Er2Te3

semiconductor

· Er2Te3

Er₂Te₃ is a ternary semiconductor compound composed of erbium and tellurium, belonging to the rare-earth telluride family of materials. This is primarily a research-stage compound studied for its electronic and thermal properties, rather than a mainstream commercial material; it represents the broader class of rare-earth chalcogenides being investigated for thermoelectric conversion, infrared optics, and solid-state device applications where the rare-earth dopant can provide unique optical and electronic tunability.

thermoelectric generatorsinfrared detectors and opticsresearch semiconductorsrare-earth photonic devicesthermal energy harvesting

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2547	lb/in³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.9000	eV	—
↳	0.5870	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-176.7	µV/K	—

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	—
Formation Energy(ΔHf)	-1.428	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.

Er2Te3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control