PrAs2

PrAs₂ is an intermetallic ceramic compound combining praseodymium (a rare-earth element) with arsenic in a 1:2 stoichiometry. This material belongs to the family of rare-earth pnictide ceramics, which are primarily of research and specialized industrial interest rather than commodity applications. PrAs₂ is investigated for potential use in high-temperature structural applications, semiconductor research, and specialized electronic/photonic devices where rare-earth compounds offer unique electronic or thermal properties; however, it remains largely a laboratory compound without widespread commercial adoption, and toxicity concerns associated with arsenic limit its practical deployment compared to alternative rare-earth ceramics.