Abschlussarbeiten
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Abgeschlossene Abschlussarbeiten
Dissertationen
Masterarbeiten
| Giulia Fazzino | Suppressing pile-up contributions in the formation of topological clusters in ATLAS | September 2024 |
| Jan Jaekel | Jet-Lepton Overlap Removal Optimization in context of the boosted H to WW to lnuqq measurement using Run 2 data in ATLAS | April 2024 |
| Simone Ruscelli | Feasibility studies for the extraction of the efficiency of boosted W/Z identification algorithms in diboson events using 13 TeV proton-proton collisions in ATLAS | September 2023 |
| Donna Maria Mattern | Measurement of the top-quark pair to Z-boson production cross-section ratio at a centre-of-mass energy of √s = 13.6 TeV with the ATLAS detector | April 2023 |
| Simon Neuhaus | Studies for the measurement of the production of top-quark pairs in association with a Z boson decaying to a pair of tau leptons with the ATLAS detector | Oktober 2022 |
| Lucas Cremer | Sensitivity studies of the interference between FCNC and SM processes | Oktober 2022 |
| Daniel Wall | Studies of radiative top quark processes with Bayesian neural networks | Oktober 2022 |
| Michael Windau | Studies for a graph-based deep-learning method to improve isolation variables for photon identification with the ATLAS detector | April 2022 |
| Aaron van der Graaf | A super-resolution GAN for photon identification at collider experiments | Oktober 2021 |
| Lars Kolk | Systematic-aware top-quark pair reconstruction with deep learning | September 2021 |
| Jan Lukas Späh | Data-driven corrections to shower shape variables for photon identification at the ATLAS experiment | September 2021 |
| Florian Mausolf | Search for flavour-changing photon interactions in top-quark production and decay at the ATLAS experiment using deep neural networks | Mai 2021 |
| Lars Röhrig | Estimating fake-lepton contributions in the framework of Bayesian statistics | Mai 2021 |
| Benedikt Gocke | Search for flavour-changing photon interactions in top-quark production and decay with the ATLAS experiment | Oktober 2020 |
| Alexander Froch | Parton Shower Simulations with Generative Adversarial Networks | Oktober 2020 |
| Patrick Schmidt | Autoencoder for Anomaly Detection in tt-Events | Oktober 2020 |
| Nils Julius Abicht | Study of convolutional neural networks for strange-tagging based on jet images from calorimeters | September 2020 |
| Egor Evsenin-Gutschank | Development of a calibration strategy for the first strange tagger with the ATLAS detector at √s=13 TeV using full Run-2 data | September 2019 |
| Abdulkärim Frempong | Studies for the search for pair produced scalar leptoquarks in proton-proton collisions decaying into top quarks and electrons or muons with the ATLAS detector at √s = 13 TeV | Januar 2019 |
| Björn Wendland | First search for the single production of vector-like B quarks in the B → bH (→ γγ) decay channel using data corresponding to 79.8 fb-1taken with the ATLAS detector at √s = 13 TeV | Oktober 2018 |
| Marius Nagel | Optimization of the Photon Identification at the ATLAS Experiment Using an Adversarially Trained Neural Network | September 2018 |
| Salvatore La Cagnina | Studies of interference effects in processes with flavor-changing neutral currents including a tqγ coupling at the LHC | September 2018 |
| Tim Kallage | Studies on the Reconstruction of Top-Quark Pairs Decaying in the Lepton+Jets Channel with Artificial Neural Networks | September 2018 |
| Stella Oppermann | Development of an Event Selection Based on Machine Learning to Improve ttbar Reconstruction with the KLFitter Algorithm at the ATLAS Experiment | September 2018 |
| Cornelius Grunwald | Constraining dimension-six effective operators through the combination of top quark measurements using EFTfitter | Dezember 2017 |
| Frederic Schröder | Studies on the first search for single production of vector-like B-quarks with B->bH in the H->gamma gamma channel at sqrt(s)=13 TeV with the ATLAS detector | September 2017 |
| Volker Austrup | Search for Single Vector-like Top Partners in the decay channel T->T(nunu)t(qqb) with sqrt(s)=13 TeV at the ATLAS experiment | September 2017 |
| Lennart Rustige | Studies for the background estimation to the search for FCNCs in single top quark + photon production with the ATLAS experiment at √s=13 TeV | Februar 2017 |
| Elena Freundlich | Studies for the Search for Pair Production of Vector-like Quarks in the Dilepton Channel QQ->Z(ll)q+X at √s=13 TeV with the ATLAS Experiment | Oktober 2016 |
| Sonja Bartkowski | Development of a Search for Single Vector-Like Top Partners and Resonant Monotop Production with Boosted Top Quarks and ETmiss in pp Collisions with √s=13 TeV at the ATLAS Experiment | Oktober 2016 |
| Kevin Nolte | Classification with case weights for Top Tagging | August 2016 |
| Tobias Nickel | Comparison of the performance of the KLFitter algorithm at √s = 8 TeV and 13 TeV with the ATLAS detector using the ttbar-lepton+jets decay channel | März 2016 |
| Isabel Nitsche | Studies on the prospect for the search for tH-production with H→γγ at √s=13 TeV with the ATLAS detector | September 2015 |
| Tobias Kupfer | Studies on Substructure based Top Tagging for high pT Jets using Multivariate Techniques at √s=14 TeV with the ATLAS Detector | September 2015 |
| Gregor Geßner | Measurement of the top quark mass in final states with three jets and one charged lepton at √s=8 TeV with the ATLAS experiment | September 2015 |
| Lennart Behrendt | Optimierung der Performance von Algorithmen zur Identifikation von B-Jets auf Basis multivariater Methoden | September 2015 |
Bachelorarbeiten
| Lennart Völz | Characterization and manipulation of an anion beam for spectroscopy and trapping with the Borealis experiment | Juli 2024 |
| Max Möller | Interpretations of fiducial differential cross- section measurements of gluon fusion Higgs production in H->WW->lvlv decays in terms of a Standard Model Effective Field Theory with the ATLAS Experiment | Juli 2024 |
| Joel Koch | Quark versus gluon tagging in the forward direction using topo-towers with the ATLAS detector | August 2023 |
| Bastian Schuchardt | Achievable performance of boosted object identification algorithms using machine learning techniques in ATLAS | Juli 2023 |
| Simon Unterste- Wilms | Performance of boosted object identification in fast simulation at the ATLAS Experiment | März 2023 |
| Chiara Deponte | Studies on the properties of non-prompt photons at the ATLAS experiment, Bachelorarbeit | Juli 2022 |
| Marina Andress | Studien zu den Aussichten der direkten Messung des CKM-Matrixelements Vtd mit tW Ereignissen am ATLAS Experiment | Juli 2022 |
| Niklas Düser | Studies to optimize the neural network input features for the search of same-sign top-quark production | Juni 2022 |
| Lukas Riedel | Studies on using distance correlation for the estimation of jet background in photon identification at the ATLAS experiment | Januar 2022 |
| Cihad Gözsüz | Neural network based signal-background classification for the differential single top+photon measurement at the ATLAS experiment | Juli 2021 |
| Lisa Goldschmidtböing | Training Neural Networks on ATLAS Open Data to Separate Signal and Background of Single Top Quark Production in pp Collisions at 13 TeV | November 2020 |
| Andrej Kusurmann | Fake lepton estimation in top quark processes with one electron or muon in the final state | Oktober 2020 |
| Judith Gnade | Energy Conservation in Generative Adversarial Networks for Parton Shower Simulations | September 2020 |
| Daniel Wall | Optimisation Studies for the Direct Measurement of the Top-Quark Decay Width using TATORTCleaner at the ATLAS Experiment | August 2020 |
| Lucas Cremer | Untersuchung der Sensitivität von Messungen des differentiellen Wirkungsquerschnitts von Top-Paar-Produktion in Regionen hohen transversalen Impulses auf Dimension-Sechs-Operatoren am LHC | August 2020 |
| Simon Nicklas Neuhaus | Sensitivitätsstudien für den Zerfall H → ss am LHC | August 2020 |
| Donna Mattern | Testing profile-likelihood unfolding in top-quark measurements with the ATLAS experiment | August 2020 |
| Cyrus Walther | Discrimination of Standard Model and EFT contributions in single top production with a photon | Juni 2020 |
| Marcel Moczarski | Neural network studies for the search for flavour-changing tqy interactions with the ATLAS detector | Juni 2020 |
| Nils Breer | Studien zur Verbesserung von Strange-Tagging in pp-Kollisionen durch die Rekonstruktion von Λ-Baronen | August 2019 |
| Jonah Blank | Studies on event selection criteria for the non-resonant HH->bbbb decay channel | August 2019 |
| Nicole Schulte | Study on the sensitivity of top quark spin correlations to supersymmetric top quark partners | August 2019 |
| Saskia Kahl | Studien zur Verbesserung der Suchsensitivität nach einzeln produzierten Vector-like-Top-Quarks mit der Matrix-Element-Methode am ATLAS-Detektor | Juli 2019 |
| Lars Kolk | Studies for a multi-class boosted object tagger at the ATLAS experiment | Juli 2019 |
| Aaron van der Graaf | Studien zur Bestimmung von |Vts| in dileptonischen tt Zerfällen unter Berücksichtigung von rekonstruierten KS und Λ0 | Juli 2019 |
| Jan Lukas Späh | Studies for the sensitivity to dimension six operators in the context of effective field theories in singe-top-quark production with a photon | Juli 2019 |
| Michael Windau | Studien über die Auswirkungen verschiedener b-Tagging-Arbeitspunkte auf die Performance eines Algorithmus zur Verbesserung der tt-Rekonstruktion am ATLAS-Experiment | Juli 2019 |
| Philipp Hellmann | Aufbau einer Messanordnung zur Überprüfung der Szintillationseigenschaften von Polyethlennaphthalat | September 2018 |
| Janina Nicolini | Kombination und EFT-Interpretation von Messungen des ttγ Produktionswirkungsquerschnitts in Proton-Proton-Kollisionen | Juli 2018 |
| Benedikt Gocke | Suche nach einzeln produzierten Vector-like Top-Quarks am ATLAS Detektor mit der Matrix Element Methode | Juli 2018 |
| Patrick Schmidt | Studien zur Optimierung der Photon-Isolation für die Suche nach einzelproduzierten vektorartigen B-Quarks im Zerfallskanal B → H(→ γγ)b am ATLAS-Detektor bei √s = 13 TeV | Juli 2018 |
| Dominik Hellmann | Decay kinematics comparison of pair-produced leptoquarks and vector-like quarks in proton proton collisions at √s = 13 TeV at the LHC | Juli 2018 |
| Alexander Froch | Signal and Background Discrimination for the Search of Single Vector-Like-Top-Quark Production at the ATLAS Detector with Artificial Neural Networks | Juli 2018 |
| Andre Augustin | Studies on top tagging for intermediately boosted top quarks using machine learning with the ATLAS detector | April 2018 |
| Tobias Decking | Studien zur Suche nach vektorartigen B-Quarks mit Hilfe von multivariaten Methoden und dem ATLAS-Detektor am LHC bei √s = 13 TeV | August 2017 |
| Nils Julius Abicht | First studies on the distinction of strange and bottom jets with the ATLAS detector in Run 2 | Juli 2017 |
| Egor Evsenin-Gutschank | Studies of the Impact of the Isolation Criteria for the Measurements of Photon Identification Efficiencies with the ATLAS Detector at √s = 13 TeV | August 2016 |
| Salvatore La Cagnina | Constraints on the top quark width from cross section and branching ratio measurements using EFTfitter | Juli 2016 |
| Philip Boenke | Studies for the improvement of the uncertainty on measurements of the top-tagging efficiency in ttbar events at the ATLAS experiment | Juli 2016 |
| Abdulkärim Frempong | Study of the mass dependent optimisation of the event selection for the single production Y → Wb vector-like quark search with one lepton in the final state with the ATLAS detector at √s = 13 TeV | Juli 2016 |
| Valerie Hohm | Optimisation Studies for the Search for tH Production at the ATLAS Experiment with first √s = 13 TeV Monte Carlo Samples | Juli 2016 |
| Tim Kallage | Performance Studies on the Reconstruction of Vector-Like Top Quark Pairs Decaying in the Channel TT → ZtWb with the KLFitter Algorithm at the ATLAS Experiment | Juli 2016 |
| Simon Mahn | Optimierung der Untergrund-Unterdrückung bei der Suche nach Vector-Like-T-Quarks mit dem ATLAS-Detektor | Juli 2016 |
| Marius Nagel | Jet Cleaning Studies for Monotop Topologies at the ATLAS Detector at √s = 13 TeV | Juli 2016 |
| Stella Oppermann | Optimization Studies for the Boosted Event Selection in a Search for Vector-Like Quark Pair Production in the Channels TT→WbZt and BB→WtZb with the ATLAS Experiment | Juli 2016 |
| Björn Wendland | KLFitter studies for semi-boosted ttbar events with the ATLAS detector at √s = 13 TeV | Juli 2016 |
| Frederic Schröder | Studien zur Identifikation geboosteter Top-Quarks mit Substrukturvariablen kombiniert in einem künstlichen neuronalen Netz | Juli 2015 |
| Sonja Bartkowski | Suppression of QCD-Multijet Background Using Multivariable Classification Methods | August 2014 |
| Tobias Kupfer | Analyse der √s=7 TeV ATLAS-Daten aus 2011 zur Verbesserung der W+Jets-Untergrund-Bestimmung zur Messung der Masse des Top-Quarks | Oktober 2013 |
| Isabel Nitsche | Optimization of the signal-background separation in the single-top t-channel at the ATLAS experiment using neural networks | Oktober 2013 |
| Gregor Geßner | Systematic study about phase space separated b-tagging at the ATLAS experiment | Juli 2013 |