# CMS Theses

2021-11-26
16:31
 Measurement of the CP violating weak phase $\phi_s$ in the $\mathrm{B}^0_\mathrm{s}\to\mathrm{J}/\psi\phi \to \mu^{+}\mu^{-}\mathrm{K^+K^-}$ decay process using the data collected by CMS in proton-proton collision at $\sqrt{s} = 13\,\text{TeV}$ / Muhammad, Alibordi The invariance of the decay rate ( the amplitude square) of a decay process $|\mathcal{M}|^2(|{\psi_1}\rangle\to |{\psi_2}\rangle)$ under the simultaneous operation of discrete symmetry operators such as charge conjugation ($\hat{C}$), and parity ($\hat{P}$) is defined as the CP-symmetry i.e., $[...] CERN-THESIS-2021-213 CMS-DN-20-026. - 2021-11-26 09:50  Measurement of the ttgamma cross section and effective field theory interpretation with the CMS experiment / Lechner, Lukas The standard model (SM) of particle physics, a theory of the currently known elementary particles and their fundamental interactions, provides predictions in agreement with experimental results up to the highest achievable precision [...] CERN-THESIS-2021-212 - 173 p. 2021-11-25 13:00  Charakterisierung von Prototypen der 2S-Module für das CMS Phase-2 Upgrade mit einem Röntgenteststand / Thurn, Felix CMS-TS-2021-002 ; CERN-THESIS-2020-393. - 2020. - 72 p. 2021-11-25 13:00  Characterization of Power Hybrids for the Phase-2 Upgrade of the CMS Detector / Falter, Christine CMS-TS-2021-001 ; CERN-THESIS-2020-392. - 2020. - 72 p. 2021-11-25 12:20  Search for New Bosons in Gluon-Gluon and Vector Boson Fusion Processes at the LHC and Development of Silicon Module Assembly Techniques for the CMS High Granularity Calorimeter / Lamichhane, Kamal A search for heavy resonances decaying to a pair of vectors bosons is presented which utilizes events in which a hadronically decaying Z or W boson is identified using jet substructure techniques and large missing transverse momentum is found [...] CERN-THESIS-2020-391 CMS-TS-2021-003. - 2020. - 111 p. 2021-11-25 12:06  Search for New Bosons in Gluon-Gluon and Vector Boson Fusion Processes at the LHC and Development of Silicon Module Assembly Techniques for the CMS High Granularity Calorimeter / Lamichhane, Kamal vii CERN-THESIS-? CMS-TS-2021-003. - 2020. - 111 p. 2021-11-25 10:22  Deep Learning Methods Applied to Higgs Physics at the LHC / Strong, Giles Chatham The impact that machine learning (ML) has had on research in high-energy physics (HEP) is undeniable; the use of ML-based classifiers in many analyses is now the norm, and they have a long history of being used within reconstruction algorithms (e.g [...] CMS-TS-2021-024 ; CERN-THESIS-2021-211. - 2021. - 357 p. 2021-11-23 16:43  A lepton pair and jets final state in CMS and unitarity interpretations / Presilla, Matteo This thesis addresses the study of a signature with a pair of same flavor leptons and jets with the CMS detector in the context of two different scenarios: precision physics within the Standard Model, and the effective theory of composite models [...] CMS-TS-2021-023 ; CERN-THESIS-2021-210. - 2021. - 178 p. 2021-11-22 14:35  The measurement of W±boson charge asymmetry at$\sqrt{s}$= 13 TeV with the CMS detector using the 2015 data set and a global QCD analysis on this asymmetry / Danilov, Vladyslav This thesis presents physics results accomplished during the 2017-2019 years in the CMS experiment [...] CMS-TS-2020-018 ; CERN-THESIS-2020-389. - 2020. - 202 p. 2021-11-22 12:58  Search for Higgs bosons in the final state with$b\$-quarks in the semi-leptonic channel with the CMS 2017 data / Antonio Vagnerini The existence of several neutral Higgs states is predicted in many models comprising an enlargement of the Standard Model (SM) scalar sector, notably the general Two-Higgs-Doublet Model (2HDM) and the Minimal Supersymmetric Extension of the Standard Model (MSSM) [...] CMS-TS-2020-009 ; CERN-THESIS-2020-384. - 2020. - 205 p.