Dislocations

Preface

Principal Works on Dislocations

Abbreviations

Part One General Properties of Dislocations

Chapter I. Definition and Examples

1.1 Perfect and Real Crystals

1.2 Classical Elastic Medium

1.3 Crystals

1.4 Translation Dislocations

1.5 Rotation Dislocations

1.6 Illustrations

Chapter II. Elastic Theory of Dislocations

2.1 Study of a Simple Case

2.2 The General Case for Translation Dislocations

2.3 Force on a Dislocation

2.4 Interaction of a Dislocation and a Free Surface. Image Force

Chapter III. Motion of Dislocations. Glide

3.1 Experimental Proof of Motion

3.2 Conservative and Non-Conservative Motions

3.3 Dislocation Glide

3.4 Kinetics of Glide

3.5 Free Energy of a Dislocation Line

Chapter IV. Vacancies and Interstitial Atoms

4.1 The Nature of Vacancies and Interstitial Atoms

4.2 Energies of Formation and Displacement

4.3 Methods of Measurement. Self Diffusion

4.4 Measurements at Various Temperatures

4.5 Irradiation

4.6 Coldwork

4.7 Experimental Values of the Activation Energies

Chapter V. Dislocation Climb

5.1 Fast Climb

5.2 Climb by Diffusion

5.3 Production of Vacancies and Interstitial Atoms during Coldwork

5.4 Dislocation Loops and Helices Produced by a Super- or Under-Saturation of Point Defects

Chapter VI. Imperfect Dislocations

6.1 Imperfect Dislocations and Surfaces of Misfit

6.2 Stacking Faults and Twins

6.3 Imperfect Dislocations in the Face Centered Cubic Structure

6.4 Aggregates of Vacancies or Interstitials. Loops and Tetrahedra

6.5 Splitting of Perfect Dislocations Into "Partials"

6.6 Consequences of Splitting

6.7 Mechanical Twinning

6.8 Epitaxy

6.9 Martensitic Transformations

Chapter VII. Crystal Growth

7.1 Growth of Perfect Crystals from the Vapor Phase

7.2 Rate of Growth of a Dislocated Crystal

7.3 Growth Spirals

7.4 Growth from a Liquid Phase

7.5 Origin of Growth Dislocations

Part Two Dislocation Networks

Chapter VIII. The Frank Network of Real Crystals. Elastic Limit

8.1 Frank Network and Polygonized Structure

8.2 Etch Figures

8.3 "Mosaic Structure" by X-Rays

8.4 Elastic Limit of Single Crystals

8.5 Anomalies of the Elastic Constants

8.6 Size of the Frank Network

Chapter IX. Coldwork. Piled Up Groups

9.1 Geometry of Plastic Deformations

9.2 Causes of Hardening

9.3 Laminar Flow in Single Crystals

9.4 Turbulent Flow in Single Crystals

9.5 Straining of Polycrystals

9.6 Properties of the Coldworked State

Chapter X. Annealing, Polygonization, Recrystallization, Grain Boundaries

10.1 Annealing

10.2 Nature of Grain Boundaries and Sub-Boundaries

10.3 Properties of Grain Boundaries and Sub-Boundaries

10.4 Polygonization

10.5 Recrystallization

Chapter XI. Creep

11.1 Description

11.2 Low Temperature Deformations

11.3 High Temperature Deformations

Chapter XII. Cleavage

12.1 Description

12.2 Crack Nucleation

12.3 Crack Propagation

12.4 Brittle and Ductile Fractures

Part Three Interaction of Dislocations with Other Defects

Chapter XIII. Nature of the Interactions with Impurities

13.1 Introduction

13.2 Interaction Energy

13.3 Elastic Interaction

13.4 Electrostatic Interaction

13.5 Screw Dislocations

Chapter XIV. Hardness of a Crystal Containing Uniformly Distributed Impurities Or Precipitates

14.1 Mott and Nabarro's Theories

14.2 Precipitates

14.3 Guinier-Preston Zones

14.4 Solid Solutions

Chapter XV. Hardness of a Crystal Containing Clouds of Immobile Impurities or Precipitates along Its Dislocations

15.1 Tensile Tests of Impure and Aged Crystals

15.2 Single Crystals

15.3 Polycrystals

15.4 Split Dislocations

15.5 Pinning by Precipitates

15.6 Yield Points in Pure Crystals

Chapter XVI. Formation and Motion of Impurity Clouds

16.1 Ageing

16.2 Micro-Creep

16.3 Repeated Yield Points

Chapter XVII. Interaction of Dislocations with Other Perturbations of the Crystal Lattice

17.1 Introduction

17.2 X-Rays and Neutrons Scattering

17.3 Thin Film Electron Microscopy

17.4 Electrical Properties

17.5 Thermal Conductivity

17.6 Optical Properties in Insulators and Semiconductors

17.7 Ferromagnetism

17.8 Other Magnetic Effects

Appendix A. Fundamental Relations of Elasticity

Appendix B. Some Physical Properties of the Elements at Room Temperature

Appendix C. Common Slipping and Twinning Directions for Some Crystalline Systems

Appendix D. Lexicon of Technical Terms

References

Index