Er2 Ag2 Te4 — Properties & Data | MatWorld

Er2 Ag2 Te4

semiconductor

· Er2 Ag2 Te4

Er₂Ag₂Te₄ is a ternary semiconductor compound combining erbium, silver, and tellurium elements, representing an emerging material in the broader family of chalcogenide semiconductors. This compound is primarily of research and development interest, investigated for potential thermoelectric and optoelectronic applications where the combination of rare-earth (erbium) and post-transition metal (silver) elements with a chalcogen (tellurium) offers tunable electronic and thermal transport properties distinct from binary or simpler ternary alternatives.

thermoelectric devices (research stage)infrared optoelectronicssolid-state energy conversionadvanced semiconductor researchrare-earth telluride compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	46.28	GPa	DFT · OptB88vdW
Shear Modulus(G)	24.15	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.8973	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.9110	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

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.

Er2 Ag2 Te4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control