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Browsing by Subject "Silicon carbide"

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Experimental investigation on the influence of laser power and scan speed on track geometry in direct laser cladding of al – carbides powder composites on steel substrate

Author: Elkoussy, A ; Youssef, AF ; Pityana, Sisa L ; Taha, MA Date: 2019 Coating steel surfaces with hard ceramic particles in Aluminum has a great influence to improve mechanical properties and wear resistance. This research investigated direct laser deposition, where no binder is used, of pure Aluminum and its ... Read more
Femtosecond laser induced breakdown spectroscopy of silver within surrogate high temperature gas reactor fuel coated particles

Author: Roberts, DE ; Du Plessis, A ; Steyn, J ; Botha, LR ; Strydom, CA ; Van Rooyen, IJ Date: Nov 2010 The detection of metallic silver on Chemical Vapour Deposited (CVD) grown silicon carbide and in Pebble Bed Modular Reactor (PBMR) supplied tri-structural isotropic (TRISO) coated particles (with 500 µm diameter zirconium oxide surrogate ... Read more
Laser alloying of Al with mixed Ni, Ti and SiC powders

Author: Mabhali, Luyolo AB ; Pityana, Sisa L ; Sacks, N Date: Nov 2010 Laser alloying of aluminium AA1200 was performed with a 4.4kW Rofin Sinar Nd:YAG laser to improve the surface hardness. Alloying was carried out by depositing Ni, Ti and SiC powders of different weight ratios on the aluminium substrate. The ... Read more

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Browsing by Subject "Silicon carbide"

Browsing by Subject "Silicon carbide"

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