References
- Lines , M. E. and Glass , A. M. 1977 . Principles and Applications of Ferroelectrics and Related Materials , Oxford : Clarendon Press .
- Dove , M. T. , Giddy , A. P. and Heine , V. 1992 . Ferroelectrics , 136 : 33
- Pytte , E. 1972 . Phys. Rev. B , 5 : 3758
- Bruce , A. D. and Cowley , R. A. 1981 . Structural Phase Transitions , London : Taylor and Francis .
- Pytte , E. and Feder , J. 1969 . Phys. Rev. , 187 : 1077
- Feder , J. and Pytte , E. 1970 . Phys. Rev. B , 1 : 4803
- Bilz , H. , Benedek , G. and Bussmann-Holder , A. 1987 . Phys. Rev. B , 87 4840 and references therein
- Gordon , G. and Kim , Y. S. 1972 . J. Chem. Phys. , 56 : 3122
- Boyer , L. L. 1985 . Phys. Rev. Lett. , 54 : 1940
- Edwardson , P. J. 1989 . Phys. Rev. B , 39 : 9738
- Cohen , R. E. and Krakauer , H. 1990 . Phys. Rev. B , 42 : 6416
- Cohen , R. E. and Krakauer , H. 1992 . Ferroelectrics . 136 : 65
- Cohen , R. E. 1992 . Nature , 358 : 136
- Singh , D. J. and Boyer , L. L . 1992 . Ferroelectrics , 136 : 95
- King-Smith , R. D. and Vanderbilt , D. 1994 . Phys. Rev. B , 49 : 5828
- 1992 . Ferroelectrics , 136 : 85
- Zhong , W. , Vanderbilt , D. and Rabe , K. M. 1994 . Phys. Rev. Lett. , 73 : 1861
- Zhong , W. , Vanderbilt , D. and Rabe , K. M. 1995 . Phys. Rev. B , 52 : 6301
- Rabe , K. M. and Waghmare , U. V. 1996 . J. Phys. Chem. Solids , 57 : 1397
- Zhong , W. and Vanderbilt , D. Phys. Rev. Lett. , 74 2587
- Note the change of notation between Ref. [12] and this paper (1995) Variables f and u here correspond to u and ν in Ref. [12], respectively.
- Vanderbilt , D. 1990 . Phys. Rev. B , 41 : 7892
- Payne , M. C. , Teter , M. P. , Allan , D. C. , Arias , T. A. and Joannopoulos , J. D. 1992 . Rev. Mod. Phys. , 64 : 1045
- Arias , T. A. , Payne , M. C. and Joannopoulos , J. D. 1992 . Phys. Rev. Lett. , 69 : 1077
- Monkhorst , H. J. and Pack , J. D. 1976 . Phys. Rev. B , 13 : 5188
- Allen , M. P. and Tildesley , D. J. 1990 . Computer Simulation of Liquids Oxford, New York
- Binder , K. , ed. 1992 . The Monte-Carlo Method in Condensed Matter Physics , Berlin : Springer-Verlag .
- Zhong , W. and David Vanderbilt . 1996 . Phys. Rev. B , 53 : 5047
- Shirane , G. and Yamada , Y. 1969 . Phys. Rev. , 177 : 858
- Buyers , W. and Cowley , R. 1969 . Solid State Commun. , 7 : 181
- Müller , K. A. and Burkard , H. 1979 . Phys. Rev. B , 19 : 3593
- Müller , K. A. , Berlinger , W. and Tosatti , E. 1991 . Z. Phys. B , 84 : 277
- Viana , R. 1994 . Phys. Rev. B , 50 : 601
- Martoňák , R. and Tosatti , E. 1994 . Phys. Rev. B , 49 : 12596
- Zhong , W. , King-Smith , R. D. and Vanderbilt , D. 1994 . Phys. Rev. Lett. , 72 : 3618
- Granicher , A. and Jakits , O. 1954 . Nuove Cimento Suppl. , 9 : 480
- Vogt , T. and Schmahl , W. W. 1993 . Europhys. Lett. , 24 : 281
- Kay , H. F. and Bailey , P. C. 1957 . Acta Crystallogr. , 10 : 437
- Liu , X. and Liebermann , R. C. 1993 . Phys. Chem. Minerals , 20 : 171
- Sasaki , S. , Prewitt , C. T. and Bass , J. D. 1987 . Acta Crystallogr. , 43 : 1668
- Mitsui , T. , eds. 1981 . Landolt-Bornstein Numerical Data and Functional Relationships in Science and Technology , Vol. 16 , Berlin : Springer-Verlag . NS, Group III
- Nakamura , E. , eds. ibid Vol. 28 , NS, Group III
- Rabe , K. M. 1995 . Phys. Rev. B , 52 : 13236