Browsing Fen Bilimleri Enstitüsü by Title

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  • Non - relativistic bose gas in curved background 
    Debir, Birses. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    In this thesis we focus on the Bose-Einstein Condensation of a pure Bose gas con ned in a box placed near the horizon. Then, we formulate the nite size e ects in the limit m ! 0. We look for the number of excited particles, ...
  • Non-linear finite element analysis of reinforced concrete frames with masonry filler walls 
    Kıvanç, Faik. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1982., 1982.)
    An incremental non-linear finite element program taking into consideration the nonlinear behaviour and failure of mor, tar joints in masonry is developed and applied to the analysis of reinforced concrete frames with masonry ...
  • Non-orthogonal multiple access with two sets of orthogonal signal waveforms 
    Çalışkan, Ersoy. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    The rapid development of the mobile systems causes dramatic increase on data traffic. Due to the bandwidth scarcity, existing multiple access systems may not over come this problem [1]. These multiple access techniques are ...
  • Non-rigid registration-based data-driven 3D facial action unit detection 
    Savran, Arman. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Automated analysis of facial expressions has been an active area of study due to its potential applications not only for intelligent human-computer interfaces but also for human facial behavior research. To advance automatic ...
  • Non-routine problem solving processes of Turkish mathematically gifted students 
    Öztelli Ünal, Damla. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    This study aimed to investigate the problem solving processes of Turkish mathematically gifted students when they engaged in solving non-routine mathematical problems. In accordance with the nature of the study, case study ...
  • Noncommutative phase and the unitarization of the quantum group GL(2) 
    Kaynak, Burak Tevfik. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2003., 2003.)
    In this thesis, a new *-operation (or unitarized form) is defined for the two-parameter quantum group GLp,q(2) in the case that pq is real, and the new group is denoted by Up,q(2). The most interesting aspect of our ...
  • Nondestructive testing of concrete by ultrasound 
    Kumcuoğlu, Ali Sina. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1979., 1979.)
    In this thesis, nondestructive testing of materials using Ultrasonic techniques has been investigated. Especially the determination of the quality of concrete, how the sonic wave behaves in concrete, relation of acoustic ...
  • Nonlinear analysis and retrofit strategy selection of a historical reinforced concrete building according to Turkish Earthquake Code 2007 
    Kılıç, İsmail Emrah. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    The necessity of estimating the actual nonlinear behavior of the buildings during the seismic activity leads to a new earthquake code in Turkey. A new procedure, to evaluate seismic performance levels of the existing ...
  • Nonlinear dimensionality reduction methods for pattern recognition 
    Turhan, Burak. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2004., 2004.)
    The aim of dimensionality reduction is to find a lower dimensional, simpler representation while keeping the important information in the data. It is essential to employ dimensionality reduction for high dimensional data ...
  • Nonlinear evolution of the interface between two immiscible fluids in a micro channel subjected to an electric field 
    Ozan, Suat Canberk. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    In this work, the nonlinear evolution of the interface between two immiscible, Newtonian, leaky dielectric uids in a micro channel subjected to a pressure-driven base ow in the presence of an electric eld applied normal ...
  • Nonlinear finite element analysis of Altınkaya Dam 
    Yazıcıoğlu, Ali. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1985., 1985.)
    The behavior of earth and rockfill dams during construction is investigated in this study. In particular, attention is given to the prediction of stresses and deformations developed within Altınkaya Dam during construction. ...
  • Nonlinear finite element modeling of reinforced concrete columns 
    Erçin, Yağız. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    Analytical modeling of the lateral load response of reinforced concrete columns under reversed cyclic loading conditions is investigated in this study, using a relatively simple finite element model formulation developed ...
  • Nonlinear finite element modeling of reinforced concrete structural walls 
    Güllü, Muhammet Fetih. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    A relatively simple finite element modeling approach–referred to as the Fixed-Strut- Angle Finite Element (FSAFE) Model–is proposed in this thesis for simulating the hysteretic lateral load behavior of reinforced concrete ...
  • Nonlinear oscillations of proteins 
    Demir, Veysi. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Slow modes of proteins exhibit nonlinear characteristics. Large deformations in proteins correspond to collective deformations. These are at relatively low energy compared to kBTroom where Troom is approximately 3000K. ...
  • Nonlinear preconditioning applied to internal flows 
    Yıldız, Ersin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    Solution of large and sparse nonlinear system is required in many computational science and engineering areas. Well-known inexact Newton method converges fast with a good initial guess, however such an initial guess is ...
  • Nonlinear response modeling of low-rise structural walls 
    Karahan, Simon. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    A nite element modeling approach was validated and improved in this study, for simulating the behavior of reinforced concrete structural walls with aspect ratios of 1.0 or less, whose behavior is governed by shear ...
  • Nonlinear seismic response analysis of high-rise flat plate buildings 
    Bilen, Fatih. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Modern seismic codes allow engineers to design high-rise flat plate buildings, together with an appropriate lateral load resisting system, in regions of high seismicity. Despite increased popularity and usage of the flat ...
  • Nonlinear viscoelastic material modeling using nested linkage mechanisms 
    Özcan, Mustafa Umut. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    In this study, basic linear lumped elements such as springs and dashpots are used in nested linkage mechanisms in order to simulate and predict the mechanical behaviour of nonlinear viscoelastic materials. The proposed ...
  • Nonperturbative aspects of quantum field theories 
    Kaynak, Burak Tevfik. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    The main focus of this thesis is to elaborate rather unorthodox methods throughout a diverse range of mathematical techniques, which allow us to study quantum field theoretical models in a nonperturbative context. The ...
  • Nonrelativistic limit of Bose-Einstein condensation in a static spacetime 
    İşeri, İslam Çağrı. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    Nonrelativistic limit of thermodynamics of noninteracting Bose field in curved background is investigated via a post-Newtonian approach. In large but finite c limit matter becomes nonrelativistic whereas the geometry stays ...

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