Deutsch Intern
RTG 2994 Particle physics at colliders in the LHC precision era

Research

 

Prospective projects for doctoral researchers

Standard Model at the LHC and prospective future colliders

Project Advisor                          
NLO corrections to polarised VBS at the LHC. Denner, Ströhmer
Precise predictions to VBS into semi-leptonic final states at the LHC. Denner, Ströhmer
Measurement of differential cross section and gauge boson polarisation in EW VBS production of W ±Z + 2jets at the ATLAS experiment using combined Run-2 and Run-3 proton-proton collision data. Ströhmer, Denner
Differential cross section measurement of VBS sensitive EW Zγ + 2jets production and measurements of quartic gauge couplings at the ATLAS detector. Trefzger
Measurement of the W mass from data with low luminosity at the ATLAS detector. Ströhmer
Machine Learning based identifications of b jets origin in top-quark pair production in association with b jets at the ATLAS detector. Haleem
Study of colour reconnection effects in W-boson pair production in future e+e− colliders. Ströhmer,  Ohl

 

Beyond the Standard Model at present and future colliders

Project Advisor                          
VBS in models with extended Higgs sectors. Denner, Ohl
Search for anomalous quartic-gauge-coupling effects in EW VBS production of W ±γ + 2 jets final states at the ATLAS experiment. Trefzger
Combined effective field theory interpretation of differential cross section measurements of EW processes sensitive to quartic gauge couplings of SM vector bosons measured at the ATLAS experiment. Ströhmer, Ohl
BSM effects in tails of distributions: Composite Higgs versus SMEFT. Porod, Ströhmer
Measurements of fiducial differential cross sections of pp → t ¯t + b-jets and interpretations of four heavy quark couplings in context of SMEFT operators. Haleem, Porod
Quantum tomography for SMEFT operators at future colliders. Ohl, Neuenfeld, Haleem
Interpretations of BSM models using preserved data and analysis workflows at ATLAS. Haleem, Porod
LHC phenomenology of Composite Higgs models with supersymmetric UV completions. Porod, Ohl
Dark Matter and Neutrinos in Composite Higgs Models with an UV completion. Porod
Quark masses and mixing in Composite Higgs models in top-down approaches within gauge/gravity duality. Porod, Erdmenger
Fermionic operators in non-abelian Born-Dirac-Infeld actions for Composite Higgs Models. Erdmenger
Leptoquarks in Composite Higgs Models with an UV completion. Porod, Haleem
Search for leptoquarks in the final states involving top quarks. Haleem, Porod
Search for vector-like leptons in the multiple b jets final state. Haleem

 

Field-theoretical methods and tools

Project Advisor                          
Implementation of the SMEFT into Recola2. Denner, Porod
Exclusive initial state QED radiation in WHIZARD. Ohl
Improved phase space sampling for unweighted event generation using modern Machine Learning methods. Ohl
Development of RG and information geometry techniques for improved training of neural networks. Erdmenger, Neuenfeld
Application of RG and information geometry improved training methods in particle physics. Ohl, Erdmenger
Improving machine learning of hyperbolic networks using AdS/CFT. Erdmenger, Neuenfeld
Application and improvement of hyperbolic networks for simulated multi-top events. Neuenfeld, Haleem,
Erdmenger