中国P站

Abstract

This compilation of research explores advancements in the powder metallurgy of refractory metals, focusing on techniques to overcome challenges related to high melting points and reactivity. Topics include additive manufacturing for complex geometries, optimization of mechanical properties and microstructures through sintering, development of advanced composites, and novel sintering methods like spark plasma sintering. Investigations also cover specific materials like rhenium and tantalum, alongside post- processing techniques such as hot isostatic pressing. The research extends to tribological properties of coatings and the synthesis of refractory metal nanoparticles for catalytic applications. Understanding powder characteristics is highlighted as crucial for process optimization.