Preface	6
	Contents	8
	Modern Physics of Ferroelectrics: Essential Background	14
	1 Introduction	14
	2 Switching and Hysteresis Loops	15
	3 Crystallographic Signature of Ferroelectricity	19
	4 Materials	21
	5 Applications of Ferroelectric Materials	33
	6 Note from the Editors	36
	References	36
	Index	42
	Theory of Polarization: A Modern Approach	44
	1 Why is a Modern Approach Needed?	44
	2 Polarization as an Adiabatic Flow of Current	49
	3 Formal Description of the Berry-Phase Theory	54
	4 Implications for Ferroelectrics	65
	5 Further Theoretical Developments	70
	6 Summary	77
	References	78
	Index	80
	A Landau Primer for Ferroelectrics	82
	1 Introduction	82
	2 Landau–Devonshire Theory	87
	3 Landau–Ginzburg Theory	97
	4 Reduced Size and Other Boundary Effects	105
	5 Summary and (Some) Open Questions	117
	References	119
	Index	128
	First-Principles Studies of Ferroelectric Oxides	129
	1 Introduction	129
	2 First-Principles Methods	130
	3 Results for Perovskite Oxide Compounds	135
	4 Results for Other Ferroelectric Oxide Compounds	155
	5 Results for Solid Solutions	158
	6 Results for Defects	162
	7 Results for Surfaces, Thin Films, Superlattices, Nanowires and Nanoparticles	164
	8 Challenges and Prospects	166
	References	168
	Index	185
	Analogies and Differences between Ferroelectrics and Ferromagnets	188
	1 Fundamentals	190
	2 Applications	207
	3 Multiferroics	211
	4 Outlook	223
	References	224
	Index	229
	Growth and Novel Applications of Epitaxial Oxide Thin Films	231
	1 Introduction	231
	2 Thin-Film Growth of Complex Oxides	233
	3 Substrates	269
	4 Applications of Epitaxial Oxide Thin Films	281
	References	302
	Index	316
	Ferroelectric Size Effects	317
	1 Size Effects in Ferroelectrics	317
	2 Size Effects in the Ginzburg–Landau–Devonshire Theory	318
	3 Extrinsic Size Effects	319
	4 Effect of Screening	320
	5 Superlattices	336
	6 Other Geometries	338
	References	342
	Index	349
	Nanoscale Studies of Domain Walls in Epitaxial Ferroelectric Thin Films	350
	1 Introduction	350
	2 Ferroelectric Domain Walls as Elastic Disordered Systems	351
	3 Static and Dynamic Behavior of Elastic Disordered Systems	352
	4 Experimental Observation of Domain-Wall Creep	355
	5 Domain-Wall Creep in a Commensurate Potential	358
	6 Domain-Wall Creep in a Random Potential	362
	7 Experimental Observation of Domain-Wall Roughness	365
	8 Domain Walls in the Presence of Random- Bond Disorder and Dipolar Interactions	368
	9 Recent Studies of Ferroelectric Domain-Wall Dynamics	369
	10 Conclusions	370
	References	371
	Index	373
	APPENDIX A – Landau Free- Energy Coefficients	374
	Appendix B – Material– Substrate Combinations Tables	383