Master theses HEP department

Master theses that have been written at the HEP department over the past years. If your thesis should be on this list, please contact Gertie Verberk/Ardi Groenen (hep@ru.nl)

Kolja Kuijpers
Constructing and bounding the solutions of Quantum Gravity with the Event Horizon Telescope (pdf, 3,6 MB)
Supervisor: Dr. Frank Saueressig
August 2022

Luc Builtjes
Optimising Neural Networks for Classification of tttt-Events in the LHC (pdf, 7,5 MB)
Supervisor: Dr. Sascha Caron
Second reader: Dr. Bob Stienen
August 2022

Finn ten Hove
Putting a stop to searches for supersymmetric particles (pdf, 5,2 MB)
Designing a search strategy for scalar top quarks in compressed
supersymmetric models
Supervisors: Prof. Dr. Wim Beenakker / Dr. M.C. van Beekveld / Dr. C.F. Galea
August 2022

Stefan de Wit
Decoupling Heavy Fermions in the Scalar Sector
Choosing an Appropriate Renormalization Scheme
Supervisor: Prof. Dr. Wim Beenakker
August 2022

Brian McGloughlin
Gravitational Waves from Newly Born Magnetars (pdf, 1,3 MB)
Supervisors: Prof. Dr. Badri Krishnan /  Dr. Béatrice Bonga 
June 2022

Inge van Rens
Spectral slope as a measure for Xmax (pdf, 5,9 MB)
Supervisor: Prof. Dr. Charles Timmermans
June 2022

Maikel Magnée
Alternative models matched to the data of GW150914 (pdf, 6,2 MB)
Supervisors: Prof. Dr. Badri Krishnan /  Dr. Béatrice Bonga 
June 2022

Henk Brans
Cherenkov-Ring Energy Estimation (pdf, 2,5 MB)
Supervisor: Prof. Dr. Charles Timmermans
April 2022

Tom de Wilt
A Diagrammatic Approach to Amplitude Unitarity in the Electroweak Theory (pdf, 2 MB)
Supervisor: Prof. Dr. R.H.P. Kleiss
December 2021

Willem van der Feltz
Master coupling to two-dimensional Causal Dynamical Triangulations (pdf, 4,2 MB)
Supervisor: Prof. Dr. Renate Loll / Joren Brunekreef / Prof. Dr. Claus Kiefer (university of Cologne)
December 2021

Dirk van Buul
Black hole formation in AdS3 (pdf, 2,1 MB)
Supervisor: Dr. Timothy Budd
Second reader: Dr. Frank Saueressig
December 2021

Camille van Speybroeck
Implementation of low-field permanent magnet Halbach array MRI (pdf, 8,8 MB)
Supervisor: Dr. Mengqing Wu / Prof.dr. A.G. Webb 
Oktober 2021

Djamel van der Sluis
Statistics of spatial geometries in Causal Dynamical Triangulations in 2+1 dimensions (pdf, 3,4 MB)
Supervisor: Dr. Timothy Budd
September 2021

Chris van den Oetelaar
Localisation and classification of gamma-ray sources using neural networks (pdf, 1,9 MB)
Supervisor: Dr. Sascha Caron
September 2021

Joost Remie
Calculating Love numbers using black hole perturbation theory (pdf, 848 kB)
Supervisor: Dr. Béatrice Bonga 
Second reader: Dr. Frank Saueressig 
September 2021

Samuel Pirlo
On the Quantum Effective Action of Gravity Coupled to Scalar and Abelian Gauge Fields (pdf, 11 MB)
Supervisor: Dr. Frank Saueressig
Second reader: Prof. Dr. Ronald Kleiss
25 July 2021

Bart Zonneveld
A Local Vacuum in De Sitter Space (pdf, 743 kB)
Supervisor: Prof. Dr. Wim Beenakker/David Venhoek
9 July 2021

Wouter Oosters
Asymptotically Safe Fermions On Curved Backgrounds (pdf, 3,8 MB)
Supervisor: Dr. Frank Saueressig 
August 2021

Guus Reijns
The role of renormalization schemes in the context of the SM Hierarchy Problem (pdf, 2,2 MB)
Supervisor: Prof. Dr. Wim Beenakker
Second reader: Prof. Dr. Sijbrand de Jong 
23 August 2021

Bren Schaap
Renormalization of Factorially Divergent Series:
Quantum Field Theory in Zero Dimensions (pdf, 2,4 MB)
Supervisor: Prof. Dr. R.H.P. Kleiss
August 2021

Stefan Krieg
Diagrammatic derivation of the BCJ identity (pdf, 765 kB)
Supervisor: Prof. Dr. R.H.P. Kleiss
June 2021

Tom Draper
Asymptotically Safe Amplitudes - No Strings Attached (pdf, 1,1 MB)
Supervisor: Dr. Frank Saueressig/dr. Benjamin Knorr/dr. Chris Ripken
Publicatie 1: https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.125.181301
Publicatie 2: https://link.springer.com/article/10.1007/JHEP11(2020)136

May 2021

Ludo van Alst
Deep learning for segmentation and classification of Wilms’ tumours (pdf, 6,1 MB)
Supervisor: Prof. Dr. Nicolo de Groot/Drs. Thomas de Bel (Radboud UMC)/
Dr. Jeroen van der Laak (Radboud UMC)

March 2021

Daniel Kok
Building a quantum kNN classifier with Qiskit: theoretical gains put to practice (pdf, 1,4 MB)
Supervisor: Dr. Sascha Caron/Sydney Otten
March 2021

Thijs Miedema
Stopping Muons at ProtoDUNE (pdf, 6,8 MB)
Supervisor: Dr. Frank Filthaut
October 2020

Jeremy de Wit
Comparisons of computational tools for the muon anomalous magnetic moment within the pMSSM
Supervisor: Prof. Dr. Wim Beenakker/Melissa van Beekveld/Marrit Schutten
July 2020

Remco Volmer
Anomaly detection at the ATLAS detector using a Variational Autoencoder
Supervisor: Dr. Sascha Caron
July 2020

Jesse Daas
Fermions in the Asymptotic Safety Program (pdf, 924 kB)
Supervisor: Dr. Frank Saueressig
July 2020

Jochem Kip
The unitarity pontaneously broken SU(2) theory (pdf, 2 MB)
Supervisor: Prof. Dr. Ronald Kleiss
Januari 2020

Lieke van Dijk
Branching ratio calculations for B0s → µ+µ−
Supervisor: Prof. Dr. Wim Beenakker/Melissa van Beekveld/Marrit Schutten
Januari 2020

Tim Voeten
Supervisor: Dr. Sascha Caron
2019

Chris van den Oetelaar
Supervisor: Dr. Sascha Caron
2019

Joep Leenaarts
Calculating splitting functions, using local gauges (pdf, 1,9 MB)
Supervisor: Prof. Dr. Ronald Kleiss
September 2019

Lando Bosma
Towards resolving singularities in Asymptotic Safety (pdf, 829 kB)
Supervisor: Dr. Benjamin Knorr/Dr. Frank Saueressig
Juli 2019

Derryk Schieck
N = 4 supersymmetric Yang-Mills theory and its deformations a functional renormalisation approach (pdf, 638 kB)
Supervisor: Dr. Frank Saueressig
Juni 2019

Berend Visser
Observers in Curved-Spacetime Quantum Field Theory (pdf, 853 kB)
Supervisor: Prof. dr. Wim Beenakker
April 2019

Arthur Vereijken
Relating different regularization schemes in Functional Renormalization (pdf, 717 kB)
Supervisor: Dr. Frank Saueressig
Maart 2019

Sjors Heefer
Advancements on the Covariance of the κ-Poincar´e Model and Relative Locality (pdf, 1,2 MB)
Supervisor: Dr. Giulia Gubitosi/Prof. dr. Renate Loll
December 2018

Camiel Pieters
Dark Matter with KM3NeT (pdf, 19 MB)
Supervisor: Prof. Dr. Wim Beenakker
November 2018

Dennis Obster
Exploring the Canonical Tensor Model (pdf, 3,1 MB)
Supervisor: Prof. Dr. Renate Loll/Prof. dr. N. Sasakura
October 2018

Mike Eijbersen
Acquisition strategies and MR Physics of imaging (hyperpolarized) molecules exploiting large chemical shift differences molecules exploiting large chemical shift differences (pdf, 6 MB)
Supervisor: Prof. Dr. Nicolo de Groot
August 2018

Joris v.d. Ven
Quantum Corrections and Renormalization Schemes (pdf, 1,7 MB)
Implications for the hierarchy problem (pdf, 1,7 MB)
Supervisor: Prof. Dr. Wim Beenakker
Augustus 2018

Jonas Würzinger
Scanning the phenomenological MSSM - Re-evaluating the ATLAS experiment’s sensitivity to Supersymmetry with LHC Run 2 data in a dedicated 3rd generation squarks scan
Supervisor: Dr. Sascha Caron
August 2018

Sjoerd Ypma
Search for the perfect variable to find new physics in pp collisions at √s= 13 TeV.
Supervisor: Dr. Sascha Caron
August 2018

Robin Ooijer
A complete cosmic history from Asymptotic Safety (pdf, 836 kB)
Supervisor: Dr. Frank Saueressig
Juli 2018

Renz Bakx
The effect of non-static metrics on observables (pdf, 1,4 MB)
Supervisor: Prof. Dr. Wim Beenakker
July 2018

Rowan Zaki
The Long Baseline Neutrino Facility (LBNF); Beamline optimization & Spectrometer design (pdf, 8 MB)
Supervisor: Dr. Frank Filthaut
April 2018

Wouter Houthoff 
Safe Spheres and where to find them
Supervisors: Dr. Frank Saueressig and A. Kurov
September 2017

Jorn Biemans
Renormalization group flows of gravity and gravity-matter systems on foliated spacetimes (pdf, 851 kB)
Supervisors: Alessia Platania and Dr. Frank Saueressig
Juni 2017

Oscar Boher
The Abelian Higgs Model: Unitarity in the unitary Gauge (pdf, 643 kB)
Supervisors: Prof. Dr. Ronald Kleiss and Prof. Dr. Nicolo de Groot
March 2017

Ruud Peeters
Experimental and Theoretical Constraints on pMSSM Models (pdf, 4,2 MB)
Investigating the diboson excess and fine-tuning (pdf, 4,2 MB) 
Supervisor: Dr. Sascha Caron
January 2017

David Venhoek
Quantum vacua in curved spacetime (pdf, 1,1 MB)
Supervisor: Prof. Dr. Wim Beenakker
December 2016

Bob Stienen
Generalising LHC Exclusion Limits using Machine Learning (pdf, 11 MB) 
Supervisors: Dr. Sascha Caron and Prof.dr. Tom Heskes
November 2016

Milo Vermeulen
Calcium Enrichment for the Study of Neutrinoless Double Beta Decay (pdf, 3,8 MB)
Supervisor: Prof. Dr. Nicolo De Groot
November 2016

Daphne van den Elzen
The link between a vacuum diagram and the renormalization group equation (pdf, 601 kB)
Supervisor: Prof. Dr. Wim Beenakker
September 2016

Han van der Pluijm
On the interpretation of the quantum wave function (pdf, 1 MB)
Supervisors: Prof. Dr. Ronald Kleiss and H.C. Donker
August 2016

Fleur Versteegen
Quantum Gravity corrections to the Unruh effect (pdf, 1,3 MB)
Supervisor: Dr. Frank Saueressig
July 2016

Antonio Condorelli
A new trigger system for the radio detection (pdf, 222 kB)
Supervisor: Dr. Charles Timmermans
July 2016

Melissa van Beekveld
Possible Indirect Detection of Dark Matter and its impact on LHC (pdf, 24 MB)
Supersymmetry searches (pdf, 24 MB)
Supervisors: Prof. Dr. Wim Beenakker and Dr. Sascha Caron
Publications: JCAP 1512 (2015) 013 and  JHEP 1604 (2016) 154
February 2016

Gillian Lustermans
The Landau-Yang theorem in Quantum Chromodynamics (pdf, 1,1 MB)
Supervisors: Prof. Dr. Wim Beenakker and Prof. Dr. Ronald Kleiss
January 2016

Luc Hendriks
A description of the Galactic Center excess in the Minimal (pdf, 2,5 MB)
Supersymmetric Standard Model (pdf, 2,5 MB)
Supervisors: Dr. Sacha Caron and Dr. Bram Achterberg
December 2015

Chris Ripken
Curvature on the noncommutative tangent bundle (pdf, 1,2 MB)
Supervisors: Prof. Dr. Ronald Kleiss and Prof. Dr. Wim Beenakker
October 2015

Remco Castelijn
Supersymmetry and the Higgs boson: a better marriage after all (pdf, 2,4 MB)
Supervisors: Dr. Sascha Caron and Prof. Dr. Wim Beenakker
Published: JHEP 1505 (2015) 044
August 2015

Vincent van Eijden
Revisiting the Gerasimova-Zatsepin effect (pdf, 9,2 MB)
Supervisors: Dr. Charles Timmermans, Prof. Dr. Sijbrand de Jong
July 2015

Jeroen Schouwenberg
Kalman Filter Trained Look-Up Tables for the ATLAS Level-1 Topological Missing Transverse Energy Trigger (pdf, 4,1 MB)
Supervisors: Dr. Sascha Caron and Prof. Dr. Ronald Kleiss
2014

Marie Lanfermann
From the Standard Model Higgs boson towards Supersymmetry: Improving Supersymmetry Searches at the Large Hadron Collider (pdf, 5,7 MB) 
Supervisor: Dr. Sascha Caron
December 2014

Tom van Daal
Renormalization Group Invariants in the Minimal Supersymmetric Standard Model (pdf, 1,9 MB)
Supervisor: Prof. Dr. Wim Beenakker
Published: JHEP 1510 (2015) 014
September 2014

Ricardo van den Akker
HiSPARC: Detecting Cosmic Rays in our backyard (pdf, 2,3 MB) 
Supervisor: Dr. Charles Timmermans
Augustus 2014

Martijn Jongen
Quantum Field Theory on a Random Lattice (pdf, 3,5 MB) (CUM LAUDE)
Supervisor: Prof. Dr. Ronald Kleiss
August 2014

Tim Janssen
Scale-independent scale dependence and renormalization in zero dimensions (pdf, 539 kB)
Supervisor: Prof. Dr. Ronald Kleiss
May 2014

Dave Otte
Determining the Gerasimova-Zatsepin effect (pdf, 1,3 MB)
Supervisor: Dr. Charles Timmermans
April 2014

Scott N.A. Smith
On Causal Structure in (1 + 1)-Dimensional and (2 + 1)-Dimensional Generalised Causal Dynamical Triangulations (pdf, 1,4 MB)
Supervisor: Prof. Dr. Renate Loll
February 2014

Edo van Veen
Quantum interpretations and world war two
Supervisors: Prof. Dr. Wim Beenakker and Dean Rickles (University of Sydney)
October 2014

Ben Ruijl
Locally causal dynamical triangulations (pdf, 1,3 MB)
Supervisor: Prof. Dr. Renate Loll
2013

Rob Verheyen
Finding renormalization group invariants using computer algebraic methods (pdf, 750 kB)
Supervisors: Prof. Dr. Ronald Kleiss and Prof. Dr. Wim Beenakker
Published: JHEP 1510 (2015) 014
August 2013

Martijn van Beek
The effects of dark matter on gravitational lensing properties of galaxy clusters (pdf, 13 MB)
Supervisors: Prof. Dr. Wim Beenakker and Geraint Lewis (University of Sydney)
Published: MNRAS 441 (2014) 1954-1963
August 2013

Jins de Jong
Hybrid renormalization and the -functions of the real scalar Higgs Lagrangians from the scalar spectral action (pdf, 938 kB)
Supervisors: Walter van Suijlekom (mathematics) and Prof. Dr. Wim Beenakker
June 2013

Jamil Hetzel
Probing the Supersymmetry Breaking Mechanism Using Renormalisation Group Invariants

Supervisor: Prof. Dr. Wim Beenakker
Published: JHEP 1210 (2012) 176

Vincent Theeuwes
Radiative Corrections to the Dark Matter Relic Density (pdf, 1,6 MB)
Supervisor: Prof. Dr. Wim Beenakker
September 2012

Jeroen Kersten
Beacon-analysis (pdf, 9,4 MB)
Supervisor: Dr. Charles Timmermans
Augustus 2012

Katharina Holland
The energy spectrum and the effective area based on AERA measurements (pdf, 7 MB)
Supervisor: Dr. Charles Timmermans
Augustus 2012

Guus van Aar
A study of composition and anisotropy of cosmic rays using the shape of the air shower front (pdf, 5,4 MB) 
Supervisor: Dr. Charles Timmermans
Februari 2012


Matthias Sars
Noncommutative Geometry & SU(5) Grand Unification (pdf, 649 kB)
Supervisors: Walter van Suijlekom (mathematics) and Prof. Dr. Ronald Kleiss
August 2011

Margot Peters
Using the HiSPARC network to measure the Gerasimova-Zatsepin effect (pdf, 1,5 MB)
Supervisor: Dr. Charles Timmermans
Februari 2011

Koen van den Dungen
The structure of gauge theories in almost commutative geometries (pdf, 1,1 MB)
Supervisors: Walter van Suijlekom (mathematics) and Prof. Dr. Ronald Kleiss
Published: J.Noncommut.Geom. 7 (2013) 433
January 2011

Geert-Jan Besjes
Linear Sigma Models on the Lattice

Supervisor: Prof. Dr. Ronald Kleiss
November 2010

Mark Netjes 
Search for three families in variations of Gepner Models with free fermions

Supervisor: Bert Schellekens
August 2010

Jesse Cornelissen
Angular correlations in bb‾ production processes at the D0 detector (pdf, 2 MB)
Supervisor: Dr. Frank Filthaut
Augustus 2010

Antje Fitzner
Accuracy tests and a new angular reconstruction using surface detector data (pdf, 3,8 MB)
Supervisor: Dr. Charles Timmermans
Augustus 2010

Michael Wiechers
Near Detektor SMRD reconstruction (pdf, 3 MB)
Supervisors: Prof. Dr. Ronald Kleiss and Thomas Kutter (Louisiana State University)
July 2010

Thijs van den Broek
Supersymmetric Gauge Theories in Noncommutative Geometry (pdf, 1,5 MB)
Supervisors: Walter van Suijlekom (mathematics) and Prof. Dr. Ronald Kleiss
Published: Comm.Math.Phys. 303 (2011) 149
August 2009

Jord Boeijink
Noncommutative geometry of Yang-Mills Fields (pdf, 1,1 MB)
Supervisors: Walter van Suijlekom (mathematics) and Prof. Dr. Ronald Kleiss
Published: J.Geom.Phys. 61 (2011) 1122
August 2009

Lisa Hartgring
Unitarity Restoration in off-shell Vector Boson Fusion (pdf, 4,4 MB)
Supervisor: Prof. Dr. Ronald Kleiss
October 2008

Irene Niessen
Supersymmetric phenomenology in the mSUGRA parameter space (pdf, 1,2 MB) (arXiv:0809.1748)
Supervisor: Prof. Dr. Wim Beenakker
August 2008

Irene Niessen 
Supersymmetric Phenomenology in the mSUGRA Parameter Space (pdf, 1,3 MB)
Supervisors: Prof. Dr. Wim Beenakker and Prof. Dr. Nicolo de Groot
Augustus 2008

Freddy Beens
Radio detection of cosmic rays in the Netherlands. A feasibility study. (pdf, 920 kB)
Supervisor: Dr. Charles Timmermans
Augustus 2008

Hanneke Janssen
Reconstructing Reality (pdf, 869 kB)
Supervisor: Prof. Dr. Klaas Landsman (mathematics) and
Prof. Dr. Jos Uffink (Utrecht University)
July 2008

Harm Schoorlemmer
Search for pulsars and magnetars with the Pierre Auger surface detector (pdf, 754 kB)
Februari 2008

Marcel Raas
Unitary constraints on the decay width of Z, W and H (ps, 1,3 MB)
Supervisor: Prof. Dr. Ronald Kleiss
October 2007

Christiaan Reppel
Phenomenological Aspects of Gepner Models

Supervisor: Bert Schellekens
October 2007

Jeroen de Groot
Finding the propagator of massive spin-1/2 propagators (pdf, 293 kB)
Supervisor: Prof. Dr. Ronald Kleiss
September 2007

Raoul S. de Rooij
RF-pickup for the Minimum Ionizing particle MOS Active pixel sensor 5 to 2.400 GHz (pdf, 7,8 MB) 
Augustus 2007

Melvin Meijer
Helicitiy calculations of charmonium production matrix elements with longitudinally polarized gluons and photons (pdf, 317 kB) (Phys.Rev.D77:034014,2008)
Supervisor: Prof. Dr. Ronald Kleiss and Jack Smith (Stony Brook University)
August 2007

Folkert Koetsveld
On the angular correlation of b-jets in ppbar collisions at 1.96 TeV (pdf, 1,2 MB)
Supervisor: Dr. Frank Filthaut
Oktober 2006

Jeroen Broekhuizen 
Atlantis 3D (PDF) 
March 2006

Eric Jansen 
Visualization and Alignment of the Muon Chambers at the H8 Combined Testbeam (pdf, 1 MB) 
Supervisor: Dr. Charles Timmermans
August 2005

Herman Awater 
Bepaling van de energie van kosmische deeltjes uit deeltjeslawines in de atmosfeer (pdf, 2,7 MB)
Supervisor: Dr. Charles Timmermans
May 2005

Marcel van Kessel
A Derivation of Minimal Softly Broken Supersymmetric Quantum Electrodynamics (ps, 956 kB) (Nucl.Phys.B800:330-348,2008 )
Supervisor: Prof. Dr. Ronald Kleiss
February 2004

Jeroen Potjens 
Kosmische straling (opbouw meetstations en data-analyse) 
January 2004

M. van den Akker 
Search for TeV Gamma-Rays in Gamma-Ray Bursts with the L3+Cosmics detector (pdf, 2,2 MB) 
Supervisor: Dr. Charles Timmermans
February 2003

R. Hijmering 
Februari 2003

Susana Barros 
Air shower simulations for NAHSA (pdf, 1 MB)
Supervisor: Dr. Charles Timmermans
December 2002