Optimal creation operators for charmonium spectroscopy on the lattice / Author: Juan Andrés Urrea-Niño ; Supervisors: Prof. Dr. Francesco Knechtli, Prof. Dr. Michael Peardon. Wuppertal, 2023
Content
Declaration of Authorship
Acknowledgements
Introduction
Methods
Lattice QCD
Hadron spectroscopy
Angular momentum on the lattice
Operators on the lattice
Accessing different energy levels
Smearing of Gauge Fields
Monte-Carlo integration with link variables
Distillation
Ensembles
Charmonium
Meson operators on the lattice
Meson correlation functions in the lattice using distillation
Optimizing the distillation operator for meson operators
Charmonium spectrum using the optimal meson distillation profiles
Disconnected contributions and charmonium-glueball mixing
Towards the physical point
Conclusions and outlook
The cubic group
C(tG)-orthonormality of plateau-averaged GEVP vectors
Conventions
Bibliography