CeSnO4

CeSnO4 is a semiconducting oxide composed of cerium, tin, and oxygen that is currently being studied for its potential role in electronic and optoelectronic applications.

Crystal structure of CeSnO4 (trigonal, R-3m (No. 166))
Ground-state structure · Materials Project
Overview

About CeSnO4

CeSnO4 is a complex oxide containing cerium, tin, and oxygen that functions as a semiconducting material. Within the broader category of transparent conducting oxides, it represents an interesting, albeit structurally complex, candidate for research into advanced electronic components.

Because this compound sits above the thermodynamic hull, it is considered metastable, which presents unique challenges and opportunities for synthesis. Its electronic character makes it a subject of interest for those investigating the intersection of rare-earth chemistry and conductive oxide performance.

At a glance

Key Properties

Cross-validated computational properties for CeSnO4, aggregated across 2 databases.

Band Gap

1.59 eV
Range across DFT structures · ground state: narrow gap

Energy Above Hull

0.168 eV/atom
Best (lowest) across sources

Stability

Unstable
2 DFT sources

Structures

4
2 databases, 1 space group
Validation

Cross-Source DFT Agreement

How well independent DFT databases agree on the thermodynamics of CeSnO4. Tight agreement means computed properties can be trusted without re-running calculations.

Agreement Score

0.92 / 1.00
Trust tier: medium

Hull Spread

0.020 eV
EAH spread across sources

Sources Compared

2
jarvis, materials_project

Space Group Consensus

All match
Crystallography

Reported Structures

Lowest-energy structures reported for CeSnO4, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
R-3m (No. 166)trigonal1.590.1681-2.572—
R-3m (No. 166)trigonal1.690.1885-7.7857.08
R-3m (No. 166)trigonal———7.08
R-3m (No. 166)trigonal———7.58
R-3m (No. 166)trigonal———7.31
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting CeSnO4.

Sol Gel
Procedure available · ceder_sol_gel
Sol Gel
Procedure available · ceder_sol_gel
Uses

Applications

Where CeSnO4 is used.

Semiconductor researchTransparent conducting oxide developmentElectronic device prototyping
Reference

Frequently Asked Questions

Common questions about CeSnO4, answered from cross-validated data.

What is CeSnO4?

CeSnO4 is a semiconducting oxide composed of cerium, tin, and oxygen that is currently being studied for its potential role in electronic and optoelectronic applications.

More questions
What is CeSnO4 used for?
CeSnO4 is used in semiconductor research, transparent conducting oxide development, and electronic device prototyping.
What is the band gap of CeSnO4?
CeSnO4 has a DFT-computed band gap of 1.59 eV across 4 reported structures. Standard DFT underestimates band gaps, so the measured gap is typically larger.
Is CeSnO4 a metal, semiconductor, or insulator?
DFT predicts a band gap of up to 1.59 eV (a semiconductor). Measured gaps are typically larger.
Is CeSnO4 thermodynamically stable?
CeSnO4 has a lowest energy above hull of 0.168 eV/atom (unstable).
What is the crystal structure of CeSnO4?
The reference structure of CeSnO4 is trigonal symmetry, space group R-3m (No. 166).
How many polymorphs of CeSnO4 are known?
4 structures of CeSnO4 are reported across 2 databases, spanning 1 distinct space group.
How is CeSnO4 synthesized?
Literature-reported routes for CeSnO4 include sol gel (2 procedures documented).
What elements does CeSnO4 contain?
CeSnO4 contains Ce, O, and Sn (3 elements).
Where does the data for CeSnO4 come from?
CeSnO4 data is cross-referenced from jarvis, materials_project, mpaloe.
Comparison

How It Compares

Within the transparent conducting oxides class.

Unlike the highly stable and widely utilized BaSnO3, which is a cornerstone of the transparent conducting oxide family, CeSnO4 is a less conventional member that faces greater challenges regarding its thermodynamic stability. While materials like ZnO are standard benchmarks for conductivity, CeSnO4 serves as a specialized, data-rich subject for exploring how cerium integration influences the electronic behavior of tin-based oxides.

Explore

Related Compounds

Other Transparent Conducting Oxides in the database.

Data sources & attribution
  • jarvis — Data from JARVIS (jarvis.nist.gov), NIST. Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020). (LicenseRef-US-Gov-PD)
  • materials_project — Data from the Materials Project (materialsproject.org). Cite: Jain et al., APL Materials 1, 011002 (2013). (CC-BY-4.0)
  • mpaloe — Data from MP-ALOE. Cite: Kuner et al., npj Comput. Mater. (2025), doi:10.1038/s41524-025-01834-9.

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