Ge8K16O32Zn8
This compound is a complex quaternary oxide belonging to the class of germanates. It is primarily utilized in materials science research for investigating structural properties and potential applications in solid-state chemistry.
GeKOZn
Overview
Key Properties
Cross-validated computational properties for Ge8K16O32Zn8, 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.
3.03 eV
Range across DFT structures
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.
0.000 eV/atom
Best (lowest) across sources
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.
On hull (stable)
2 DFT sources
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
4
3 databases, 1 space group
Crystallography
Reported Structures
Lowest-energy structures reported for Ge8K16O32Zn8, 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. |
|---|---|---|---|---|---|
| Pca21 (No. 29) | orthorhombic | 3.03 | 0.0000 | -5.537 | 3.65 |
| — | — | — | — | — | 3.65 |
| — | — | — | — | — | 3.65 |
| Pca21 (No. 29) | — | — | — | — | — |
Uses
Applications
Where Ge8K16O32Zn8 is used.
Materials science researchSolid-state chemistry studiesCrystallographic analysis
Reference
Frequently Asked Questions
Common questions about Ge8K16O32Zn8, answered from cross-validated data.
What is Ge8K16O32Zn8?
This compound is a complex quaternary oxide belonging to the class of germanates. It is primarily utilized in materials science research for investigating structural properties and potential applications in solid-state chemistry.
More questions
What is Ge8K16O32Zn8 used for?
Ge8K16O32Zn8 is used in materials science research, solid-state chemistry studies, and crystallographic analysis.
What is the band gap of Ge8K16O32Zn8?
Ge8K16O32Zn8 has a DFT-computed band gap of 3.03 eV across 4 reported structures.
Is Ge8K16O32Zn8 a metal, semiconductor, or insulator?
With a wide band gap up to 3.03 eV it is an insulator / wide-band-gap material.
Is Ge8K16O32Zn8 thermodynamically stable?
Yes — Ge8K16O32Zn8 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of Ge8K16O32Zn8?
The lowest-energy reported polymorph of Ge8K16O32Zn8 is orthorhombic symmetry, space group Pca21 (No. 29).
What is the density of Ge8K16O32Zn8?
The computed density of the ground-state structure of Ge8K16O32Zn8 is 3.65 g/cm³.
How many polymorphs of Ge8K16O32Zn8 are known?
4 structures of Ge8K16O32Zn8 are reported across 3 databases, spanning 1 distinct space group.
What elements does Ge8K16O32Zn8 contain?
Ge8K16O32Zn8 contains Ge, K, O, and Zn (4 elements).
Where does the data for Ge8K16O32Zn8 come from?
Ge8K16O32Zn8 data is cross-referenced from materials_project, omat24, aflow.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
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