Cs2Te

Cs2Te is a stable semiconducting binary compound formed from cesium and tellurium.

CsTe
Crystal structure of Cs2Te
Ground-state structure · Materials Project
Overview

About Cs2Te

Cs2Te is a binary compound composed of cesium and tellurium that exhibits semiconducting electronic characteristics. As a thermodynamically stable phase located on the convex hull, it represents a robust material configuration within its chemical system.

Its structural reliability is supported by a significant body of reported data, making it a subject of interest for researchers investigating specialized electronic materials. The compound's fundamental properties are defined by the interaction between the highly electropositive cesium and the chalcogen tellurium.

At a glance

Key Properties

Cross-validated computational properties for Cs2Te, aggregated across 2 databases.

Band Gap

1.77 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
1 DFT source

Structures

40
2 databases, 8 space groups
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting Cs2Te.

Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Solid State
Procedure available · ceder_solid_state
Reference

Frequently Asked Questions

Common questions about Cs2Te, answered from cross-validated data.

What is Cs2Te?

Cs2Te is a stable semiconducting binary compound formed from cesium and tellurium.

More questions
What is the band gap of Cs2Te?
Cs2Te has a DFT-computed band gap of 1.77 eV across 40 reported structures.
Is Cs2Te a metal, semiconductor, or insulator?
With a band gap up to 1.77 eV it is a semiconductor.
Is Cs2Te thermodynamically stable?
Yes — Cs2Te sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of Cs2Te are known?
40 structures of Cs2Te are reported across 2 databases, spanning 8 distinct space groups.
How is Cs2Te synthesized?
Literature-reported routes for Cs2Te include sol gel, solid state (3 procedures documented).
What elements does Cs2Te contain?
Cs2Te contains Cs and Te (2 elements).
Where does the data for Cs2Te come from?
Cs2Te data is cross-referenced from latticegraph.
Comparison

How It Compares

As a standalone binary phase in this context, Cs2Te serves as a primary reference point for investigating the electronic and structural behavior of cesium-telluride systems, demonstrating the stability achievable in alkali-chalcogenide combinations.

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

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