Progress in Low Temperature Physics (eBook)

Cover 1
Preface 4
Contents 6
Contents of previous volumes 10
Chapter 1. The Landau critical velocity 16
1. Introduction 18
2. Quest for the Landau critical velocity 20
3. Theory of roton creation in He-ll 33
4. Measurement of the Landau critical velocity 55
5. Roton creation at extreme supercritical velocities 69
6. Roton creation by "fast" ions 76
7. Conclusion 80
References 81
Chapter 2. Spin supercurrent and novel properties of NMR in 3He 84
1. Introduction 86
2. Basic properties 90
3. Experimental methods 108
4. NMR and spin supercurrent in 3He-B 113
5. Steady spin supercurrent 139
6. Spin supercurrent in 3He-A 153
7. Spin supercurrent at propagating A–B boundary 161
8. Conclusion 167
Acknowledgments 169
References 169
Chapter 3. Nucleation of the AB transition in superfluid 3He: experimental and theoretical considerations 174
1. Introduction 176
2. Background of the B phase nucleation problem 178
3. Experimental history of the B phase nucleation problem 182
4. The recent experiments at Stanford 185
5. The baked Alaska model: theoretical considerations 205
6. Conclusions 215
Acknowledgments 218
Appendix A: Probability of depositing energy E in a radius much less than the "typical" radius R(E) 219
Appendix B: Relaxation of the magnetization by flow 221
Appendix C: Analytical model of the thermodynamics of superfluid 3He 221
References 225
Chapter 4. Experimental properties of 3He adsorbed on graphite 228
1. Introduction 230
2. Graphite substrates 230
3. Physical adsorption of 3He on graphite 244
4. Experimental techniques of surface Physics at low temperatures 255
5. Structure and phase diagram of the adsorbed films 285
6. Conclusions 327
References 329
Chapter 5. The properties of multilayer 3He–4He mixture films 336
1. Introduction 338
2. Bulk interfaces 339
3. Helium films 349
4. Summary 450
Acknowledgments 450
References 451
Author Index 460
Subject Index 478