Ba3In2O6

Ba3In2O6 is a thermodynamically stable, semiconducting transparent conducting oxide used in the study and development of advanced electronic materials.

Crystal structure of Ba3In2O6 (tetragonal, I4/mmm (No. 139))
Ground-state structure · Materials Project
Overview

About Ba3In2O6

Ba3In2O6 is a complex oxide belonging to the class of transparent conducting materials. As a thermodynamically stable phase located on the convex hull, it represents a well-defined structural arrangement of barium, indium, and oxygen atoms that maintains structural integrity under standard conditions.

This semiconducting oxide is of significant interest for its electronic properties, which are essential for the development of next-generation optoelectronic components. Its position within the broader family of conducting oxides makes it a notable subject for research into transparent electronics and thin-film device architectures.

At a glance

Key Properties

Cross-validated computational properties for Ba3In2O6, aggregated across 5 databases.

Band Gap

0.85–1.13 eV
Range across DFT structures · ground state: wide gap

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

Stable
4 DFT sources

Structures

6
5 databases, 1 space group
Validation

Cross-Source DFT Agreement

How well independent DFT databases agree on the thermodynamics of Ba3In2O6. Tight agreement means computed properties can be trusted without re-running calculations.

Agreement Score

1.00 / 1.00
Trust tier: high

Hull Spread

0.000 eV
EAH spread across sources

Sources Compared

3
jarvis, materials_project, oqmd

Space Group Consensus

All match
Crystallography

Reported Structures

Lowest-energy structures reported for Ba3In2O6, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
——1.130.0000-2.357—
I4/mmm (No. 139)tetragonal0.970.0000-2.343—
I4/mmm (No. 139)tetragonal0.850.0000-6.2266.32
I4/mmm (No. 139)tetragonal0.92—-5.8636.20
I4/mmm (No. 139)tetragonal———6.43
I4/mmm (No. 139)tetragonal———6.44
Uses

Applications

Where Ba3In2O6 is used.

Optoelectronic devicesTransparent electronicsSemiconductor research
Reference

Frequently Asked Questions

Common questions about Ba3In2O6, answered from cross-validated data.

What is Ba3In2O6?

Ba3In2O6 is a thermodynamically stable, semiconducting transparent conducting oxide used in the study and development of advanced electronic materials.

More questions
What is Ba3In2O6 used for?
Ba3In2O6 is used in optoelectronic devices, transparent electronics, and semiconductor research.
What is the band gap of Ba3In2O6?
Ba3In2O6 has a DFT-computed band gap of 0.85–1.13 eV across 6 reported structures. Standard DFT underestimates band gaps, so the measured gap is typically larger.
Is Ba3In2O6 a metal, semiconductor, or insulator?
DFT predicts a band gap of up to 1.13 eV (a semiconductor). Measured gaps are typically larger.
Is Ba3In2O6 thermodynamically stable?
Yes — Ba3In2O6 sits on the convex hull (energy above hull 0 eV/atom), i.e. stable.
What is the crystal structure of Ba3In2O6?
The reference structure of Ba3In2O6 is tetragonal symmetry, space group I4/mmm (No. 139).
How many polymorphs of Ba3In2O6 are known?
6 structures of Ba3In2O6 are reported across 5 databases, spanning 1 distinct space group.
What elements does Ba3In2O6 contain?
Ba3In2O6 contains Ba, In, and O (3 elements).
Where does the data for Ba3In2O6 come from?
Ba3In2O6 data is cross-referenced from oqmd, jarvis, materials_project, aflow, cod.
Comparison

How It Compares

Within the transparent conducting oxides class.

Compared to widely recognized transparent conducting oxides like ZnO and BaSnO3, Ba3In2O6 offers a distinct structural complexity that differentiates it from simpler binary or perovskite-based systems. While materials like ZnGa2O4 are frequently studied for their specific wide-gap characteristics, Ba3In2O6 provides a unique chemical environment that expands the landscape of available semiconducting oxides for specialized electronic applications.

Explore

Related Compounds

Other Transparent Conducting Oxides in the database.

Data sources & attribution
  • oqmd — Data from the OQMD (oqmd.org). Cite: Saal et al., JOM 65, 1501 (2013); Kirklin et al., npj Comp. Mater. 1, 15010 (2015). (CC-BY-4.0)
  • 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)
  • aflow — Data from AFLOW (aflow.org). Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012). (CC-BY-4.0)
  • cod — Data from the Crystallography Open Database (crystallography.net/cod/). Cite: Grazulis et al., J. Appl. Cryst. 42, 726 (2009). (CC0-1.0)

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