Theses - Department of Chemistry
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Investigation on lithium salt - surfactant lyotropic liquid crystalline mesophases: characterization, role of water, and electrochemical behaviors
(Bilkent University, 2021-09)In this thesis, lyotropic liquid crystalline (LLC) mesophases of lithium salts (LiCl, LiBr, LiNO3, LiSCN, LiI, LiI/I2, and LiH2PO4) and 10-lauryl ether (C12H25(OCH2CH2)10OH, C12EO10) have been investigated and the LiI/I2 ... -
Novel glycerol dry reforming catalysts with monometallic and bimetallic active sites
(Bilkent University, 2021-09)Novel glycerol dry reforming catalysts with monometallic (Ru) and bimetallic (Ru and Ni or Ru and Co) active sites which are supported on a custom-design ternary mixed oxide support material (i.e., Al2O3-TiO2-ZrO2, AZT) ... -
Highly-dispersed iridium catalysts with sub-nanometer diameters for carbon monoxide oxidation
(Bilkent University, 2021-09)Novel catalytic architectures composed of catalytic centers with sub-nanometer diameters for CO oxidation reaction were designed, synthesized, and characterized. Accordingly, well-dispersed iridium precious metal active ... -
Synthesis of novel photoactive nanoparticles towards phototherapy
(Bilkent University, 2021-09)Nanomaterial-based compounds are attracting a lot of interest because many functionalities such as photoactive units, drugs and targeting groups can be combined on one platform to fight against infectious diseases and ... -
Electrochemical noise investigation of lithium based batteries
(Bilkent University, 2021-09)With the widespread use of portable technological devices such as smart phones, laptops, tablets and smart watches, and electric cars in recent years, the need for energy is also increasing. Batteries based on lithium ... -
Total synthesis of biologically active fungal natural products daldiquinone and bulgarein, and intramolecular Diels-Alder reactions for fluoranthene synthesis
(Bilkent University, 2021-06)Natural products continue to play a significant role in drug discovery and be a substantial source for novel pharmaceutical drugs. Total synthesis of biologically active natural products is critical for deciphering how ... -
Synthesis & characterization of mesoporous zinc cobaltite thin films and its electrochemical application for OER
(Bilkent University, 2021-07)Transition metal cobaltite materials were widely used as electrode material due to their excellent electrochemical performance, flexibility to be prepared with different morphologies and, high surface area. In this thesis, ... -
Investigation of electrochromism process through ultrafast broadband spectroelectrochemistry
(Bilkent University, 2021-01)Electrochromism is the reversible change in color of an electroactive material due to a redox reaction induced by the application of voltage. Electrochromic materials have gained much research attention since the discovery ... -
Catalytic metal hydroxide nanostructures: aerobic C-H activation and catalytic low temperature carbon monoxide oxidation by NixMn(1-x)(OH)2
(Bilkent University, 2021-02)Metal hydroxides and mixed metal hydroxides have been frequently utilized in diverse applications such as battery technologies, electrocatalysis, electrosynthesis, photocatalysis, supercapacitors, electrochromic devices, ... -
Mechanistic studies on aza-Nazarov reactions and development of template-directed photochemical [2+2] cycloaddition reactions
(Bilkent University, 2021-01)As a sub-class of Nazarov reactions, the aza-Nazarov reactions, which have remarkable importance due to their use in the synthesis of five-ring nitrogen containing structures, are rarely studied. For the first time in the ... -
Transition metal catalysis for aerobic C-H oxidation reactions and for the synthesis of fluoranthene derivatives
(Bilkent University, 2021-01)Within the past two decades, a powerful class of new reactions that introduces oxidized functionality to (sp3) C-H bonds has emerged and gained tremendous attention since it can revolutionize the chemical industry by placing ... -
The effect of temperature on the formation of liesegang patterns of copper(II) chromate in polyacrylamide gels
(Bilkent University, 2020-09)Liesegang patterns (LPs) are a subclass of periodic precipitation patterns that result in a reaction-diffusion (RD) without convection. Since their discovery, LPs have been studied to understand the effect of different ... -
Core-crown quantum-well nanoplatelet functionalized TIO2 for photocatalytic NOx abatement
(Bilkent University, 2020-07)Oleic acid capped core/crown CdSe/CdSeTe quantum-well nanoplatelets (NPL) were used in the surface functionalization of TiO2. Structural characterization of the synthesized photocatalytic architecture was carried out ... -
Effects of Bronsted and Lewis bases on formic acid dehydrogenation selectivity of Pd(111) single crystal model catalyst
(Bilkent University, 2020-06)Formic acid (FA) is an environmentally friendly hydrogen-based energy vector that can be obtained from renewable biomass feedstocks. However, catalytic decomposition of FA involves two different competing chemical ... -
Cyanoiron polypyridyl sensitized photoanodes for water oxidation
(Bilkent University, 2020-01)Dye-sensitized photoelectrochemical cells (DSPECs), which convert solar energy to hydrogen fuel via water splitting process, has markedly excelled as a multidisciplinary field in the recent years. In this context, transition ... -
Towards therapeutic automata and hypoxia activated singlet oxygen generators
(Bilkent University, 2019-08)Photodynamic therapy (PDT) is a treatment modality depends on the efficient generation of singlet oxygen (1O2) through excitation of a particular chromophore (sensitizer) followed by an energy transfer to the dissolved ... -
Lyotropic liquid crystalline mesophases from acid-salt-surfactant systems: synthesis and characterization of mesoporous LiMPO4 (M=Mn(II),Fe(II),Co(II) AND Ni(II))
(Bilkent University, 2019-09)This study presents the synthesis and characterization of mesoporous lithium metal phosphates (LMPs) of Mn(II), Fe(II), Co(II), and Ni(II). The LMPs were synthesized using a modified molten salt self-assembly (MASA) method. ... -
Synthesis & characterization of modified mesoporous LiMn2-xCoxO4 thin films as water oxidation electrocatalysts
(Bilkent University, 2019-09)The lithiated transition metal oxides (LMO) are important group of materials in energy applications, particularly as water oxidation electrocatalysts. The mesoporous LiMn2-xCoxO4 thin film has been synthesized by using ... -
Synthesis and characteization of mesoporous nickel oxide and nickel cobaltite thin films
(Bilkent University, 2019-09)In this thesis work, molten-salt assisted self-assembly (MASA) approach was adopted to synthesize mesoporous nickel oxide (m-NiO) and nickel cobaltite (m-NiCo2O4) thin films. The m-NiO and m-NiCo2O4 films were obtained by ... -
Mechanically controlled liesegang pattern formation in stretchable polyacrylamide gels for elastic deformation tracking
(Bilkent University, 2019-07)Pattern formation in nature has been intellectually appealing for many scientists since antiquity. Simultaneous diffusion and reaction of chemicals in gel media may lead to precipitation and complex pattern formation through ...
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