F28Sb4Xe4
F28Sb4Xe4 is a thermodynamically stable semiconducting compound composed of fluorine, antimony, and xenon.
About F28Sb4Xe4
F28Sb4Xe4 is a complex inorganic compound composed of fluorine, antimony, and xenon. As a thermodynamically stable material situated on the convex hull, it represents a robust configuration within its chemical system, demonstrating structural integrity under standard conditions.
This compound exhibits semiconducting electronic character, positioning it as a subject of interest for fundamental studies in solid-state chemistry. Its specific arrangement of noble gas and pnictogen elements offers a distinct electronic environment that differentiates it from simpler binary or ternary halides.
Key Properties
Cross-validated computational properties for F28Sb4Xe4, 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 F28Sb4Xe4, 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. |
|---|---|---|---|---|---|
| P21/c (No. 14) | monoclinic | 2.76 | 0.0000 | -3.980 | 4.04 |
| P21/c (No. 14) | — | — | — | — | — |
| No. 0 | unknown | — | — | — | 1.01 |
Frequently Asked Questions
Common questions about F28Sb4Xe4, answered from cross-validated data.
What is F28Sb4Xe4?
F28Sb4Xe4 is a thermodynamically stable semiconducting compound composed of fluorine, antimony, and xenon.
What is the band gap of F28Sb4Xe4?
Is F28Sb4Xe4 a metal, semiconductor, or insulator?
Is F28Sb4Xe4 thermodynamically stable?
What is the crystal structure of F28Sb4Xe4?
What is the density of F28Sb4Xe4?
How many polymorphs of F28Sb4Xe4 are known?
What elements does F28Sb4Xe4 contain?
Where does the data for F28Sb4Xe4 come from?
How It Compares
As a unique inorganic compound, F28Sb4Xe4 occupies a specialized niche in materials science. Without direct structural siblings in its immediate class, it serves as a primary example of how xenon can be incorporated into stable, complex fluoride-based lattices alongside antimony.
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).
- cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).
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