Yazar "Karazehir, Tolga" için Fen Edebiyat Fakültesi Koleksiyonu listeleme
-
Comparison of electrolyte effects for poly(3,4-ethylenedioxythiophene) and poly(3-octylthiophene) by electrochemical impedance spectroscopy and polymerization parameters with morphological analyses on coated films
Ateş, Murat; Karazehir, Tolga; Arican, Fatih; Eren, Nuri (Springer, 2013)3,4-Ethylenedioxythiophene and 3-octylthiophene were electropolymerized on glassy carbon electrodes (GCE) to compare with four different electrolytes [lithium perchlorate (LiClO4), sodium perchlorate, tetraethylammonium ... -
Copolymer formation of 9-(2-(benzyloxy)ethyl)-9H-carbazole and 1-tosyl-1H-pyrrole coated on glassy carbon electrode and electrochemical impedance spectroscopy
Ateş, Murat; Uludağ, Nesimi; Karazehir, Tolga (Springer, 2012)In this work, 9-(2-(benzyloxy)ethyl)-9H-carbazole (BzOCz) and 1-tosyl-1H-pyrrole (TsP) monomers were chemically synthesized and characterized by Fourier transform infrared reflectance (FTIR) and proton nuclear magnetic ... -
Covalent Immobilization of Urease on Poly(Pyrrole-3-carboxylic Acid): Electrochemical Impedance and Mott Schottky Study
Karazehir, Tolga; Ateş, Murat; Saraç, A. Sezai (Electrochemical Soc Inc, 2016)Pyrrole-3-carboxylic acid was electropolymerized on a glassy carbon electrode in 0.1 M NaClO4/ACN, Et4NBF4/ACN using cyclic voltammetry. Urease (Urs) was immobilized onto PPCA modified GCE via covalent binding, exploiting ... -
Electrochemical copolymerization of N-methylpyrrole and 2,2 '-bithitiophene; characterization, micro-capacitor study, and equivalent circuit model evaluation
Ateş, Murat; Arican, Fatih; Karazehir, Tolga (Indian Acad Sciences, 2013)N-methylpyrrole (N-MPy) and 2,2'-bithiophene (BTh) were electrocopolymerized in 0 center dot 2 M acetonitrile-sodium perchlorate solvent-electrolyte couple on a glassy carbon electrode (GCE) by cyclic voltammetry (CV). The ... -
Electrolyte effects of poly(3-methylthiophene) via PET/ITO and synthesis of 5-(3,6-di(thiophene-2-yl)-9H-carbazole-9-yl) pentanitrile on electrochemical impedance spectroscopy
Ateş, Murat; Karazehir, Tolga; Uludağ, Nesimi (Wiley-Blackwell, 2012)In this article, 3-methylthiophene (3MTh) and 5-(3,6-di(thiophene-2-yl)-9H-carbazole-9-yl) pentanitrile (ThCzpN) comonomer were electrochemically deposited on poly(ethylene terephthalate)/indium tin oxide (PET/ITO) electrode ... -
Electrolyte type and concentration effects on poly(3-(2-aminoethyl thiophene) electro-coated on glassy carbon electrode via impedimetric study
Ateş, Murat; Karazehir, Tolga; Arican, Fatih; Eren, Nuri (Springer, 2013)In this study, 3-(2-Aminoethyl thiophene) (2AET) monomer was electropolymerized on glassy carbon electrode (GCE) using various electrolytes (lithium perchlorate (LiClO4), sodium perchlorate (NaClO4), tetrabutyl ammonium ... -
Electropolymerization of 9-Carbazole Acetic Acid in Room Temperature Ionic Liquid-Acetonitrile Mixture: Morphology, Capacitance, and Mott-Schottky Analysis
Karazehir, Tolga; Ateş, Murat; Saraç, A. Sezai (Electrochemical Soc Inc, 2016)In this study, the electrochemical polymerization of 9-carbazole acetic acid (CzA) monomer was synthesized in various feed ratios of room-temperature ionic liquid (RTIL), 1-butyl-3-methylimidazolium tetrafluoroborate ... -
Electrospun carbon nanofiber web electrode: Supercapacitor behavior in various electrolytes
Ismar, Ezgi; Karazehir, Tolga; Ateş, Murat; Saraç, A. Sezai (Wiley, 2018)Carbon nanofibers (CNFs) draw great interest due to their noticeable mechanical, electrochemical, and physical properties. In this study, polyacrylonitrile-based CNFs are obtained via electrospinning technique. Thermal ... -
Glucose oxidase immobilization onto Au/poly[anthranilic acid-co-3-carboxy-N-(2-thenylidene)aniline]/PVAc electrospun nanofibers
Golshaei, Rana; Karazehir, Tolga; Ghoreishi, Sayed Mehdi; Ateş, Murat; Saraç, A. Sezai (Springer, 2017)Au/poly[anthranilic acid-co-3-carboxy-N-(2-thenylidene)aniline/PVAc] [Au/P(ANA-co-CNTA)/PVAc] electrospun nanofibers were fabricated in different electrospinning media including acetone and dimethylformamide (DMF) for ... -
Gold nanoparticle/nickel oxide/poly(pyrrole-N-propionic acid) hybrid multilayer film: Electrochemical study and its application in biosensing
Karazehir, Tolga; Gökçe, Z. Güler; Ateş, Murat; Saraç, A. Sezai (Budapest Univ Technol & Econ, 2017)The present study describes the fabrication of Indium Tin Oxide /gold nanoparticles/nickel oxide/poly(PyrroleN-propionic acid) (ITO/GNPs/NiO/poly(PPA)) multilayered film, and its modification with Tyrosinase (Ty). The ... -
Micro-Capacitor Behavior of Poly(3-Hexyl Thiophene)/Carbon Fiber/Electrolyte System and Equivalent Circuit Model
Ateş, Murat; Karazehir, Tolga (Taylor & Francis Inc, 2012)In this article, 3-Hexyl thiophene (3HTh) monomer was electrocoated on carbon fiber micro electrode (CFME) to study electrochemical impedance spectroscopic (EIS) analysis. Poly(3HTh)/CFME is characterized by Cyclic voltammetry ... -
Mott-Schottky and Morphologic Analysis of Poly(Pyrrole-N-Propionic Acid) in various electrolyte systems
Karazehir, Tolga; Ateş, Murat; Saraç, A. Sezai (Esg, 2015)In this study, pyrrole-N-propionic acid (PPA) was electrochemically polymerized on a glassy carbon electrode (GCE) in various electrolytes (NaClO4, Et4NBF4, Bu4NClO4, and Bu4NPF6) using cyclic voltammetry (CV). The structure ... -
A novel synthesis of (3,6-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-9-(4-vinylbenzyl)-9H-carbazole), alternating polymer formation, characterization, and capacitance measurements
Ateş, Murat; Uludağ, Nesimi; Karazehir, Tolga; Arican, Fatih (Springer, 2013)In this work, (3,6-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-9-(4-vinylbenzyl)-9H-carbazole) (EDOTVBCz) comonomer was chemically synthesized and characterized by Fourier transform infrared (FTIR), proton nuclear magnetic ... -
A novel synthesis of 3,6-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-9-tosyl-9H-carbazole
Ateş, Murat; Uludağ, Nesimi; Karazehir, Tolga; Arican, Fatih (Ovidius Univ Press, 2012)3,6-bis(2,3-dihydrothieno [3,4-b][1,4]dioxin-5-yl)-9-tosyl-9H-carbazole (EDOTTsCz) was synthesized and electrochemically polymerized on glassy carbon electrode (GCE) in 0.1 M tetrabutyl ammonium tetrafluoroborate ... -
A novel synthesis of 4-toluene 9H-carbazole-9-carbodithioate, electropolymerization and impedance study
Ateş, Murat; Uludağ, Nesimi; Karazehir, Tolga; Arican, Fatih (Budapest Univ Technol & Econ, 2014)A novel synthesis of 4-toluene 9H-carbazole-9-carbodithioate (TCzC) was chemically synthesized and characterized by Fourier Transform Infrared (FTIR), proton nuclear magnetic resonance (H-1-NMR), and carbon nuclear magnetic ... -
Supercapacitor Behavior of Poly(Carbazole-EDOT) Derivatives/Multi-Walled Carbon Nanotubes, Characterizations and Equivalent Circuit Model Evaluations
Ateş, Murat; Uludağ, Nesimi; Karazehir, Tolga; Arican, Fatih (Taylor & Francis Inc, 2014)Three new different comonomers of carbazole-EDOT derivatives had been previously synthesized and characterized in detail. In this study, electroactive materials were electropolymerized onto multi-walled carbon nanotube ... -
Synthesis of 2-(3,6-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-9H-carbazole-9-yl)ethyl Methacrylate, Electropolymerization, Characterization and Impedimetric Study
Ateş, Murat; Uludağ, Nesimi; Karazehir, Tolga; Arican, Fatih (Electrochemical Soc Inc, 2013)In this work, 2-(3,6-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-9H-carbazole-9-yl)ethyl methacrylate (EDOTCzMetac) was chemically synthesized and characterized by FTIR, H-1-NMR, and C-13-NMR. A novel synthesized comonomer ... -
Synthesis of methyl 4-(9H-carbazole-9-carbanothioylthio) benzoate: electropolymerization and impedimetric study
Ateş, Murat; Uludağ, Nesimi; Arican, Fatih; Karazehir, Tolga (Scientific Technical Research Council Turkey-Tubitak, 2015)Methyl 4((9H-(carbazole-97carbanothioylthio) benzoate (MCzCTB) was chemically synthesized and characterized by FTIR, H-1 NMR, and C-13 NMR. A novel synthesized monomer was electropolymerized on a glassy carbon electrode ...