HfI3 — Properties & Data | MatWorld

HfI3

ceramic

· JVASP-32741· HfI3

Hafnium triiodide (HfI3) is an inorganic ceramic compound belonging to the metal halide family, composed of hafnium and iodine. This material is primarily of research and experimental interest rather than established industrial production, studied for potential applications in optics, solid-state chemistry, and advanced materials development. HfI3 represents the broader class of transition metal iodides that exhibit interesting electronic and structural properties, though practical engineering applications remain limited compared to more mature ceramic systems.

experimental opticssolid-state researchhalide material scienceadvanced ceramics developmentmaterials characterization studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	6.214	kg/m³	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	0.00171	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00171	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-57.03	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-67.36	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)	-0.8850	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.

HfI3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental