KBIr2 — Properties & Data | MatWorld

KBIr2

ceramic

· JVASP-51277· KBIr2

KBIr₂ is a ceramic compound combining potassium with iridium, belonging to the family of intermetallic and refractory ceramics. This material is primarily of research and specialized industrial interest, valued for applications requiring high-temperature stability, corrosion resistance, and the exceptional properties of iridium-containing compounds. Engineers consider KBIr₂ in demanding environments where refractory performance and chemical inertness are critical, though its use remains limited to niche applications compared to more conventional ceramics due to material cost and processing complexity.

high-temperature refractoriescatalytic substratescorrosion-resistant coatingsaerospace thermal protectionlaboratory and research equipmentspecialty electrodes

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	12.23	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000603	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000611	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-9.950	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-10.04	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)	1.604	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	1.575	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.

KBIr2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental