BiIO4

BiIO4 is a stable, semiconducting inorganic compound composed of bismuth, iodine, and oxygen.

BiIO
Crystal structure of BiIO4
Ground-state structure · Materials Project
Overview

About BiIO4

BiIO4 is a bismuth-based iodate that exists as a thermodynamically stable phase on the convex hull. Its electronic character identifies it as a semiconductor, making it a subject of interest for researchers investigating functional inorganic materials with specific optoelectronic properties.

Given its status as a stable compound, it serves as a reliable candidate for experimental synthesis and characterization. The material is currently documented across multiple structural configurations, providing a foundation for understanding its behavior in various solid-state applications.

At a glance

Key Properties

Cross-validated computational properties for BiIO4, aggregated across 3 databases.

Band Gap

2.39 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
1 DFT source

Structures

5
3 databases, 2 space groups
Validation

Cross-Source DFT Agreement

How well independent DFT databases agree on the thermodynamics of BiIO4. Tight agreement means computed properties can be trusted without re-running calculations.

Agreement Score

1.00 / 1.00
Trust tier: medium

Hull Spread

0.000 eV
EAH spread across sources

Sources Compared

1
materials_project

Space Group Consensus

All match
Reference

Frequently Asked Questions

Common questions about BiIO4, answered from cross-validated data.

What is BiIO4?

BiIO4 is a stable, semiconducting inorganic compound composed of bismuth, iodine, and oxygen.

More questions
What is the band gap of BiIO4?
BiIO4 has a DFT-computed band gap of 2.39 eV across 5 reported structures.
Is BiIO4 a metal, semiconductor, or insulator?
With a band gap up to 2.39 eV it is a semiconductor.
Is BiIO4 thermodynamically stable?
Yes — BiIO4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
How many polymorphs of BiIO4 are known?
5 structures of BiIO4 are reported across 3 databases, spanning 2 distinct space groups.
What elements does BiIO4 contain?
BiIO4 contains Bi, I, and O (3 elements).
Where does the data for BiIO4 come from?
BiIO4 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique bismuth iodate, BiIO4 occupies a distinct position in the landscape of inorganic compounds. While it represents a specific stoichiometry within its chemical family, its stability and semiconducting nature distinguish it as a robust building block for further materials discovery.

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

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