La3CuSnS7

metal

· JVASP-98038· La3CuSnS7

La3CuSnS7 is an experimental ternary sulfide compound combining lanthanum, copper, and tin in a sulfide matrix, representing a mixed-metal chalcogenide research material. This compound belongs to the family of multinary sulfides being investigated for semiconductor and photovoltaic applications, where the combination of rare earth (lanthanum) and transition metal (copper) elements in a sulfide host offers potential for tunable electronic and optical properties. Such materials are of research interest for next-generation energy conversion devices, though La3CuSnS7 remains largely in the developmental stage without established commercial applications.

photovoltaic researchsemiconductor thin filmschalcogenide absorber materialsrare earth compound studiesoptoelectronic device developmentmaterials discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.858	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.685	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-1.715	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.

La3CuSnS7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control