CdBr2

Cadmium bromide

Cadmium bromide is a stable, semiconducting inorganic halide used primarily as a chemical reagent and in specialized material synthesis.

BrCd
Crystal structure of CdBr2
Ground-state structure · Materials Project
Overview

About Cadmium bromide

Cadmium bromide is a thermodynamically stable inorganic compound characterized by its semiconducting electronic nature. As a member of the metal halide family, it exhibits a well-defined crystal structure and is recognized for its structural versatility, supported by extensive experimental data across multiple databases.

This compound serves as a critical precursor in various chemical syntheses and is valued for its specific optical and electronic properties. Its stability on the convex hull makes it a reliable subject for research into halide-based materials and their potential integration into advanced functional devices.

At a glance

Key Properties

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

Band Gap

2.86–2.94 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

33
3 databases, 10 space groups
Uses

Applications

Where Cadmium bromide is used.

Chemical synthesisPhotographyEngravingLithography
Reference

Frequently Asked Questions

Common questions about Cadmium bromide, answered from cross-validated data.

What is CdBr2?

Cadmium bromide is a stable, semiconducting inorganic halide used primarily as a chemical reagent and in specialized material synthesis.

More questions
What is CdBr2 used for?
Cadmium bromide (CdBr2) is used in chemical synthesis, photography, engraving, and lithography.
What is the band gap of CdBr2?
Cadmium bromide (CdBr2) has a DFT-computed band gap of 2.86–2.94 eV across 33 reported structures.
Is CdBr2 a metal, semiconductor, or insulator?
With a band gap up to 2.94 eV it is a semiconductor.
Is CdBr2 thermodynamically stable?
Yes — Cadmium bromide (CdBr2) sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of CdBr2 are known?
33 structures of CdBr2 are reported across 3 databases, spanning 10 distinct space groups.
What elements does CdBr2 contain?
Cadmium bromide (CdBr2) contains Br and Cd (2 elements).
Where does the data for CdBr2 come from?
CdBr2 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a stable halide, cadmium bromide represents a fundamental building block in inorganic chemistry. While it shares the general characteristics of metal-halogen bonding found in similar semiconducting halides, its specific structural configuration allows it to function as a key reference point for understanding the behavior of cadmium-based materials in various chemical environments.

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

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