Ta2 Pb2 S4

semiconductor

· Ta2 Pb2 S4

Ta₂Pb₂S₄ is a mixed-metal chalcogenide semiconductor compound combining tantalum, lead, and sulfur in a layered crystal structure. This is a research-phase material with potential in optoelectronic and thermoelectric applications, belonging to the broader family of transition-metal dichalcogenides and lead-based semiconductors that show promise for photovoltaics and solid-state energy conversion when bulk properties align with device requirements.

optoelectronic researchthermoelectric devices (experimental)photovoltaic absorbers (emerging)solid-state electronics developmentmaterials physics characterizationnext-generation semiconductors

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00280	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.9570	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 Pb2 S4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control