CdLi2Rh

CdLi2Rh is a semiconducting intermetallic compound belonging to the platinum-group alloy catalyst family that exhibits metastable thermodynamic characteristics.

Crystal structure of CdLi2Rh
Ground-state structure · Materials Project
Overview

About CdLi2Rh

CdLi2Rh is a complex intermetallic compound classified within the platinum-group alloy catalysts. Characterized by its semiconducting electronic nature, it represents a unique intersection of transition metal chemistry and alkali metal integration, offering distinct pathways for chemical reactivity.

Despite its existence in multiple structural databases, the compound is noted for being thermodynamically metastable, sitting above the hull of stability. This suggests that while it can be synthesized, its formation requires specific kinetic control, making it a subject of interest for fundamental studies in solid-state synthesis.

At a glance

Key Properties

Cross-validated computational properties for CdLi2Rh, aggregated across 3 databases.

Band Gap

0.15 eV
Range across DFT structures

Energy Above Hull

1.635 eV/atom
Best (lowest) across sources

Stability

Above hull
2 DFT sources

Structures

5
3 databases, 2 space groups
Uses

Applications

Where CdLi2Rh is used.

Catalytic researchSolid-state materials development
Reference

Frequently Asked Questions

Common questions about CdLi2Rh, answered from cross-validated data.

What is CdLi2Rh?

CdLi2Rh is a semiconducting intermetallic compound belonging to the platinum-group alloy catalyst family that exhibits metastable thermodynamic characteristics.

More questions
What is CdLi2Rh used for?
CdLi2Rh is used in catalytic research and solid-state materials development.
What is the band gap of CdLi2Rh?
CdLi2Rh has a DFT-computed band gap of 0.15 eV across 5 reported structures.
Is CdLi2Rh a metal, semiconductor, or insulator?
With a band gap up to 0.15 eV it is a semiconductor.
Is CdLi2Rh thermodynamically stable?
CdLi2Rh has a lowest energy above hull of 1.635 eV/atom (above hull).
How many polymorphs of CdLi2Rh are known?
5 structures of CdLi2Rh are reported across 3 databases, spanning 2 distinct space groups.
What elements does CdLi2Rh contain?
CdLi2Rh contains Cd, Li, and Rh (3 elements).
Where does the data for CdLi2Rh come from?
CdLi2Rh data is cross-referenced from latticegraph.
Comparison

How It Compares

Within the platinum-group alloy catalysts class.

Unlike more robust and stable members of the platinum-group alloy class such as LaRh or GeRu, CdLi2Rh exhibits a higher degree of thermodynamic instability. While siblings like As2Pt or IrSe2 often demonstrate conventional metallic or highly stable semiconducting behaviors, CdLi2Rh occupies a more precarious position, highlighting the challenges of incorporating light alkali elements into traditional noble metal catalytic frameworks.

Explore

Related Compounds

Other Platinum-Group Alloy Catalysts in the database.

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

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