5 Result(s)
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Article
Thermodynamic and phase analysis of SiC-nano/microB4C-C composites produced by pressureless sintering method
In this research, thermodynamic and phase analysis of SiC-Nano/microB4C composites with different weight percentages of secondary phase including 0, 0.5, 1, and 2 wt% -nano /microB4C made by pressureless sinterin...
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Article
Effect of heat-treatment temperature on mechanical properties and microstructure of alumina–SiC nanocomposite
In this investigation, 90 vol. % alumina and 10 vol. % silicon carbide nanopowders were combined. Initial samples were fabricated by the hot press method under 20-MPa pressure of 1650 °C. Then, the nanocomposi...
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Article
Microstructure and Properties of DCP-Derived W-ZrC Composite Using Nontoxic Sodium Alginate to Fabricate WC Preform
In the present work, tungsten carbide (WC) preforms were fabricated by gel-casting process, using different nontoxic Na-alginate to tertiary calcium phosphate ratios and different loadings of WC powder in the ...
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Article
Open AccessDetermination of fracture toughness using the area of micro-crack tracks left in brittle materials by Vickers indentation test
In this article, a new method has been presented for the estimation of fracture toughness in brittle materials, which enjoys improved accuracy and reduced costs associated with fracture toughness testing proce...
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Article
Preparation of titanium diboride powders from titanium alkoxide and boron carbide powder
Titanium diboride powders were prepared through a sol-gel and boron carbide reduction route by using TTIP and B4C as titanium and boron sources. The influence of TTIP concentration, reaction temperature and molar...
