Ta2 Sn2 S4

semiconductor

· Ta2 Sn2 S4

Ta₂Sn₂S₄ is a layered transition metal chalcogenide semiconductor composed of tantalum, tin, and sulfur. This is a research-stage material being investigated for its potential in optoelectronic and energy-storage applications, where its layered crystal structure and tunable electronic properties are of interest compared to conventional semiconductors.

photovoltaic researchphotodetectorsbattery electrodes2D material studiesthermoelectric devicescatalysis research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000600	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.9440	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.

Ta2 Sn2 S4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control