4 Result(s)
within
R. A. Overfelt
Characterization and Evaluation of Materials
Crystallography and Scattering Methods
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Article
Influence of directional solidification variables on the cellular and primary dendrite arm spacings of PWA1484
A series of directional solidification experiments have been performed to elucidate the effects of thermal gradient G and growth velocity V on the solidification behavior and microstructural development of the mu...
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Article
Numerical modeling and experimental verification of mold filling and evolved gas pressure in lost foam casting process
A simple mathematical model is developed to describe a lost foam casting process. Different aspects of the process, such as liquid metal flow, transient heat transfer, foam degradation and gas elimination were...
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Article
Electrical and thermal conductivity of A319 and A356 aluminum alloys
A rotational contactless inductive measurement technique has been used to measure the electrical resistivity of A319 and A356 aluminum alloys at both solid and liquid states. The method is based on the phenome...
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Article
Electrical conductivity measurements in liquid metals by rotational technique
The rotational contactless inductive measurement technique has been developed to measure the electrical conductivity of liquid metals. This method is based on the phenomena when a conductor material rotates in...
