Results 1 to 10 of about 137,375 (214)

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

open access: diamondJournal of the Serbian Chemical Society, 2003
An analysis of the effects of the shape, surface structure and size distribution of particles on the flow ability of the copper powder was performed. It is shown that the most important property of the particles of a powder, regarding the flow ability of
Popov Konstantin I.   +5 more
doaj   +9 more sources

Physical modeling of representative particles of electrodeposited copper powders [PDF]

open access: yesJournal of the Serbian Chemical Society, 2006
A method for the estimation of the size of the representative particle of a copper powder is given. Cross sections of representative particles of flowing and non-flowing powders estimated by this procedure are also presented.
Popov Konstantin I.   +3 more
doaj   +1 more source

The effect of the particle shape and structure on the flowability of electrolytic copper powder I: Modeling of a representative powder particle [PDF]

open access: yesJournal of the Serbian Chemical Society, 2003
One of the most important properties of copper powder is its flow ability which depends on the shape and the structure of the powder particles. A procedure for the determination of a representative powder particle permitting the free flow of copper ...
Popov Konstantin I.   +5 more
doaj   +1 more source

Experimental Investigation of Laser Metal Deposition of Functionally Graded Copper and Steel [PDF]

open access: yes, 2004
Laser metal deposition is an emerging technology for producing fully dense metallic parts. This process shows a promising future for the deposition of functionally graded steel - copper alloys.
Kadekar, Vinay   +2 more
core   +2 more sources

Development of an etching paste [PDF]

open access: yes, 2008
The recovery of erased identification marks is a problem for the forensic scientist, particularly with respect to vehicles and firearms. The widely accepted procedure for steel imprints is to use Fry's reagent.
Matthew, Jennifer, Wightman, Graham
core   +3 more sources

Pengontrolan Kecepatan Aliran Vortex Berbasis Arduino Sebagai Metoda Pemisah Campuran Serbuk Tembaga dan Aluminium

open access: yesMetal: Jurnal Sistem Mekanik dan Termal, 2019
Several methods have been developed to separate gold from alluvial using the principle of density. Density is used as a basic concept in material separation. One of the supporting methods that can be used to utilize the vortex flow as a separation medium.
Fico Trianda Ravelli, Firman Ridwan
doaj   +1 more source

Practical Issues in the Application of Direct Metal Laser Sintering [PDF]

open access: yes, 2006
Direct Metal Laser Sintering (DMLS) was introduced to meet the objective of producing metal parts directly from CAD data. CRDM has accumulated six years of experience in applying this technique, mostly to prototyping parts for evaluation.
Bennett, G., Jacobson, D. M.
core   +1 more source

Experimental investigation on synthesis, characterization, stability, thermo-physical properties and rheological behavior of MWCNTs-kapok seed oil based nanofluid [PDF]

open access: yes, 2019
Several researchers devoted their efforts for the thermal conductivity enhancement of Carbon Nanotubes (CNTs) based nanofluids as CNTs have excellent thermal properties.
Guardo Zabaleta, Alfredo de Jesús   +4 more
core   +2 more sources

A one-step Cu/ZnO Quasi-Homogeneous Catalyst for DME Production from Syn-gas [PDF]

open access: yes, 2016
Colloidal Cu/ZnO nanoparticles combine with γ-Al2O3 to form promising hybrid catalysts for the direct synthesis of dimethyl ether (DME) in liquid phase, showing high activity, selectivity and stability.
Garcia Trenco, A   +3 more
core   +1 more source

An Experimental 11.5 T Nb3Sn LHC Type of Dipole Magnet [PDF]

open access: yes, 1993
As part of the magnet development program for the LHC an experimental 1 m long 11.5 T single aperture Nb3Sn dipole magnet has been designed and is now under construction. The design is focused on full utilisation of the high current density in the powder
Dubbeldam, R.   +4 more
core   +3 more sources

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