Electrochemistry of Molybdenum Single Crystals and Thin Wires in Cyanide and Gold Cyanide Electrolytes
2024 (English)In: Journal of the Electrochemical Society, ISSN 0013-4651, E-ISSN 1945-7111, Vol. 171, no 4, article id 042501Article in journal (Refereed) Published
Abstract [en]
Highlights Molybdenum single crystals and wires exhibit large pseudocapacitances in cyanide solution. Gold deposition takes place after partial reduction of the thin surface oxide. The partially reduced surface oxide may assist gold deposition prior to electrodeposition. Adsorbed intermediates are involved both in the deposition and dissolution of gold. The chemical adhesion of gold on molybdenum is weak and physical binding is a prerequisite.
Place, publisher, year, edition, pages
Institute of Physics (IOP), 2024. Vol. 171, no 4, article id 042501
Keywords [en]
AFM, cyclic voltammetry, electrochemical impedance spectroscopy (EIS), gold electrodeposition, pseudocapacitance, X-ray diffraction, Cyanides, Electrochemical impedance spectroscopy, Electrodeposition, Electrodes, Electrolytes, Molybdenum, Single crystals, X ray diffraction, Electrochemical-impedance spectroscopies, Gold deposition, Single crystal wires, Surface oxide, Thin wires, X- ray diffractions
National Category
Materials Chemistry
Identifiers
URN: urn:nbn:se:hj:diva-64070DOI: 10.1149/1945-7111/ad39adISI: 001199602700001Scopus ID: 2-s2.0-85190403933Local ID: GOA;;949278OAI: oai:DiVA.org:hj-64070DiVA, id: diva2:1855078
Funder
Vinnova, 2020–049712024-04-292024-04-292024-04-29Bibliographically approved