Güncel Gönderiler: Fen Edebiyat Fakültesi Koleksiyonu
Toplam kayıt 1212, listelenen: 601-620
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Synthesis of 2-(9H-Carbazole-9-yl)ethyl Methacrylate: Electrochemical Impedance Spectroscopic Study of Poly(2-(9H-carbazole-9-yl)ethyl methacrylate) on Carbon Fiber
(Wiley-Blackwell, 2011)In this contribution, 2-(9H-carbazol-9-yl)ethyl methacrylate (CzEMA) monomer was chemically synthesized. The monomer characterization was performed by FT-IR, H-1-NMR, C-13-NMR, and melting point analysis. The electropolymerization ... -
Volatile Composition of Trifolium and Medicago Species
(Taylor & Francis Ltd, 2011)The volatile compounds of Trifolium (Leguminosae) echinatum L., Trifolium stellatum var. stellatum L., Trifolium nigrescens subs. petrisavi (Celm) Holmboe, Medicago polymorpha var. vulgaris L., Medicago arabica (L.) Huds. ... -
Glutathione (GSH) Determination by a Very Simple Electrochemical Method
(Springer, 2011)Glutathione (GSH; gamma-glutamylcysteinylglycine) is ubiquitous in mammalian and other living cells. It contains an unusual peptide linkage between the amine group of cysteine and the carboxyl group of the glutamate side ... -
Electrochemical Impedance Spectroscopic Study of Polythiophenes on Carbon Materials
(Taylor & Francis Inc, 2011)This review article focuses on electrochemical impedance spectroscopic study of thiophenes on carbon materials, the importance of which has been realized by recent progress in literature. The review article has 3 separate ... -
Electrochemical impedance of poly(9-tosyl-9H-carbazole-co-pyrrole) electrocoated carbon fiber
(Elsevier Science Sa, 2011)In this paper, copolymer of 9-tosyl-9H-carbazole (TCz) and pyrrole (Py) comonomers were electrochemically deposited onto carbon fiber micro electrode (CFME) as an active electrode material. An electrochemical impedance ... -
Development of an impedimetric aflatoxin M1 biosensor based on a DNA probe and gold nanoparticles
(Elsevier Advanced Technology, 2011)The present work describes the construction and application of a new DNA biosensor for detection of aflatoxin M1. In order to immobilize a thiol-modified single stranded DNA (ss-HSDNA) probe that specifically bound aflatoxin ... -
Capacitive behaviors and Monomer Concentration Effects of Poly(9-benzyl-9H-carbazole) on Carbon Fiber Microelectrode
(Korean Fiber Soc, 2011)In this work, 9-benzyl-9H-carbazole (BzCz) monomer was chemically synthesized by a new process. It was electrocoated on carbon fiber microelectrode (CFME) as an active electrode material in 0.1 M sodium perchlorate ... -
Beta-galactosidase Determination by an Electrochemical Biosensor Mediated with Ferrocene
(Informa Healthcare, 2011)In this paper, a new viewpoint on the activity determination of beta-galactosidase is reported. Glucose oxidase was directly immobilized on a glassy carbon electrode and mediated by ferrocene. The biosensor's performance ... -
Antioxidant Activity and Total Phenolic Content of Gagea fibrosa and Romulea romiflora
(Jihad Daneshgahi, 2011)Free radicals involved in a number of diseases due to the oxidative damage to DNA, lipids, and proteins and which can result in failure of cellular functions. Dried plant bulbs and leaves methanolic and ethanolic extracts ... -
Determination of vitamin e (alpha-tocopherol) in canola oils by high performance liquid chromatography
(Georg Thieme Verlag Kg, 2011)[No Abstract Available] -
A novel, ultra sensible biosensor built by layer-by-layer covalent attachment of a receptor for diagnosis of tumor growth
(Elsevier, 2011)In the presented research, a novel, ultra sensitive biosensor for the impedimetric detection of vascular endothelial growth factor (VEGF) is introduced. The human vascular endothelial growth factor receptor 1 (VEGF-R1, ... -
A New Voltammetric Method for the Determination of Lercanidipine in Biological Samples
(Slovensko Kemijsko Drustvo, 2011)Electrochemical behavior and adsorption-diffusion properties of lercanidipine (LCN) on a glassy carbon electrode (GCE) were investigated in a mixture of ethanol-Britton Robinson buffer (BR) using voltammetric methods. From ... -
A new impedimetric biosensor utilizing VEGF receptor-1 (Flt-1): Early diagnosis of vascular endothelial growth factor in breast cancer
(Elsevier Advanced Technology, 2011)A new impedimetric biosensor, based on the use of vascular endothelial growth factor receptor-1 (VEGF-R1), was developed for the determination of vascular endothelial growth factor (VEGF). VEGF-R1 was immobilized through ... -
A Biosensor for the Determination of beta-galactosidase Activity: A Different Viewpoint on Biosensors
(Informa Healthcare, 2011)beta-galactosidase splits lactose into glucose and galactose. Because of its biotechnological interest, we presented a biosensor system in order to monitor beta-galactosidase activity. Immobilization steps of the biosensor ... -
Construction and Comparison of Trametes versicolor Laccase Biosensors Capable of Detecting Xenobiotics
(Informa Healthcare, 2010)Amperometric biosensors using laccase from Trametes versicolor as a bioelement were developed for 2,4-dichloro phenoxy acetic acid (2,4-D). Laccase enzyme was immobilized by gelatin and glutaraldehyde onto a Clark oxygen ... -
Synthesis and Electropolymerization of 9-(4-vinylbenzyl)-9H-carbazole on Carbon Fiber Microelectrode: Capacitive Behavior of Poly(9-(4-vinylbenzyl)-9H-carbazole)
(Korean Fiber Soc, 2010)The synthesis of 9-(4-vinylbenzyl)-9H-carbazole (VBCz) monomer and surface characterizations of thin film coating of poly(9-(4-vinylbenzyl)-9H-carbazole), P(VBCz) homopolymer on carbon fiber microelectrode (CFME) was ... -
9-(4-Nitrophenylsulfonyl)-9H-carbazole
(Wiley-Blackwell, 2011)In the title molecule, C18H12N2O4S, the carbazole skeleton is nearly planar [maximum deviation = 0.037 (1) A] and is oriented at a dihedral angle of 73.73 (5)degrees with respect to the benzene ring. An intramolecular ... -
Determination of Antioxidant Activities of Different Urginea maritima (L.) Baker Plant Extracts
(Jihad Daneshgahi, 2010)The subject handled in this study is the determination of antioxidant activities of extracts obtained from the Urginea maritima (L.) Baker plant's leaves and tubers. Extractions which were obtained using various solvents ... -
Biodiesel production from waste frying oils and its quality control
(Pergamon-Elsevier Science Ltd, 2010)The use of biodiesel as fuel from alternative sources has increased considerably over recent years, affording numerous environmental benefits. Biodiesel an alternative fuel for diesel engines is produced from renewable ... -
5-(3,6-Dibromo-9H-carbazol-9-yl)pentanenitrile
(Wiley-Blackwell, 2011)In the title compound, C17H14Br2N2, the carbazole skeleton is nearly planar [maximum deviation = 0.055 (2) angstrom]. In the crystal, aromatic pi-pi stacking is observed between parallel carbazole ring systems of adjacent ...