Sb2 Te2 I2

semiconductor

· Sb2 Te2 I2

Sb₂Te₂I₂ is a mixed halide-chalcogenide semiconductor compound combining antimony telluride with iodine, representing an emerging class of materials in solid-state physics research. This composition belongs to the family of layered semiconductors and topological materials, with potential applications in thermoelectric energy conversion and advanced optoelectronic devices where the bandgap and carrier properties can be tuned through halide incorporation. The material is primarily investigated in academic and early-stage development contexts rather than established high-volume manufacturing, with interest driven by its potential for improved performance in phase-change memory, thermal management, or next-generation photovoltaic applications compared to binary telluride systems.

thermoelectric devicesphase-change memory materialsoptoelectronic researchsolid-state coolingtopological semiconductor researchthermal energy harvesting

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	20.31	GPa	—
Shear Modulus(G)	9.167	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.8908	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2390	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.

Sb2 Te2 I2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control