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  • 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 ...
  • Scaling solutions of N = 2 supergravity and holography 
    Mirfendereski, Delaram. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    The 4D N = 2 SUGRA is the low energy limit of Type II string theory compactified on a Calabi-Yau three-fold. The theory contains BPS black holes with multi centered configurations consisting of bound states of dyonic ...
  • Search for axions with micromegas detectors in the cern cast experiment 
    Yıldız, Süleyman Cenk. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    The CAST experiment is searching for the axion, which is a light, weakly interacting pseudoscalar particle, that is proposed to solve the so called Strong Charge-Parity Problem. The axions CAST is looking for are produced ...
  • 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 ...
  • Signs and magnitudes of Lyapunov exponents in continuous time dynamical systems 
    Birol, İnanç. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Sciences and Engineering, 1997., 1997.)
    Methods for algebraically determining the signs and the magnitudes of Lyapunov exponents of a given dynamical system are studied.A number of Hamiltonian and dissipative systems are investigated.The existence of zero ...
  • Simulation of transient curret through polymethylmathacrylate thin films based on a charge density wave model 
    Şahin, Gökhan. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    A piecewise continuous, time dependent di®usive coupling in a classical onedimensional randomly pinned charge density wave model has been used for the analysisof experimentally observed transient current data for ...
  • 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 ...
  • Some new cosmological applications of the energy-momentum squared gravity 
    Uzun, Nebiye Merve. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    We investigate two specific forms of a new-type of modified gravity called Energy Momentum Squared Gravity (EMSG) constructed by the addition of the term f(TµνT µν) to the Einstein-Hilbert action with a cosmological constant ...
  • 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 ...
  • Spin orientations and spin-orbit torque in magnetic nanostructures 
    Karakaş, Vedat. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    In this thesis three different spintronic devices and their static behaviours are studied under external magnetic field or applied current. We started to work on the static properties of magnetic antivortices, formed in a ...
  • 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 ...