On the brittle-to-ductile transition of the as-cast TiVNbTa refractory high-entropy alloy

The fracture properties of as-cast TiVNbTa, a refractory high-entropy alloy (RHEA), were investigated using four-point bending tests from -139°C to 20°C under a strain-rate of 10−3 s−1. From those tests and fractography, the conditional fracture toughness values and the brittle-to-ductile transition...

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Bibliographic Details
Main Authors: Scales, RJ, Armstrong, DEJ, Wilkinson, AJ, Li, B-S
Format: Journal article
Language:English
Published: Elsevier 2020