P2WO7 — Properties & Data | MatWorld

P2WO7

ceramic

· JVASP-44720· P2WO7

P2WO7 is a tungsten pyrophosphate ceramic compound belonging to the phosphate-tungstate family of inorganic ceramics. This material is primarily investigated in research contexts for applications requiring high thermal stability, chemical resistance, and refractory properties. The tungsten-phosphate ceramic system is valued in specialized industries where conventional oxides or silicates may degrade, particularly in corrosive chemical environments or high-temperature service.

refractory liningscorrosion-resistant coatingschemical processing equipmenthigh-temperature structural ceramicsphosphate-based compositesresearch and development applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.283	kg/m³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.05700	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	44.15	-	DFT · OptB88vdW
Magnetic Moment(μB)	4.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000294	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000268	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	15.77	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	24.73	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.02220	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.122	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.

P2WO7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental