Ba2 Ta2 S6

semiconductor

· Ba2 Ta2 S6

Ba₂Ta₂S₆ is a layered metal sulfide semiconductor compound belonging to the class of transition metal chalcogenides, characterized by barium and tantalum cations with sulfide anions. This is a research-stage material currently explored in the scientific literature for its potential as a semiconductor in optoelectronic and photocatalytic applications, leveraging the wide bandgap and layered crystal structure typical of metal sulfide semiconductors. The material represents a less-explored member of the metal sulfide family with potential advantages for photocatalysis, photodetection, or energy conversion where the specific combination of barium and tantalum chemistry may offer unique band alignment or charge carrier properties.

photocatalytic applicationsphotodetectorsoptoelectronics (research stage)energy conversion devicessemiconductor researchtwo-dimensional material systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	8,239.7	ksi	—
Shear Modulus(G)	3,386.2	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01370	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.651	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.

Ba2 Ta2 S6

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control