H2B2Rb2
H2B2Rb2 is a stable, insulating hydrogen-bearing compound used in advanced energy storage research.
About H2B2Rb2
H2B2Rb2 is a specialized hydrogen storage hydride characterized by its wide-band-gap insulating electronic structure. As a thermodynamically stable compound residing on the convex hull, it represents a robust configuration within the borohydride-related chemical space, offering potential for solid-state hydrogen containment. Its structural integrity makes it a significant candidate for fundamental studies in materials science, particularly regarding the interaction between alkali metals and boron-hydrogen frameworks. The compound is primarily utilized in research contexts focused on developing high-density hydrogen carriers and understanding the stability limits of complex hydrides. By leveraging its stable crystalline architecture, researchers aim to optimize hydrogen release and uptake cycles for future energy storage technologies.
Key Properties
Cross-validated computational properties for H2B2Rb2, 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.
Applications
Where H2B2Rb2 is used.
Frequently Asked Questions
Common questions about H2B2Rb2, answered from cross-validated data.
What is H2B2Rb2?
H2B2Rb2 is a stable, insulating hydrogen-bearing compound used in advanced energy storage research.
What is H2B2Rb2 used for?
What is the band gap of H2B2Rb2?
Is H2B2Rb2 a metal, semiconductor, or insulator?
Is H2B2Rb2 thermodynamically stable?
How many polymorphs of H2B2Rb2 are known?
What elements does H2B2Rb2 contain?
Where does the data for H2B2Rb2 come from?
How It Compares
Within the hydrogen storage hydrides class.
Within the class of hydrogen storage hydrides, H2B2Rb2 occupies a distinct niche compared to simpler binary hydrides like LiH or MgH2. While traditional metal hydrides often prioritize high gravimetric density, H2B2Rb2 provides a more complex structural environment, sharing more in common with the boron-rich frameworks found in BH3 derivatives than with simple ionic hydrides like CaH2.
Related Compounds
Other Hydrogen Storage Hydrides in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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