Browsing M.S. Theses by Title

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  • Radiation damage monitoring in Hadron Forward calorimetry 
    Zöğ, İrem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Placed at high absolute pseudorapidity, Hadron Forward (HF) calorimeters are exposed to high energy particles more than other parts of the CMS HCAL detector in CERN. Radiation resulting from high energy particles lead to ...
  • Radio frequency energy recovery for particle accelerators 
    Yıldız, Veli. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    During the operation of particle accelerators considerable amount of power coming to RF cavities is converted to heat in load resistors placed after RF cavities. When the CERN’s Super Proton Synchrotron is analyzed as an ...
  • Refined geometric transition and local P2 
    Çark, Bilal. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    In this thesis, the approaches for calculating refined topological string amplitudes on compact Calabi-Yaus for the case local P^2 are investigated. One approach is making use of large N duality and refined Chern-Simons ...
  • Relativistic LEE model on 2+1 dimensional riemannian manifolds 
    Ünel, Meltem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    In this work, we analyze a two-level system coupled to an arbitrary number of bosons with a relativistic dispersion relation in a static background metric while ignoring pair creation processes. One can obtain a non-perturbative ...
  • RF power and signal transmission in particle accelerators 
    Sunar, Ezgi. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    RF waves have key applications for particle accelerators in transmitting both sig nal and power. In this thesis, we summarize work covering both of these complementary functions of the RF waves, applied to two separate ...
  • Scalar gauge theory on a cylinder 
    Bingöl, Elif. (Thesis (M.S)-Bogazici University.Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    In this thesis we study the large Nc limit of SU(Nc) gauge theory coupled to ascalar field in the fundamental and adjoint representations on a cylinder, following the ideas of Rajeev. We use a different kind of light-cone ...
  • Search for E6 iso-singlet quarks in ATLAS, through the H J Z J decay channel 
    Sıral, İsmet. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    This thesis searches for the heavy iso-singlet quarks forseen by F. Gursey, P. Ramond and P. Sikivie' s E6 grand uni ed theory model using the data recorded by the ATLAS detector under the pp ! DD ! HjZj ! 4j 2l decay ...
  • Search for heavy FCNC quarks at 13 TeV pp collisions at the LHC 
    Göktürk, Berare. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    In this thesis, we describe a search for heavy iso-singlet quarks that is foreseen by F. Gürsey, P. Sikivie, P. Ramond’s E6 grand unification model, through the pp → D ¯DX → HjZjX → 4j2`X flavor-changing neutral current decay ...
  • Search for pair produced heavy quarks decaying into a Z boson and a light generation jet 
    Iştın, Serhat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    We present here our results from the search for the pair production of new massive quarks using 20fb{u100000}1 data collected by the ATLAS detector in 2012 protonproton collisions at p s =8TeV centre of mass energy. There ...
  • Searching for SM-LIKE heavy new quarks at the LHC 
    Şahinsoy, Merve. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    This thesis describes the search performed with the ATLAS detector for heavy quarks (denoted as Q) in the Q Q ! WqWq channel where one W boson decays leptonically and the other hadronically. Final state of this processes ...
  • Searching for solar axions in cast-cern solar telescope 
    Doğan, Özgen Berkol. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    In this work, a general overview of the CAST experiment is given, and solutions to the specific problems that arose during the preperation time for the Phase II is explained, as well as the steps that were taken to reach ...
  • Simulation of upgraded ATLAS RPC detector :|BIS7/8 geometry implementation 
    Nur, Havva Hasret. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2020., 2020.)
    In this thesis, the new geometry for RPC detector planned for ATLAS HL-LHC Upgrade is implemented in AMDB and uploaded to the ATLAS Oracle Database in order to form the full ATLAS simulation. The simulation results have ...
  • Simulations and design of a prototype resistive plate chamber 
    Yıldızcı, Emre Burak. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    Resistive Plate Chambers (RPCs) are particle detectors used by a wide variety of experiments around the world to cover large detection areas as they have good spatial and time resolutions as well as an uncomplicated ...
  • Solar axion production and detection mechanisms 
    Özuğurel, Umut Deniz. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Production mechanisms of the axion particle in the Sun as well as the detection principle and the data analysis methods that the CAST experiment is based on are reviewed. It is shown that the solar axion production can be ...
  • Spectral and scattering properties of point interactions 
    Altunkaynak, İsmet Barış. (Thesis (M.S)-Bogazici University.Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    Point interactions in all relevant dimensions are important to model short rangeinteractions in quantum mechanics. They are exactly solvable and play an important role in solid state, nuclear and atomic physics. In this ...
  • Spin - based three dimensional memory 
    Kalyoncu, Yemliha Bilal. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Magnetic memory is the major information storage method for the last sixty years. Since its invention, this technology has undergone very rapid and vast improvements while being challenged by the requirement for higher ...
  • Srudy ofJ / ψ K K at in BESIII experiment 
    Eren, Engin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    In this thesis, 1.3 billion of J= events collected by Beijing Electron Spectrometer (BES) III experiment have been analyzed. The decay channel of J= meson, J= ! KsKs, has been studied and the Dalitz plot has been produced. ...
  • Stereographic coordinates for unitary quantum groups 
    Arıkan, Ali Serdar. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1998., 1998.)
    In this thesis, unitary matrix representation of quantum group SUq(2) is studied in terms of stereographic coordinates z, z* and its central unitary phase u. It is observed that this parametrization of SUq(2) can be regarded ...
  • Structural characterization of NiMnX (Sn, In) thin film alloys 
    Güvenç, Sema. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2014., 2014.)
    Ferromagnetic Ni-Mn-X (Sn, In) alloys are predicted as potential candidates for energy e cient Magnetocaloric E ect (MCE) technologies. The MCE is the basis of magnetic refrigeration and it is expected to leads to a ...
  • Structure formation on a quasicrystalline substrate 
    Bilki, Burak. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    In recent Low Energy Electron Diffraction (LEED) Experiments by Flüuckiger et al. on periodic Al films grown on a quasicrystalline substrate, it was observed that depending on the thickness of the Al film grown, the ...

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