commensurate-incommensurate phase transitions in LiKSO4: an EPR study using an SO4- probe , 1987 .

[554]  H. Matsunaga X-Ray Structural Study of the Successive Phase Transitions in Ammonium Tetrachlorozincate, (NH4)2ZnCl4. I. Crystal Structure Determination , 1982 .

[555]  T. Yagi,et al.  Brillouin Scattering Study of the Successive Phase Transitions in K 2 SeO 4 , 1981 .

[556]  H. Chihara,et al.  Heat Capacities of Rb 2 ZnBr 4 between 3 and 300 K—Thermodynamic Properties of Its Incommensurate Phase Transitions , 1983 .

[557]  M. Lambert,et al.  Etude par rayons X et par neutrons de la phase incommensurable du nitrite de sodium , 1982 .

[558]  B. Berge,et al.  Inelastic neutron scattering study of quartz near the incommensurate phase transition , 1986 .

[559]  J. Fossum A phenomenological analysis of ultrasound near phase transitions , 1985 .

[560]  J. Scott,et al.  Scaling of diverging optical phonon linewidth in displacive ferroelectrics , 1986 .

[561]  Chen,et al.  Tunneling images of gallium on a silicon surface: Reconstructions, superlattices, and incommensuration. , 1988, Physical review letters.

[562]  H. Mashiyama,et al.  Incommensurate-Commensurate Phase Transition of {N(CH3)4}2MnCl4 , 1981 .

[563]  Y. Ishibashi,et al.  The Observation of Soft Mode in Rb 2 ZnCl 4 by Raman Scattering , 1978 .

[564]  C. Kennard,et al.  The crystal structures of tetramethylammonium tetrachloro-cobaltate(II), -nickelate(II), and -zincate(II) , 1967 .

[565]  R. Currat,et al.  Neutron evidence for an overdamped phason branch in incommensurate K2SeO4 , 1983 .

[566]  N. Yamada,et al.  Successive Phase Transitions in Cs 2 CdBr 4 , 1983 .

[567]  T. Natterman Interface phenomenology, dipolar interaction, and the dimensionality dependence of the incommensurate-commensurate transition , 1983 .

[568]  R. Blinc,et al.  Rb87NMR study of the incommensurate phase in RbD3(SeO3)2 , 1982 .

[569]  A. Bree,et al.  Further evidence for phase transitions in biphenyl near 40 K and 16 K , 1978 .

[570]  Pérez-Mato,et al.  Evidence of memory effects in a commensurate ferroelectric phase. , 1987, Physical review. B, Condensed matter.

[571]  P. Wyder,et al.  Temperature dependence of the far infrared transmission of the modulated structure Rb2ZnBr4 , 1980 .

[572]  F. G. Ullman,et al.  Light-scattering study of the non-zero wave vector incommensurate soft mode in K2SeO4☆ , 1979 .

[573]  B. Berge,et al.  Incommensurate phase of quartz. - II : Brillouin scattering studies , 1984 .

[574]  L. Sobczyk,et al.  Dielectric Relaxation Study of the Incommensurate Phase of [(CH3)4N]2 CuBr4 near the Transition Temperature , 1983, August 16.

[575]  T. Shigenari,et al.  Light Scattering Studies on the Intermediate Phase Near the α-β Transition of Quartz , 1985 .

[576]  R. Blinc,et al.  Incommensurate-Reentrant High-Symmetry Phase-Transition in a Layer-Structure Perovskite , 1982 .

[577]  H. Cummins,et al.  Preliminary investigation of the pressure and electric field dependence of the incommensurate phase of NaNO2: Neutron scattering and dielectric measurements , 1983 .

[578]  A. Bruce,et al.  The theory of structurally incommensurate systems. III. The fluctuation spectrum of incommensurate phases , 1978 .

[579]  S. Sawada,et al.  Experimental Studies on Ferrielectricity in RbLiSO4 , 1979 .

[580]  H. Sakata,et al.  Kinetic Process of the Incommensurate-to-Commensurate Phase Transition in Rb2ZnCl4 , 1988 .

[581]  Y. Ishibashi Calculation of Specific Heat in an Incommensurate Phase of the K 2 SeO 4 -Type Crystals , 1982 .

[582]  Y. Noda,et al.  Successive Jahn-Teller transitions and the canted pseudospin state in K2PbCu(NO2)6 , 1976 .

[583]  G. Tendeloo,et al.  Electron microscopic studies of modulated structures in (Au, Ag) Te2: Part II. Sylvanite AgAuTe4 , 1983 .

[584]  N. Yasuda,et al.  Pressure-induced ferroelectricity in {N(CH3)4}2FeCl4 , 1980 .

[585]  N. Yamamoto High-resolution electron microscopy of the incommensurate structure in Sr2Nb2O2 , 1981 .

[586]  T. Nattermann Dielectric tails in K2ZnCl4: No evidence for an intrinsic chaotic state , 1986 .

[587]  J. Saja,et al.  A study on the structural phase transitions of ferroelastic [N(CH3)4]2CuCl4 from microhardness measurements , 1982 .

[588]  J. Petzelt,et al.  Infrared reflectivity of BaMnF4 , 1986 .

[589]  J. Jamet,et al.  Modulated phases, memory effect and defect density waves in thiourea , 1986 .

[590]  M. Tello,et al.  Calorimetric study of the ferroelectric (N(CH3)4)2ZnCl4: critical behaviour of the commensurate-incommensurate phase transition , 1981 .

[591]  G. Smolensky,et al.  Thermal hysteresis of the dielectric constant and anomalous behaviour of the raman soft mode damping of Cd2Nb2O7 , 1987 .

[592]  P. A. Fleury,et al.  Soft modes below the incommensurate transition in K2SeO4 , 1979 .

[593]  Calvarin,et al.  Transmission-electron-microscopy observation of the memory effect through the pattern of discommensurations in barium sodium niobate. , 1987, Physical review. B, Condensed matter.

[594]  T. Janssen On the application of a frustration model to the phase diagram of tetramethylammonium-chlorometallates and other A2BX4 compounds , 1986 .

[595]  R. Pisarev,et al.  Optical phenomena in BaMnF4 near its phase transition temperatures , 1984 .

[596]  R. Cowley,et al.  Crystal Dynamics and the Ferroelectric Phase Transition of Sodium Nitrite , 1970 .

[597]  T. Ikeda,et al.  A Structural Study of the Incommensurate-to-Ferroelectric Phase Transition in K2SeO4 , 1984 .

[598]  J. Fousek,et al.  The influence of the electric field on the incommensurate-commensurate phase transition in Rb2ZnCl4-type crystals , 1988 .

[599]  P. Bak,et al.  Long-wavelength excitations in incommensurate intergrowth compounds with application to Hg/sub 3-delta/AsF/sub 6/ , 1982 .

[600]  J. Herreros,et al.  Phenomenological coefficients and pressure-temperature phase diagram for the phase transition sequences in tetramethylammonium tetrachlorozincate and tetrachlorocobaltate , 1985 .

[601]  F. G. Ullman,et al.  Interpretation of anomalies in the Raman spectrum of K 2 SeO 4 in terms of oxygen sublattice disorder , 1983 .

[602]  W. L. Wang,et al.  Characterization of the grown-in defects in Zn-doped InP☆ , 1984 .

[603]  R. Hosemann,et al.  X-ray analysis of ferroelectric domains in the paraelectric phase of NaNO2 , 1964 .

[604]  F. G. Ullman,et al.  New measurements of the Raman spectrum of potassium selenate , 1988 .

[605]  S. Hoshino,et al.  Anomalous Temperature Dependence of Lattice Constants of Ferroelectric Sodium Nitrite , 1961 .

[606]  Y. Ishibashi,et al.  A Model Calculation of Elastic Softening in Incommensurate-Ferroelastic Phase Transition of Some A 2 BX 4 -Type Crystals , 1981 .

[607]  V. Dvořák,et al.  On asymmetric propagation on transverse acoustic waves near the structural phase transition in RbH3(SeO3)2 , 1982 .

[608]  N. R. Ivanov,et al.  Anomalies of thermal dilatation in Rb2ZnBr4 crystals , 1986 .

[609]  Ziro Narita Nonlinear Dielectric Anomaly in NaNO2 in the Paraelectric Phase , 1978 .

[610]  R. Blinc,et al.  Plane-wave and multisoliton lattice modulation regimes in incommensurate Rb2ZnCl4 , 1984 .

[611]  T. Janssen,et al.  One-dimensional model for a crystal with displacive modulation , 1981 .

[612]  A. Janner,et al.  Morphological determination of modulated-cell parameters of Rb2ZnBr4 , 1983 .

[613]  H. Mashiyama,et al.  A New Ferroelectric Phase and a Field Induced Phase of LiRbSO 4 , 1985 .

[614]  T. Sambongi,et al.  X-Ray Study of Charge Density Wave Structure in 1T-TaS 2 , 1984 .

[615]  Ishibashi Yoshihiro,et al.  A Model of an Incommensurate-Commensurate Phase Transition , 1978 .

[616]  S. Hirotsu,et al.  Ultrasonic investigation of the normal-incommensurate-commensurate phase transitions in Rb2ZnCl4 and K2ZnCl4 , 1981 .

[617]  B. Lavrenčič On the incommensurate-polar transition in ferroelectric Sr2Nb2O7 , 1984 .

[618]  J. Berger Elastic studies of phase transitions , 1989 .

[619]  J. Primot,et al.  New phase transition with increasing symmetry on cooling in barium sodium niobate , 1977 .

[620]  P. Prelovšek Tricritical point in the incommensurate systems , 1982 .

[621]  J. Fousek,et al.  Birefringence in an Incommensurate Structure: Rb2ZnCl4 , 1985 .

[622]  J. Scott,et al.  Ferroelectrically induced ferromagnetism , 1977 .

[623]  R. Kind,et al.  Successive phase transitions in pseudohexagonal Cs2HgBr4 , 1981 .

[624]  P. Wyder,et al.  Evidence for soft modes at Q--not-equal O in the far-infrared spectrum of RB2ZNBR4 , 1980 .

[625]  T. Yagi,et al.  Brillouin Scattering Study of the Hexagonal-Orthorhombic Phase Transition in K 2 SeO 4 , 1980 .

[626]  J. Petersson,et al.  Spin lattice relaxation of the 23Na nucleus near the phase transitions of NaNO2 , 1981 .

[627]  G. Calvarin,et al.  Influence of a Frozen Defects Density Wave on the Incommensurate Modulation in Barium Sodium Niobate , 1985 .

[628]  R. Colella,et al.  Anomalies in the X-ray diffuse scattering from Cr-doped V2O3 at the high temperature metal—insulator transition☆ , 1979 .

[629]  Y. Akishige,et al.  ESR Study of the Normal-Incommensurate Phase Transition in Sr2Nb2O7 , 1983 .

[630]  Brown,et al.  Incommensurate magnetic phase in EuAs3 with zone-boundary lock-in. , 1986, Physical review letters.

[631]  B. Berge,et al.  Calorimetric and neutron scattering studies of the incommensurate phase of berlinite (AlPO4) , 1984 .

[632]  J. Pannetier,et al.  Neutron structural study of the successive phase transitions in Rb2ZnCl4 , 1983 .

[633]  A. Janner,et al.  Electric field gradient tensor in modulated ionic crystals , 1983 .

[634]  Li Yin-Yuan High-temperature incommensurate phase and superstructure of LiKSO4 , 1984 .

[635]  J. Axe,et al.  Thiourea under a High Electric Field: X-Ray Studies , 1983 .

[636]  Sakai Akira,et al.  Raman Spectra of RbH3(SeO3)2 above and below the Phase Transition , 1980 .

[637]  A. Levanyuk,et al.  On the possibility of the incommensurate phase near α⇄β transition point in quartz , 1979 .

[638]  K. Gesi,et al.  Effect of Hydrostatic Pressure on the Phase Transitions in Ferroelectric (NH4)2BeF4 , 1974 .

[639]  H. Mashiyama,et al.  X-Ray Diffraction Study on Successive Phase Transition [N(CH3)4]2NiCl4 , 1987 .

[640]  J. Mathieu,et al.  Evidence for a new phase transition in Rb2ZnCl4 by Raman scattering , 1980 .

[641]  V. Sastry,et al.  Study of internal motions and phase transitions in (NH4)2ZnCl4 and [(N(CH3)4)]2 ZnCl4 by proton magnetic resonance and relaxation , 1986 .

[642]  I. Suzuki,et al.  ESR Study of the Phase Transitions in {N(CH3)4}2CoCl4 , 1982 .

[643]  Edward Teller,et al.  X‐Ray Interference in Partially Ordered Layer Lattices , 1942 .

[644]  Boyer,et al.  First principles theoretical explanation of incommensurate behavior in Rb2ZnCl4. , 1986, Physical Review Letters.

[645]  Uchida,et al.  Direct observation of discommensuration arrays in NbTe4 by means of low-temperature electron microscopy. , 1985, Physical review letters.

[646]  P. Bak,et al.  Pinning and annealing of solitons in modulated systems , 1984 .

[647]  S. Sawada,et al.  Ferroelectricity in {N(CH3)4}2ZnCl4 , 1978 .

[648]  J. Mathieu,et al.  Compare raman study of the phase transitions in K2ZnCl4 and Rb2ZnCl4, Rb2ZnBr4, K2SeO4 , 1982 .

[649]  S. Kudo,et al.  Brillouin Scattering Study of Ferroelectric (NH4)2BeF4 , 1978 .

[650]  M. Fukui,et al.  Magnetic resonance absorption in the incommensurate ferroelectrics RbH3(SeO3)2 under the influence of electric field , 1986 .

[651]  J. Scott,et al.  Magnetoelectric phenomena in BaMnF4 and BaMn0.99Co0.01F4 , 1980 .

[652]  A. Vonlanthen,et al.  Evidence for solitonlike discommensurations in K2SeO4 from ultrasonic measurements of the shear stiffnessc55 , 1981 .

[653]  Yasusada Yamada,et al.  Incommensurate Jahn-Teller Phase Transitions in Tl 2 PbCu(NO 2 ) 6 and Rb 2 PbCu(NO 2 ) 6 , 1979 .

[654]  K. Aiki,et al.  Dielectric and Thermal Study of K2SeO4 Transitions , 1970 .

[655]  F. Dénoyer,et al.  On the lock-in phase transformation in thiourea , 1979 .

[656]  I. Hatta Ultrasonic Study of NaNO 2 . III. Critical Behavior of Elastic Stiffness Constants at the Normal-to-Incommensurate Phase Transition , 1984 .

[657]  Levstik,et al.  Existence of a Lifshitz point in incommensurate RbH3(SeO3)2. , 1985, Physical review letters.

[658]  K. Parlinski Crystalline phases of thiourea. II. Phase diagram in an electric field , 1984 .

[659]  K. Kawasaki Dynamical behavior of bound dislocation pairs in modulated systems , 1984 .

[660]  S. Hirotsu,et al.  Elastic anomaly in K2ZnCl4 around the normal-incommensurate-commensurate phase transition points , 1980 .

[661]  Currat,et al.  Search for charge-density waves in potassium by neutron diffraction. , 1987, Physical Review B (Condensed Matter).

[662]  H. Mashiyama,et al.  Satellite Reflections Affected by X-Ray Radiation Damage in {N(CH3)4}2ZnCl4 , 1986 .

[663]  J. Schneck,et al.  Optical Birefringence Investigation of the Memory Effect in Barium Sodium Niobate , 1985 .

[664]  D. Paquet,et al.  Low temperature behaviour of barium sodium niobate , 1978 .

[665]  Yasusada Yamada,et al.  One-Dimensional Stacking Order in Cs2PbCu(NO2)6 , 1979 .

[666]  G. Hauret,et al.  Brillouin scattering in (NH4)2ZnCl4 above room temperature , 1987 .

[667]  T. Ikeda,et al.  Incommensurately Modulated Structure of K2SeO4 , 1984 .

[668]  K. Gesi Dielectric Evidence for Low Temperature Phase Transitions in Ferroelectric Rb2CoCl4 and Rb2CoBr4 Crystals , 1985 .

[669]  Pérez-Mato,et al.  Kinetic behavior and memory effect in the lock-in phase of A2BX4 incommensurate ferroelectric compounds. , 1988, Physical review. B, Condensed matter.

[670]  M. Iizumi,et al.  Neutron Scattering Study on the Incommensurate Phases in Ferroelectric Rb2ZnCl4 and K2ZnCl4 , 1979 .

[671]  M. Iizumi,et al.  Neutron Scattering Study on the Incommensurate-Commensurate Phase Transition in Ferroelectric {N(CH3)4}2ZnCl4 , 1980 .

[672]  S. Hirotsu,et al.  Elastic Anomalies of Rb2ZnCl4 around the Normal-Incommensurate Phase Transition Point , 1979 .

[673]  I. Tatsuzaki,et al.  Deuteron Magnetic Resonance in RbD3(SeO3)2 , 1979 .

[674]  R. Farhi,et al.  Raman and dielectric susceptibility studies in thiourea under electric field: effect of ferroelectric domains , 1985 .

[675]  Heinz Schulz,et al.  Neutron scattering study of the one-dimensional ionic conductor β -eucryptite , 1980 .

[676]  I. Aleksandrova,et al.  Ferroelectricity and phase transition from incommensurate phase into commensurate one in (NH4)2ZnCl4 , 1980 .

[677]  D. G. Sannikov Theory of lock-in transition with account of strains , 1986 .

[678]  P Coppens,et al.  The Incommensurate Modulation of the 2212 Bi-Sr-Ca-Cu-O Superconductor , 1988, Science.

[679]  E. B. Kryukova,et al.  Low-Frequency Lattice Dynamics of NaNO2 Crystals , 1985 .

[680]  M. Pimenta,et al.  Brillouin light scattering in LiKSO4 between 20 and 80°C , 1986 .

[681]  Per Bak,et al.  Ising model with solitons, phasons, and "the devil's staircase" , 1980 .

[682]  M. Pimenta,et al.  Brillouin scattering of high temperature phase transitions in LiKSO4 , 1987 .

[683]  S. Sawada,et al.  Ferroelectricity in Rb2ZnBr4 , 1977 .

[684]  T. Ikeda,et al.  Birefringence and Lattice Strain in K2SeO4 , 1981 .

[685]  H. Mashiyama,et al.  X-Ray Diffraction Study of the Structures of Normal and Ferroelectric [N (CH3)4]2ZnCl4 , 1987 .

[686]  K. Gesi Effect of Low Bias Electric Field on the Ferroelectric III Phase in Normal and Deuterated Thiourea , 1982 .

[687]  Littlewood,et al.  Metastability and hysteresis in the low-frequency dielectric response of the charge-density wave in K0.3MoO3. , 1986, Physical review. B, Condensed matter.

[688]  Y. Ishibashi,et al.  Successive Phase Transitions in Ferroelectric NaNO 2 and SC(NH 2 ) 2 , 1978 .

[689]  Van Landuyt J,et al.  Reply to "Intermediate phase between the alpha and beta phases of quartz" , 1986, Physical review. B, Condensed matter.

[690]  Y. Ishibashi,et al.  Conical Points in the Dispersion Relation and Related Phase Transitions , 1978 .

[691]  R. Blinc,et al.  Spontaneous polarization of helicoidal ferroelectric smectic C* liquid crystals , 1987 .