Te3Mo2S

Te3Mo2S is a metastable, semimetallic ternary chalcogenide compound composed of molybdenum, sulfur, and tellurium.

MoSTe
Crystal structure of Te3Mo2S
Ground-state structure · Materials Project
Overview

About Te3Mo2S

Te3Mo2S is a complex ternary chalcogenide that exhibits semimetallic electronic behavior. Its near-zero-gap character suggests interesting potential for specialized electronic or optoelectronic applications where traditional semiconductors may not suffice. As a metastable phase, it represents a delicate balance of chemical bonding that is sensitive to synthesis conditions. The existence of multiple reported structures highlights the structural flexibility and complexity inherent in this molybdenum-based system. Researchers study this compound to better understand the phase space of transition metal chalcogenides and to explore the stability limits of such materials. Its unique composition makes it a subject of interest for fundamental materials science investigations into non-equilibrium phases.

At a glance

Key Properties

Cross-validated computational properties for Te3Mo2S, aggregated across 3 databases.

Band Gap

0.08 eV
Range across DFT structures

Energy Above Hull

0.060 eV/atom
Best (lowest) across sources

Stability

Metastable
2 DFT sources

Structures

10
3 databases, 2 space groups
Uses

Applications

Where Te3Mo2S is used.

Fundamental materials researchSolid-state chemistry studiesExploratory electronic device development
Reference

Frequently Asked Questions

Common questions about Te3Mo2S, answered from cross-validated data.

What is Te3Mo2S?

Te3Mo2S is a metastable, semimetallic ternary chalcogenide compound composed of molybdenum, sulfur, and tellurium.

More questions
What is Te3Mo2S used for?
Te3Mo2S is used in fundamental materials research, solid-state chemistry studies, and exploratory electronic device development.
What is the band gap of Te3Mo2S?
Te3Mo2S has a DFT-computed band gap of 0.08 eV across 10 reported structures.
Is Te3Mo2S a metal, semiconductor, or insulator?
With a near-zero band gap it behaves as a (semi)metal.
Is Te3Mo2S thermodynamically stable?
Te3Mo2S has a lowest energy above hull of 0.060 eV/atom (metastable).
How many polymorphs of Te3Mo2S are known?
10 structures of Te3Mo2S are reported across 3 databases, spanning 2 distinct space groups.
What elements does Te3Mo2S contain?
Te3Mo2S contains Mo, S, and Te (3 elements).
Where does the data for Te3Mo2S come from?
Te3Mo2S data is cross-referenced from latticegraph.
Comparison

How It Compares

As a metastable, semimetallic ternary chalcogenide, Te3Mo2S occupies a niche position in the broader landscape of transition metal sulfides and tellurides. Unlike more common, highly stable binary phases, this compound serves as an example of the structural diversity possible when incorporating multiple chalcogen species into a single molybdenum framework.

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

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