Sc2SiB2Ir5 — Properties & Data | MatWorld

Sc2SiB2Ir5

ceramic

· JVASP-23721· Sc2SiB2Ir5

Sc2SiB2Ir5 is an experimental intermetallic ceramic compound combining scandium, silicon, boron, and iridium—a high-density material class primarily of research interest rather than established commercial use. Materials in this compositional family are explored for extreme-environment applications where thermal stability, hardness, and resistance to oxidation are critical; the iridium content suggests potential for high-temperature structural or catalytic contexts. Limited field deployment data exists; this material represents the exploratory phase of ultra-refractory ceramic development.

high-temperature structural componentsaerospace propulsion researchrefractory coatingscatalytic substratesexperimental materials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	13.62	kg/m³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000874	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000959	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-24.20	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-25.61	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.8427	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.

Sc2SiB2Ir5

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental