BiAsO4

BiAsO4 is a stable, insulating crystalline compound containing bismuth, arsenic, and oxygen.

AsBiO
Crystal structure of BiAsO4
Ground-state structure · Materials Project
Overview

About BiAsO4

BiAsO4 is a thermodynamically stable inorganic compound composed of bismuth, arsenic, and oxygen. As a wide-gap insulator, it exhibits robust electronic properties that make it a subject of interest for fundamental solid-state research and material design.

With multiple reported structures across various databases, this compound demonstrates significant structural diversity. Its stability on the convex hull suggests it is a well-defined phase, providing a reliable platform for studying complex metal-arsenate chemistry.

At a glance

Key Properties

Cross-validated computational properties for BiAsO4, aggregated across 4 databases.

Band Gap

2.87–3.17 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

12
4 databases, 5 space groups
Uses

Applications

Where BiAsO4 is used.

Solid-state chemistry researchMaterials science characterizationFundamental electronic studies
Reference

Frequently Asked Questions

Common questions about BiAsO4, answered from cross-validated data.

What is BiAsO4?

BiAsO4 is a stable, insulating crystalline compound containing bismuth, arsenic, and oxygen.

More questions
What is BiAsO4 used for?
BiAsO4 is used in solid-state chemistry research, materials science characterization, and fundamental electronic studies.
What is the band gap of BiAsO4?
BiAsO4 has a DFT-computed band gap of 2.87–3.17 eV across 12 reported structures.
Is BiAsO4 a metal, semiconductor, or insulator?
With a wide band gap up to 3.17 eV it is an insulator / wide-band-gap material.
Is BiAsO4 thermodynamically stable?
Yes — BiAsO4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of BiAsO4 are known?
12 structures of BiAsO4 are reported across 4 databases, spanning 5 distinct space groups.
What elements does BiAsO4 contain?
BiAsO4 contains As, Bi, and O (3 elements).
Where does the data for BiAsO4 come from?
BiAsO4 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a distinct inorganic phase, BiAsO4 represents a stable configuration within the bismuth-arsenic-oxygen system. While it stands as a unique entry in this chemical space, its existence provides a benchmark for understanding the structural preferences and insulating behavior of similar metal-arsenate frameworks.

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

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