Sr2Nb2O7 — Properties & Data | MatWorld

Sr2Nb2O7

ceramic

· JVASP-19076· Sr2Nb2O7

Sr2Nb2O7 is a strontium niobate ceramic compound belonging to the pyrochlore oxide family, characterized by a layered crystal structure that provides ionic conductivity and thermal stability at elevated temperatures. This material is primarily of research and developmental interest for solid-state electrolyte applications, energy storage, and high-temperature structural uses, where its unique combination of ionic transport properties and phase stability makes it a candidate alternative to conventional zirconia-based ceramics in demanding thermal and electrochemical environments.

solid-state electrolyteshigh-temperature ceramicsenergy storage devicesoxygen ion conductorsthermal barrier coatings (research)advanced electrochemistry

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.019	kg/m³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	2.662	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00105	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000715	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-209.4	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	395.8	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-3.087	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.

Sr2Nb2O7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental