RbSm2CuS4

metal

· JVASP-10710· RbSm2CuS4

RbSm2CuS4 is a ternary sulfide compound combining rubidium, samarium, and copper in a layered crystal structure. This material is primarily of research interest rather than established in commercial production, belonging to the broader family of rare-earth transition metal chalcogenides being investigated for their electronic and optical properties. Such compounds are explored for potential applications in solid-state electronics, photovoltaic devices, and thermoelectric systems where layered sulfide architectures may enable tunable band gaps and enhanced charge transport.

thermoelectric materials researchphotovoltaic device developmentsolid-state electronicsrare-earth compound synthesischalcogenide semiconductor researchfunctional materials discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1775	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.9940	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	6.980	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	1.593	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.813	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00148	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00116	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-178	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	290.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.786	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

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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.

RbSm2CuS4 — Properties & Data | MatWorld

RbSm2CuS4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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