Br14Ga2Se2
Br14Ga2Se2 is a semiconducting gallium-based halide selenide that is considered a promising candidate for experimental synthesis.
About Br14Ga2Se2
Br14Ga2Se2 is a complex inorganic compound composed of bromine, gallium, and selenium. As a semiconducting material, it represents a unique intersection of halide and chalcogenide chemistries, offering distinct electronic properties that are of interest for fundamental solid-state physics research.
This compound is characterized by its near-hull thermodynamic stability, suggesting it is a viable candidate for experimental synthesis. Its existence within structural databases highlights its role as a specialized material for exploring complex crystal architectures in the broader landscape of semiconducting compounds.
Key Properties
Cross-validated computational properties for Br14Ga2Se2, aggregated across 3 databases.
Band GapEnergy needed to move an electron from the valence band to the conduction band. Lower or zero values tend to behave more metallic; larger gaps are more insulating or semiconducting.
Energy Above HullThermodynamic distance from the most stable set of competing phases. 0 eV/atom is on the convex hull; small positive values may still be experimentally accessible.
StabilityA plain-language summary of the best reported energy-above-hull result. It reflects whether the lowest-energy structure is on, near, or far from the stability hull.
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
Reported Structures
Lowest-energy structures reported for Br14Ga2Se2, ranked by energy above hull.
| Space GroupSymmetry classification of the crystal arrangement. The number is the international space-group index. | Crystal SystemBroad lattice family, such as cubic, tetragonal, monoclinic, or triclinic, derived from unit-cell symmetry. | Band Gap (eV)Electronic gap calculated for this specific reported structure, measured in electronvolts. | E above hull (eV/atom)Thermodynamic distance from the convex hull for this structure, normalized per atom. Lower is generally more stable. | E/atom (eV)Computed total energy normalized per atom. Use energy above hull, not this value alone, when comparing stability. | Density (g/cm³)Mass per relaxed crystal volume, reported in grams per cubic centimeter. |
|---|---|---|---|---|---|
| Pc (No. 7) | monoclinic | 2.22 | 0.0237 | -2.897 | 3.66 |
| No. 0 | unknown | — | — | — | 1.94 |
| Pc (No. 7) | — | — | — | — | — |
Applications
Where Br14Ga2Se2 is used.
Frequently Asked Questions
Common questions about Br14Ga2Se2, answered from cross-validated data.
What is Br14Ga2Se2?
Br14Ga2Se2 is a semiconducting gallium-based halide selenide that is considered a promising candidate for experimental synthesis.
What is Br14Ga2Se2 used for?
What is the band gap of Br14Ga2Se2?
Is Br14Ga2Se2 a metal, semiconductor, or insulator?
Is Br14Ga2Se2 thermodynamically stable?
What is the crystal structure of Br14Ga2Se2?
What is the density of Br14Ga2Se2?
How many polymorphs of Br14Ga2Se2 are known?
What elements does Br14Ga2Se2 contain?
Where does the data for Br14Ga2Se2 come from?
How It Compares
As a specialized compound with a unique elemental composition, Br14Ga2Se2 serves as an intriguing case study for structural complexity in inorganic chemistry. While it does not share a direct class with more common binary semiconductors, its position near the thermodynamic hull makes it a significant subject for researchers investigating the limits of stable, multi-element semiconductor formation.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
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