Cu2SnPbSe4

metal

· JVASP-155392· Cu2SnPbSe4

Cu2SnPbSe4 is a quaternary chalcogenide compound—a dense metallic selenide combining copper, tin, lead, and selenium. This is a research-phase material studied primarily for thermoelectric and optoelectronic applications, where the combination of heavy elements and mixed-valence chemistry can enable unusual transport properties. The material belongs to a family of complex sulfides and selenides being investigated as alternatives to conventional thermoelectrics for waste-heat recovery and as potential absorbers in photovoltaic or infrared-sensitive devices.

thermoelectric power generationwaste-heat recoveryinfrared detectorsphotovoltaic absorbersresearch compoundssolid-state electronics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	3,798.5	ksi	—
Shear Modulus(G)	-3,496.9	ksi	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2222	lb/in³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.6720	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.1038	eV/atom	—
Formation Energy(ΔHf)	-0.2787	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.

Cu2SnPbSe4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control