Ge12O32Zn8
Ge12O32Zn8 is a metastable, semiconducting spinel oxide material used in specialized catalytic research.
About Ge12O32Zn8
Ge12O32Zn8 is a complex ternary oxide belonging to the spinel family, characterized by its semiconducting electronic nature. As a metastable phase, it represents a unique structural arrangement of germanium, zinc, and oxygen atoms that offers distinct pathways for chemical reactivity. Its existence within the spinel framework makes it a subject of interest for researchers exploring non-traditional catalytic surfaces. The material is primarily investigated for its potential to facilitate specific redox processes where its semiconducting properties can be leveraged to influence charge transfer at the solid-gas or solid-liquid interface.
Key Properties
Cross-validated computational properties for Ge12O32Zn8, 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 Ge12O32Zn8, 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. |
|---|---|---|---|---|---|
| P4332 (No. 212) | cubic | 2.34 | 0.0389 | -6.322 | 5.45 |
| P4332 (No. 212) | — | — | — | — | — |
| — | — | — | — | — | 5.44 |
Applications
Where Ge12O32Zn8 is used.
Frequently Asked Questions
Common questions about Ge12O32Zn8, answered from cross-validated data.
What is Ge12O32Zn8?
Ge12O32Zn8 is a metastable, semiconducting spinel oxide material used in specialized catalytic research.
What is Ge12O32Zn8 used for?
What is the band gap of Ge12O32Zn8?
Is Ge12O32Zn8 a metal, semiconductor, or insulator?
Is Ge12O32Zn8 thermodynamically stable?
What is the crystal structure of Ge12O32Zn8?
What is the density of Ge12O32Zn8?
How many polymorphs of Ge12O32Zn8 are known?
What elements does Ge12O32Zn8 contain?
Where does the data for Ge12O32Zn8 come from?
How It Compares
Within the spinel oxide catalysts class.
Unlike the highly stable and widely utilized binary oxides such as ZnO or NiO, Ge12O32Zn8 exists in a metastable state that provides a different energetic landscape for catalytic activity. While traditional spinel structures like MgAl2O4 are known for their robust mechanical and thermal resilience, this germanium-based variant offers a more specialized electronic profile that distinguishes it from the more common perovskite-type catalysts like LaMnO3 or LaAlO3.
Related Compounds
Other Spinel Oxide Catalysts in the database.
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).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
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