Hf5Te4 — Properties & Data | MatWorld

Hf5Te4

Name: Hf5Te4
Brand: MatWorld

ceramic

· Hf5Te4

Hf5Te4 is a hafnium telluride ceramic compound belonging to the refractory metal chalcogenide family, which are materials combining early transition metals with chalcogens (sulfur, selenium, tellurium). This is primarily a research and development material rather than a commercialized engineering ceramic; hafnium tellurides are investigated for their potential in high-temperature applications, thermoelectric devices, and advanced electronic applications due to the thermal stability and electronic properties characteristic of hafnium-based compounds. Engineers and researchers consider Hf5Te4 when exploring alternatives to conventional ceramics for extreme-environment applications or when optimizing thermoelectric performance in specialized systems.

thermoelectric deviceshigh-temperature ceramicsresearch & developmentrefractory applicationselectronic materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	80.47	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	39.16	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	10.68	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
↳	0.000	eV	Measured
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000334	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000316	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	4.560	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	3.527	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.01040	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.6222	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.

Hf5Te4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental