As8H24O40Sr8
As8H24O40Sr8 is a stable, insulating inorganic compound composed of arsenic, hydrogen, oxygen, and strontium.
About As8H24O40Sr8
As8H24O40Sr8 is a complex inorganic compound characterized by its insulating electronic nature and significant thermodynamic stability. Its structural composition suggests it is a viable candidate for synthesis, positioning it as an interesting subject for materials research involving arsenic-based frameworks.
Because it maintains a near-hull stability profile, this compound is of interest to researchers investigating the fundamental properties of complex oxy-hydride systems. Its wide-gap electronic character indicates potential utility in specialized dielectric or insulating applications where precise structural control is required.
Key Properties
Cross-validated computational properties for As8H24O40Sr8, 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 As8H24O40Sr8, 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. |
|---|---|---|---|---|---|
| Pbca (No. 61) | orthorhombic | 4.12 | 0.0101 | -6.082 | 3.49 |
| No. 0 | unknown | — | — | — | 0.45 |
| Pbca (No. 61) | — | — | — | — | — |
Applications
Where As8H24O40Sr8 is used.
Frequently Asked Questions
Common questions about As8H24O40Sr8, answered from cross-validated data.
What is As8H24O40Sr8?
As8H24O40Sr8 is a stable, insulating inorganic compound composed of arsenic, hydrogen, oxygen, and strontium.
What is As8H24O40Sr8 used for?
What is the band gap of As8H24O40Sr8?
Is As8H24O40Sr8 a metal, semiconductor, or insulator?
Is As8H24O40Sr8 thermodynamically stable?
What is the crystal structure of As8H24O40Sr8?
What is the density of As8H24O40Sr8?
How many polymorphs of As8H24O40Sr8 are known?
What elements does As8H24O40Sr8 contain?
Where does the data for As8H24O40Sr8 come from?
How It Compares
As an unclassified material with limited structural analogs, As8H24O40Sr8 represents a distinct point in the chemical space of strontium-arsenic oxides. It serves as a foundational example of how these elements can organize into stable, insulating architectures, providing a reference point for future exploration of similar complex inorganic phases.
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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