Sandmeyer, Hauke: Hadronic correlators from heavy to very light quarks. 2019
Inhalt
- Introduction and motivation
- Short introduction to Quantum Chromodynamics on the lattice
- Discretization of QCD
- The Wilson action
- The staggered discretization
- Connecting to physics
- Chiral, UA(1) symmetry and the QCD phase transition
- Hadronic correlators and spectral functions
- Hadron spectroscopy on the lattice
- Correlators on the lattice
- Screening correlators
- Staggered correlators
- Even odd splitting
- Hadronic correlators and chiral symmetry
- Renormalization
- Spectral functions
- Linear response theory and the qualitative shape of the spectral function
- Perturbative approach
- Methodology
- Correlations in lattice QCD
- Correlated fits
- Ground state extraction
- Continuum extrapolation
- Technical implementation
- Heavy quarkonium correlators on quenched lattices
- Lattice setup and quark mass tuning
- Continuum limit
- Results
- Comparing to perturbative computations
- Concluding remarks
- Screening masses for dynamic QCD
- Conclusion
- Technical documentation
- Supplementary data for section 5
- Supplementary data for section 6
- References