Hf2IrRu — Properties & Data | MatWorld

Hf2IrRu

ceramic

· JVASP-39238· Hf2IrRu

Hf2IrRu is a refractory intermetallic compound combining hafnium, iridium, and ruthenium—three elements known for exceptional high-temperature stability and corrosion resistance. This material represents an experimental research composition in the ultra-high-temperature ceramic family, developed to explore advanced intermetallic systems for extreme environments where conventional superalloys and refractories reach their limits. The combination of heavy refractory metals suggests potential applications in aerospace propulsion, hypersonic vehicles, or advanced reactor systems, though this specific ternary composition remains primarily in the research phase with limited commercial deployment.

high-temperature structural applicationsaerospace propulsion systemsrefractory coatings researchextreme environment testingadvanced intermetallic developmenthypersonic thermal protection

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.5654	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00682	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00685	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-34.29	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-34.52	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.03910	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.8750	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

Hf2IrRu

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental