CERN Accelerating science

CERN Doctoral Student Program

Development of an Electrostatic Ion Beam Trap for Laser Spectroscopy of Short-lived Radionuclides / Lagaki, Varvara
Due to its high accuracy and resolution, collinear laser spectroscopy (CLS) is a powerful tool to measure nuclear ground state properties such as nuclear spins, electromagnetic moments and mean-square charge radii of short-lived radionuclides [...]
CERN-THESIS-2021-120 -

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Dependable System Development Methodology and Case Study for the LHC Beam Loss Monitoring System at CERN / Schramm, Volker
The Beam Loss Monitoring system acts as a protection system of the Large Hadron Collider at CERN [...]
CERN-THESIS-2020-362 D93 ; ISBN978-3-936100-98-3. - Stuttgart, GER : Berichte aus dem Institut für Maschinenelemente, 2021-07-12. - 172 p.

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Local Optics Corrections in the HL-LHC / Coello De Portugal - Martinez Vazquez, Jaime Maria
In order to push the performance of current and future particle colliders, it is necessary to drive the beams at the locations of the experiments to decreasingly smaller sizes [...]
CERN-THESIS-2021-104 - 93 p.

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Self-Modulation Development of a Proton Bunch in Plasma / Bachmann, Anna-Maria
CERN-THESIS-2021-094 - : mediaTUM, 2021-07-16.

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Direct Digitisation for Position Measurement of Charged Particle Beams: Sampling and Quantisation Effects on Resolution / Degl'Innocenti, Irene
With the technology improvements of Analog-to-Digital Converters (ADC), notable in terms of sampling rate and achievable resolution, the direct digitisation of beam pickup signals is of growing interest in the field of particle beam diagnostics for charged particle accelerators [...]
CERN-THESIS-2020-357 -

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Radioactive negative ions: Production and laser spectroscopy at ISOLDE / Leimbach, David
Negative ions are fragile quantum systems in which electron correlation effects play a significant role in the binding of the extra electron to the atom or molecule [...]
CERN-THESIS-2021-083 - 244 p.

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Laser treated surfaces in particle accelerators : relation between superficial topography, particle adhesion and compatibility for ultra-high vacuum applications / Baudin, Lucie
Laser-assisted surface structuration was developed at CERN for the treatment of the inside wall of the vacuum system [...]
CERN-THESIS-2020-355 HAL_Id:tel-03146009 ; NNT:2020UPSLM052. -

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Search for exotic long-lived particles decaying into hadronic states in the calorimeter of the ATLAS detector at the Large Hadron Collider / Morris, Alice
Exotic long-lived particles feature in many extensions to the Standard Model and, as a result of their unique decay signatures, may have been overlooked by previous searches for new physics, which have usually focused on promptly-decaying particles [...]
CERN-THESIS-2020-351 - 192 p.

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Beam-Beam Long-Range Wire Compensation For Enhancing CERN LHC Performance / Poyet, Axel
In high intensity and high energy colliders such as the CERN Large Hadron Collider and its future luminosity upgrade, interactions between the two beams around the different interaction points are one of the machine performance limitations [...]
CERN-THESIS-2021-071 - 156 p.

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Development and improvement of track reconstruction software and search for disappearing tracks with the ATLAS experiment / Gessinger-Befurt, Paul
High-energy particle physics concerns itself with the most fundamental level at which the laws of nature can be understood [...]
CERN-THESIS-2021-060 20.500.12030/5910. - 325 p.


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