TbAlO3 — Properties & Data | MatWorld

TbAlO3

ceramic

· TbAlO3

TbAlO3 is a rare-earth aluminate ceramic compound combining terbium oxide with aluminum oxide, belonging to the family of perovskite-related oxides. This material is primarily of research and specialized industrial interest, valued for its potential in high-temperature applications, optical devices, and advanced ceramic systems where rare-earth dopants or hosts are required. TbAlO3 and related terbium-containing ceramics are notably harder and more refractory than common alternatives, making them candidates for extreme-environment applications, though they remain less widely adopted than yttria-alumina ceramics in mainstream engineering.

High-temperature ceramicsOptical host materialsRare-earth phosphorsRefractory compoundsResearch/specialty ceramicsAdvanced optical coatings

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2693	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	5.845	eV	DFT · PBE
↳	5.696	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	4.159	-	DFT · OptB88vdW
Magnetic Moment(μB)2 entries	0.000	μB	DFT
↳	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
↳	0.000822	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-254.5	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	406	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

Filter by

Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-3.448	eV/atom	DFT
↳	-3.625	eV/atom	DFT · OptB88vdW

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

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.

TbAlO3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental