Ge2O14P4
Ge2O14P4 is a stable, wide-gap insulating compound consisting of germanium, oxygen, and phosphorus used in solid-state materials research.
About Ge2O14P4
Ge2O14P4 is a complex inorganic compound composed of germanium, oxygen, and phosphorus. It is characterized as a wide-gap insulating material, exhibiting robust electronic properties that make it a subject of interest in structural chemistry. Its position on the convex hull indicates that it is a thermodynamically stable phase under standard conditions.
This material is primarily studied for its unique structural arrangements, with multiple reported configurations across various databases. Its stability and insulating nature suggest potential utility in specialized dielectric applications or as a precursor in advanced ceramic synthesis where precise compositional control is required.
Key Properties
Cross-validated computational properties for Ge2O14P4, 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 Ge2O14P4, 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 | 3.83 | 0.0000 | -7.489 | 3.49 |
| P-1 (No. 2) | — | — | — | — | — |
| — | — | — | — | — | 2.73 |
Applications
Where Ge2O14P4 is used.
Frequently Asked Questions
Common questions about Ge2O14P4, answered from cross-validated data.
What is Ge2O14P4?
Ge2O14P4 is a stable, wide-gap insulating compound consisting of germanium, oxygen, and phosphorus used in solid-state materials research.
What is Ge2O14P4 used for?
What is the band gap of Ge2O14P4?
Is Ge2O14P4 a metal, semiconductor, or insulator?
Is Ge2O14P4 thermodynamically stable?
What is the crystal structure of Ge2O14P4?
What is the density of Ge2O14P4?
How many polymorphs of Ge2O14P4 are known?
What elements does Ge2O14P4 contain?
Where does the data for Ge2O14P4 come from?
How It Compares
As a distinct member of the phosphate-germanate family, Ge2O14P4 stands out due to its confirmed thermodynamic stability. While it shares the insulating characteristics common to many oxide-based frameworks, its specific stoichiometry allows it to maintain a stable lattice structure that is highly valued in fundamental materials science research.
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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