Mazur, Lukas: Topological Aspects in Lattice QCD. 2021
Inhalt
- List of Publications
- Introduction
- QCD and its Symmetries
- The QCD Lagrangian and the path integral formulation
- Gauge symmetry
- Chiral symmetry
- The axial anomaly
- QCD phase diagram in the chiral limit
- Topology
- Compactifying spacetime
- Classification of topological sectors
- Instantons
- Properties of the topological charge
- The sphaleron rate
- Lattice QCD
- Discretizing QCD
- Fermion doublers and the Wilson discretization
- The staggered discretization
- The Ginsparg-Wilson relation and the overlap Dirac operator
- The discretized field strength tensor
- Topological charge
- The gradient flow
- The ParallelGPUCode
- Memory management
- Indexing
- Parallelizing using functor syntax
- Communication techniques
- SiteComm and derived classes
- Lattice container
- Coalesced memory access
- Getting started
- Status summary and benchmarks
- Topological Susceptibility at Varying Light Quark Masses
- Lattice setup
- Extracting the topological susceptibility
- Volume dependence
- Mass dependence
- Temperature dependence
- Discretization effects
- Conclusion
- The Overlap Dirac Eigenvalue Spectrum
- Numerical setup
- Analyzing the overlap eigenvalue spectrum
- Quantifying `3́9`42`"̇613A``45`47`"603AUA(1) breaking in the chiral limit
- Conclusion
- The qq Correlation Function and the Sphaleron Rate
- Numerical setup
- Determining the topological charge density
- Continuum and flow-time extrapolation
- The sphaleron rate
- Conclusion
- Conclusion
- Appendix
- Bibliography
- Acknowledgements
