期刊全称 | Beam Test Calorimeter Prototypes for the CMS Calorimeter Endcap Upgrade | 期刊简称 | Qualification, Perfo | 影响因子2023 | Thorben Quast | 视频video | | 发行地址 | Demonstrates first proof-of-concept of a novel calorimeter at the Large Hadron collider.First-ever application of Wasserstein Generative Modelling to calorimeter data.Awarded the CMS PhD Thesis Award | 学科分类 | Springer Theses | 图书封面 |  | 影响因子 | .In order to cope with the increased radiation level and the challenging pile-up conditions at High Luminosity-LHC, the CMS collaboration will replace its current calorimeter endcaps with the High Granularity Calorimeter (HGCAL) in the mid 2020s. This dissertation addresses two important topics related to the preparation of the HGCAL upgrade: experimental validation of its silicon- based design and fast simulation of its data. .Beam tests at the DESY (Hamburg) and the CERN SPS beam test facilities in 2018 have been the basis for the design validation. The associated experimental infrastructure, the algorithms deployed in the reconstruction of the recorded data, as well as the respective analyses are reported in this thesis: First, core components of the silicon-based prototype modules are characterised and it is demonstrated that the assembled modules are functional. In particular, their efficiency to detect minimum ionising particles (MIPs) traversing the silicon sensorsis found to be more than 98% for most of the modules. No indication of charge sharing between the silicon pads is observed. Subsequently, the energy response is calibrated in situ using the beam test data. Equalis | Pindex | Book 2021 |
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