RbCu3S2 — Properties & Data | MatWorld

RbCu3S2

metal

· RbCu3S2

RbCu₃S₂ is an intermetallic compound composed of rubidium, copper, and sulfur, belonging to the family of ternary metal sulfides. This material is primarily of research interest rather than established industrial use, with potential applications in solid-state chemistry and materials science exploring novel electronic or ionic transport properties. The compound's relevance lies in fundamental studies of mixed-metal sulfide systems, where such materials are investigated for emerging technologies including superionic conductors, thermoelectrics, or photovoltaic absorbers, though practical engineering applications remain largely developmental.

experimental solid-state researchionic conductor developmentthermoelectric materials explorationphotovoltaic absorber layersternary sulfide systemslaboratory synthesis and characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	6,797.9	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3200	-	DFT · OptB88vdW
Shear Modulus(G)	3,225.6	ksi	DFT · OptB88vdW

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Property	Value	Unit	Conditions	Source
Density(ρ)	0.1794	lb/in³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.5910	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	15.36 range 10.12–20.60median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)	8.732	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000496	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00184	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-87.86	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	269	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)	0.00280	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.5415	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

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.

RbCu3S2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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