HfTl

HfTl is a metallic binary compound consisting of hafnium and thallium that has been extensively documented in structural databases.

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

About HfTl

HfTl is a metallic intermetallic compound composed of hafnium and thallium. Due to its metallic electronic character, it exhibits high conductivity typical of transition metal-post-transition metal alloys, though its thermodynamic stability indicates it exists above the hull. Despite its potential instability, the compound is a subject of significant structural interest, evidenced by a high volume of reported structures across multiple databases. Researchers study such phases to understand the complex bonding interactions between heavy elements.

At a glance

Key Properties

Cross-validated computational properties for HfTl, aggregated across 4 databases.

Band Gap

Metallic / not reported

Energy Above Hull

0.135 eV/atom
Best (lowest) across sources

Stability

Above hull
3 DFT sources

Structures

56
4 databases, 11 space groups
Uses

Applications

Where HfTl is used.

Fundamental materials science researchStructural crystallography studies
Reference

Frequently Asked Questions

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

What is HfTl?

HfTl is a metallic binary compound consisting of hafnium and thallium that has been extensively documented in structural databases.

More questions
What is HfTl used for?
HfTl is used in fundamental materials science research and structural crystallography studies.
What is the band gap of HfTl?
HfTl is computed to be metallic (no band gap) in the reported DFT structures.
Is HfTl a metal, semiconductor, or insulator?
Computed band structures report no gap, so it is metallic.
Is HfTl thermodynamically stable?
HfTl has a lowest energy above hull of 0.135 eV/atom (above hull).
How many polymorphs of HfTl are known?
56 structures of HfTl are reported across 4 databases, spanning 11 distinct space groups.
What elements does HfTl contain?
HfTl contains Hf and Tl (2 elements).
Where does the data for HfTl come from?
HfTl data is cross-referenced from latticegraph.
Comparison

How It Compares

As a specialized intermetallic phase, HfTl serves as a unique case study in binary alloy systems where the combination of refractory hafnium and heavy thallium creates distinct structural arrangements, representing a specific niche in materials research.

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

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