IrF4 — Properties & Data | MatWorld

IrF4

ceramic

· JVASP-21948· IrF4

Iridium tetrafluoride (IrF₄) is a ceramic compound combining the refractory metal iridium with fluorine, forming an ionic ceramic material. While not widely commercialized, IrF₄ belongs to the metal fluoride ceramic family that is primarily of research and development interest for extreme-environment applications where chemical inertness, thermal stability, and resistance to corrosive fluorine-containing atmospheres are critical.

high-temperature fluorine environmentscorrosion-resistant coatingsnuclear fuel processingresearch compoundselectrochemical cellsmaterials science development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	54.10	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	24.16	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	6.979	kg/m³	DFT · OptB88vdW

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Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	67.04	-	DFT · OptB88vdW
Piezoelectric Modulus(eij)	1.502	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00144	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00142	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	108	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	106.9	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)	0.00130	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.432	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.

IrF4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental