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Yayın tarihi için Kimya Mühendisliği listeleme

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  • Collective dynamics and conformational sampling of triosephosphate isomerase 
    Cansu, Sertan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Molecular dynamics simulations (30-60 ns runs) are performed on free/apo triosephosphate isomerase (TIM) to determine any correlation between collective motions and loop 6 dynamics. Native TIM is active only as a homo-dimer ...
  • Reconstruction of protein-protein and domain-domain interaction networks of WNT signaling in C. elegans 
    Oruç, Muhammed Enes. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Signaling pathways and gene expression play an important role in living organisms during adult homeostasis. It is important how to behave against the changes in gene expression that is resulted in diseases due to signaling ...
  • Mixed-resolution elastic network models for biological supramolecules 
    Levitas, Ayşe Özge Kürkçüoğlu. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Mixed coarse-graining approach has been recently introduced to the elastic network model to enable the modeling of a protein’s native conformation with regions of high- and low-resolution. In this model, each node of the ...
  • Utilization of carbon dioxide and methane via catalytic reforming reactions 
    Aydınoğlu, Şeyma Özkara. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    The overall purpose of this research study was to investigate new catalysts to produce synthesis gas via CO2 reforming of methane under optimized reaction conditions. The thesis consists of four parts. In the first part ...
  • Au-based catalyst design for selective CO oxidation in hddrogen-rich streams 
    Tezcanlı, Sadi T. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    The objective of this study was to investigate the selective CO oxidation over Au/ -Al2O3 catalyst modified with various metal oxide promoters (such as Mg, Mn, Fe, Ni, Ce, and Co) in hydrogen-rich environment. All catalysts ...
  • Comparison of the performances of different catalytic reactor types for the water-gas shift reaction using computer simulations 
    İlhan, Nilüfer. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    The low temperature water-gas shift reaction is mathematically modeled for packedbed and monolith reactors by applying mass, energy and momentum balances at steadystate. One-dimensional pseudo-homogeneous and heterogeneous ...
  • Dynamic analysis of sumo conjugation cascade by molecular modeling and simulations 
    Karaca, Ezgi. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Ubiquitin (Ub) and ubiquitin like modifiers (Ubls) are proteins, which facilitate post-translational modification (PTM) of proteins. A PTM involves Ub/Ubl conjugation on to a specific target. In order to modify targets, ...
  • Integration of interactome and transcriptome data to reveal glucose repression pathway in Saccharomyces Cerevisiae 
    Hasdemir, Dicle. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Due to glucose’s role as a primary signaling molecule, a change in glucose level immediately stimulates certain elements of the glucose sensing and signaling pathway. This stimulation of the pathway activates the associated ...
  • Exergy analysis of combined fuel processor-fuel cell system 
    Şeyban, Cüneyt. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Exergy analysis and energy efficiency of a combined fuel processor-fuel cell system was performed. Experimental data were used for the performances of the ATR, WGS and PROX catalytic reactors assuming that the concentrations ...
  • Structure-function relationships of type II restriction endonucleases 
    Uyar, Arzu. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Restriction endonucleases (REs) constitute an enzyme family, which can recognize and cleave specific foreign DNA sequences to protect prokaryotic cells. The vibrational dynamics of Type II REs are investigated by elastic ...
  • Thermodynamic analysis of steam assisted conversion of bio oil components to synthesis gas 
    Aktaş, Seda. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Steam reforming is a well-established route for hydrogen production, but the processing of fossil-based hydrocarbons leads to the generation of carbon dioxide, a well-known greenhouse gas. Recently, the use of biomass-driven ...
  • Determination of protein-protein binding sites using machine learning tools 
    Sümbül, Fidan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Protein-protein interactions are involved in almost all biological processes. Thus, the understanding of the principles underlying these interactions is of great significance. This is mainly to identify the functional sites ...
  • Kinetics of low temperature co oxidation over activated carbon supported Pt-SnOx catalysts 
    Acun, Seda. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    This experimental study comprises a kinetic study of low-temperature CO oxidation both in the absence and presence of H2 over air-oxidized activated carbon supported 1wt.%Pt-0.25wt.%SnOx catalyst prepared by the sequential ...
  • Recognition and binding processes in HIV-1 protease 
    Özer, Asuman Nevra. (Thesis (Ph.D.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    HIV-1 protease is a drug target against AIDS and understanding its molecu- lar recognition processes is important in development of drugs. Here, the combined computational methodologies used put three different perspectives ...
  • Modeling of selective CO oxidation over CuOx-CoOx-CeO2 catalysts using artificial neural networks 
    Kantar, Ufuk. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    This study is aimed to model design and reaction parameters of CO oxidation over CuOx-CoOx-CeO2 catalyst using neural and modular neural networks. Since there are many possible architectures for modular networks, the best ...
  • Preferential oxidation performance of Pt-Sn/AC catalysts 
    Soykal, İbrahim Ilgaz. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Preferential low temperature CO oxidation was studied to find out the effect of H2O, CO2, CH4 and O2 to CO ratio in the feed stream. Moreover the effect of temperature is also studied on 1% Pt-0.25%Sn/AC. ...
  • Structural analysis of mammalian toll-like receptor signaling network 
    Özbabacan, Saliha Ece Acuner. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    Comprehensive maps of large-scale signaling networks are attractive for researchers interested in signal transduction mechanisms because the information they give can be used as a basis for mathematical interpretations ...
  • Preparation of catalytic cordierite monoliths for the selective oxidation of carbon monoxide 
    Döker, Yasemin Asiye. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    The objective of this study was to investigate the state-of-the-art preparation methods for environmentally friendly, engineered, multi-channeled catalysts called monoliths and to develop a preparation procedure for ...
  • Interaction between CO and PtSn alloy: a theoretical study on understanding selective CO oxidation 
    Duru, Birim. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    The adsorption properties of CO on PtSn(110) surface were investigated via quantum mechanical calculations. The adsorption energies and the geometries of CO molecule for all possible adsorption sites were calculated. The ...
  • Construction and testing of a low-temperature water-gas shift reaction system 
    Şen, Özlem. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2008., 2008.)
    The objective of this study was to construct and test of a low-temperature water-gas shift reaction system. A system consisting of mass flow controllers for gases, HPLC pump for water, an evaporation and gas-mixing section, ...