Al2 Sr1 Te4

semiconductor

· Al2 Sr1 Te4

Al₂Sr₁Te₄ is a ternary semiconductor compound combining aluminum, strontium, and tellurium elements. This material belongs to the family of mixed-metal tellurides and is primarily of research and developmental interest rather than established in high-volume production. The compound is investigated for potential optoelectronic and thermoelectric applications where its band gap and thermal properties may offer advantages in niche device designs, though it remains less common than binary semiconductors (like CdTe) or more conventional III-V compounds in industrial practice.

experimental optoelectronicsthermoelectric researchternary semiconductor developmentinfrared detector prototypingmaterials science researchwide-bandgap semiconductor exploration

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	28.44	GPa	—
Shear Modulus(G)	17.87	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.782	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.8970	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.

Al2 Sr1 Te4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control