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1

Theoretical investigation of the variety of first-order transitions between prototypic and ferroic phases

Aizu, Kêitsiro

Journal:

Physical Review B

Year:

1981

Language:

english

File:

PDF, 570 KB

english, 1981

2

New view of the two commensurate phases in the typical incommensurate transition sequence (commensurate phase→incommensurate phase→commensurate phase)

Aizu, Kêitsiro

Journal:

Physical Review B

Year:

1984

Language:

english

File:

PDF, 617 KB

english, 1984

3

Temperature dependences of the incommensurate wave-number parameters of all phases in the transition sequence (commensurate → incommensurate → commensurate), when the new or third view of commensurate phases is adopted

Aizu, Kêitsiro

Journal:

Physical Review B

Year:

1985

Language:

english

File:

PDF, 135 KB

english, 1985

4

Theory of Incommensurate Phase Transitions when the Soft Mode System Comprises Only a Nondegenerate Zero-Wavenumber Mode, as in NaNO 2

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1978

Language:

english

File:

PDF, 805 KB

english, 1978

5

Possible Species of Ferromagnetic, Ferroelectric, and Ferroelastic Crystals

Aizu, Kêitsiro

Journal:

Physical Review B

Year:

1970

Language:

english

File:

PDF, 1.42 MB

english, 1970

6

Symmetries in the Paraelectric Phase-Transformations of Ferroelectric Crystals

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1964

File:

PDF, 780 KB

1964

7

For Determination of Ferroelectricity–Necessary and Sufficient Conditions

Journal:

Journal of the Physical Society of Japan

Year:

1964

File:

PDF, 165 KB

1964

8

Erratum: “Symmetries in the Paraelectric Phase-Transformations of Ferroelectric Crystals”

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1964

File:

PDF, 21 KB

1964

9

Ferroelectricity and Enantiomorphism

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1965

File:

PDF, 128 KB

1965

10

Reconsideration of the Ferroelectrics of Kinds i 4, i 6, i 3 R , i 3 P -I, and i 3 P -II in Connection with Angular Momentum

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1965

File:

PDF, 203 KB

1965

11

Determination of the State Parameters and Formulation of Spontaneous Strain for Ferroelastics

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1970

File:

PDF, 1.05 MB

1970

12

Subkinds of the 22 Kinds of Ferroelectrics, Complexity in the Narrower Sense, and Ferro-Ferroelectric Phase Transformations

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1966

File:

PDF, 1.47 MB

1966

13

Statistical Theory of Ferroelectricity Based on the Concept of Ferroelectric Modes of Lattice Vibration

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1966

File:

PDF, 935 KB

1966

14

Ferroelectrics Having an Irreversible (but Divertible) Spontaneous Polarization Vector

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1967

File:

PDF, 557 KB

1967

15

The Equivalents of Unique Ferroelectric Direction in the Paraelectric Crystal Having a Ferroelectric Phase Transition and the Possible Kinds of the Corresponding Ferroelectric Phase

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1965

File:

PDF, 592 KB

1965

16

Possible Species of Ferroelectrics

Aizu, Kêitsiro

Journal:

Physical Review (Series I)

Year:

1966

Language:

english

File:

PDF, 624 KB

english, 1966

17

The Concepts “Prototype” and “Prototypic Phase”–Their Difference and Others

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1978

File:

PDF, 146 KB

1978

18

Possible Species of “Ferroelastic” Crystals and of Simultaneously Ferroelectric and Ferroelastic Crystals

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1969

File:

PDF, 1.45 MB

1969

19

Theoretical Determination of the Orders of the Ferroelectric Phase Transitions

Aizu, Kêitsiro

Journal:

Physical Review (Series I)

Year:

1965

Language:

english

File:

PDF, 724 KB

english, 1965

20

Theory of the Degree of the Free-Energy Function for Ferroelectrics

Aizu, Kêitsiro

Journal:

Physical Review (Series I)

Year:

1967

Language:

english

File:

PDF, 1.11 MB

english, 1967

21

-Modes of Lattice Vibration

Aizu, Kêitsiro

Journal:

Physical Review (Series I)

Year:

1967

Language:

english

File:

PDF, 1.01 MB

english, 1967

22

Polarization, Pyroelectricity, and Ferroelectricity of Ionic Crystals

Aizu, Kêitsiro

Journal:

Review of Modern Physics

Year:

1962

Language:

english

File:

PDF, 2.26 MB

english, 1962

23

Irregular Ferroelectrics

Aizu, Kêitsiro

Journal:

Physical Review (Series I)

Year:

1964

Language:

english

File:

PDF, 1.82 MB

english, 1964

24

Ferroelectric Transformations of Tensorial Properties in Regular Ferroelectrics

Aizu, Kêitsiro

Journal:

Physical Review (Series I)

Year:

1964

Language:

english

File:

PDF, 1.39 MB

english, 1964

25

Determination of the Kind for Actual Ferroelectrics, Together with Examination of the Characters of Their Paraelectric Phase Transformations

Aizu, Kêitsiro

Journal:

Physical Review (Series I)

Year:

1964

Language:

english

File:

PDF, 1.32 MB

english, 1964

26

Reversal in Optical Rotatory Power—"Gyroelectric" Crystals and "Hypergyroelectric" Crystals

Aizu, Kêitsiro

Journal:

Physical Review (Series I)

Year:

1964

Language:

english

File:

PDF, 822 KB

english, 1964

27

Theory of the Transition from a Prototypic Phase to a Simultaneously Incommensurate and Ferroelectric Phase

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1984

File:

PDF, 703 KB

1984

28

Further Investigation of “Semicommensurate” Phases. Possibility of the Successive Second-Other Transitions, Prototypic→Incommensurate→Semicommensurate

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1985

File:

PDF, 680 KB

1985

29

Temperature Dependences of Linear Electro-Incommensurate Constants in the Vicinity of the Transition from a Prototypic Phase to a Simultaneously Incommensurate and Ferroelectric Phase

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1991

File:

PDF, 794 KB

1991

30

Theorems Relating to Catastrophe Indices and to the “Fourth” Checkpoint for Second-Order Transitions

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1980

File:

PDF, 491 KB

1980

31

Thermodynamical Theory of Equisymmetric Ferroic-to-Ferroic Transitions

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1985

File:

PDF, 898 KB

1985

32

Possibility of the Transition from an Incommensurate Phase Having Constant Phase Differences to an Incommensurate Phase Having Varying Phase Differences

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1985

File:

PDF, 841 KB

1985

33

Possibility of Semicommensurate Phases When the Corresponding Purely Incommensurate Phases Are Forbidden

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1989

File:

PDF, 1.01 MB

1989

34

Possibility of Semicommensurate Phases When the Corresponding Purely Incommensurate Phases Are Forbidden: A Second Type

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1990

File:

PDF, 1.15 MB

1990

35

Another Checkpoint for Second Order Transitions Equivalent to the Checkpoint of Positive Definiteness and Incompatible Inequalities

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1980

File:

PDF, 836 KB

1980

36

Theory of the Prototypic-to-Semicommensurate First-Order Transition in Ammonium Rochelle Salt on the Presumption That the Low-Temperature Phase of ARS Is Semicommensurate

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1990

File:

PDF, 675 KB

1990

37

Considerations of Crystals which are “Antiferroelastic” as well as Paraelectric, Ferroelectric, or Antiferroelectric

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1969

File:

PDF, 869 KB

1969

38

A Reducible but Unreduced, Spherical System of Transition Parameters. Unified Phenomenological Theory, by Its Use, of the Rochelle Salt Family Containing Both Zone-Center Ferroelectrics and Zone-Boundary Ferroelectrics

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1977

File:

PDF, 910 KB

1977

39

Theory on the Possibility of Incommensurate Modulation along an Axis Perpendicular to the x Axis in K 2 SeO 4

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1977

File:

PDF, 613 KB

1977

40

Transitions to Simultaneously Incommensurateand Ferroelectric Phases When the Numberof (Proper) Order Parameters Is One

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1991

File:

PDF, 900 KB

1991

41

Second-Order Transitions from Prototypic Phases to Simultaneously Incommensurate and Ferroelectric Phases of a Newly Proposed Type

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1987

File:

PDF, 966 KB

1987

42

An Extraordinary Type of Thermal Behavior of Soft Modes when T → T c -0. Extraordinary Types, Caused by It, of T Dependence of Electric and Elastic Properties near T c

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1977

File:

PDF, 844 KB

1977

43

If an Incommensurate Phase is Possible, can Never the Transition from the Prototypic to a Commensurate Ferroic Phase be Second Order?

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1977

File:

PDF, 134 KB

1977

44

Phenomenological Theory of the Transition Sequence in K 2 SeO 4 , Pnam → an Incommensurate Phase → Commensurate Pna 2 1

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1977

File:

PDF, 759 KB

1977

45

A Note on the Condensation of a Mode R Following the Condensation of a Soft Mode Q When R Couples with Q Merely in the Form Q 2R 2

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1977

File:

PDF, 426 KB

1977

46

General Considerations of Heterophone Sequences of Transitions

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1977

File:

PDF, 1.07 MB

1977

47

Fundamentals of Mutual Conversion of Electrical Energy and Mechanical Energy by Simultaneously Ferroelectric and Ferroelastic Crystals

Aizu, Kêitsiro

Journal:

Japanese Journal of Applied Physics

Year:

1969

File:

PDF, 1.32 MB

1969

48

Comprehensive Tabulation of the Four Categories of Ferroic Point Groups Derived from Each of the 31 Prototype Point Groups

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1979

File:

PDF, 913 KB

1979

49

Theory of Incommensurate Phase Transitions when Two Equivalent Directions of Modulation Exist in the Prototype and the Unmodulated Soft Modes are of a Nonzero Wavenumber

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1978

File:

PDF, 795 KB

1978

50

Inferred Temperature-Dependences of Electrical, Mechanical and Optical Properties of Ferroelectric-Ferroelastic Gd 2 (MoO 4 ) 3

Aizu, Kêitsiro

Journal:

Journal of the Physical Society of Japan

Year:

1971

File:

PDF, 1.26 MB

1971