Materials Science
难熔多主元合金
Refractory Multi-Principal Element AlloysRefractory multi-principal element alloys (RMPEAs) are a class of advanced materials composed of five or more elements in near-equimolar proportions, designed to exhibit superior mechanical properties at extreme temperatures. / 高温多主元合金是一类由五种或更多元素以近等摩尔比例组成的先进材料，旨在极端温度下表现出卓越的机械性能。
- Knowledge type
- 自然理论
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-10-08 08:02:59
Sub-knowledge points
Phase transition precipitatesSelf-adaptive strengthening mechanisms
Higher-order knowledge points
Ultra-high temperature structural applicationsAdditive manufacturing of refractory metals
Main parameters and performance indicators
Composition: Near-equimolar proportions of refractory elements (e.g., Nb, Ta, W)Processing: Additive manufacturing (3D printing)
Open problems
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Related literature
ranked by community starsSelf-adaptive phase transition precipitates enabled superior strength of additively manufactured (Nb15Ta10W75)98.5C1.5 refractory multi-principal element alloys at ultra-high temperaturesOpen source
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1 recordsRecord title: Refractory Multi-Principal Element Alloys.
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