Content
Master Theses
2025
Oleksandr Sulyma
Renormalised Interactions of Strongly Correlated Systems via Composite Fields
Master's thesis, August 2025 [PDF]
Renormalised Interactions of Strongly Correlated Systems via Composite Fields
Master's thesis, August 2025 [PDF]
Ester Pages
Dynamical Properties of the J1-J2 Heisenberg Model on the Triangular Lattice
Master's thesis, July 2025 [PDF]
Dynamical Properties of the J1-J2 Heisenberg Model on the Triangular Lattice
Master's thesis, July 2025 [PDF]
Gianluca Grosso
Efficient Tensor Compression through Adaptive Patched Quantics Tensor Cross Interpolation
Master's thesis, June 2025 [PDF]
Efficient Tensor Compression through Adaptive Patched Quantics Tensor Cross Interpolation
Master's thesis, June 2025 [PDF]
2024
Dimitra Nikolaidou
Variational optimization of ground-state iPEPS via automatic differentiation
Master’s thesis, December 2024 [PDF]
Variational optimization of ground-state iPEPS via automatic differentiation
Master’s thesis, December 2024 [PDF]
Boheng Niu
Exploring the Pseudogap-to-Fermi Liquid Phase Transition in Dynamical Cluster Approximation using Numerical Renormalization Group
Master's thesis, December 2024 [PDF]
Exploring the Pseudogap-to-Fermi Liquid Phase Transition in Dynamical Cluster Approximation using Numerical Renormalization Group
Master's thesis, December 2024 [PDF]
Toni Guthardt
Finite Temperature Properties of Magnetic Polarons in Two-Dimensional Quantum Antiferromagnets
Master's thesis, November 2024 [PDF]
Finite Temperature Properties of Magnetic Polarons in Two-Dimensional Quantum Antiferromagnets
Master's thesis, November 2024 [PDF]
Guillermo Menes
Fermionic Gaussian State Assisted DMRG for 2D Hubbard Models
Master thesis, October 2024 [PDF]
Fermionic Gaussian State Assisted DMRG for 2D Hubbard Models
Master thesis, October 2024 [PDF]
2023
Manu Canals
On Simulating Lattice Gauge Theories with Globally Symmetric Tensor Networks Libraries
Master's thesis, October 2023 [PDF]
On Simulating Lattice Gauge Theories with Globally Symmetric Tensor Networks Libraries
Master's thesis, October 2023 [PDF]
Huang Ming
Density Matrix Renormalization Group Study of one-dimensional Kondo Lattice Model
Master's thesis, September 2023 [PDF]
Density Matrix Renormalization Group Study of one-dimensional Kondo Lattice Model
Master's thesis, September 2023 [PDF]
Gün Günal
Multiloop Pseudofermion Functional Renormalization Group Study of the Heisenberg Model with Dipolar Interactions on the Triangular and Square Lattice
Master's Thesis, May 2022 [PDF]
Multiloop Pseudofermion Functional Renormalization Group Study of the Heisenberg Model with Dipolar Interactions on the Triangular and Square Lattice
Master's Thesis, May 2022 [PDF]
2022
Dimitris Saraiaris
Influence of Continuous Non-Abelian Symmetries on Ergodicity in Disordered Quantum Spin Chain
Master's thesis, February 2022 [PDF]
Influence of Continuous Non-Abelian Symmetries on Ergodicity in Disordered Quantum Spin Chain
Master's thesis, February 2022 [PDF]
2021
Shashank Anand
Effective theories of the underdoped 2D Mott Insulator
Master’s thesis, June 2021 [PDF]
Effective theories of the underdoped 2D Mott Insulator
Master’s thesis, June 2021 [PDF]
Benedikt Schneider
Schwinger Boson Study of the XXZ-Heisenberg Model on the Pyrochlore Lattice
Master's thesis, June 2021 [PDF]
Schwinger Boson Study of the XXZ-Heisenberg Model on the Pyrochlore Lattice
Master's thesis, June 2021 [PDF]
Frederik Pfeiffer
Extended PAM in the context of SmB 6 & Cold Atoms in optical lattices: a DMFT/DCA + NRG study
Master’s thesis, April 2021 [PDF]
Extended PAM in the context of SmB 6 & Cold Atoms in optical lattices: a DMFT/DCA + NRG study
Master’s thesis, April 2021 [PDF]
Marc Ritter
Multiloop Pseudofermion Functional Renormalization Group Study of the Pyrochlore XXZ Model
Master’s Thesis, March 2021 [PDF]
Multiloop Pseudofermion Functional Renormalization Group Study of the Pyrochlore XXZ Model
Master’s Thesis, March 2021 [PDF]
Changkai Zhang
Symmetric Infinite Projected Entangled-Pair State Study of Quantum Lattice Models
Master’s Thesis, March 2021 [PDF]
Symmetric Infinite Projected Entangled-Pair State Study of Quantum Lattice Models
Master’s Thesis, March 2021 [PDF]
Benedikt Poggel
Finite Temperature Renormalization in Luttinger Semimetals
Master’s thesis, February 2021 [PDF]
Finite Temperature Renormalization in Luttinger Semimetals
Master’s thesis, February 2021 [PDF]
2020
Maximilian Dorfner
A hybrid NRG-DMRG approach to spectral properties of an Anderson impurity embedded in a BCS superconductor
Master’s thesis, December 2020 [PDF]
A hybrid NRG-DMRG approach to spectral properties of an Anderson impurity embedded in a BCS superconductor
Master’s thesis, December 2020 [PDF]
Anxiang Ge
Analytic Continuation of Correlators from the Matsubara to the Keldysh Formalism
Master’s thesis, November 2020 [PDF]
Analytic Continuation of Correlators from the Matsubara to the Keldysh Formalism
Master’s thesis, November 2020 [PDF]
Santiago Aguirre
Multiloop functional renormalizationgroup in the Keldysh formalism— A study of the single-impurityAnderson mode
Master’s thesis, October 2020 [PDF]
Multiloop functional renormalizationgroup in the Keldysh formalism— A study of the single-impurityAnderson mode
Master’s thesis, October 2020 [PDF]
Felix Palm
Renormalization Group Studies of Quantum Phase Transitions in the Heisenberg-Kitaev Model on the Triangular Lattice
Master's thesis, March 2020 [PDF]
Renormalization Group Studies of Quantum Phase Transitions in the Heisenberg-Kitaev Model on the Triangular Lattice
Master's thesis, March 2020 [PDF]
David Moser
Eliashberg Theory for Quantum Critical Points in Metals
Master's thesis, March 2020 [PDF]
Eliashberg Theory for Quantum Critical Points in Metals
Master's thesis, March 2020 [PDF]
Bimbo Gianni
Dynamical Mean-Field Theory + Numerical Renormalization Group Study of Strongly Correlated Systems with Spin-Orbit Coupling
Master's thesis, February 2020 [PDF]
Dynamical Mean-Field Theory + Numerical Renormalization Group Study of Strongly Correlated Systems with Spin-Orbit Coupling
Master's thesis, February 2020 [PDF]
2019
Florian Stäbler
Transport properties of quasi-one dimensional magnetically doped quantum wires
Master's thesis, November 2019 [PDF]
Transport properties of quasi-one dimensional magnetically doped quantum wires
Master's thesis, November 2019 [PDF]
Julian Thoenniss
Multiloop Functional Renormalization Group Studies of Heisenberg Models on the Kagome Lattice
Master's thesis, September 2019 [PDF]
Multiloop Functional Renormalization Group Studies of Heisenberg Models on the Kagome Lattice
Master's thesis, September 2019 [PDF]
Andreas Gleis
Cluster Dynamical Mean-Field + Numerical Renormalization Group Approach to Strongly Correlated Systems
Master's thesis, June 2019 [PDF]
Cluster Dynamical Mean-Field + Numerical Renormalization Group Approach to Strongly Correlated Systems
Master's thesis, June 2019 [PDF]
Johannes Halbinger
Quantum Phase Transition to Incommensurate 2k F Charge Density Wave Order
Master's thesis, March 2019 [PDF]
Quantum Phase Transition to Incommensurate 2k F Charge Density Wave Order
Master's thesis, March 2019 [PDF]
Michael Lichtenegger
Numerical Study of RKKY/Kondo Transition on Edges of Quantum Spin Hall Samples
Master's thesis, February 2019 [PDF]
Numerical Study of RKKY/Kondo Transition on Edges of Quantum Spin Hall Samples
Master's thesis, February 2019 [PDF]
Brin Verheijden
Two-Species Quantum Dimer Models on the Triangular Lattice
Master's thesis, January 2019 [PDF ]
Two-Species Quantum Dimer Models on the Triangular Lattice
Master's thesis, January 2019 [PDF ]
2018
Johannes Feldmeier
Spectral Functions and Exact Solutions in a Quantum Dimer Model for Pseudogap Metals
Master's thesis, February 2018 [PDF]
Spectral Functions and Exact Solutions in a Quantum Dimer Model for Pseudogap Metals
Master's thesis, February 2018 [PDF]
2016
Pavel Kos
Quantum Spin Liquid Ground States of the Heisenberg-Kitaev Model on the Triangular Lattice
Master's thesis, October 2016 [PDF]
Quantum Spin Liquid Ground States of the Heisenberg-Kitaev Model on the Triangular Lattice
Master's thesis, October 2016 [PDF]
Fabian Kugler
Fermi-Edge Singularity and the Functional Renormalization Group
Master's thesis, September 2016 [PDF]
Fermi-Edge Singularity and the Functional Renormalization Group
Master's thesis, September 2016 [PDF]
2015
2014
Kevin Jaegering
Majorana Fermions in Superconducting Quantum Wires
Master's thesis, November 2014 [PDF]
Majorana Fermions in Superconducting Quantum Wires
Master's thesis, November 2014 [PDF]
Lukas Weidinger
Longer ranged interactions in quantum point contacts
Master's thesis, November 2014 [PDF]
Longer ranged interactions in quantum point contacts
Master's thesis, November 2014 [PDF]
Ari Wugalter
Transport Properties of Interacting Edge Modes in 2D Topological Insulators with Random Kondo Impurities
Master's thesis, November 2014 [PDF]
Transport Properties of Interacting Edge Modes in 2D Topological Insulators with Random Kondo Impurities
Master's thesis, November 2014 [PDF]
Nils Linden
Open and Reduced Wilson Chains for Quantum Impurity Models
Master's thesis, September 2014 [PDF]
Open and Reduced Wilson Chains for Quantum Impurity Models
Master's thesis, September 2014 [PDF]
2013
Benedikt Bruognolo
Dynamical and Critical Properties of Bosonic Quantum Impurity Models
Master’s thesis, June 2013 [PDF]
Dynamical and Critical Properties of Bosonic Quantum Impurity Models
Master’s thesis, June 2013 [PDF]
Katharina Eissing
Functional Renormalization Group Applied to a Multimode Quantum Point Contact
Master's thesis, April 2013 [PDF]
Functional Renormalization Group Applied to a Multimode Quantum Point Contact
Master's thesis, April 2013 [PDF]
Katharina Stadler
Towards exploiting non-abelian symmetries in the Dynamical Mean-Field Theory using the Numerical Renormalization Group
Master's Thesis, March 2013 [PDF]
Towards exploiting non-abelian symmetries in the Dynamical Mean-Field Theory using the Numerical Renormalization Group
Master's Thesis, March 2013 [PDF]
2012
Arvid Kingl
Localization in disordered bosonic insulators with strong short-range interaction
Master's thesis, September 2012 [PDF]
Localization in disordered bosonic insulators with strong short-range interaction
Master's thesis, September 2012 [PDF]
Martin Schäffer
Interactions-induced dephasing in AC-driven disordered normal metals
Master's thesis, May 2012 [PDF]
Interactions-induced dephasing in AC-driven disordered normal metals
Master's thesis, May 2012 [PDF]
2011
Nikolai Ufer
Conductance Anomalies in Quantum Point Contacts Functional Renormalization Group applied to a 2D Hubbard Model
Master's thesis, May 2011 [PDF]
Conductance Anomalies in Quantum Point Contacts Functional Renormalization Group applied to a 2D Hubbard Model
Master's thesis, May 2011 [PDF]
Philipp Snajberk
Supersymmetric Virial Expansion for Propagation Probabilities and Response Functions of Gaussian Ensembles of the Almost Diagonal RMTs
Master's thesis, September 2011 [PDF]
Supersymmetric Virial Expansion for Propagation Probabilities and Response Functions of Gaussian Ensembles of the Almost Diagonal RMTs
Master's thesis, September 2011 [PDF]
Alois Dirnaichner
Transport in interacting 1d wires with impurity: RG approach and dephasing
Master's thesis, May 2011 [PDF]
Transport in interacting 1d wires with impurity: RG approach and dephasing
Master's thesis, May 2011 [PDF]
2010
Wael Chibani
Analysis of the anisotropic Kondo effect using the numerical renormalization group
Master's thesis, August 2010
Analysis of the anisotropic Kondo effect using the numerical renormalization group
Master's thesis, August 2010
2009
Jan Heyder
Der Übergang vom Kondoeffekt im Quantendot zur 0.7 Leitwert-Anomalie im Quantenpunktkontakt
Master's thesis, December 2009 [PDF]
Der Übergang vom Kondoeffekt im Quantendot zur 0.7 Leitwert-Anomalie im Quantenpunktkontakt
Master's thesis, December 2009 [PDF]
Arne Alex
Non-Abelian Symmetries in the Numerical Renormalization Group
Master's thesis, October 2009 [PDF]
Non-Abelian Symmetries in the Numerical Renormalization Group
Master's thesis, October 2009 [PDF]
Korbinian Paul
One-Dimensional Disordered Systems with Interactions
Master's thesis, October 2009 [PDF]
One-Dimensional Disordered Systems with Interactions
Master's thesis, October 2009 [PDF]
Markus Hanl
The Kondo exciton: non-equilibrium dynamics after a quantum quench in the Anderson impurity model
Diploma Thesis, September 2009 [PDF]
The Kondo exciton: non-equilibrium dynamics after a quantum quench in the Anderson impurity model
Diploma Thesis, September 2009 [PDF]
2008
Florian Bauer
0.7 Anomaly of Quantum Point Contacts Treatment of Interaction with functional Renormalization Group
Master's thesis November 2008 [PDF]
0.7 Anomaly of Quantum Point Contacts Treatment of Interaction with functional Renormalization Group
Master's thesis November 2008 [PDF]
Clemens Neuenhahn
Decoherence in one-dimensional electron systems
Master's thesis, October 2008 [PDF]
Decoherence in one-dimensional electron systems
Master's thesis, October 2008 [PDF]
Barbara Englert
Mesoscopic Shelving Readout of Superconducting Qubits in Circuit Quantum Electrodynamics
Master's thesis, October 2008 [PDF]
Mesoscopic Shelving Readout of Superconducting Qubits in Circuit Quantum Electrodynamics
Master's thesis, October 2008 [PDF]
Maximilian Treiber
Decoherence in a Disordered Quasi-1D Metallic Ring
Master's thesis, September 2008 [PDF]
Decoherence in a Disordered Quasi-1D Metallic Ring
Master's thesis, September 2008 [PDF]
Wolfgang Münder
Matrix Product Calculation of Correlation Density Matrices for 1-Dimensional Quantum Chains
Master's thesis, February 2008 [PDF]
Matrix Product Calculation of Correlation Density Matrices for 1-Dimensional Quantum Chains
Master's thesis, February 2008 [PDF]
Geraldine Haack
Faster Gates for Quantum Computing and Simulation in Circuit QED
Master's thesis, February 2008 [PDF]
Faster Gates for Quantum Computing and Simulation in Circuit QED
Master's thesis, February 2008 [PDF]
2007
Georg Heinrich
Full Counting Statistics of Rough Superconducting Tunnel Junctions
Master's thesis, October 2007 [PDF]
Full Counting Statistics of Rough Superconducting Tunnel Junctions
Master's thesis, October 2007 [PDF]
2006
Andreas Holzner
Matrix product state approach for a multi-lead Anderson model
Master's thesis, September 2006 [PDF]
Matrix product state approach for a multi-lead Anderson model
Master's thesis, September 2006 [PDF]
2005
Michael Möckel
Application of the flow equation method to the out-of-equilibrium Anderson impurity model
Master's thesis, September 2005 [PDF]
Application of the flow equation method to the out-of-equilibrium Anderson impurity model
Master's thesis, September 2005 [PDF]
Johannes Ferber
Efficient creation of multipartite entanglement for superconducting quantum computers
Master's thesis, August 2005 [PDF]
Efficient creation of multipartite entanglement for superconducting quantum computers
Master's thesis, August 2005 [PDF]
2004
Konstanze Jähne
Superconducting Single Charge Transistor in a Dissipative Environment: The JQP - Process
Master's thesis, June 2004 [PDF]
Superconducting Single Charge Transistor in a Dissipative Environment: The JQP - Process
Master's thesis, June 2004 [PDF]
Rolf Helmes
The Effect of Kondo Correlations on the Absorption Spectrum of Semiconductor Quantum Dots
Diplomarbeit, May 2004 [PDF]
The Effect of Kondo Correlations on the Absorption Spectrum of Semiconductor Quantum Dots
Diplomarbeit, May 2004 [PDF]
2003
2002
Markus Storcz
Decoherence of coupled solid state qubits
Master's thesis / Diplomarbeit, University of Bonn (2002) [PDF]
Decoherence of coupled solid state qubits
Master's thesis / Diplomarbeit, University of Bonn (2002) [PDF]
Udo Hartmann
Theory for Quantum Dot Charge Qubits - Decoherence due to Cotunneling
Master's thesis / Diplomarbeit, University of Bonn (2002) [PDF] [Erratum]
Theory for Quantum Dot Charge Qubits - Decoherence due to Cotunneling
Master's thesis / Diplomarbeit, University of Bonn (2002) [PDF] [Erratum]