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Publikováno v:
Electrochemistry Communications, Vol 103, Iss, Pp 94-99 (2019)
The iterative volume change of electrode materials during electrochemical charging/discharging processes could generally result in the performance degradation of electrochemical capacitors. This work investigates the mechanical stability of the elect
Publikováno v:
Electrochemistry Communications, Vol 103, Iss, Pp 55-60 (2019)
The cathodic collection efficiency (CCE) for the exhaustive electrolysis of uranium is very low; however, determination of the mechanism responsible for this phenomenon has been hindered by the lack of information about the uranium species present in
Autor:
Sara Varotto, Eugenio Gibertini, Alessandra Accogli, Gabriele Panzeri, Luca Giampaolo Nobili, Christian Rinaldi, Luca Magagnin
Publikováno v:
Electrochemistry Communications, Vol 103, Iss, Pp 31-36 (2019)
Ethylene glycol-based solutions containing metal precursor chloride salts were investigated for the electrodeposition of cobalt thin films and nanowires. The electrochemical behavior of 0.5 M Co(II) chloride solution at 70 °C was studied by means of
Publikováno v:
Electrochemistry Communications, Vol 102, Iss, Pp 72-77 (2019)
Cu is the only electrocatalyst that converts CO2 into appreciable quantities of hydrocarbons. However, it usually suffers from poor catalytic stability. In this work we propose a strategy of introducing crystal defects to change the reaction pathway
Autor:
Karina Muñoz, Jonathan Urra, Ricardo Venegas, F.J. Recio, José F. Marco, César Zúñiga, Christian Candia-Onfray, M. Sánchez-Arenillas, José H. Zagal
Publikováno v:
Electrochemistry Communications, Vol 102, Iss, Pp 78-82 (2019)
Digital.CSIC. Repositorio Institucional del CSIC
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Digital.CSIC. Repositorio Institucional del CSIC
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5 pags., 2 figs., 2 tabs.
The study of non-precious metal catalysts (NPMCs) as alternatives to platinum for oxygen reduction is crucial if the use of fuel cells is to become more widespread. Among NPMCs, pyrolyzed catalysts (Fe-N-C) are particul
The study of non-precious metal catalysts (NPMCs) as alternatives to platinum for oxygen reduction is crucial if the use of fuel cells is to become more widespread. Among NPMCs, pyrolyzed catalysts (Fe-N-C) are particul
Publikováno v:
Electrochemistry Communications, Vol 102, Iss, Pp 1-4 (2019)
Although often overlooked, current collectors play a significant role in the performance, safety, and stability of lithium batteries. Here we present a strategy to modify conventional Al current collectors using a conducting polymer, significantly de
Publikováno v:
Electrochemistry Communications, Vol 102, Iss, Pp 89-93 (2019)
A label-free strategy for imaging blood fingermarks (BFMs) on a hydrophobic poly(vinylidene difluoride) (PVDF) membrane has been developed using scanning electrochemical microscopy (SECM) in the surface interrogation (SI) mode. In this approach, hexa
Autor:
Dinh-Hai-Ngan Nguyen, Thi-Mai-Thanh Dinh, Binh-Minh Nguyen, Van-Quynh Nguyen, Jean-Christophe Lacroix
Publikováno v:
Electrochemistry Communications, Vol 102, Iss, Pp 63-66 (2019)
A fast and cost-effective technique for the formation of a size gradient of gold nanoparticles (AuNPs) in a honeycomb network is described. It combines nanosphere lithography (NSL) and electrochemical deposition. Indium tin oxide (ITO) substrates mod
Publikováno v:
Electrochemistry Communications, Vol 102, Iss, Pp 94-98 (2019)
Modification with polypyrrole nanowires, PPy-nw, is accomplished directly upon the working electrode by electrochemical polymerization methods using mesoporous silica as a template. The silica template is prepared by a potentiostatic method, generati
Publikováno v:
Electrochemistry Communications, Vol 101, Iss, Pp 47-51 (2019)
To investigate the depth of charging at the material surface, batches of nickel hydroxide nanoparticles were hydrothermally synthesised in the range 3–450 nm. Any surfactant added was removed post synthesis using ozone. The capacity per gram (Cs) i