CERN Accelerating science

CERN Doctoral Student Program

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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Space charge and lattice driven resonances at the CERN injectors / Asvesta, Foteini
The present dissertation focuses on the space charge phenomena in the presence of betatron resonances in the CERN Injectors and in particular the Proton Synchrotron (PS) and the Proton Synchrotron Booster (PSB) [...]
CERN-THESIS-2020-344 -

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Measurements of wakefields andbunch length with beam in linearelectron accelerators: a case study atthe CLEAR facility / Gilardi, Antonio
The thesis focuses on the study of two phenomena, both connected to transverseelectromagnetic forces, affecting the particles inside an accelerator.The first study regards the undesired transverse kick given to the particlesby the so-called wakefields, electromagnetic fields generated by the interac [...]
CERN-THESIS-2021-056 - 140 p.

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Beam-induced Backgrounds at the Compact Linear Collider / Arominski, Dominik
The Compact Linear Collider (CLIC) is a concept for a future linear e+e- collider, able to reach multi-TeV centre-of-mass energies [...]
CERN-THESIS-2020-339 - 207 p.

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