KBa4Bi3O

This compound is a complex quaternary oxide containing potassium, barium, bismuth, and oxygen. It is primarily studied in academic research settings for its structural properties and potential electronic characteristics within the field of solid-state chemistry.

BaBiKO
Crystal structure of KBa4Bi3O (tetragonal, I4/mcm (No. 140))
Ground-state structure · Materials Project
Overview

Key Properties

Cross-validated computational properties for KBa4Bi3O, aggregated across 3 databases.

Band Gap

0.74 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
2 DFT sources

Structures

5
3 databases, 1 space group
Crystallography

Reported Structures

Lowest-energy structures reported for KBa4Bi3O, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
I4/mcm (No. 140)tetragonal0.740.0000-4.1285.76
I4/mcm (No. 140)
I4/mcm (No. 140)Tetragonal5.76
I4/mcm (No. 140)Tetragonal5.92
I4/mcm (No. 140)Tetragonal5.90
Uses

Applications

Where KBa4Bi3O is used.

Solid-state chemistry researchMaterials science exploration
Reference

Frequently Asked Questions

Common questions about KBa4Bi3O, answered from cross-validated data.

What is KBa4Bi3O?

This compound is a complex quaternary oxide containing potassium, barium, bismuth, and oxygen. It is primarily studied in academic research settings for its structural properties and potential electronic characteristics within the field of solid-state chemistry.

More questions
What is KBa4Bi3O used for?
KBa4Bi3O is used in solid-state chemistry research and materials science exploration.
What is the band gap of KBa4Bi3O?
KBa4Bi3O has a DFT-computed band gap of 0.74 eV across 5 reported structures.
Is KBa4Bi3O a metal, semiconductor, or insulator?
With a band gap up to 0.74 eV it is a semiconductor.
Is KBa4Bi3O thermodynamically stable?
Yes — KBa4Bi3O sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of KBa4Bi3O?
The lowest-energy reported polymorph of KBa4Bi3O is tetragonal symmetry, space group I4/mcm (No. 140).
What is the density of KBa4Bi3O?
The computed density of the ground-state structure of KBa4Bi3O is 5.76 g/cm³.
How many polymorphs of KBa4Bi3O are known?
5 structures of KBa4Bi3O are reported across 3 databases, spanning 1 distinct space group.
What elements does KBa4Bi3O contain?
KBa4Bi3O contains Ba, Bi, K, and O (4 elements).
Where does the data for KBa4Bi3O come from?
KBa4Bi3O data is cross-referenced from materials_project, jarvis, mpaloe.
Data sources & attribution
  • materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
  • jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).
  • mpaloe — Data from mpaloe.

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