Th2 As2 S2

semiconductor
· Th2 As2 S2

Th₂As₂S₂ is a ternary semiconductor compound containing thorium, arsenic, and sulfur, belonging to the class of mixed-valence chalcogenides with potential applications in solid-state electronics and materials research. This is primarily a research-phase material studied for its electronic and optical properties rather than an established industrial semiconductor; the thorium-arsenic-sulfur system is of academic interest for understanding phase relationships and semiconductor behavior in rare-earth-bearing compounds. While not widely deployed commercially, materials in this composition family are investigated for potential applications in radiation-hard electronics, specialized optoelectronics, and fundamental condensed-matter physics.

Experimental semiconductor researchRadiation-resistant devicesSolid-state physics studiesOptical/electronic property investigationPhase diagram studiesAdvanced materials characterization

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Band Gap(Eg)
—
eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
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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.