TiAl2O5

Tialite · Aluminum titanate

Tialite is a thermally stable, insulating ceramic oxide used primarily for its resistance to extreme temperatures and chemical environments.

Crystal structure of TiAl2O5
Ground-state structure · Materials Project
Overview

About Tialite

TiAl2O5, commonly known as tialite, is a ceramic oxide that functions as a wide-gap insulator. Its structural characteristics and near-hull thermodynamic stability make it a subject of interest for high-temperature applications where structural integrity is paramount.

As a member of the broader oxide catalyst family, it is valued for its chemical robustness. It is frequently investigated for its potential in specialized industrial environments that require materials capable of withstanding significant thermal stress without degradation.

At a glance

Key Properties

Cross-validated computational properties for Tialite, aggregated across 3 databases.

Band Gap

2.94–3.18 eV
Range across DFT structures

Energy Above Hull

0.016 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
2 DFT sources

Structures

9
3 databases, 2 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting TiAl2O5.

Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Uses

Applications

Where Tialite is used.

Refractory ceramicsAutomotive exhaust componentsThermal insulation materialsCatalyst supports
Reference

Frequently Asked Questions

Common questions about Tialite, answered from cross-validated data.

What is TiAl2O5?

Tialite is a thermally stable, insulating ceramic oxide used primarily for its resistance to extreme temperatures and chemical environments.

More questions
What is TiAl2O5 used for?
Tialite (TiAl2O5) is used in refractory ceramics, automotive exhaust components, thermal insulation materials, and catalyst supports.
What is the band gap of TiAl2O5?
Tialite (TiAl2O5) has a DFT-computed band gap of 2.94–3.18 eV across 9 reported structures.
Is TiAl2O5 a metal, semiconductor, or insulator?
With a wide band gap up to 3.18 eV it is an insulator / wide-band-gap material.
Is TiAl2O5 thermodynamically stable?
Tialite (TiAl2O5) has a lowest energy above hull of 0.016 eV/atom (near hull (likely stable)).
How many polymorphs of TiAl2O5 are known?
9 structures of TiAl2O5 are reported across 3 databases, spanning 2 distinct space groups.
How is TiAl2O5 synthesized?
Literature-reported routes for TiAl2O5 include sol gel, solid state (10 procedures documented).
What elements does TiAl2O5 contain?
Tialite (TiAl2O5) contains Al, O, and Ti (3 elements).
Where does the data for TiAl2O5 come from?
TiAl2O5 data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the spinel oxide catalysts class.

Unlike the highly active transition metal oxides such as CuO or NiO, which are frequently utilized for their redox-active surface properties, TiAl2O5 acts as a more stable, insulating framework. While it shares the oxide classification with materials like MgAl2O4 or Al2O3, its specific stoichiometry allows for unique structural arrangements that distinguish it from the more common perovskite-structured catalysts like LaMnO3.

Explore

Related Compounds

Other Spinel Oxide Catalysts in the database.

Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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