Tb2Ti2O7

ceramic

· JVASP-21234· Tb2Ti2O7

Tb2Ti2O7 is a rare-earth titanate ceramic compound belonging to the pyrochlore family, characterized by a complex crystal structure with terbium and titanium cations. This material is primarily of research and development interest for advanced thermal and structural applications, particularly valued for its potential as a thermal barrier coating material and in nuclear fuel applications where its crystalline stability at high temperatures and radiation resistance are advantageous compared to conventional refractory oxides.

thermal barrier coatingshigh-temperature ceramicsnuclear fuel matricesradiation-resistant materialsadvanced refractory applicationsmaterials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2395	lb/in³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	2.754	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	6.143	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	1.350	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	1.190	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00116	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00212	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-349.6	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	361.1	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)	-3.582	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.

Tb2Ti2O7 — Properties & Data | MatWorld

Tb2Ti2O7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental