Cobalt Electroplating in Choline Chloride-ethylene Glycol: A Comparative Study

In this work, cobalt electroplating from homogeneous oxidation of cobalt powder via iodine as a chemical oxidizing agent and from CoCl2·6H2O in choline chloride-ethylene glycol electrolytic bath was carried out at 90 °C. As relatively high temperature and corrosion resistive coating material, cobalt...

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Autores principales: Jamil A. JUMA, Wrya O. KARIM, Shujahadeen A. AZIZ, Khalid M. OMER
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Publicado: The Electrochemical Society of Japan 2021
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Acceso en línea:https://doaj.org/article/2292ad6a197242e28b94ff4d8de680fd
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spelling oai:doaj.org-article:2292ad6a197242e28b94ff4d8de680fd2021-11-05T00:17:27ZCobalt Electroplating in Choline Chloride-ethylene Glycol: A Comparative Study2186-245110.5796/electrochemistry.21-00087https://doaj.org/article/2292ad6a197242e28b94ff4d8de680fd2021-11-01T00:00:00Zhttps://www.jstage.jst.go.jp/article/electrochemistry/89/6/89_21-00087/_html/-char/enhttps://doaj.org/toc/2186-2451In this work, cobalt electroplating from homogeneous oxidation of cobalt powder via iodine as a chemical oxidizing agent and from CoCl2·6H2O in choline chloride-ethylene glycol electrolytic bath was carried out at 90 °C. As relatively high temperature and corrosion resistive coating material, cobalt electroplating was performed. A number of electrochemical, spectroscopic and microscopic techniques, such as, cyclic voltammetry (CV), chronocoulometry, UV-visible spectroscopy and scanning electron microscopy (SEM) were used in fabrication and characterizations of the electroplated cobalt. The progressive nucleation mechanism is followed in case of cobalt electroplating using cobalt powder in the presence of iodine. The mirror-like surface (i.e., smooth surface) surface has been obtained when cobalt powder utilized with the aid of iodine as shown in the SEM images. The effectiveness of the existence of iodine and cobalt powder was evidenced from chronocoulometry in which huge number of charge was released during the electrochemical course.Jamil A. JUMAWrya O. KARIMShujahadeen A. AZIZKhalid M. OMERThe Electrochemical Society of Japanarticleelectroplatingcobalt powderiodinedeep eutectic solventTechnologyTPhysical and theoretical chemistryQD450-801ENJAElectrochemistry, Vol 89, Iss 6, Pp 602-605 (2021)
institution DOAJ
collection DOAJ
language EN
JA
topic electroplating
cobalt powder
iodine
deep eutectic solvent
Technology
T
Physical and theoretical chemistry
QD450-801
spellingShingle electroplating
cobalt powder
iodine
deep eutectic solvent
Technology
T
Physical and theoretical chemistry
QD450-801
Jamil A. JUMA
Wrya O. KARIM
Shujahadeen A. AZIZ
Khalid M. OMER
Cobalt Electroplating in Choline Chloride-ethylene Glycol: A Comparative Study
description In this work, cobalt electroplating from homogeneous oxidation of cobalt powder via iodine as a chemical oxidizing agent and from CoCl2·6H2O in choline chloride-ethylene glycol electrolytic bath was carried out at 90 °C. As relatively high temperature and corrosion resistive coating material, cobalt electroplating was performed. A number of electrochemical, spectroscopic and microscopic techniques, such as, cyclic voltammetry (CV), chronocoulometry, UV-visible spectroscopy and scanning electron microscopy (SEM) were used in fabrication and characterizations of the electroplated cobalt. The progressive nucleation mechanism is followed in case of cobalt electroplating using cobalt powder in the presence of iodine. The mirror-like surface (i.e., smooth surface) surface has been obtained when cobalt powder utilized with the aid of iodine as shown in the SEM images. The effectiveness of the existence of iodine and cobalt powder was evidenced from chronocoulometry in which huge number of charge was released during the electrochemical course.
format article
author Jamil A. JUMA
Wrya O. KARIM
Shujahadeen A. AZIZ
Khalid M. OMER
author_facet Jamil A. JUMA
Wrya O. KARIM
Shujahadeen A. AZIZ
Khalid M. OMER
author_sort Jamil A. JUMA
title Cobalt Electroplating in Choline Chloride-ethylene Glycol: A Comparative Study
title_short Cobalt Electroplating in Choline Chloride-ethylene Glycol: A Comparative Study
title_full Cobalt Electroplating in Choline Chloride-ethylene Glycol: A Comparative Study
title_fullStr Cobalt Electroplating in Choline Chloride-ethylene Glycol: A Comparative Study
title_full_unstemmed Cobalt Electroplating in Choline Chloride-ethylene Glycol: A Comparative Study
title_sort cobalt electroplating in choline chloride-ethylene glycol: a comparative study
publisher The Electrochemical Society of Japan
publishDate 2021
url https://doaj.org/article/2292ad6a197242e28b94ff4d8de680fd
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AT wryaokarim cobaltelectroplatingincholinechlorideethyleneglycolacomparativestudy
AT shujahadeenaaziz cobaltelectroplatingincholinechlorideethyleneglycolacomparativestudy
AT khalidmomer cobaltelectroplatingincholinechlorideethyleneglycolacomparativestudy
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