B2H2In2O18P4Rb2
B2H2In2O18P4Rb2 is a thermodynamically stable, insulating inorganic compound composed of boron, hydrogen, indium, oxygen, phosphorus, and rubidium.
About B2H2In2O18P4Rb2
B2H2In2O18P4Rb2 is a complex, multi-element inorganic compound characterized by its wide-band-gap insulating electronic profile. Its structural integrity is underscored by its status as a thermodynamically stable phase, positioning it as a robust material within its chemical system.
Because of its unique composition and stability, this material serves as a subject of interest for fundamental solid-state research. It represents a specific arrangement of boron, hydrogen, indium, oxygen, phosphorus, and rubidium that maintains structural consistency across reported configurations.
Key Properties
Cross-validated computational properties for B2H2In2O18P4Rb2, 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 B2H2In2O18P4Rb2, 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. |
|---|---|---|---|---|---|
| P-1 (No. 2) | triclinic | 4.05 | 0.0000 | -7.132 | 3.73 |
| No. 0 | unknown | — | — | — | 1.88 |
| P-1 (No. 2) | — | — | — | — | — |
Frequently Asked Questions
Common questions about B2H2In2O18P4Rb2, answered from cross-validated data.
What is B2H2In2O18P4Rb2?
B2H2In2O18P4Rb2 is a thermodynamically stable, insulating inorganic compound composed of boron, hydrogen, indium, oxygen, phosphorus, and rubidium.
What is the band gap of B2H2In2O18P4Rb2?
Is B2H2In2O18P4Rb2 a metal, semiconductor, or insulator?
Is B2H2In2O18P4Rb2 thermodynamically stable?
What is the crystal structure of B2H2In2O18P4Rb2?
What is the density of B2H2In2O18P4Rb2?
How many polymorphs of B2H2In2O18P4Rb2 are known?
What elements does B2H2In2O18P4Rb2 contain?
Where does the data for B2H2In2O18P4Rb2 come from?
How It Compares
As a distinct inorganic phase, B2H2In2O18P4Rb2 occupies a unique position in materials science where its specific stoichiometry defines its role as a stable, insulating framework. Without direct structural siblings, it stands as a specialized example of complex polyanionic chemistry.
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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