CERN Accelerating science

CERN Theses

Последние добавления:
2017-12-09
06:49
Präzisionsmessung der relativen Zerfallsrate des langlebigen neutralen K-Mesons in zwei neutrale bzw. geladene Pionen / Radermacher, Ernst
In einem neutralen Strahl des CERN-Protonensynchrotrons ist mit Hilfe von Drahtfunkenkammern und einem Bleiglasteren-kovzähler der CP-verletzende Zerfall des langlebigen K0l in zwei neutrale Pionen untersucht worden [...]
238 p.

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2017-12-08
10:06
Measurements of $CP$ violation in mixing of $B^0_s$ mesons and the $D^+_s$ production asymmetry at LHCb / Klaver, Suzanne
This thesis reports two measurements performed using proton-proton collision data collected by the LHCb detector in 2011 and 2012, corresponding to an integrated luminosity of 3$\ \text{fb}^{-1}$ and centre-of-mass energies of 7 and 8 TeV respectively [...]
CERN-THESIS-2017-255 - 253 p.

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2017-12-06
16:45
Study of double charm B decays with the LHCb experiment at CERN and track reconstruction for the LHCb upgrade / Quagliani, Renato
Double charmed $B$ meson decays are dominated by the Cabibbo favoured $b\rightarrow c (W^{-} \rightarrow \overline{c}s)$ transition [...]
CERN-THESIS-2017-254 - 293 p.

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2017-12-04
12:41
Vacuum Simulations in High Energy Accelerators and Distribution Properties of Continuous and Discrete Particle Motions / Aichinger, Ida
The underlying thesis on mathematical simulation methods in application and theory is structured into three parts [...]
CERN-THESIS-2017-252 - 159 p.

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2017-12-04
12:35
ZZ Production in Proton-Proton Collisions at $\sqrt(s)= 13 TeV$ in Four-Lepton Events Using the CMS Detector at the LHC / Woods, Nathaniel
Several studies of four-lepton production in proton-proton collisions are presented.The dataset used corresponds to an integrated luminosity 35.9 fb−1 at a center-ofmass energy of 13 TeV, collected by the CMS detector at the LHC [...]
CMS-TS-2017-030 ; CERN-THESIS-2017-253. - 2017. - 182 p.

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2017-12-04
05:12
Measurement of jet fragmentation functions and of their moments in $pp$ collisions at $\sqrt{s}=2.76$ TeV with ALICE at the LHC / Wang, Mengliang
A cross-over between ordinary nuclear matter and a state of de-confined quarks and gluons, the Quark Gluon Plasma (QGP), is predicted by lattice QCD calculations at low chemical potential and high temperature in the nuclear phase diagram [...]
CERN-THESIS-2016-352 - 211 p.

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2017-12-01
16:05
Development of a buffer gas trap for the confinement of positrons and study of positronium production in the GBAR experiment / Maia Leite, Amelia Mafalda
The GBAR experiment relies on the production of antihydrogen positive ions to achieve its goal of measuring the gravitational acceleration of antimatter at rest [...]
CERN-THESIS-2017-251 - 178 p.

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2017-12-01
13:36
Optimizing the measurement of the signal strength for Higgs-boson production in the $H \to \tau\tau$ decay using multivariate techniques at $\sqrt{s} = 13\,\text{TeV}$ with the ATLAS detector / Rottler, Benjamin
The Higgs boson was first observed in July 2012 by the ATLAS and CMS experiments based at CERN [...]
CERN-THESIS-2017-250 - 170 p.

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2017-11-28
16:40
Analysis of Nb3Sn Rutherford cable production and strand deformations / Peggiani, Sonia
The development of cutting-edge 11-12 T superconducting magnets made from Nb3Sn technology is one of the major milestones for the upgrade of the Large Hadron Collider at CERN. [...]
CERN-THESIS-2017-249 - 134 p.

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2017-11-28
14:45
Searches for heavy resonances in all-jet final states with top quarks using jet substructure techniques with the CMS Experiment / Usai, Emanuele
While the Standard Model is very successful in describing subnuclear phenomena, it is not acomplete theory of particle physics [...]
CMS-TS-2017-026 ; CERN-THESIS-2017-248. - 2017. - 223 p.

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