FeTeAs

metal

· JVASP-62988· FeTeAs

FeTeAs is an iron-tellurium-arsenic intermetallic compound belonging to the metal chalcogenide family. This is a research-phase material primarily investigated for thermoelectric and semiconductor applications rather than structural engineering. The compound is notable for its potential in solid-state energy conversion and electronic devices, though it remains largely experimental with limited commercial deployment compared to established alternatives like bismuth telluride or lead telluride thermoelectrics.

thermoelectric devicessolid-state cooling/power generationsemiconductor researchmaterials researchexperimental phase materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	7.781	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)	0.6100	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-275.7	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.2522	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

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.

FeTeAs

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control