AlIr2Ti

AlIr2Ti is a stable, semiconducting intermetallic compound composed of aluminum, iridium, and titanium used in catalytic research.

Crystal structure of AlIr2Ti
Ground-state structure · Materials Project
Overview

About AlIr2Ti

AlIr2Ti is a distinct member of the platinum-group alloy catalyst family, characterized by its semiconducting electronic nature. As a thermodynamically stable phase residing on the convex hull, it represents a robust configuration that is particularly significant for researchers investigating stable intermetallic compounds for advanced catalytic applications. The material has been identified across multiple structural databases, underscoring its relevance in current materials informatics. Its unique combination of aluminum, iridium, and titanium suggests a complex lattice arrangement that influences its electronic behavior and potential for surface-mediated reactions. This stability makes it a compelling candidate for further experimental validation in high-performance catalytic environments.

At a glance

Key Properties

Cross-validated computational properties for AlIr2Ti, aggregated across 3 databases.

Band Gap

0.40 eV
Range across DFT structures

Energy Above Hull

0.001 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

5
3 databases, 3 space groups
Uses

Applications

Where AlIr2Ti is used.

Catalytic researchIntermetallic material studiesAdvanced materials development
Reference

Frequently Asked Questions

Common questions about AlIr2Ti, answered from cross-validated data.

What is AlIr2Ti?

AlIr2Ti is a stable, semiconducting intermetallic compound composed of aluminum, iridium, and titanium used in catalytic research.

More questions
What is AlIr2Ti used for?
AlIr2Ti is used in catalytic research, intermetallic material studies, and advanced materials development.
What is the band gap of AlIr2Ti?
AlIr2Ti has a DFT-computed band gap of 0.40 eV across 5 reported structures.
Is AlIr2Ti a metal, semiconductor, or insulator?
With a band gap up to 0.40 eV it is a semiconductor.
Is AlIr2Ti thermodynamically stable?
Yes — AlIr2Ti sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of AlIr2Ti are known?
5 structures of AlIr2Ti are reported across 3 databases, spanning 3 distinct space groups.
What elements does AlIr2Ti contain?
AlIr2Ti contains Al, Ir, and Ti (3 elements).
Where does the data for AlIr2Ti come from?
AlIr2Ti data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the platinum-group alloy catalysts class.

Within the broader class of platinum-group alloy catalysts, which includes diverse compounds like As2Ir and GeRu, AlIr2Ti stands out for its specific semiconducting character and its position as a thermodynamically stable phase. While many members of this group are metallic, the semiconducting nature of AlIr2Ti provides a unique electronic landscape that contrasts with the typical behavior of siblings like BaPd or LaRh, potentially offering distinct pathways for charge transfer in catalytic processes.

Explore

Related Compounds

Other Platinum-Group Alloy Catalysts in the database.

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

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