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Topological Quantum Matter - A Field Theoretical Perspective
von: Thomas Klein Kvorning
Springer-Verlag, 2018
ISBN: 9783319967646 , 89 Seiten
Format: PDF, Online Lesen
Kopierschutz: Wasserzeichen
Preis: 96,29 EUR
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Supervisor’s Foreword
6
Acknowledgements
8
Contents
10
1 Introduction
12
1.1 Entanglement
13
1.2 Topological Interactions
14
1.3 Topological Response
16
1.4 Outline
20
1.5 Notations and Conventions for Topological Matter
20
References
22
2 Anyons and Topological Order
23
2.1 Bosons, Fermions and Abelian Anyons
23
2.1.1 A Single Particle on An Annulus
24
2.1.2 Indistinguishable Particles and the Braid Group
26
2.1.3 Mediating Topological Interactions with a Gauge Boson
30
2.2 Topological Order in Two Dimensions
32
2.2.1 Torus Degeneracy
37
2.3 Abelian Chern-Simons Theory
39
References
42
3 Response Theory and Symmetry Protected Topological Phases
44
3.1 The Quantization of the Hall Conductance
45
3.2 U(1) Response Theory
49
3.2.1 Functional Bosonization
52
3.3 The Wen-Zee Term and Chiral Superconductors
55
3.3.1 Chiral Superconductors
56
References
58
4 Topological Geometric Response and Topological Order of Super Conductors
60
4.1 A Superconducting Bosonic Model
61
4.2 Adding Fermions to Get Topological Order
64
4.2.1 The Chiral p-Wave SC
65
4.3 Non-Abelian Statistics in the Adiabatic Limit
70
4.4 The Majorino Conundrum
74
References
76
A Conventions and Notation Concerning Differential Forms and U(1) Connections
77
A.1 Differential Forms
77
A.2 Normalization
78
Appendix B Definitions
79
Appendix C Vector Bundles and Chern Numbers in Quantum Mechanics
85
C.1 The Berry Connection
85
C.2 The Berry Field Strength
86
C.3 Chern Numbers and Chern-Simons Invariants
88
Reference
89