M.S. Theses: Recent submissions

  • A study of anomalous events in CMS-HF PMTs 
    Halu, Arda. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The Forward Hadronic (HF) calorimeter of the CMS detector will measure the hadronic jets as well as determine the missing transverse energy generally attributed to new physics phenomena. HF is a quartz ber calorimeter in ...
  • Detection of optical frequencies of metal-oxide-metal junctions 
    Yanardağ, Sırma Başak. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    In this thesis, optoelectronic characteristics of metal-oxide-metal junctions are investigated. The junctions are made of aluminum. The detected current in the Al ¡ Al2O3¡Al films is due to a quantum mechanical phenomena; ...
  • Can hyperbolic phase of Brans-Dicke field account for dark matter and dark energy? 
    Çifter, Fulya. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    The main purpose of this thesis is to explain the dark matter and dark energy contribution to standard Friedmann Equation which relates the expansion rate of the universe, H; to the various fractions of the present energy ...
  • Possible chaoticity in condensed matter system 
    Aybar, Orhan Özgür. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Thin films of polymers are expected to have irregular transient current characteristics under constant voltage. In polymers with water absorbing property such as Polyethylene Glycol, the irregularity also depends on the ...
  • The design and construction of a tea molecular nitrogen laser system 
    Kurt, Adnan. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1988., 1988.)
    In this study the design and construction of a molecular nitrogen laser intended as a pump source for a dye laser system is presented. This . laser radiation at a wavelength of 337.1 nanometers and uses Blumlein switching ...
  • Performance of transition radiation tracker at CERN-ATLAS experiment 
    Iştın, Serhat. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    The construction of the Large Hadron Collider at CERN has been finished and ready for operating in 2008. It will contribute to the development of both experimental and theoretical physics, hosting new discoveries in particle ...
  • Theoretical foundations of axion particles 
    Ezer, Cemile. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    The Standard Model of particle physics has solved the problem of giving masses to quarks and leptons by introducing the Higgs particle which soon will be searched at the Large Hadron Collider at CERN. Another problem of ...
  • Plastic optical fibers as gas sensors 
    Şanlı, Aydın. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    This thesis is mainly about polyethylene glycol (PEG) coated simple optical fibers and their use as gas sensors. In this study, a simple plastic optical fiber is coated with gamma-isocyanatopropyltriethoxysilane end-capped ...
  • Modeling of multi lane highway traffic and analysis of jam formation 
    İmrem, Ayşe Nihan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Have you ever wondered how many hours you have spent sitting in a bumper-to-bumper traffic? We wrote a simulation code for defining both the Turk- ish driver behavior and their effect to traffic flow. We propose a Cellular ...
  • Correlation analysis of housing prices and economic indicators 
    Altınsoy, Hamza. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    In this thesis, we analyzed the effects of economic indicators on house prices in eighteen countries. The economic indicators, which we used, are Gross Domestic Product (GDP), population, Consumer Price Index (CPI) and ...
  • The applıcation of the modified from of Bath's law tothe fault zones in Turkey 
    Gökgöl, Tuğba Öztürk. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Bath’s law is an empirical law which says that any mainshock is followed by an aftershock approximately 1.2 less than its mainshock in magnitude, regardless of mainshock magnitude. In modified form of Bath’s law, we infer ...
  • Purcell effect in polymer films 
    Sarpkaya, İbrahim. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    In this thesis, the Purcell effect in polymer thin films is studied. According to the Purcell effect, fluorescence of an atom or molecule can be enhanced or inhibited when it is confined to microcavity. As an application ...
  • Unitary matrix hopf algebras and theta deformed fermion algebra 
    Yıldız, Süleyman Cenk. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    The Hopf Algebras and their properties are reviewed. It is shown that unitary matrices with non-commutative elements can represent Hopf Algebras, and new matrix algebras were examined to see if they are Hopf Algebras. ...
  • Plastic fiber optic humidity and gas sensor 
    Açıkgöz, Sabriye. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    In this thesis, a simple and low cost plastic optical fiber (POF) sensor with a humidity sensing range from 13 % to 95 % relative humidity (RH) is described. The sensing mechanism of POF humidity sensor is based on the ...
  • Path integrals in quantum theory and some applications to homogeneous spaces 
    Yenice, Kamil Mehmet. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1985., 1985.)
    In this work we consider the path integrals in quantum theory and some of their applications to homogeneous spaces from the semiclassical point of view. We begin with the basic principles underlying the Feynman path integral ...
  • XMM-Newton data analysis of isolated radio-quiet neutron stars 1E 1207.4-5209, RX J0002+6246, RX J0822-4300, CXOU J185238.6+004020 
    Ankay, Arzu. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    In this thesis, data analysis of X-ray dim radio quiet X-ray pulsar 1E 1207.4- 5209 and RX J0002+6246, RX J0822-4300, CXOU J185238.6+00402 which have similar observational characteristics as 1E 1207.4-5209 are represented ...
  • On local inflation and cosmolagical perturbations 
    Ertan, Erol. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    It is known that a scale free spectrum of the density perturbations gives appropriate initial conditions for the structure formation in the universe. In this thesis, we determine the power spectrum of the density perturbations ...
  • Photoacoustic spectroscopy 
    Çolak, Arzu. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    In its broadest sense, optical spectroscopy can be defined as the study of the interaction of light with matter. Optical spectroscopy is invaluable in studies on clean media but there are several instances where it is ...
  • Ground state properties of Frenkel-Kontorova models with scalloped potentials 
    Yolcu, Cem. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    In this thesis, the ground state con guration of the Frenkel-Kontorova model with a scalloped external potential is investigated. The method of e ective potentials of Gri ths and Chou is extended by a novel approach involving ...
  • Possible evolutions of isolated neutron stars 
    Şahin, Serkan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Neutron stars are end products of stellar evolution, like black holes and white dwarfs. Since they radiate in all bands of the electromagnetic spectrum and as their densities and magnetic fields are much higher than normal ...

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