Pb2 S2

semiconductor

· Pb2 S2

Pb₂S₂ is a lead sulfide semiconductor compound that exists in a layered crystal structure, representing a member of the metal chalcogenide family. This material is primarily of research interest for optoelectronic and photovoltaic applications, where its narrow bandgap and layered structure make it potentially useful for infrared detection, solar energy conversion, and advanced electronic devices. While not yet widely commercialized compared to traditional semiconductors like silicon or gallium arsenide, Pb₂S₂ and related lead chalcogenides attract attention in materials science for their tunable electronic properties and potential in next-generation thin-film technologies.

infrared detectorsphotovoltaic researchoptoelectronic devicesthin-film semiconductorsmaterials science researchsolar cell development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	8,073.8	ksi	—
Shear Modulus(G)	4,008.8	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.2782	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5750	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.

Pb2 S2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control