SrO3

SrO3 is a metastable, semiconducting strontium oxide that exhibits a wide array of structural configurations.

OSr
Crystal structure of SrO3
Ground-state structure · Materials Project
Overview

About SrO3

SrO3 is a complex strontium-oxygen compound characterized by its semiconducting electronic nature. Due to its position above the thermodynamic hull, it is considered a metastable material that requires specific synthesis conditions to be realized.

This compound is a subject of significant interest in materials science research, particularly for its structural diversity. With numerous reported structures, it serves as a valuable model for understanding high-pressure or non-equilibrium phases in alkaline earth oxides.

At a glance

Key Properties

Cross-validated computational properties for SrO3, aggregated across 2 databases.

Band Gap

0.47 eV
Range across DFT structures

Energy Above Hull

0.360 eV/atom
Best (lowest) across sources

Stability

Above hull
1 DFT source

Structures

40
2 databases, 12 space groups
Uses

Applications

Where SrO3 is used.

Materials science researchSolid-state chemistry studiesHigh-pressure phase exploration
Reference

Frequently Asked Questions

Common questions about SrO3, answered from cross-validated data.

What is SrO3?

SrO3 is a metastable, semiconducting strontium oxide that exhibits a wide array of structural configurations.

More questions
What is SrO3 used for?
SrO3 is used in materials science research, solid-state chemistry studies, and high-pressure phase exploration.
What is the band gap of SrO3?
SrO3 has a DFT-computed band gap of 0.47 eV across 40 reported structures.
Is SrO3 a metal, semiconductor, or insulator?
With a band gap up to 0.47 eV it is a semiconductor.
Is SrO3 thermodynamically stable?
SrO3 has a lowest energy above hull of 0.360 eV/atom (above hull).
How many polymorphs of SrO3 are known?
40 structures of SrO3 are reported across 2 databases, spanning 12 distinct space groups.
What elements does SrO3 contain?
SrO3 contains O and Sr (2 elements).
Where does the data for SrO3 come from?
SrO3 data is cross-referenced from latticegraph.
Comparison

How It Compares

As an unclassified material existing in a metastable state, SrO3 represents a unique case study in structural complexity. Unlike more common, thermodynamically stable oxides, its existence highlights the potential for capturing exotic phases that deviate from standard equilibrium configurations.

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

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