Al4Br4Cl16Sb8Te8
Al4Br4Cl16Sb8Te8 is a complex, thermodynamically stable semiconducting material composed of aluminum, bromine, chlorine, antimony, and tellurium.
About Al4Br4Cl16Sb8Te8
Al4Br4Cl16Sb8Te8 is a complex inorganic compound characterized by its semiconducting electronic nature. As a thermodynamically stable phase residing on the convex hull, it represents a robust structural arrangement of aluminum, bromine, chlorine, antimony, and tellurium atoms.
This material is of significant interest in solid-state chemistry due to its multifaceted elemental composition. Its stability and electronic properties make it a subject of ongoing investigation for potential applications in specialized electronic and optoelectronic device architectures.
Key Properties
Cross-validated computational properties for Al4Br4Cl16Sb8Te8, 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 Al4Br4Cl16Sb8Te8, 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. |
|---|---|---|---|---|---|
| C2/c (No. 15) | monoclinic | 0.57 | 0.0000 | -3.969 | 4.01 |
| C2/c (No. 15) | — | — | — | — | — |
| — | — | — | — | — | 3.95 |
Applications
Where Al4Br4Cl16Sb8Te8 is used.
Frequently Asked Questions
Common questions about Al4Br4Cl16Sb8Te8, answered from cross-validated data.
What is Al4Br4Cl16Sb8Te8?
Al4Br4Cl16Sb8Te8 is a complex, thermodynamically stable semiconducting material composed of aluminum, bromine, chlorine, antimony, and tellurium.
What is Al4Br4Cl16Sb8Te8 used for?
What is the band gap of Al4Br4Cl16Sb8Te8?
Is Al4Br4Cl16Sb8Te8 a metal, semiconductor, or insulator?
Is Al4Br4Cl16Sb8Te8 thermodynamically stable?
What is the crystal structure of Al4Br4Cl16Sb8Te8?
What is the density of Al4Br4Cl16Sb8Te8?
How many polymorphs of Al4Br4Cl16Sb8Te8 are known?
What elements does Al4Br4Cl16Sb8Te8 contain?
Where does the data for Al4Br4Cl16Sb8Te8 come from?
How It Compares
As a unique multi-elemental phase, this compound serves as an intriguing example of complex inorganic synthesis. Unlike simpler binary or ternary semiconductors, its intricate stoichiometry allows for a highly specific electronic environment that distinguishes it from more conventional, widely studied semiconductor materials.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
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