Browsing Fen Bilimleri Enstitüsü by Title

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  • Catalytic oxidation of methane in a microchannel reactor under oxygen-lean conditions 
    Kara, İsmail Bahadır. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    The aim of this study is to investigate methane oxidation in a microchannel reactor under the effect of Pt, Rh and Ru catalysts supported on δ-Al2O3. Methane oxidation is an integrated part of the oxidative steam reforming ...
  • Catalytic synthesis gas production in microchannel reactors 
    Şimşek, Eyüp. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Social Sciences, 2012., 2012.)
    This dissertation presents syngas production from methane by steam and oxidative steam reforming in novel design wall-coated and packed microchannel reactors over δ-Al2O3 supported Ni and precious metal (Rh, Ru, Pd, Pt) ...
  • Catch & release thiol reactive hydrogels 
    Coşar, Merve. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2013., 2013.)
    Hydrogels have attracted remarkable attention since they have high potential uses in many fields. They are commonly used in tissue engineering, drug delivery systems, biosensors and wound healing dressings. Recently, there ...
  • Categorized storage structure design and skyline indexing for XML-based product catalogs 
    Kolçak, Ömer Can. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    One of the most important components of e-commerce business is electronic product catalog. In order to provide higher customer satisfaction, the accessibility of products or product groups should be quick and easy. The ...
  • Causality in time series : dynamic time warping versus granger causality 
    Yallak, Leyla Zeynep. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Causality is a concept studied in various areas such as economics, and engineering. Identifying the cause and effect relations among variables is important as it enables the control of the effected variable by the variation ...
  • Causes of delay in and their effects on construction projects in Turkey 
    Sarıkaya, Özgür. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    One of the most common problems in the construction project is delays. Delay is refered as an act or event that extends the time required to perform the tasks under a contract. Projects can be delayed due to number of ...
  • Cell growth and ethanol production characteristics of immobilized S. cerevisiae in a batch system with nutrient recirculation 
    Birol, Gülnur (Deniz). (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1992., 1992.)
    Recently, there has been world-wide interest in the production of ethanol by fermentation as an alternative to chemical feed stock and as a gasoline extender. Savings in utilities as well as reduction in fixed costs can ...
  • Cellular and molecular analysis of regenerative neurogenesis in the zebrafish (Danio rerio) olfactory epithelium 
    Kocagöz, Yiğit. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    The olfactory epithelium (OE) has a high regenerative capacity that ensures the lifelong replacement of olfactory sensory neurons (OSNs). Different modes of neurogen esis originate from the selective activity of two distinct ...
  • Cellular automata modelling of multilane highway traffic 
    King, Hunter. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Cellular automata (CA) are often used to model traffic flow with the intent to both better understand the internal dynamics of traffic from a statistical physics point of view, and to create virtual experiments which cannot ...
  • Center of gravity estimation and rollover prevention using Kalman filtering techniques 
    Dere, Ali Dinçer. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2010., 2010.)
    Due to its impacts on human safety and its economical cost, vehicle rollover is a very important safety issue that attracts the attention of major vehicle manufacturers and researchers. The objective of this thesis is to ...
  • Central-firing of type A2n with initial weight 0 
    Cin, Uğur. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2020., 2020.)
    In this thesis a variant of the chip- ring game introduced by Hopkins, McConville and Propp in [1], called the labeled chip- ring on Z, is studied. We will rst explore the basic properties and examples of this game. We ...
  • Ceria coated microchannel reactor for water-gas shift reaction 
    Koca, Begüm. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    In this study, it is aimed to develop a method for coating Pt/CeO2/Al2O3 catalyst onto the FeCrAlY-based wall of a microchannel reactor and to study watergas shift (WGS) in the context of a parametric study. Firstly, the ...
  • CERN LINAC4 beam dynamics studies and commissioning up to 12 MeV 
    Yıldız, Veli. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    Linac4 is a normal conducting, 160 MeV H{u100000} ions accelerator that is being constructed within the scope of the LHC Injectors Upgrade project. Linac4 will be connected to the Proton Synchrotron Booster during the next ...
  • Chain extension reactions of unsaturated polyesters using difunctional molecules 
    Taylan, Ediz. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    In this study the effectiveness of various chain extenders in increasing the molecular weight of unsaturated polyesters was investigated. For this purpose eight different chain extenders (with di or multi-functionalities) ...
  • Chameleon search in Cast experiment at CERN 
    Bayirli, Arif. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    Chameleons are hypothetical particles that are proposed as a scalar field to ac count for the accelerated expansion of the universe, the so-called ‘dark energy problem’. They are proposed to be produced in the high magnetic ...
  • Changes in the extreme climatological events in the MENA region 
    Kartal, Alican. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Extreme weather events have been receiving increased attention because they provide striking examples of the changing climate. The last four years (2015-2018) have been the warmest years recorded. Temperature and precipitation ...
  • Channel allocation system for wireless video communication in 802.11n MESH networks 
    Tekincan, Sinan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    With the latest technological achievements, wireless communication is spreading all around the world and entering into the daily life of individuals more. Especially with the development of 802.11n standard, high data rate ...
  • Channel polarization with higher - order memory 
    Afşer, Hüseyin. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    Channel coding is one of the most fundamental problems regarding the nature of communication. Polar codes, developed by Ar kan, were the rst demonstration of practical channel codes that provably achieve theoretical limits ...
  • Channel selection algorithm for software defined radio based cognitive radios 
    Zümbül, Adem. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2009., 2009.)
    Radio spectrum is a finite resource and effective utilization of it in wireless networks is a key challenge as the number of users increase. Current wireless networks are expected to fail to satisfy increasing user demands ...
  • Channel selection and assignment schemes for efficient spectrum sharing and energy efficiency in cognitive radio networks 
    Bayhan, Suzan. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    In this thesis, we focus on distributed channel selection and centralized channel assignment in cognitive radio networks (CRN). For the former topic, we are concerned with the efficiency of spectrum sharing whereas in the ...

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