Ruprecht Karls Universität Heidelberg

Abgeschlossene Arbeiten

2017

Measurement of efficiency corrected yields of the decay Λb0 → Λc+ Ds- -- a first step towards a pentaquark search in the decay Λb0 → Λc+ D0bar K-
Florian Reiß (Masterarbeit, 2017)

Performance studies of irradiated scintillating fibre modules and quality checks during serial production for the LHCb SciFi Tracker
David Müller (Masterarbeit, 2017)

Characterization studies of PACIFIC readout ASIC for the LHCb SciFi Tracker
Sotirios Nikas (Masterarbeit, 2017)

Determination of the b-hadron production cross-section and measurement of CP violation in Bs → φφ decays at the LHCb experiment
Max Neuner (Dissertation, 2017)

Identifying charmed hadrons from b hadron decays at LHCb
Christoph Otte (Bachelorarbeit, 2017)

Measurement of the CP asymmetry in the Decay B+ → J/ψ K*+
Christoph Rieß (Bachelorarbeit, 2017)

Mesurement of the branching fraction of the rare decay of D*0 → D0e−e+ at the LHCb experiment
Richard Kaiser (Bachelorarbeit, 2017)

First Observation of the Decay Λ0b → J/ψ Λ0 φ with the LHCb Experiment
Christopher Otto Alfred Vahl (Diplomarbeit, 2017)

2016

Commissioning of a test stand for quality assurance of fibre modules using cosmic rays for the SciFi detector upgrade
Lukas Witola (Bachelorarbeit, 2016)

Branching Fraction Measurement of the Decay B+ -> J/ψ ρ+ with the LHCb Experiment
Jascha Grabowski (Masterarbeit, 2016)

Measurements of Scintillator Fibre Tracker Mat Quality for the LHCb Tracker Upgrade
Laura Victoria Klein (Bachelorarbeit, 2016)

Measurement of the branching ratio of the decay B+ -> J/Ψ K∗+ at the LHCb experiment
Daniel Baitinger (Bachelorarbeit, 2016)

2015

Measurement of indirect CP asymmetries in D0->K−K+ and D0->pi−pi+ decays with the LHCb experiment
Andreas Jäger (Dissertation, 2015)

Measurement of the branching fraction of the rare decay B^+ -->K^{*+}mumu exploiting the K^{*+}->K^+pi^0 decay at the LHCb experiment
Paul André Günther (Bachelorarbeit, 2015)

Angular analysis of B->K*μμ decays using 3 fb-1 of integrated luminosity at LHCb
Thomas Nikodem (Dissertation, 2015)

Measurements of particle production and particle correlations in proton-proton and proton-ion collisions with LHCb
Marco Meißner (Dissertation, 2015)

The search for τ → μμμ at LHCb
Paul Seyfert (Dissertation, 2015)

Measurement of CP violation in B0-B0bar mixing using semileptonic decays at LHCb
Lucia Grillo (Dissertation, 2015)

A Novel Flavour Tagging Algorithm using Machine Learning Techniques and a Precision Measurement of the B0-B0bar Oscillation Frequency at the LHCb Experiment
Katharina Kreplin (Dissertation, 2015)

Determination of the branching fraction and a new method for reconstructing B+- -> K*(892)+- mu+ mu- decays at LHCb
Lina Norton (Masterarbeit, 2015)

Determination of the branching ratio of the decay B+ -> mu mu K*+ (-> Ks pi+)
Philipp Kühnl (Bachelorarbeit, 2015)

Lifetime measurements of beauty hadrons at the LHCb experiment
Francesca Dordei (Dissertation, 2015)

Measurement of the branching ratio for the decay Lambda_b --> D^0 p mu nu X with the LHCb experiment
Patrick Fahner (Masterarbeit, 2015)

Measurement of the time-integrated CP asymmetry in prompt D0->K−K+ decays with the LHCb experiment
Simon Stemmle (Masterarbeit, 2015)

2014

Bestimmung des Verzweigungsverhältnisses für den Zerfall B+ ->J/psi K+ pi+ pi-
Daniel Richter (Bachelorarbeit, 2014)

Messung des Verzweigungsverhaltnisses des Zerfalls B+ -> J/psi K+pi+pi- unter Verwendung des Referenzkanals B+ -> psi(2S)K+ am LHCb-Experiment
Johannes Gry (Bachelorarbeit, 2014)

Bestimmung des Verzweigungsverhältnisses des Zerfalls Bs -> mu mu f_0 am LHCb-Experiment
Ralf Klemt (Bachelorarbeit, 2014)

Study of semileptonic D0 decays for a measurement of charm mixing at LHCb
Dominik Mitzel (Masterarbeit, 2014)

Amplitude analysis of B+ -> J/psi K+ pi+ pi- decays at the LHCb experiment
Philippe dArgent (Masterarbeit, 2014)

Measurement of the polarisation amplitudes in B0 -> J/psi K*(892)0 decays with the LHCb experiment
Alexander Bien (Dissertation, 2014)

Feasibility study to use an SRAM-based FPGA in the readout electronics of the upgraded LHCb Outer Tracker detector
Christian Faerber (Dissertation, 2014)

Measurement of the Bs-Bsbar Oscillation Frequency at LHCb using 1fb-1 of data taken in 2011
Sebastian Wandernoth (Dissertation, 2014)

Measurement of CP asymmetry in muon-tagged D^0->K^-K^+ and D^0->pi^-pi^+ decays at LHCb
Sascha Stahl (Dissertation, 2014)

Measurement of the differential branching fraction of the decay B_s -> phi mu^+ mu^- at the LHCb experiment
Nikolai Fomin (Masterarbeit, 2014)

Measurement of direct CP-violation in prompt D0 -> K- K+ and D0 -> Pi- Pi+ decays at LHCb
Andreas Weiden (Masterarbeit, 2014)

Studies of the non-ionizing radiation hardness and temperature dependence of Silicon Photomultipliers for the LHCb Tracker Upgrade
David Gerick (Masterarbeit, 2014)

Time-integrated measurement of CP violation using Bs -> Phi Phi decays with the LHCb experiment
Matthieu Kecke (Masterarbeit, 2014)

2013

Angular Correlations in Proton-Lead Collisions at the LHCb-Experiment
Lukas Renner (Bachelorarbeit, 2013)

Messung von sin(2 beta) im Zerfall B_d^0 --> J/psi K_s^0 am LHCb-Experiment
Patrick Fahner (Bachelorarbeit, 2013)

Suche nach Lepton- und Baryonzahlverletzung in den Zerfällen tau- -> anti-p mu+ mu- und tau- -> p mu- mu-
David Müller (Bachelorarbeit, 2013)

Study of the Track Reconstruction Efficiency Exploiting Partially Reconstructed Decays at the LHCb Experiment
Sarah Lindner (Diplomarbeit, 2013)

Messung der B_d-Lebensdauer im Zerfallskanal B_d nach J/Psi K_s am LHCb-Experiment
Sebastian Klewin (Bachelorarbeit, 2013)

Measurement of the CP-violating phase phi_s using Bs->J/Psi Phi and Bs->J/Psi pi+ pi- decays with the LHCb experiment
Christian Linn (Dissertation, 2013)

Development and calibration of a same side kaon tagging algorithm and measurement of the B_s^0 – B_s^0 bar oscillation frequency Δm_s at the LHCb experiment
Georg Alexander Krocker (Dissertation, 2013)

Measurement of the B0 mixing frequency Delta m_d in the decay channel B0 -> D- (->K+pi-pi-) mu+ X
Michael Kolpin (Masterarbeit, 2013)

2012

Zeitintegriertes Verhältnis der D0 -> K+ Pi- und D0 -> K - Pi+ Zerfälle bei LHCb
Andreas Weiden (Bachelorarbeit, 2012)

Messung der mittleren Lebensdauer des B+ Mesons im Zerfall B+ -> J/Psi K+ am LHCb Experiment
Matthieu Kecke (Bachelorarbeit, 2012)

Bestimmung der Lebensdauer von Bd-Mesonen mittels Bd->J/Psi K* Zerfaellen
Philippe dArgent (Bachelorarbeit, 2012)

Messung der Parameter der D^0 - D^0_bar Oszillation in D^0 -> K pi Zerfaellen mit dem LHCb Experiment
Rainer Borchardt (Bachelorarbeit, 2012)

Study of the ratio of D0 to K+pi- to D0 to K- pi+ decays with the LHCb detector
Martin Bessner (Diplomarbeit, 2012)

Measurement of the Relative Branching Fraction B(Bs0 to J/Psi f2(1525)) / B(Bs0 to J/Psi Phi) of the Decay Mode Bs0 to J/Psi f2(1525) with Respect to Bs0 to J/Psi Phi
Arthur Bolz (Bachelorarbeit, 2012)

Measurement of the CP-violating phase phi_s in B_s^0 o J/Psi pi^+ pi^- decays at the LHCb experiment
Max Neuner (Diplomarbeit, 2012)

2011

Selection of doubly Cabibbo suppressed D*+ -> D0 (K+ Pi-) Pi+ decays and measurement of the D0 lifetime in D0 -> K- Pi+ at the LHCb experiment
Katharina Kreplin (Diplomarbeit, 2011)

Track reconstruction and prompt K^0_S production at the LHCb experiment
Manuel Schiller (Dissertation, 2011)

Measurement of the Bs mixing phase in the decay Bs -> J/Psi Phi with the LHCb experiment
Christoph Langenbruch (Dissertation, 2011)

Study of the Performance of a Same-Side-Kaon Tagging Algorithm for the LHCb Experiment using Ds->phipi and Bs->Dspi decays
Thomas Nikodem (Diplomarbeit, 2011)

2010

Study of D0 - D0bar mixing with the LHCb detector
Peter Weidenkaff (Diplomarbeit, Februar 2010)

Software Alignment of the LHCb Outer Tracker Chambers
Marc Deissenroth (Dissertation, April 2010)

Simulation study for the determination of the CP violating Bs mixing phase Phi_s with LHCb
Alexander Bien (Diplomarbeit, 2010)

Bestimmung der Lambda/Lambdabar Produktionsasymmetrie und systematische Untersuchungen am LHCb-Experiment
Lars Wallbaum (Bachelorarbeit, 2010)

Messung der Ladungsasymmetrie bei Proton-Proton Kollisionen mit einer Schwerpunktsenergie von 7 TeV am LHCb Detektor
Lukas Zielke (Bachelorarbeit, 2010)

Untersuchung richtungsabhängiger Systematiken beim Nachweis geladener Teilchen mit dem LHCb-Detektor
Michael Körber (Bachelorarbeit, 2010)

Reconstruction of displaced tracks and measurement of Ks production rate in proton-proton collisions at sqrt(s) = 900GeV at the LHCb experiment
Sascha Stahl (Diplomarbeit, 2010)

Machbarkeitsstudie zur Bestimmung experimenteller Asymmetrien am LHCb-Experiment
Jens Klement (Diplomarbeit, 2010)

Measurement of Track Reconstruction Efficiencies at the LHCb Experiment
Paul Seyfert (Diplomarbeit, 2010)

2009

Kalibrierung der Impulsmessung des LHCb Experimentes und Studien zur Messung der K0 Produktion am LHC
Marco Rothley (Diplomarbeit, 2009)

Analyse der Polarisationsamplituden des Zerfalls B0-> J/Psi K*0 am LHCb-Experiment
Christian Linn (Diplomarbeit, Juni 2009)

Measurement of the Bs-Bsbar Mixing Frequency and Calibration of the Same Side Tagger at LHCb
Sebastian Wandernoth (Diplomarbeit, Juni 2009)

Tests und Inbetriebnahme der LHCb Outer Tracker Front-end Elektronik und eine Studie zur Abschätzung des Untergrundes im Zerfall Bs -> J/Psi Phi
Jan Knopf (Dissertation, Juli 2009)

Fast Track Reconstruction for the High Level Trigger of the LHCb Experiment
Johannes Albrecht (Dissertation, Juli 2009)

Track reconstruction in the High Level Software Trigger of the LHCb experiment
Georg Alexander Krocker (Diplomarbeit, November 2009)

Studie zum Nachweis des leptonzahlverletzenden Zerfalls Tau -> MuMuMu mit dem LHCb Experiment
Marco Meißner (Diplomarbeit, Dezember 2009)

2008

Untergrundstudie des Zerfalls Bs-> J/Psi (mu+mu-) Phi (K+K-) am LHCb Experiment
Nina Krieger (Diplomarbeit, Mai 2008)

Alterungsstudien am Outer Tracker des LHCb Experiments
Christian Faerber (Diplomarbeit, Dezember 2008)

Zeitkalibrierung des aeusseren Spurkammersystems des LHCb-Detektors und Messung der Effizienz der Spurrekonstruktion
Jan Stefaniak (Diplomarbeit, Dezember 2008)

2007

Standalone track reconstruction for the Outer Tracker of the LHCb experiment using a cellular automaton
Manuel Schiller (Diplomarbeit, Juli 2007)

Search for Drell Yan in sqrt(s)=41.6 GeV p-N Collisions at HERA-b
Jens Kessler (Dissertation, Oktober 2007)

Alterungsstudien und Studium der Betriebseigenschaften des Outer Trackers des LHCb Detektors
Tanja Haas (Dissertation, November 2007)

Commissioning of the LHCb Outer Tracker Front-end electronics
Rainer Schwemmer (Diplomarbeit, 2007)

2005

Entwicklung eines Serientests fuer den TDC-Auslesechip der LHCb Spurkammern
Ralf Muckerheide (Diplomarbeit, November 2005)

Development and Characterisation of a Radiation Hard Readout Chip for the LHCb Outer Tracker Detector
Uwe Stange (Dissertation, November 2005)

2004

Entwicklung, Bau und Alterungsstudien von Straw Tube Driftkammern fuer das Aeußere Spurkammersystem von LHCb
Michael Walter (Dissertation, Juni 2004)

Aufbau eines Auslesesystems für die äusseren Spurkammern des LHCb-Detektors
Jan Knopf (Diplomarbeit, Oktober 2004)

Aufbau der Ausleseelektronik für das äußere Spurkammersystem des LHCb-Detektors
Dirk Wiedner (Dissertation, Dezember 2004)

2003

Bau und Inbetriebnahme eines Teststandes zur Untersuchung von Straw-Kammern mittels kosmischer Myonen
Tanja Haas (Diplomarbeit, Juli 2003)

2002

Entwicklung und Untersuchung von Straw Tubes fuer den LHCb Detektor
Raimund Ruschmann (Diplomarbeit, Januar 2002)

2001

Entwicklung von Straw-Detektoren fuer den Einsatz im Experiment LHCb
Jens Kessler (Diplomarbeit, Juli 2001)

Development and Test of a Radiation Hard Dual Port Static-RAM with 2.2GByte/sec Data Rate for the LHCb Outer Tracker Read Out Electronics
Andre Srowig (Diplomarbeit, Oktober 2001)

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