Ph.D. Theses

 

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  • Can, Hatice Merve. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Lithium-sulfur (Li-S) batteries provides high theoretical specific energy and energy density and their performance is greatly sensitive to cell design as a result of the highly complex reaction and polysulfide shuttle ...
  • Kaya, Kardelen. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Alkali activated materials (AAMs) are environmentally friendly alternatives to traditional cement binders with their comparable mechanical properties. Geopolymers are a subcategory of of AAMs and synthesized from ...
  • Gül, Gülşah. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Understanding the toxicity behavior of NPs is of great importance to ensure efficient drug delivery to intracellular targets without causing cytotoxicity, to measure the long-term effects of nanoparticles (NPs), and to ...
  • Toksoy, Ebru. (Thesis (Ph.D)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 2000, 2000.)
    Taq I restriction-modification system has been cloned and expressed using two different expression systems. In the first system, Taq I restriction endonuclease was expressed as a fusion protein with the maltose-binding ...
  • Özkan, Ş. Banu. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2001., 2001.)
    The conformational stochastics of simplified model chains that show an apparent two-state kinetics was explored.. A fundamental question addressed in the present analysis is to understand if the folding takes place through ...
  • Eskinazi, Orli A. (Thesis (Ph.D.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1999., 1999.)
    The main purpose of this study was to establish a supercritical-fluid-aided process in order to enhance the quality of essential-oils products through the removal of the monoterpene (MT) hydrocarbons. The example oil chosen ...
  • Yıldır (Tamerler), Candan. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1997., 1997.)
    A small scale procedure developed for the purification of EcoRI restriction enzyme has been applied to two different overproducing E.coli strains. The final purification yields obtained are 1.3x105 U/g cells for E.coli ...
  • Birol (Deniz), Gülnur. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1997., 1997.)
    The production of ethanol from starch has been investigated in four genetically modified Saccharomyces cerevisiae strains (YPG/AB, YA7, YPG/MM and YPB-G). Three of the four strains produce the Aspergillus awamori glucoamylase ...
  • Can, Elif. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    The objective of this thesis is to develop active and stable dye sensitized and ionic liquid (IL) encapsulated photocatalysts for hydrogen production, and to investigate the roles of photocatalysts constituents on hydrogen ...
  • Eribol, Pınar. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    Bubble dynamics in a viscoelastic liquid are studied to check the existence of a discontinuity in the terminal velocity that occurs at some critical bubble volume and cusp formation at the bubble tail and their relation ...
  • Eropak, Belkız Merve. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2020., 2020.)
    The goal of this research study is to design and develop active, stable and selective alkali promoted Pt-based catalysts and activated carbon-based adsorbents for COx elimination to be used in CO-free hydrogen production ...
  • Gençtürk, Elif. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    This thesis describes the present state of the development and applications of microfluidic systems used in cell biology and analyses of experiments conducted with in house fabricated thermoplastic based microfluidic ...
  • Alaybeyoğlu, Begüm. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    Membrane active peptides have found great interest as drug candidates due to their unique mode of action and availability in nature. In the past 20 years, beta lactamase-mediated antibiotic resistance has become a lethal ...
  • Öç, Şebnem. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Copper is a crucial trace element for all living systems as it is required for the proper functioning of several biological processes. Copper homeostasis, which governs the mechanisms of copper uptake, delivery, utilization, ...
  • Odabaşı, Çağla. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2019., 2019.)
    Orgonolead halide perovskite solar cells (PSCs) have been attracted great attention in recent years. This rapid progress is due to excellent light absorption and charge-carrier mobilities of the perovskite materials besides ...
  • Leba, Aybüke. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2017., 2017.)
    The aim of this study was to contribute to the development of an economical CDRM process requiring less amount of energy and utilizing cheaper, more active and more stable catalyst. For this purpose, the photocatalytic ...
  • Konukman, Alp Er Şevki. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1996., 1996.)
    A new index, called Design Resiliency Index, which numerically indicates the size of feasible region in terms of uncertain source-temperature or flowrates for the fixed design parameters of a network structure, is proposed. ...
  • Fas, Ayşe Burcu Aykaç. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    The seemingly random fluctuations that proteins exhibit in their native states actually harbor major contributions from the global/cooperative motions they undergo during functional transitions. Computationally efficient, ...
  • Başar, Melek Selcen. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2016., 2016.)
    The aim of this research study was to design and construct a fuel processor prototype (FPP), to determine its optimum steady state operation conditions, to model its dynamic performance, and to design and develop high ...
  • Soner, Zeynep Kürkçuoğlu. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2015., 2015.)
    The dynamic nature of proteins poses challenging problems in computational biology, especially in terms of conformational sampling and transitions. In this thesis, an Elastic Network Model (ENM)-based computational method, ...

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