Na2CuSbS3

metal

· JVASP-26748· Na2CuSbS3

Na2CuSbS3 is a quaternary sulfide compound containing sodium, copper, and antimony—a material class of interest in solid-state chemistry and materials research rather than established industrial production. This compound belongs to the family of multinary sulfides being investigated for potential applications in photovoltaics, thermoelectrics, and other semiconductor devices, where mixed-metal chalcogenides offer tunable electronic properties. Research on such materials is driven by the need for earth-abundant alternatives to conventional semiconductors, though Na2CuSbS3 remains primarily in the experimental phase with limited commercial deployment.

photovoltaic absorber layers (research)thermoelectric materials (experimental)solid-state chemistrysemiconductor devicesearth-abundant semiconductor alternativesmaterials research and development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.476	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.376	eV	—
Seebeck Coefficient(S)	-185.3	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.7772	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.

Na2CuSbS3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control