Results 11 to 20 of about 165,045 (291)

Characterization and Morphology of Copper Powder Particles as a Function of Different Electrolytic Regimes

open access: yesInternational Journal of Electrochemical Science, 2010
The effect different deposition regimes (constant and reversing currents), on the powdered copper electrodeposits morphology were investigated. The results obtained in constant regimes were compared with those obtained in reversing regimes.
M.G. Pavlović   +4 more
doaj   +3 more sources

The effect of the particle shape and structure on the flowability of electrolytic copper powder. II. The experimental verification of the model of the representative powder particle [PDF]

open access: yesJournal of the Serbian Chemical Society, 2003
An analysis of the effects of the shape, surface structure and size distribution of particles on the flowability of the copper powder was performed. It is shown that the most important property of the particles of a powder, regarding the flowability of ...
MILUTIN C. OBRADOVIC   +7 more
doaj   +3 more sources

Synthesis of flower-like MnO2 nanostructure with freshly prepared Cu particles and electrochemical performance in supercapacitors

open access: yesPLoS ONE, 2022
Four types of flowerlike manganese dioxide in nano scale was synthesized via a liquid phase method in KMnO4-H2SO4 solution and Cu particles, wherein the effect of Cu particles was investigated in detail.
Lingling Shen   +7 more
doaj   +2 more sources

Electrochemical Method of Copper Powder Synthesis on Rotating Electrode in the Presence of Surfactants [PDF]

open access: yesArchives of Metallurgy and Materials, 2023
This paper presents a method of synthesizing copper powders by electrochemical method with the use of a rotating working electrode. The influence of the rotation speed of the working electrode, the current density, the concentration of copper ions, and ...
K. Wojtaszek   +8 more
doaj   +1 more source

Preparation and properties of carbon nanotubes electroless copper plating composite paste

open access: yesXi'an Gongcheng Daxue xuebao, 2021
In order to improve the interfacial wettability of carbon nanotubes (CNTs) and Cu matrix, and to improve the dispersity and binding force between CNTs and Cu matrix, the copper composite paste with excellent electrical conductivity was prepared ...
Yufan WANG   +7 more
doaj   +1 more source

Modeling the Temperature Fields of Copper Powder Melting in the Process of Selective Laser Melting [PDF]

open access: yes, 2002
Various process variables influence on the quality of the end product when SLM (Selective Laser Melting) synthesizing items of powder materials. The authors of the paper suggest using the model of distributing the temperature fields when forming single ...
Saprykin, Aleksandr Aleksandrovich   +2 more
core   +2 more sources

Effect of Cu content on properties of Cu/Zn+15%SAC0307+xCu/Al joint by ultrasonic excitation at low temperature

open access: yesJournal of Advanced Joining Processes, 2021
The ultrasonic-assisted soldering joint of Cu/Al with different contents of copper particles added to solder powder at low temperature was studied. In this study, 15%SAC0307 solder powder with a diameter of 500 nm, different amounts copper particles with
Qianzhu Xu   +8 more
doaj   +1 more source

High resolution powder blast micromachining [PDF]

open access: yes, 2000
Powder blasting, or Abrasive Jet Machining (AJM), is a technique in which a particle jet is directed towards a target for mechanical material removal. It is a fast, cheap and accurate directional etch technique for brittle materials like glass, silicon ...
Berenschot, J.W.   +3 more
core   +3 more sources

Thermoelectric measurements of energy deposition during shock-wave consolidation of metal powders of several sizes [PDF]

open access: yes, 1993
The degree of shock energy localization within individual particles and between neighboring particles of different size was explored during shock-wave consolidation of spherical metal powders.
Mutz, Andrew H., Vreeland, Thad, Jr.
core   +1 more source

ELECTRODEPOSITION OF COPPER POWDER FROM MIXTURE SULPHATE –CHLORIDE ACIDIC SOLUTION

open access: yesIraqi Journal for Mechanical and Materials Engineering, 2018
This paper studies the preparation of Copper powder from Copper Sulphate aqueous solution(CuSO4.5H2O), sulfuric acid (H2SO4) and copper chloride (CuCl2.2H2O)by using the process of electro-deposition.
Sundus A Jasim
doaj   +1 more source

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