Yazar "Şahin, Yücel" için Makale Koleksiyonu listeleme
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Anti-corrosive properties of polyaniline, poly(2-toluidine), and poly(aniline-co-2-toluidine) coatings on stainless steel
Hür, Evrim; Bereket, GÖzen; Şahin, Yücel (Elsevier Science BV, 2007)This study examines the use of polyaniline (PANi), poly(2-toluidine) (PT), and poly(aniline-co-2-toluidine) (co-PT) for corrosion protection of 304-stainless steel (SS) in 0.5 M HCl solution. The PANi, PT, and co-PT coatings ... -
Carbon sponge as a new cathode material for the electro-Fenton process: Comparison with carbon felt cathode and application to degradation of synthetic dye basic blue 3 in aqueous medium
Özcan, Ali; Şahin, Yücel; Koparal, Ali Savaş; Oturan, Mehmet A. (Elsevier Science Sa, 2008)A novel cathode material, carbon sponge (CS), was investigated for treating wastewater containing the basic blue 3 (BB3) dye by electrochemical advanced oxidation processes, electro-Fenton. The efficiency of the CS electrode ... -
A comparative study on the efficiency of electro-Fenton process in the removal of propham from water
Özcan, Ali; Şahin, Yücel; Koparal, Ali Savaş; Oturan, Mehmet A. (Elsevier Science BV, 2009)Electro-Fenton process has been widely used in the treatment of organic pollutants lately. Its oxidation efficiency mainly depends on the electrode materials. In this study, boron doped diamond (BDD), carbon sponge (CS) ... -
Complete removal of the insecticide azinphos-methyl from water by the electro-Fenton method - A kinetic and mechanistic study
Özcan, Ali; Şahin, Yücel; Oturan, Mehmet A. (Pergamon-Elsevier Science LTD, 2013)The removal of organophosphorous insecticide azinphos-methyl (AZPM) from water has been investigated by the electro-Fenton method which produces hydroxyl radicals electrocatalytically. The reaction between these radicals ... -
Corrosion performance of self-doped sulfonated polypyrrole
Hür, Evrim; Bereket, GÖzen; Şahin, Yücel (Elsevier Science Sa, 2006)Electrodeposition of sulfonated polypyrrole (SPPy) on 304-stainless steel (SS) was achived in fluorosulfonic acid (FSO3H)/acetonitrile medium using potentiostatic techniques. Adherent and homogeneous SPPy films were obtained. ... -
Degradation of picloram by the electro-Fenton process
Özcan, Ali; Şahin, Yücel; Koparal, Ali Savaş; Oturan, Mehmet A. (Elsevier Science BV, 2008)The degradation of the picloram, a widely used herbicide, has been under-taken by the electrochemical advanced oxidation process, namely electro-Fenton in aqueous solution. This process generates catalytically hydroxyl ... -
Determination of ascorbic acid by polypyrrole potentiometric detector in ion chromatography
Şahin, Mutlu; Özcan, Levent; Usta, Betül; Şahin, Yücel (Elsevier Advanced Technology, 2009)A potentiometric detector, based on electrodeposition of polypyrrole onto Pt electrode, was investigated in this study. The chromatographic performance of the PPy detector was investigated in ion chromatography. The resulting ... -
Determination of paracetamol based on electropolymerized-molecularly imprinted polypyrrole modified pencil graphite electrode
Özcan, Levent; Şahin, Yücel (Elsevier Science Sa, 2007)Preparation of a molecularly imprinted polymer (MIP) film and its recognition property for paracetamol are investigated. The polypyrrole (PPy) film was prepared by the cyclic voltammetric deposition of pyrrole (Py) in the ... -
Determination of Sulfamethoxazole in Pharmaceutical Formulations by Flow Injection System/HPLC with Potentiometric Detection using Polypyrrole Electrode
Ozkorucuklu, Sabriye Percin; Şahin, Yücel; Alsancak, Güleren (Soc Brasileira Quimica, 2011)In this work, it was used a polypyrrole (PPy) electrode as a potentiometric electrochemical detector in a flow injection system in order to determine sulfamethoxazole in pharmaceutical formulations. The PPy electrode was ... -
Electroanalytical Determination of Some Sulfonamides on Overoxidized Polypyrrole Electrodes
Ozkorucuklu, Sabriye Percin; Özcan, Levent; Şahin, Yücel; Alsancak, Güleren (Csiro Publishing, 2011)The electrochemical behaviours of five sulfonamides (sulfanilamide, sulfadiazine, sulfamerazine, sulfamonomethoxine, sulfamethoxazole) were investigated with overoxidized polypyrrole (OPPy) modified pencil graphite electrodes. ... -
Electrochemical copolymerization of aniline and anilinesulfonic acids in FSO3H/acetonitrile solution
Şahin, Yücel; Pekmez, Kadir; Yıldız, Attila (John Wiley & Sons Inc, 2002)The effects of 2-aminobenzenesulfonic acid (orthanilic acid), 3-aminobenzenesulfonic acid (metanilic acid), and 4-aminobenzenesulfonic acid (sulfanilic acid) on the electropreparation and properties of polyaniline (PANI) ... -
Electrochemical Determination of Paracetamol by a Novel Derivative of Formazan Modified Pencil Graphite Electrode
Görçay, Hakan; Türkoğlu, Gülsen; Şahin, Yücel; Berber, Halil (IEEE-Inst Electrical Electronics Engineers Inc, 2014)A modified electrode, based on electrodeposition of 5,5'-(oxybis(4,1-phenylene))bis(3-(2-hydroxyphenyl)-1-phenylformazan (BF) onto pencil graphite (PG) electrode, was investigated for the determination of paracetamol in ... -
Electrochemical oxidation of ds-DNA on polypyrrole nanofiber modified pencil graphite electrode
Özcan, Ali; Şahin, Yücel; özsöz, Mehmet; Turan, Servet (Wiley-V C H Verlag GMBH, 2007)Preparation of a polypyrrole nanofiber (PPyNF) modified pencil graphite (PG) electrode and its usage in the electrochemical DNA biosensors was investigated. The electrodes (PPyNF/PG1 and PPyNF/PG2) were prepared from a ... -
Electrochemical polymerization of acetylene with copper catalyst on platinum and copper electrodes
Şahin, Yücel; Pekmez, Kadir; Yıldız, Attila (Elsevier Science Sa, 2002)Acetylene was electrochemically polymerized cathodically at -0.60 V (versus Ag/AgCl) in the presence of copper(I)perchlorate catalyst in acetonitrile containing tetrabutylammonium perchlorate (TBAP) at room temperature ... -
Electrochemical preparation of a molecularly imprinted polypyrrole-modified pencil graphite electrode for determination of ascorbic acid
Özcan, Levent; Şahin, Mutlu; Şahin, Yücel (Molecular Diversity Preservation Int, 2008)A molecularly imprinted polymer (MIP) polypyrrole (PPy)-based film was fabricated for the determination of ascorbic acid. The film was prepared by incorporation of a template molecule (ascorbic acid) during the ... -
Electrochemical preparation of soluble sulfonated polymers and aniline copolymers of aniline sulfonic acids in dimethylsulfoxide
Şahin, Yücel; Pekmez, Kadir; Yıldız, Attila (John Wiley & Sons Inc, 2003)Fully sulfonated polyaniline was produced during the electrochemical polymerization of orthanilic, metanilic, and sulfanilic acids in dimethylsulfoxicle (DMSO). The dry conductivity values of the polymers obtained from the ... -
Electrochemical synthesis and characterization of a new soluble conducting polymer
Udum, Yasemin Arslan; Ergün, Yavuz; Şahin, Yücel; Pekmez, Kadir; Yıldız, Attila (Springer, 2009)Electroactive poly(4-methyl carbazole-3-carboxylic acid) (PMCCA) film was formed on Pt electrode surface by oxidative electropolymerization of a new carbazole derivative. The structure of the soluble polymer was elucidated ... -
Electrochemical synthesis of self-doped polyaniline in fluorosulfonic acid/acetonitrile solution
Şahin, Yücel; Pekmez, Kadir; Yıldız, Attila (Elsevier Science Sa, 2002)Electrochemical formation of self-doped sulfonated polyaniline (SPAN) was carried out in acetonitrile-containing anhydrous fluorosulfonic acid (FSO3H). Fluorosulfonic acid was used as both sulfonation reagent for aniline ... -
Electrochemical synthesis of sulfonated polypyrrole in FSO3H/acetonitrile solution
Şahin, Yücel; Aydın, A; Udum, Yasemin Arslan; Pekmez, Kadir; Yıldız, A (John Wiley & Sons Inc, 2004)The incorporation of SO3- groups into a polypyrrole backbone was successfully carried out using FSO3H/acetonitrile medium. The degree of sulfonation (sulfonation or sulfur-to-nitrogen ratio) of polymer was controlled by ... -
Electrochemical synthesis, characterization and capacitive properties of novel thiophene based conjugated polymer
Çelik, Burcu; Çelik, Ilharni; Dolas, Hacer; Görçay, Hakan; Şahin, Yücel; Sarac, A. Sezai; Pekmez, Kadir (Elsevier Science BV, 2014)In this paper, a novel thiophene based monomer, 1-(pyren-1-yl)-2,5-di(thiophen-2-yl)-1H-pyrrole, PThP, was synthesized and characterized by H-1 NMR and C-13 NMR spectroscopic methods. The electrochemical behavior and ...