HfBr4

Hafnium tetrabromide · Hafnium(IV) bromide

Hafnium tetrabromide is a volatile inorganic compound that serves as a key precursor in chemical vapor deposition processes. It is primarily utilized for the thin-film deposition of hafnium-based materials in advanced semiconductor manufacturing.

BrHf
Crystal structure of HfBr4
Ground-state structure · Materials Project
At a glance

Key Properties

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

Band Gap

4.29 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
1 DFT source

Structures

19
2 databases, 9 space groups
Uses

Applications

Where Hafnium tetrabromide is used.

Semiconductor manufacturingChemical vapor depositionCatalyst precursor
Reference

Frequently Asked Questions

Common questions about Hafnium tetrabromide, answered from cross-validated data.

What is HfBr4?

Hafnium tetrabromide is a volatile inorganic compound that serves as a key precursor in chemical vapor deposition processes. It is primarily utilized for the thin-film deposition of hafnium-based materials in advanced semiconductor manufacturing.

More questions
What is HfBr4 used for?
Hafnium tetrabromide (HfBr4) is used in semiconductor manufacturing, chemical vapor deposition, and catalyst precursor.
What is the band gap of HfBr4?
Hafnium tetrabromide (HfBr4) has a DFT-computed band gap of 4.29 eV across 19 reported structures.
Is HfBr4 a metal, semiconductor, or insulator?
With a wide band gap up to 4.29 eV it is an insulator / wide-band-gap material.
Is HfBr4 thermodynamically stable?
Yes — Hafnium tetrabromide (HfBr4) sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of HfBr4 are known?
19 structures of HfBr4 are reported across 2 databases, spanning 9 distinct space groups.
What elements does HfBr4 contain?
Hafnium tetrabromide (HfBr4) contains Br and Hf (2 elements).
Where does the data for HfBr4 come from?
HfBr4 data is cross-referenced from latticegraph.
Data sources & attribution
  • latticegraph — Lattice Graph Materials Intelligence Platform

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