CsO3

Cesium ozonide · Cesium trioxide

Cesium ozonide is a reactive inorganic compound belonging to the class of ozonides, which contain the trioxide ion. It is primarily studied for its unique chemical properties and its role as a source of reactive oxygen species in specialized laboratory research.

CsO
Crystal structure of CsO3 (monoclinic, P21/c (No. 14))
Ground-state structure · Materials Project
Overview

Key Properties

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

Band Gap

0.94 eV
Range across DFT structures

Energy Above Hull

0.109 eV/atom
Best (lowest) across sources

Stability

Above hull
1 DFT source

Structures

31
2 databases, 6 space groups
Crystallography

Reported Structures

Lowest-energy structures reported for CsO3, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
P21/c (No. 14)monoclinic0.940.1089-4.5873.40
C2/m (No. 12)Monoclinic3.39
Cmcm (No. 63)Orthorhombic2.27
Pc (No. 7)Monoclinic3.69
P-1 (No. 2)Triclinic1.41
Pmmm (No. 47)Orthorhombic1.42
Pmmm (No. 47)Orthorhombic1.38
Pmmm (No. 47)Orthorhombic1.38
P-1 (No. 2)Triclinic2.68
P-1 (No. 2)Triclinic2.84
P-1 (No. 2)Triclinic1.07
P-1 (No. 2)Triclinic1.15
Uses

Applications

Where Cesium ozonide is used.

Chemical researchOxygen generation studiesInorganic synthesis
Reference

Frequently Asked Questions

Common questions about Cesium ozonide, answered from cross-validated data.

What is CsO3?

Cesium ozonide is a reactive inorganic compound belonging to the class of ozonides, which contain the trioxide ion. It is primarily studied for its unique chemical properties and its role as a source of reactive oxygen species in specialized laboratory research.

More questions
What is CsO3 used for?
Cesium ozonide (CsO3) is used in chemical research, oxygen generation studies, and inorganic synthesis.
What is the band gap of CsO3?
Cesium ozonide (CsO3) has a DFT-computed band gap of 0.94 eV across 31 reported structures.
Is CsO3 a metal, semiconductor, or insulator?
With a band gap up to 0.94 eV it is a semiconductor.
Is CsO3 thermodynamically stable?
Cesium ozonide (CsO3) has a lowest energy above hull of 0.109 eV/atom (above hull).
What is the crystal structure of CsO3?
The lowest-energy reported polymorph of Cesium ozonide (CsO3) is monoclinic symmetry, space group P21/c (No. 14).
What is the density of CsO3?
The computed density of the ground-state structure of Cesium ozonide (CsO3) is 3.40 g/cm³.
How many polymorphs of CsO3 are known?
31 structures of CsO3 are reported across 2 databases, spanning 6 distinct space groups.
What elements does CsO3 contain?
Cesium ozonide (CsO3) contains Cs and O (2 elements).
Where does the data for CsO3 come from?
CsO3 data is cross-referenced from materials_project, mpaloe.
Data sources & attribution
  • materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
  • mpaloe — Data from mpaloe.

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