Er4 Te2 O4

semiconductor

· Er4 Te2 O4

Er₄Te₂O₄ is a ternary oxide semiconductor compound containing erbium, tellurium, and oxygen, likely of academic or early-stage research interest rather than established commercial production. This material belongs to the family of rare-earth tellurium oxides, which are investigated for potential applications in optoelectronics, photonics, and solid-state device development where the combination of rare-earth and chalcogenide elements offers tunable bandgap and optical properties. Engineers would consider this material primarily in research contexts exploring next-generation semiconductor platforms, though its practical adoption remains limited compared to more mature alternatives like erbium-doped oxides or conventional telluride compounds.

research semiconductorsrare-earth optoelectronicsphotonic materials developmentexperimental solid-state devicestellurium oxide compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.1692	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-3.095	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.

Er4 Te2 O4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control