NbS3 — Properties & Data | MatWorld

NbS3

metal

· NbS3

NbS3 is a transition metal trichalcogenide compound combining niobium with sulfur in a 1:3 stoichiometric ratio. This material is primarily of scientific and research interest rather than established industrial production, studied for its layered crystal structure and potential electronic properties. Interest in NbS3 stems from the broader metal dichalcogenide and trichalcogenide family's applications in electronics and energy conversion, though this compound remains largely in the exploratory phase for practical engineering applications.

experimental semiconductors2D materials researchcharge density wave phenomenathin-film electronicsenergy storage device developmentcondensed matter physics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	50.46	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2700	-	DFT · OptB88vdW
Shear Modulus(G)	31.89	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	3.999	kg/m³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.3550	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	10.26	-	DFT · PBE
High-Frequency Dielectric Constant (ε∞)(ε∞)	13.48	-	DFT · OptB88vdW
Electronic Dielectric Tensor(ε∞)	Matrix (redacted)	-	DFT · PBE
Total Dielectric Tensor(ε)	Matrix (redacted)	-	DFT · PBE
Electron Effective Mass(m*e)	0.03000	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.03000	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000440	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00106	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-154.7	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	202.5	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)	-0.8669	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.

NbS3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

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