IrBr3 — Properties & Data | MatWorld

IrBr3

ceramic

· IrBr3

IrBr3 is an iridium tribromide ceramic compound belonging to the halide perovskite family, characterized by layered crystal structure with potential for exfoliation into two-dimensional sheets. This material is primarily of research interest rather than established in industrial production, with potential applications in advanced optoelectronics, catalysis, and solid-state physics where the combination of high atomic mass (iridium) and halide bonding offers unique electronic and photonic properties. Engineers considering this material should recognize it as an emerging compound suitable for prototype development and fundamental studies, rather than a mature engineering material for production-scale applications.

2D materials researchOptoelectronic devicesCatalytic applicationsSolid-state physicsHalide perovskite studiesLayered crystal materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	29.61	GPa	DFT · OptB88vdW
Exfoliation Energy(Eexf)	81.29	meV/atom	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2900	-	DFT · OptB88vdW
Shear Modulus(G)	15.13	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	6.704	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.423	eV	DFT · OptB88vdW
↳	1.704	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)2 entries	7.447	-	DFT · OptB88vdW
↳	5.500	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	7.170	-	DFT · OptB88vdW
↳	6.581	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Electron Effective Mass(m*e)	1.903	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.923	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00132	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00112	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-362.1	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	372.1	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	29.12	%	DFT · TBmBJ

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)	-0.2952	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.

IrBr3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental