Fen Bilimleri Enstitüsü: Recent submissions

  • Nurocak, Aybike. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Micro channels are widely used in many industrial applications as they offer the ability to work in small volumes, consume low energy and less time, and reduce costs. Another important application of microfluidics is to ...
  • Dereboylu, E. Ayça. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1985., 1985.)
    Dried Amasya apple pomace was used for extraction of apple pectin in this process variable study. Process variables of the extraction process were chosen as extraction temperature, duration of the extraction and acidity ...
  • Alaybeyoğlu, Begüm. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    The studies on β-lactam antibiotics have found great interest since the use of antimicrobial therapy became widespread and as a result, bacteria started to develop resistance against β-lactam antibiotics. The most effective ...
  • Kumbasar, Sıla. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    The aim of this thesis work is to investigate the possibility of controlling and (re)shaping the statistical probability distribution of optimal objective function values in optimization problems related to process synthesis, ...
  • Özbakır, Harun Ferit. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Elastic network models based on Normal Mode Analysis (NMA) are very useful in determining the conformational fluctuations that would affect the functions of proteins. Gaussian Network Model (GNM) is proved to be a very ...
  • Kocaman, Duygu. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    To bridge the structure and function of an enzyme through dynamics is an important problem in protein science. For this aim, the vibrational dynamics for a set of enzymes with different biological units and fold types are ...
  • Yoğurtçu, Burcu. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    The aim of the current work is to understand the effect of Au and Re loadings and Au:Re loading ratio on the WGS performance of the Au-Re/CeO2 system under the flow of realistic feeds. In this experimental work, water-gas ...
  • Yüzüak, Okan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    In this study, all proteins associated with the Process Gene Ontology (GO) term “Glucose Metabolic Process” were collected and a network of all reported interactions among these entities was constructed with a stringent ...
  • Özbüyükkaya, Gizem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2012., 2012.)
    Outer proteins of gram negative bacteria Yersinia and Salmonella secrete virulence factors that invade eukaryotic cells via type III secretion system. Yersinia outer protein E, YopE, and Salmonella outer protein E, SopE, ...
  • Güneş, Mehmet Ünal. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    The ribosome, which is the macromolecular machine for protein synthesis, is one of the most striking targets for the antimicrobial drugs. Antibiotics that block the protein synthesis in various ways in ribosome have different ...
  • Burhanoğlu, Yüksel. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1985., 1985.)
    In this study, a mathematical model for the multiple fuel fired, Born type refinery furnace is derived in order to find temperature distribution in the furnace and vapor fraction of the charge. The model is solved by the ...
  • Doğan, Aslıgül. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Extensive use of antimicrobial agents has generated selective pressure on bacteria and resulted in development of resistance to beta-lactam antibiotics. The main resistance mechanism of bacteria is the production of ...
  • Öç, Şebnem. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    In this study, the transcriptome data from the three homozygous deletion mutants, Δqdr3/Δqdr3, Δpdr3/ Δpdr3, and Δho/Δho, of Saccharomyces cerevisiae grown in glucose or ammonium limited continuous cultures were investigated ...
  • Hösükoğlu, Mehmet İrfan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Petroleum crude oil is an important commodity as the primary source of energy and petrochemical industry but su ers from decreasing reserves and quality. Hydrocarbon commodities can also be produced synthetically by ...
  • Ülgüel, Caner. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    This experimental study involves preliminary work conducted over 0.5wt%Au/Al2O3 and kinetic study of low-temperature CO oxidation over 1wt%Au/1.25-wt%MgO/Al2O3 prepared by the homogeneous deposition-precipitation method. ...
  • Nalbantoğlu, Bahar. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Recently, the evolutionarily conserved signaling pathways which are involved in embryonic development are on the march for many research since the deregulations seen in the mechanism of these patways results in several ...
  • Ersoy, Gülsüm. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    Microfluidic devices are widely used in various industries as they provide many advantages such as easy control of chemical reactions, heat and mass transfer, short analysis time and consumption of chemicals in small ...
  • Erol, Murat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    The aim of this work was the development and testing of supported rhodium catalysts for hydrocarbon production by CO hydrogenation. Four different catalysts were prepared by sequential or co-impregnation to incipient wetness ...
  • Leba, Aybüke. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    The aim of this study was to investigate the surface species formed during the selective CO oxidation over 1 wt. % Au/Al2O3 catalyst prepared by homogeneous deposition-precipitation method. The surface analyses were carried ...
  • Eropak, Belkız Merve. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2011., 2011.)
    This experimental study comprises a kinetic study of preferential CO oxidation (PROX) in the presence of H2, CO2, H2O, and CH4 over HNO3-oxidized activated carbon supported 1wt.%Pt 0.25wt.%Sn/AC catalyst prepared by the ...

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