Zn2W3O8 — Properties & Data | MatWorld

Zn2W3O8

ceramic

· JVASP-27655· Zn2W3O8

Zinc tungstate (Zn₂W₃O₈) is a mixed-metal oxide ceramic compound combining zinc and tungsten oxides, belonging to the family of heavy-metal ceramics with potential functional properties. This material is primarily of research and developmental interest rather than widely established in mainstream industry, with exploration focusing on applications requiring high density, thermal stability, or specific electronic/photonic properties inherent to tungsten-containing ceramics. Engineers would consider this compound for specialized applications where tungstate ceramics offer advantages in radiation shielding, high-temperature environments, or as a precursor phase in advanced ceramic or composite processing.

radiation shieldinghigh-temperature ceramicstungstate-based compositesresearch/development phasedense ceramic materialsfunctional ceramics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	8.678	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.6470	eV	DFT · OptB88vdW
↳	1.565	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	18.70	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	10.04	-	DFT · OptB88vdW
↳	7.437	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.2112	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.0000366	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000356	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	628	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	407.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	31.42	%	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)	0.09420	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.924	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.

Zn2W3O8

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental