Kimya: Recent submissions

  • Improvement and practical application of single fiber fragmentation test 
    Taşlıca, Banu. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    The single fiber fragmentation test (SFFT) has been used to investigate the interphase in fiber-reinforced composites. However SFFT is still far from a routine test for industrial applications. The aim of this work is to ...
  • Stereoselective catalysis of the asymmetric desymmetrization of meso compounds by cinchona alkaloids 
    Kut, Zeynep Derya. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Asymmetric desymmetrization of meso cyclic anhydrides by selective reaction at one of the enantiotopic carbonyls has attracted considerable attention, because many meso cyclic anhydrides are available through Diels-Alder ...
  • Characterization and photocatalytic activity of sepiolite-TiO2 and Na-montmorillonite-TiO2 catalysts 
    Sayınsöz, Elçin. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    This study focused on structural and photocatalytic properties of TiO2 incorporated Sepiolite and Na-Montmorillonite. Catalyst characterization was carried out by thermal gravimetric analysis (TGA), X-ray diffraction (XRD), ...
  • Efficient synthesis of block-segmented dendrimers 
    Şeber, Gonca. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Highly branched, globular and monodisperse macromolecules are promising platforms for drug delivery. Due to these properties, evaluation of dendrimers as drug delivery agents is being actively pursued. This necessitates ...
  • Preparation of oleophilic perlite by polymer encapsulation 
    Bayraktar, Durata. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1985., 1985.)
    A new oil adsorbing material was synthezised' using expanded perlite . To render perlite oleophilic and hydrophobic it was coated with a suitable hydrocarbon polymer. Perlite was first size classified to assure uniformity ...
  • Synthesis and photopolymerization of new phosphorus containing dental monomers 
    Bilgici, Zeynep Saraylı. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Novel crosslinkers with phosphonate, phosphonic and carboxylic acid functions were prepared for use in dental materials. The crosslinkers were based on t-butyl - bromomethacrylate (TBBr) and synthesized by two different ...
  • Modelling of drug encapsulation using vesicles 
    Eltuğral, Nurettin. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Aggregates of surface-active molecules consisting of one or more bilayers arranged in a hollow, closed, usually spherical geometry are termed ‘‘vesicles’’. The objective of this study was modelling of drug encapsulation ...
  • Synthesis and interfacial properties of organosilane derivative of acrylated soybean oil 
    Çolak, Semra. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    In this study silanized Acrylated Epoxidized Soybean Oil (AESO), a multifunctional monomer was synthesized by reacting Acrylated Epoxidized Soybean Oil with 3-Aminopropyltriethoxysilane via Michael Addition Reaction. The ...
  • Synthesis of segment-block dendrimers via chemical ligation 
    Gökmen, Muhammed Talha. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    Dendrimers are unique, monodisperse macromolecules with well defined structureand molecular weight arising from their multi-step, iterative synthesis. Recently, they havebeen utilized for drug delivery applications. The ...
  • Study of surfactant interaction with soils contaminated by heavy metals using voltammetry 
    Çağdaş, Fatma Melis. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    The objectives of this study were to develop a method to assess the heavy metalsurfactant-soil interaction and to clean the contaminated soils by a surfactant-ligandsystem. Soil was taken from Trakya, Tekirdag region. The ...
  • Stereochemical investigations on 2-arylimino-3-aryl-thiazolidine-4-one derivatives 
    Erol, Şule. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    In this study, stereostructures of 2-arylimino-3-aryl-thiazolidine-4-ones have beeninvestigated. The compounds to be studied have been synthesized by the reaction of thecorresponding N,N'-diarylthioureas with -bromoacetic ...
  • Mechanistic investigation of [2+2] cycloaddition reactions of keteniminium salts :|probing their applications in synthesis 
    Horoz, Beyza. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    This thesis has two main parts, involving theoretical studies based on Density Functional Theory (DFT), related to [2+2] cycloaddition reactions of keteniminium salts, (KI)s, and their applications in industry. In the first ...
  • Cyclopolymerization of alkyl alpha-(hydroxymethyl)acrylate (RHMA) ether dimers via atom transfer radical polymerization (ATRP) 
    Erkoç, Selda. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    Thermal stability, high glass transition temperatures and limited shrinkage duringpolymerization as compared to non-cyclic linear polymers are considered to beadvantageous properties of the polymers with high degrees of ...
  • Modification of polypropylene by free radical grafting 
    Kaya, Gülizar. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    Polypropylene (PP) market forms the second largest polymer business worldwide owing to its good mechanical properties, excellent chemical resistance and low-cost production. These attractive properties of PP are mainly ...
  • Fabrication and funtionalization of rGO containing polymeric materials 
    Aslan, Merve. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    In recent years, rGO-containing polymeric materials have been utilized in various biomedical applications such as targeted drug delivery, protein release and photothermal therapy due to the characteristic properties of rGO ...
  • Aldol reactions of conformationally stable o-CF3 phenyl bearing axially chiral thiohydantoins 
    Bacak Erdik, Melis. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    Novel axially chiral thiohydantoin derivatives bearing an o-CF3 phenyl ring have been synthesized atroposelectively from the reaction of R and S alanine, phenyl alanine and valine methyl ester HCl salts with ortho-triflu ...
  • Formation of keteniminium salts:|mechanistic aspects and effect of substituents 
    Aktaş, Zeynep. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    Most organic reactions occur in several consecutive steps that include the generation of highly reactive intermediates, which are short-lived. Keteniminium salts (KI) are key and versatile intermediates in synthetic organic ...
  • Investigating the photophysical properties of benzophenone based TADF emitters :|a computational approach 
    Baş, Ekin Esme. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2021., 2021.)
    In this study, several TADF and non-TADF emitters containing benzophenone or its derivatives as the electron acceptor units have been investigated by implementing computational methods. M06-2X/6-31+G(d,p) method has been ...
  • Modeling the structure-reactivity relationship of acrylates 
    Değirmenci, İsa. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    Photoinitiated polymerization of acrylates is one of the most common processes for therapid production of polymeric cross-linked materials with defined properties. Acrylicmonomers have different reactivity behavior during ...
  • A computational analysis of solvent effect :|thiol-ene reactions and CaO bond strength within hydrated calcium clusters 
    Munar, İpek. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2020., 2020.)
    In the first part this thesis, the solvent effect on thiol-ene reaction kinetics is elucidated. The effect of polar media on the reaction kinetics is taken into account by using the transition state theory, the reactivities ...