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High-temperature interactions of refractory metal matrices with selected ceramic reinforcements
Interdiffusion and reactions occurring at high temperatures between refractory metals (Nb and Ta) and ceramic materials (SiC and A12O3) have been investigated. Diffusion couples were fabricated by depositing Nb a...
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Article
High-resolution auger electron spectroscopy of grain boundary phosphorus segregation in NiCrMoV and NiCr steels
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Article
A study of the chemical composition of grain boundaries and creep cavity surfaces in a Cu-Sb alloy
Chemical compositions of grain boundaries and creep cavity surfaces in Cu + 0.5 at. pct Sb have been measured quantitatively using Auger Electron Spectroscopy. The grain boundary enrichment ratio for antimony ...
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Article
Effect of Heat Treatment on Solute Concentration at Grain Boundaries in 7075 Aluminum Alloy
The effect of heat treatment on the relative amounts of magnesium, zinc, copper, iron and silicon in grain boundaries of aluminum 7075 alloy was investigated with Auger electron spectroscopy in a scanning Auge...
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Article
Atomistic Details of the Fracture Path in Temper-Embrittled Low Alloy Steels
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Article
The effect of fe additions on the embrittlement of Cu-Bi alloys
The effect of iron additions on the embrittlement of Cu-Bi alloys was studied by monitoring the ductility and grain boundary chemistry of embrittled specimens as a function of iron content. Mechanical properti...
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Article
Identification of atomic boron in steel by auger electron spectroscopy
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Article
Effect of microstructure on the temper embrittlement of Cr-Mo-V steels
The effect of transformation product on the temper embrittlement susceptibility of a Cr-Mo-V steel doped with P and Sn has been investigated at different strength levels. Results show that at low strength leve...
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Article
Role of Mn and Si in temper embrittlement of low alloy steels
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Article
Surface segregation and interaction of oxygen and nitrogen with zirconium in Nb-1% Zr alloy
Surface segregation and interaction of zirconium, oxygen and nitrogen were studied in a Nb-1 pct Zr alloy utilizing Auger electron spectroscopy. Segregation of oxygen to the surface occurs at temperatures as l...
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Article
Intergranular brittleness studies in Tungsten Using Auger Spectroscopy
The present investigation was aimed at understanding the problem of brittleness in powder metallurgy tungsten by utilizing Auger Electron Emission Spectroscopy as a tool for direct chemical analysis of fractur...