NbCu3S4 — Properties & Data | MatWorld

NbCu3S4

metal

· NbCu3S4

NbCu3S4 is an intermetallic sulfide compound combining niobium and copper in a ternary system, representing an experimental material primarily of interest in materials research rather than established industrial production. This compound belongs to the family of transition metal sulfides and chalcogenides, which are investigated for electronic, catalytic, and energy storage applications. The material's potential lies in electrochemistry and solid-state chemistry, where mixed-metal sulfides are explored for catalytic performance in hydrogen evolution reactions, energy conversion, and advanced battery or supercapacitor systems, though it remains in the early research phase with limited commercial deployment.

experimental catalytic materialshydrogen evolution electrodesenergy storage researchthermoelectric compoundssolid-state chemistry researchadvanced battery electrodes

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Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	5,752.8	ksi	DFT
↳	6,037.9	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2500	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	3,631.9	ksi	DFT
↳	3,953.7	ksi	DFT · OptB88vdW

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
Density(ρ)	0.1478	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.640	eV	DFT · OptB88vdW
↳	1.568	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)3 entries	6.847	-	DFT · OptB88vdW
↳	6.730	-	DFT · PBE
↳	7.017 range 6.886–7.149median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	8.030	-	DFT · OptB88vdW
↳	7.996	-	DFT · TBmBJ
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Electron Effective Mass(m*e)	1.120	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.240	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.1360	C/m²	DFT · OptB88vdW
↳	0.00199	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.00193	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00206	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-294.5	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	306.1	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	31.36	%	DFT · TBmBJ

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)	-0.6346	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

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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.

NbCu3S4

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