P4 Pb4 S12

semiconductor

· P4 Pb4 S12

P4 Pb4 S12 is a mixed-valence lead sulfide compound belonging to the family of chalcogenide semiconductors, where lead and sulfur atoms form a layered or cluster-based crystalline structure. This is a research-phase material of interest in solid-state chemistry and materials science, studied primarily for its electronic and photonic properties rather than established industrial production. The compound represents ongoing exploration into lead chalcogenides for potential applications in thermoelectrics, optoelectronics, and quantum materials research, where unusual band structures and charge-transfer mechanisms offer alternatives to conventional semiconductors.

thermoelectric devices (research)optoelectronic semiconductors (emerging)quantum materials researchphotovoltaic absorbers (experimental)solid-state physics studiescharge-transfer materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.248	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4950	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.

P4 Pb4 S12

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control