F20Te4Tl4

F20Te4Tl4 is a stable, insulating inorganic compound composed of fluorine, tellurium, and thallium.

FTeTl
Crystal structure of F20Te4Tl4
Ground-state structure · Materials Project
Overview

About F20Te4Tl4

F20Te4Tl4 is a complex inorganic compound characterized by its insulating electronic nature and high thermodynamic stability. As a member of the telluride-fluoride family, it occupies a unique position on the convex hull, indicating robust structural integrity under standard conditions.

Its wide-band-gap profile suggests potential utility in specialized optical or dielectric applications where electronic insulation is a primary requirement. The compound has been identified across multiple structural databases, reflecting significant interest in its crystalline arrangement and chemical bonding behavior.

At a glance

Key Properties

Cross-validated computational properties for F20Te4Tl4, aggregated across 3 databases.

Band Gap

4.45 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

3
3 databases, 1 space group
Uses

Applications

Where F20Te4Tl4 is used.

Dielectric materials researchOptical component developmentSolid-state chemistry studies
Reference

Frequently Asked Questions

Common questions about F20Te4Tl4, answered from cross-validated data.

What is F20Te4Tl4?

F20Te4Tl4 is a stable, insulating inorganic compound composed of fluorine, tellurium, and thallium.

More questions
What is F20Te4Tl4 used for?
F20Te4Tl4 is used in dielectric materials research, optical component development, and solid-state chemistry studies.
What is the band gap of F20Te4Tl4?
F20Te4Tl4 has a DFT-computed band gap of 4.45 eV across 3 reported structures.
Is F20Te4Tl4 a metal, semiconductor, or insulator?
With a wide band gap up to 4.45 eV it is an insulator / wide-band-gap material.
Is F20Te4Tl4 thermodynamically stable?
Yes — F20Te4Tl4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of F20Te4Tl4 are known?
3 structures of F20Te4Tl4 are reported across 3 databases, spanning 1 distinct space group.
What elements does F20Te4Tl4 contain?
F20Te4Tl4 contains F, Te, and Tl (3 elements).
Where does the data for F20Te4Tl4 come from?
F20Te4Tl4 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct inorganic phase, F20Te4Tl4 represents a specialized composition within the broader landscape of thallium-tellurium-fluorine systems. It serves as a benchmark for stability in this chemical space, providing a foundational example of how these elements can organize into a thermodynamically favored insulating framework.

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

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