Kimya Mühendisliği: Recent submissions

  • Soft sensor design in chemical processes using statistical learning methods 
    Urhan, Aysun. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    Today, production facilities employ rigorous approach to process control, mon itoring and fault detection strategies, due to increased competition in the industry, and more severe manufacturing restrictions and safety ...
  • Structure - property relationship in volcanic ASH based one part geopolymers and perlite-metakaolin based two part geopolymers 
    Çetintaş, Refika. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    In this thesis, structure-property relations in volcanic ash and perlite-metakaolin based geopolymer systems are investigated. In the first part of the thesis, volcanic ash is used as raw material to synthesize one-part ...
  • Gas chromatographic study of hydrocarbon adsorption on platinum/alumina catalyst 
    Yıldırım, Ramazan, 1962- (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1988., 1988.)
    The adsorption of three normal paraffins (n-pentane, n-hexane and n-heptane) and one isoparaffin (i-octane) on the commercial 0.3 %. wt PtJAI03 reforming catalyst were investigated using the elution (or the pulse) technique ...
  • Linear stability of the interface between a newtonian and a non-newtonian fluid in a microchannel subjected to an electric field 
    Kaykanat, Seymen İlke. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    Microchannels provide less material use, shorter production and testing times, thanks to their size smaller than 1 millimeter. If two immiscible liquids flow in a microchannel, the interface can be deflected to obtain ...
  • An experimental study on WGS catalysts: Relating performance under realistic feel with oxygen holding capacity 
    Öztürk, Gözde. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    The present work is a part of an ongoing study aiming to design and develop high performance, steam tolerant, non-pyrophoric WGS catalyst(s) to be used in a demo-scale fuel processor (DFP) producing PEM grade hydrogen for ...
  • In silico analysis of neutral sphingomyelinase 2 
    Yağcı, Zarife Begüm. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    Neutral sphingomyelinase 2 (nSMase2) is an important sphingolipid metabolism enzyme that generates ceramide through the hydrolysis of sphingomyelin (SM) present in the plasma membrane. It has been suggested as a therapeutic ...
  • A microfluidic study on the regulation of ribosome biogenesis in saccharomyces cerevisiae 
    Yurdakul, Ekin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    Microfluidic bioreactors are economical, efficient and usable reactors for conducting biological studies aiming to observe cells under continuous flow. In the present work, microchips from COP (cyclo olefin copolymer) ...
  • Study of oxidative coupling of methane over Mn/Na2WO4 catalyst in various forms 
    Öztürk, Ezgi. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    In this thesis, the oxidative coupling of methane reaction over Mn-Na2WO4/SiO2 catalyst was investigated. The support silica was prepared with sol-gel, sol-gel under DC voltage and wash-coating methods, and then 2wt.% Mn ...
  • Developing predictive models for biodiesel from algea using data in published literature 
    Coşgun, Ahmet. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2018., 2018.)
    The aim of this thesis was to develop a comprehensive database from published articles about the lipid production from microalgae; then, to use this database for knowledge extraction by employing data mining algorithms to ...
  • Structural characistics of borax-metakaolin and borax-fly ASH based geopolymer systems 
    Seçkin, Öznur Cansu. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    The main focus of this study is to investigate the effect of inclusion of borax on structural properties of metakaolin and C type fly ash based geopolymers. Various structural characterization techniques including Fourier ...
  • Pharmacological chaperone search for arylsulfatase a enzyme (ARSA) and characterization of two novel mutations 
    Eren, Ayşe. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    Arylsulfatase A (ARSA) is an important lysosomal enzyme whose deficiency due to misfolding or oligomerization loss causes a lethal neurodegenerative disease called Metachromatic Leukodystrophy Disease (MLD). This is an ...
  • Design and development of organolead halide perovskite solar cells 
    Yılmaz, Beyza. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    The aim of this thesis was to design and develop organolead halide perovskite solar cells by employing cost efficient and easily generated materials via industrially applicable processes. In the experiments, two kinds of ...
  • Compressive control-vector parameterization with discrete cosine transform for the solution of optimal-control problems 
    Hallaçeli, Ahmet. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    In this thesis, a novel numerical method for the solution of open-loop optimal-control problems is proposed. The method combines the flexibility of the standard Control-Vector Parameterization (CVP) technique with the ...
  • The pinch design method for the synthesis of optimal heat exchanger networks 
    Özgülşen, Fatih. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1988., 1988.)
    In this work. computer programs, HEXNET and DESIGN, which are developed to perform the synthesis of optimal heat exchanger networks are presented. Most recently developed method, namely, the Pinch Technique is utilised for ...
  • Parametric analysis of ethylene oxide synthesis in a catalytic microchannel reactor 
    Eyvaz, Hatice. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    In this study, ethylene oxide synthesis over Ag/α-Al2O3 is investigated in a catalytic microchannel reactor by COMSOL software. Microreactors are ideal devices to investigate highly exothermic reactions like ethylene oxide ...
  • An experimental study aiming to enhance the performance of OSR of a fuel processor 
    Öztepe, Cihat. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    The aim of this study is to determine the optimum operating parameters of the methane OSR unit of the Fuel Processor Prototype-FPP yielding high methane conversion activity with suppressed H2/CO product selectivity through ...
  • Reverse Monte Carlo modeling of Ge-As-Te chalcogenide glass system 
    Yurtsever, Çisem. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    Chalcogenide glasses are well known for their wide technological applications due to their optical, structural and electrical properties. Their wide-ranging applications can be stated as infrared optical fibers, optical ...
  • A mathematical model based analysis for designing demo scale fuel processor 
    Demirci, Barış. (Thesis (M.A.) - Bogazici University. Institute for Graduate Studies in the Social Sciences, 2017., 2017.)
    The aim of this study is to construct a FLUENT-based mathematical model of a Demo-scale fuel processor, which will be used as the base model to obtain the optimum operating parameters of a Demo-FP that produces sufficient ...
  • Experimental study on the electrohydrodynamic instability between two immiscible liquids flowing in a microchannel 
    Altundemir, Sercan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    The aim of this study is to investigate experimentally the electrohydrodynamic instability between two Newtonian immiscible liquids in a microchannel. When two immiscible liquids flow in laminar regime, a flat interface ...
  • Reweighted robust dispersion estimation methods for univariate s-charts 
    Mutlu, Ece Çiğdem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    Maintaining the quality of manufactured products at a desired level depends on the stability of process dispersion and location parameters and detection of perturbations in these parameters as promptly as possible. In the ...