Ba3SiO5

Ba3SiO5 is a stable, wide-gap insulating barium silicate compound that exists in multiple structural forms.

BaOSi
Crystal structure of Ba3SiO5
Ground-state structure · Materials Project
Overview

About Ba3SiO5

Ba3SiO5 is a barium-based silicate that functions as a wide-gap insulator. Its electronic structure is defined by a significant energy separation between the valence and conduction bands, characteristic of stable insulating oxides.

Due to its near-hull thermodynamic stability, this compound is considered a viable target for experimental synthesis. Its structural versatility is evidenced by multiple reported configurations across various materials databases, marking it as a subject of interest for fundamental solid-state studies.

At a glance

Key Properties

Cross-validated computational properties for Ba3SiO5, aggregated across 3 databases.

Band Gap

3.24 eV
Range across DFT structures

Energy Above Hull

0.004 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
2 DFT sources

Structures

5
3 databases, 1 space group
Uses

Applications

Where Ba3SiO5 is used.

Solid-state researchDielectric materials developmentFundamental materials science studies
Reference

Frequently Asked Questions

Common questions about Ba3SiO5, answered from cross-validated data.

What is Ba3SiO5?

Ba3SiO5 is a stable, wide-gap insulating barium silicate compound that exists in multiple structural forms.

More questions
What is Ba3SiO5 used for?
Ba3SiO5 is used in solid-state research, dielectric materials development, and fundamental materials science studies.
What is the band gap of Ba3SiO5?
Ba3SiO5 has a DFT-computed band gap of 3.24 eV across 5 reported structures.
Is Ba3SiO5 a metal, semiconductor, or insulator?
With a wide band gap up to 3.24 eV it is an insulator / wide-band-gap material.
Is Ba3SiO5 thermodynamically stable?
Ba3SiO5 has a lowest energy above hull of 0.004 eV/atom (near hull (likely stable)).
How many polymorphs of Ba3SiO5 are known?
5 structures of Ba3SiO5 are reported across 3 databases, spanning 1 distinct space group.
What elements does Ba3SiO5 contain?
Ba3SiO5 contains Ba, O, and Si (3 elements).
Where does the data for Ba3SiO5 come from?
Ba3SiO5 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a specialized barium silicate, this compound occupies a distinct niche within the broader landscape of alkaline-earth oxides. Unlike more common binary silicates, its specific stoichiometry suggests unique structural arrangements that warrant further investigation into its potential dielectric or optical properties.

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

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