THE SIGNIFICANCE OF METALLIC TRANSFER IN ORTHOPAEDIC SURGERY [PDF]
1. Experiments using radio-isotope techniques show that whenever an orthopaedic appliance is inserted into the body tiny fragments of the instruments used to handle it become detached and welded on to the surface of the buried metal. 2. There is evidence that these particles of non-passive tool-metal may cause a small but continuing dissolution of ...
F P, BOWDEN, J B, WILLIAMSON, P G, LAING
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Metal Transfer Behavior of Metal-Cored Arc Welding in Pure Argon Shielding Gas
The metal transfer behavior of gas metal arc welding in a pure argon shielding gas was evaluated through experiments using a standard solid wire and a metal-cored wire.
Ngoc Quang Trinh +7 more
doaj +1 more source
Analytical considerations of flow boiling heat transfer in metal-foam filled tubes [PDF]
Flow boiling in metal-foam filled tube was analytically investigated based on a modified microstructure model, an original boiling heat transfer model and fin analysis for metal foams.
Zhao, Changying +3 more
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Heat transfer enhancement for thermal energy storage using metal foams embedded within phase change materials (PCMs) [PDF]
In this paper the experimental investigation on the solid/liquid phase change (melting and solidification) processes have been carried out. Paraffin wax RT58 is used as phase change material (PCM), in which metal foams are embedded to enhance the heat ...
Zhao, Changying +5 more
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Transition Metal Substitution Effects on Metal-to-Polyoxometalate Charge Transfer [PDF]
A series of hetero-bimetallic transition metal-substituted polyoxometalates (TMSPs) were synthesized based on the Co(II)-centered ligand [Co(II)W11O39](10-). The eight complex series, [Co(II)(M(x)OHy)W11O39]((12-x-y)-) (M(x)OHy = V(IV)O, Cr(III)(OH2), Mn(II)(OH2), Fe(III)(OH2), Co(II)(OH2), Ni(II)(OH2), Cu(II)(OH2), Zn(II)(OH2)), of which six are ...
Glass, Elliot +6 more
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Conjugate heat transfer between liquid metal and solid is a common phenomenon in a liquid-metal-cooled fast reactor's fuel assembly and heat exchanger, dramatically affecting the reactor’s safety and economy.
Xian-Wen Li +4 more
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Microstructural Analysis of Friction Stir Butt Welded Al-Mg-Sc-Zr Alloy Heavy Gauge Sheets
Friction stir welding (FSW) on a heavy gauge sheet of a hereditary fine-grained Al-Mg-Sc-Zr alloy was carried out to study the specifics of plasticized metal flow and microstructural evolution in different sections and zones of the joint.
Tatiana Kalashnikova +5 more
doaj +1 more source
Characterisation of the cold metal transfer (CMT) process and its application for low dilution cladding [PDF]
The process characteristics of the synergic cold metal transfer (CMT) process have been examined for welding aluminium alloy. Utilising a simple backlighting system and through the arc monitoring the droplet transfer modes were identified.
Pickin, Craig Graeme +5 more
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A numerical investigation of heat transfer in phase change materials (PCMs) embedded in porous metals [PDF]
The effects of metal foams on heat transfer enhancement in Phase Change Materials (PCMs) are investigated. The numerical investigation is based on the two-equation non-equilibrium heat transfer model, in which the coupled heat conduction and natural ...
Zhao, Changying +5 more
core +1 more source
Mantle-to-crust metal transfer by nanomelts
The transfer of chalcophile metals across the continental lithosphere has been traditionally modeled based on their chemical equilibrium partitioning in sulfide liquids and silicate magmas.
Erwin Schettino +8 more
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