B7Ca9F2Li5O21

B7Ca9F2Li5O21 is a complex, wide-gap insulating compound composed of boron, calcium, fluorine, lithium, and oxygen that is considered a candidate for experimental synthesis.

BCaFLiO
Crystal structure of B7Ca9F2Li5O21
Ground-state structure · Materials Project
Overview

About B7Ca9F2Li5O21

B7Ca9F2Li5O21 is a complex, multi-element inorganic compound characterized by its insulating electronic nature. As a wide-band-gap material, it represents a specialized structural arrangement of boron, calcium, fluorine, lithium, and oxygen atoms that offers unique dielectric properties. Its status as a near-hull phase suggests that it is a viable candidate for experimental synthesis, making it a subject of interest for fundamental materials exploration.

This compound is primarily significant for its structural complexity and potential for tailored physical properties. By integrating multiple cations and anions within a single lattice, it provides a platform for investigating how diverse chemical constituents influence the stability and electronic behavior of complex borate-based systems.

At a glance

Key Properties

Cross-validated computational properties for B7Ca9F2Li5O21, aggregated across 3 databases.

Band Gap

4.20 eV
Range across DFT structures

Energy Above Hull

0.002 eV/atom
Best (lowest) across sources

Stability

Near hull (likely stable)
1 DFT source

Structures

3
3 databases, 2 space groups
Validation

Cross-Source DFT Agreement

How well independent DFT databases agree on the thermodynamics of B7Ca9F2Li5O21. Tight agreement means computed properties can be trusted without re-running calculations.

Agreement Score

1.00 / 1.00
Trust tier: medium

Hull Spread

0.000 eV
EAH spread across sources

Sources Compared

1
materials_project

Space Group Consensus

All match
Uses

Applications

Where B7Ca9F2Li5O21 is used.

Materials science researchFundamental solid-state chemistry studiesDielectric material exploration
Reference

Frequently Asked Questions

Common questions about B7Ca9F2Li5O21, answered from cross-validated data.

What is B7Ca9F2Li5O21?

B7Ca9F2Li5O21 is a complex, wide-gap insulating compound composed of boron, calcium, fluorine, lithium, and oxygen that is considered a candidate for experimental synthesis.

More questions
What is B7Ca9F2Li5O21 used for?
B7Ca9F2Li5O21 is used in materials science research, fundamental solid-state chemistry studies, and dielectric material exploration.
What is the band gap of B7Ca9F2Li5O21?
B7Ca9F2Li5O21 has a DFT-computed band gap of 4.20 eV across 3 reported structures.
Is B7Ca9F2Li5O21 a metal, semiconductor, or insulator?
With a wide band gap up to 4.20 eV it is an insulator / wide-band-gap material.
Is B7Ca9F2Li5O21 thermodynamically stable?
B7Ca9F2Li5O21 has a lowest energy above hull of 0.002 eV/atom (near hull (likely stable)).
How many polymorphs of B7Ca9F2Li5O21 are known?
3 structures of B7Ca9F2Li5O21 are reported across 3 databases, spanning 2 distinct space groups.
What elements does B7Ca9F2Li5O21 contain?
B7Ca9F2Li5O21 contains B, Ca, F, Li, and O (5 elements).
Where does the data for B7Ca9F2Li5O21 come from?
B7Ca9F2Li5O21 data is cross-referenced from latticegraph.
Comparison

How It Compares

As a unique, complex inorganic phase, B7Ca9F2Li5O21 stands as a distinct entity within the landscape of multi-component borates. While it does not share a direct structural family with more common binary or ternary compounds, its existence as a near-hull material positions it as a promising target for researchers seeking to expand the library of synthesizable complex oxides and fluorides.

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

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