Nb2WO8 — Properties & Data | MatWorld

Nb2WO8

ceramic

· JVASP-30683· Nb2WO8

Nb₂WO₈ is a mixed-metal oxide ceramic compound combining niobium and tungsten oxides, representing a material system of interest in functional ceramics research. This compound belongs to the family of refractory oxides and has been studied primarily for its potential in high-temperature applications, catalysis, and solid-state chemistry contexts, though it remains largely a research-phase material without widespread industrial deployment. Engineers considering this material should recognize it as an experimental compound rather than an established engineering ceramic, with its value lying in niche applications requiring specific oxide combinations or in development of novel functional properties.

high-temperature ceramics researchcatalytic applicationsrefractory compoundsmixed-oxide systemsfunctional ceramic developmentlaboratory/experimental use

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2052	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.2820	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	7.531	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	0.5400	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.5400	me	DFT · OptB88vdW · 27°C
Thermoelectric Power Factor(PF)2 entries	0.000919	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00108	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	297.4	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	264.8	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)	0.2265	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.368	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

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.

Nb2WO8

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental