Br6LiNa2Y

Br6LiNa2Y is an insulating halide compound being studied for its potential role as a solid electrolyte in battery technology.

Crystal structure of Br6LiNa2Y (cubic, Fm-3m (No. 225))
Ground-state structure · Materials Project
Overview

About Br6LiNa2Y

Br6LiNa2Y is a complex halide compound classified within the family of potential solid electrolytes. As a wide-band-gap insulator, it exhibits the electronic characteristics typical of materials intended for ion-conducting applications, though its thermodynamic stability indicates it exists above the hull, suggesting it may be meta-stable or difficult to synthesize in pure form. The material is of interest to researchers investigating new ionic conductors for energy storage. Its structural complexity is highlighted by its presence in multiple databases, reflecting ongoing efforts to map the phase space of lithium-containing halide frameworks.

At a glance

Key Properties

Cross-validated computational properties for Br6LiNa2Y, aggregated across 3 databases.

Band Gap

3.12 eV
Range across DFT structures

Energy Above Hull

0.143 eV/atom
Best (lowest) across sources

Stability

Above hull
2 DFT sources

Structures

3
3 databases, 1 space group
Crystallography

Reported Structures

Lowest-energy structures reported for Br6LiNa2Y, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
Fm-3m (No. 225)cubic3.120.1435-3.9723.17
Fm-3m (No. 225)
3.42
Uses

Applications

Where Br6LiNa2Y is used.

Solid-state battery researchIonic conductor development
Reference

Frequently Asked Questions

Common questions about Br6LiNa2Y, answered from cross-validated data.

What is Br6LiNa2Y?

Br6LiNa2Y is an insulating halide compound being studied for its potential role as a solid electrolyte in battery technology.

More questions
What is Br6LiNa2Y used for?
Br6LiNa2Y is used in solid-state battery research and ionic conductor development.
What is the band gap of Br6LiNa2Y?
Br6LiNa2Y has a DFT-computed band gap of 3.12 eV across 3 reported structures.
Is Br6LiNa2Y a metal, semiconductor, or insulator?
With a wide band gap up to 3.12 eV it is an insulator / wide-band-gap material.
Is Br6LiNa2Y thermodynamically stable?
Br6LiNa2Y has a lowest energy above hull of 0.143 eV/atom (above hull).
What is the crystal structure of Br6LiNa2Y?
The lowest-energy reported polymorph of Br6LiNa2Y is cubic symmetry, space group Fm-3m (No. 225).
What is the density of Br6LiNa2Y?
The computed density of the ground-state structure of Br6LiNa2Y is 3.17 g/cm³.
How many polymorphs of Br6LiNa2Y are known?
3 structures of Br6LiNa2Y are reported across 3 databases, spanning 1 distinct space group.
What elements does Br6LiNa2Y contain?
Br6LiNa2Y contains Br, Li, Na, and Y (4 elements).
Where does the data for Br6LiNa2Y come from?
Br6LiNa2Y data is cross-referenced from materials_project, nomad, omat24.
Comparison

How It Compares

Within the halide solid electrolytes class.

Compared to more established halide electrolytes like Br12In2Li6 or Cl12Li6Sc2, Br6LiNa2Y represents a more exotic composition. While many members of this class are explored for their high ionic conductivity, this specific compound's position above the thermodynamic hull makes it a more challenging candidate for practical implementation than the more stable, well-characterized halide structures found in the same family.

Explore

Related Compounds

Other Halide Solid Electrolytes in the database.

Data sources & attribution
  • materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
  • nomad — Data from NOMAD. Cite: Draxl & Scheffler, J. Phys. Mater. 2, 036001 (2019).
  • omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).

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