Results 31 to 40 of about 751,941 (280)

Novel lead–cobalt composite anodes for copper electrowinning [PDF]

open access: yes, 2013
PbO2-CoOx and PbO2-Co3O 4 composite-coated anodes, using titanium and nickel substrates, have been successfully prepared and tested under typical copper electrowinning conditions. The aim of depositing a well-adhered composite coating onto the surface of
Nikoloski, A.N., Barmi, M.
core  

Myelin surfactant assemblies shaping the electrodeposition of copper dendrites. [PDF]

open access: yes
Self-organization of inorganic matter enables bottom-up construction of materials with targetted shapes suited to their function. Positioning the building blocks in the growth process involves a well-balanced interplay of reaction and diffusion. Whereas (
José, Ferreira   +3 more
core   +2 more sources

High Rate Copper Electrodeposition in the Presence of Inorganic Salts

open access: yesInternational Journal of Electrochemical Science, 2012
Efforts are on increase for finding out the ways to increase electrodeposition rate. This study shows the effect of using different inorganic salts as accelerators for copper electrodeposition.
H.H. Abdel Rahman   +2 more
doaj   +1 more source

Kinetics‐Controlled Architecture of Binder‐Free Organic Electrodes for Enhanced Ion Transport

open access: yesAdvanced Functional Materials, EarlyView.
Pulse reverse electrodeposition controls nucleation and growth to create hierarchically porous Py‐derived oligomeric electrodes with enhanced ionic accessibility and reduced transport resistance. The resulting binder‐free architectures translate these transport advantages into practical sodium‐storage functionality.
Satendra Kumar   +1 more
wiley   +1 more source

Effect of hypophosphite during the recovery of copper and cyanide from high concentration copper-cyanide wastewater by electrodeposition

open access: yes工程科学学报, 2017
The recovery of copper and cyanide from high concentration wastewater was conducted by electrodeposition with high basicity. The effect of hypophosphite dosage and temperature on recycling copper and cyanide from wastewater was investigated.
GAO Teng-yue   +3 more
doaj   +1 more source

Electrodeposition of Copper Metal from the 1-Ethyl-3-methylimidazolium Fluoride ([EMIM]F)-urea-H2O System Containing Cu2O

open access: yesElectrochemistry, 2020
In this work, [EMIM]F-urea-H2O system is capable of dissolving Cu2O, and then the metallic copper was electrodeposited from this system at room temperature.
Wencai HE   +3 more
doaj   +1 more source

Optimizing NiMo Electrocatalyst Coatings for Hydrogen Evolution in Alkaline Electrolysis With The Machine Learning‐Guided Autonomous Platform CatBot

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a closed‐loop optimization workflow integrating CatBot, an automated synthesis and testing system, to discover NiMo hydrogen‐evolution catalysts. CatBot synthesised and evaluated 228 unique samples, identifying the best performing catalysts for transfer to nickel‐foam electrodes. The best candidate is highly active, reaching 1 Acm−2${
Paolo Vincenzo Freiesleben de Blasio   +7 more
wiley   +1 more source

Fabricating Copper Nanotubes by Electrodeposition [PDF]

open access: yes, 2009
Copper tubes having diameters between about 100 and about 200 nm have been fabricated by electrodeposition of copper into the pores of alumina nanopore membranes.
Bae, Youngsam   +3 more
core  

The Effect of Organic Surface-Active Additives Upon the Kinetics of Electrodeposition of Ultrafine Copper Powder

open access: yesChemical Engineering Transactions, 2016
The influence of organic additives on the kinetics of electrodeposition of copper ions on the surface of the polycrystalline copper electrode from the mixed aqueous-organic solutions, the possibility of obtaining ultrafine powders of copper by ...
B. Demeev, A. Dauletbay, M. Nauryzbayev
doaj   +1 more source

Resonant Domain Wall Dynamics in a Three‐Dimensional Magnetic Nano Double Helix

open access: yesAdvanced Materials, EarlyView.
3D magnetic nanostructures promise exciting possibilities for magnetization dynamics. However, experimental realizations remain scarce. In nanoprinted cobalt double helices, time‐resolved X‐ray microscopy reveals harmonic domain wall dynamics. Simulations identify the mode and additional higher‐frequency resonances, revealing a rich dynamic landscape ...
Pamela Morales‐Fernández   +15 more
wiley   +1 more source

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