AuTaO2S

semiconductor

· AuTaO2S

AuTaO₂S is a quaternary semiconductor compound containing gold, tantalum, oxygen, and sulfur elements, representing an emerging material in the semiconductor and optoelectronic research space. This compound is primarily investigated in laboratory and exploratory research settings for potential applications in photocatalysis, photoelectrochemistry, and next-generation optoelectronic devices, where the mixed-metal oxide-sulfide composition offers tunable band gap properties and enhanced charge carrier dynamics compared to binary or ternary alternatives.

photocatalytic water splittingphotoelectrochemical cellsoptoelectronic researchvisible-light photocatalystsadvanced semiconductor researchenvironmental remediation devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.300	eV	—
Magnetic Moment(μB)	-0.000169	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	0.4200	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.

AuTaO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control