Browsing M.S. Theses by Issue Date

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  • Synthesis and photopolymerization of novel ALKYL-a- hydroxymethyl acrylate based dental crosslinking monomers 
    Yağcı, Mustafa Barış. (Thesis (M.S)-Bogazici University.Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    The most commonly used dental restorative filling composites are composed ofBisphenol A glycolate dimethacrylate (Bis-GMA) monomer, an inorganic filler, and apolymerization initiator system. A comonomer such as triethyleneglycol ...
  • 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 ...
  • Synthesis and barriers to rotation in axially chiral barbituric and thiobarbituric acid derivatives 
    Olgun, Elif. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2005., 2005.)
    In this study, 5,5-dimethyl-1-(0-bromopheny1)-2-thiobarbituric acid has been synthesized by the reaction of the corresponding N-o-arylthiourea with the dimethylmalonic acid in the presence of acetylchloride. The o-fluoro ...
  • 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 ...
  • Syntheses and characterization of polymeric nanocomposites preperad by in-situ photopolymerization 
    Neşe, Alper. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2006., 2006.)
    In this project, the objective was to synthesize a nanocomposite with a photoinitiator acting intercalent. With this motivation, in-situ syntheses of poly(methyl methacrylate) (PMMA) nanocomposites by photopolymerization ...
  • 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 ...
  • 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), ...
  • 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 ...
  • 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 ...
  • 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 ...
  • 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 ...
  • Structure-reactivity relationship of acrylic acid ester ether dimers in ATRP 
    Kocasakal, Gülhan. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    Aliphatic cyclopolymers synthesized by the cyclopolymerization of alkyl {460}- (hydroxymethyl)acrylate ether dimers have high thermal stabilities, high glass transition temperatures and show limited shrinkage during ...
  • Transition metal complexes of N, N-BIS (dialkylphosphinomethyl) aminomethane derivatives: a DFT study 
    Köseoğlu, Ahmet. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    Aminomethylphosphine complexes are used as catalysts in various organic reactions which involve heterogeneous and homogenous processes. Some examples in which aminomethylphosphine complexes are used as catalysts are ...
  • Modelling the competing pathways in the free radical polymerization of acrylates 
    İnçmen, Mihriban. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    The size of the a-substituent is expected to play a role in the propagation reaction in free radical polymerization. The possibility of the approach of the propagating radical to the monomer can be reduced due to the ...
  • Synthesis of telechelic aliphatic cyclopolymers by controlled radical polymerization 
    Can, Aydın. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    Powder coating is a growing industry which has many application areas for many surfaces. The coating mixture has many different ingredients. The highest percentage of a powder coating mixture in terms of both volume and ...
  • Reactive polymeric platforms 
    Dışpınar, Tuğba. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    Synthesis of polymers bearing reactive functional groups is an active area of research due to their potential applications in interdisciplinary areas such as biomaterials, material science and drug delivery. Most of the ...
  • Modelling pyrazine and tetrazine complex ions of iron by DFT 
    Ünan, Pınar. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    In coordination chemistry, mixed valency is widespread, from superconductors to minerals, magnetic molecular clusters and even enzymes. Mixed valency occurs when the same chemical element is found in two different oxidation ...
  • Elucidation of phosphate hydrolysis mechanism in water and in the elongation factor Tu (EF-Tu) 
    Ertem, Mehmed Zahid. (Thesis (M.S.)-Bogazici University. Institute for Graduate Studies in Science and Engineering, 2007., 2007.)
    The nature of phosphate hydrolysis reactions in solutions and in proteins is a topic that draws significant amount of interest due to the critical role of the phosphate hydrolysis reactions in the cellular activities. ...

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