RuMnN3

RuMnN3 is an experimental interstitial nitride compound combining ruthenium, manganese, and nitrogen, representing an emerging class of high-entropy or complex metal nitrides under materials research investigation. This material family is being studied for potential applications in hard coatings, catalysis, and high-temperature structural applications where conventional transition metal nitrides reach performance limits. The incorporation of ruthenium—a refractory precious metal—suggests interest in enhanced hardness, corrosion resistance, or catalytic activity, though RuMnN3 itself remains largely in the research phase and is not yet established in mainstream industrial production.