Cu3SbS4

semiconductor

· Cu3SbS4

Cu3SbS4 is a quaternary semiconductor compound composed of copper, antimony, and sulfur, belonging to the class of sulfide-based semiconductors with potential for optoelectronic and thermoelectric applications. This material exists primarily in research and development contexts, where it is investigated as a candidate for photovoltaic absorber layers, thin-film solar cells, and thermoelectric devices due to its tunable bandgap and earth-abundant elemental composition. Engineers consider Cu3SbS4 as a promising alternative to lead-based perovskites and other toxic semiconductor systems, particularly for cost-effective, scalable energy conversion technologies in emerging markets.

thin-film photovoltaicssolar cell absorbersthermoelectric devicesoptoelectronic sensorsresearch-stage semiconductorearth-abundant energy materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	68.93	GPa	—
Poisson's Ratio(ν)	0.3400	-	—
Shear Modulus(G)	24.74	GPa	—

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

Property	Value	Unit	Conditions	Source
Density(ρ)	4.563	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.7500	eV	—
↳	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	47.82	µV/K	—

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00500	eV/atom	—
Formation Energy(ΔHf)	-0.2852	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.

Cu3SbS4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control