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Abstract:

An efficient and inexpensive eight gold electrode array has been manufactured by a combination of screen printing and gold electrodeposition techniques. Gold electrodeposition was performed in potentiostatic and galvanostatic conditions. Different treatments, involving temperature and polishing control, led to electrodes with different roughness. The electrochemical behavior of the generated gold surface was studied by cyclic voltammetry showing the characteristic response of polycrystalline gold, in contrast with disposable gold electrodes fabricated by screen printing from gold inks. The electrodes were chemically modified through the adsorption of alkanethiols self-assembled monolayers and the coupling of a model protein. Both reactions were followed by cyclic voltammetry and Electrochemical Impedance Spectroscopy (EIS). The electrodes have shown high reproducibility in their electrochemical behavior as well as in their modifications. © 2008 Wiley-VCH Verlag GmbH & Co. KGaA.

Registro:

Documento: Artículo
Título:Disposable gold electrode array for simultaneous electrochemical studies
Autor:Priano, G.; González, G.; Günther, M.; Battaglini, F.
Filiación:INQUIMAE, Departamento de Química Inorgánica, Analítica Y Química Física, Pabellón 2, C1428EHA Buenos Aires, Argentina
Departamento de Computación, Laboratorio de Sistemas Complejos Facultad de Ciencias Exactas Y Naturales, Pabellón 2, C1428EHA Buenos Aires, Argentina
Palabras clave:Electrode array/sensors; Gold disposable electrodes; Gold electrodeposition; Screen printing
Año:2008
Volumen:20
Número:1
Página de inicio:91
Página de fin:97
DOI: http://dx.doi.org/10.1002/elan.200704061
Título revista:Electroanalysis
Título revista abreviado:Electroanalysis
ISSN:10400397
CODEN:ELANE
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_10400397_v20_n1_p91_Priano

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Citas:

---------- APA ----------
Priano, G., González, G., Günther, M. & Battaglini, F. (2008) . Disposable gold electrode array for simultaneous electrochemical studies. Electroanalysis, 20(1), 91-97.
http://dx.doi.org/10.1002/elan.200704061
---------- CHICAGO ----------
Priano, G., González, G., Günther, M., Battaglini, F. "Disposable gold electrode array for simultaneous electrochemical studies" . Electroanalysis 20, no. 1 (2008) : 91-97.
http://dx.doi.org/10.1002/elan.200704061
---------- MLA ----------
Priano, G., González, G., Günther, M., Battaglini, F. "Disposable gold electrode array for simultaneous electrochemical studies" . Electroanalysis, vol. 20, no. 1, 2008, pp. 91-97.
http://dx.doi.org/10.1002/elan.200704061
---------- VANCOUVER ----------
Priano, G., González, G., Günther, M., Battaglini, F. Disposable gold electrode array for simultaneous electrochemical studies. Electroanalysis. 2008;20(1):91-97.
http://dx.doi.org/10.1002/elan.200704061