EuMgH4
EuMgH4 is a thermodynamically stable, semiconducting complex hydride utilized in the field of hydrogen storage materials.
About EuMgH4
EuMgH4 is a complex hydride that functions as a semiconducting material. Its position on the thermodynamic convex hull highlights its inherent stability, making it a significant candidate for solid-state hydrogen storage applications.
The compound is part of a specialized group of hydrides designed to manage hydrogen density and release kinetics. Its structural complexity and electronic properties allow it to be studied alongside other metal hydrides to improve the efficiency of hydrogen-based energy systems.
Key Properties
Cross-validated computational properties for EuMgH4, 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 EuMgH4 is used.
Frequently Asked Questions
Common questions about EuMgH4, answered from cross-validated data.
What is EuMgH4?
EuMgH4 is a thermodynamically stable, semiconducting complex hydride utilized in the field of hydrogen storage materials.
What is EuMgH4 used for?
What is the band gap of EuMgH4?
Is EuMgH4 a metal, semiconductor, or insulator?
Is EuMgH4 thermodynamically stable?
How many polymorphs of EuMgH4 are known?
What elements does EuMgH4 contain?
Where does the data for EuMgH4 come from?
How It Compares
Within the hydrogen storage hydrides class.
Unlike simple binary hydrides such as LiH or MgH2, EuMgH4 incorporates a rare-earth element to modify its structural and electronic landscape. While simple hydrides like CaH2 are often used for their fundamental hydrogen-carrying capacity, EuMgH4 offers a more intricate lattice that influences its stability and potential for tailored hydrogen desorption compared to lighter, more common counterparts.
Related Compounds
Other Hydrogen Storage Hydrides in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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