As4H4O20Zn8
As4H4O20Zn8 is a thermodynamically stable, semiconducting inorganic compound composed of arsenic, hydrogen, oxygen, and zinc.
About As4H4O20Zn8
As4H4O20Zn8 is a complex inorganic compound featuring a precise arrangement of arsenic, hydrogen, oxygen, and zinc. Its electronic character as a semiconductor makes it an intriguing candidate for specialized electronic and optoelectronic research applications.
As a thermodynamically stable material situated on the convex hull, this compound exhibits structural robustness. Its existence across multiple reported structures highlights its significance as a subject for deeper investigation into its crystalline behavior and potential functional utility.
Key Properties
Cross-validated computational properties for As4H4O20Zn8, 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 As4H4O20Zn8, 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. |
|---|---|---|---|---|---|
| Pnnm (No. 58) | orthorhombic | 1.97 | 0.0000 | -5.632 | 4.23 |
| Pnnm (No. 58) | — | — | — | — | — |
| No. 0 | unknown | — | — | — | 2.27 |
Applications
Where As4H4O20Zn8 is used.
Frequently Asked Questions
Common questions about As4H4O20Zn8, answered from cross-validated data.
What is As4H4O20Zn8?
As4H4O20Zn8 is a thermodynamically stable, semiconducting inorganic compound composed of arsenic, hydrogen, oxygen, and zinc.
What is As4H4O20Zn8 used for?
What is the band gap of As4H4O20Zn8?
Is As4H4O20Zn8 a metal, semiconductor, or insulator?
Is As4H4O20Zn8 thermodynamically stable?
What is the crystal structure of As4H4O20Zn8?
What is the density of As4H4O20Zn8?
How many polymorphs of As4H4O20Zn8 are known?
What elements does As4H4O20Zn8 contain?
Where does the data for As4H4O20Zn8 come from?
How It Compares
As a unique inorganic compound, As4H4O20Zn8 serves as a distinct entry in materials databases. Without direct structural siblings in its immediate class, it stands as a specialized material that offers researchers a specific template for studying the interplay between zinc-oxygen frameworks and arsenic-based coordination.
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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