Ge8In16Na16Se48
Ge8In16Na16Se48 is a thermodynamically stable semiconducting compound composed of germanium, indium, sodium, and selenium.
About Ge8In16Na16Se48
Ge8In16Na16Se48 is a complex quaternary compound composed of germanium, indium, sodium, and selenium. As a thermodynamically stable material residing on the convex hull, it represents a robust structural arrangement of these four elements within a semiconducting electronic framework.
This material is of significant interest in solid-state chemistry due to its unique stoichiometry and electronic properties. Its stable nature makes it a compelling candidate for fundamental research into advanced semiconducting materials and potential applications in specialized electronic devices.
Key Properties
Cross-validated computational properties for Ge8In16Na16Se48, 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 Ge8In16Na16Se48, 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. |
|---|---|---|---|---|---|
| Cc (No. 9) | monoclinic | 1.37 | 0.0000 | -4.011 | 4.09 |
| — | — | — | — | — | 4.10 |
| No. 0 | unknown | — | — | — | 1.10 |
Applications
Where Ge8In16Na16Se48 is used.
Frequently Asked Questions
Common questions about Ge8In16Na16Se48, answered from cross-validated data.
What is Ge8In16Na16Se48?
Ge8In16Na16Se48 is a thermodynamically stable semiconducting compound composed of germanium, indium, sodium, and selenium.
What is Ge8In16Na16Se48 used for?
What is the band gap of Ge8In16Na16Se48?
Is Ge8In16Na16Se48 a metal, semiconductor, or insulator?
Is Ge8In16Na16Se48 thermodynamically stable?
What is the crystal structure of Ge8In16Na16Se48?
What is the density of Ge8In16Na16Se48?
How many polymorphs of Ge8In16Na16Se48 are known?
What elements does Ge8In16Na16Se48 contain?
Where does the data for Ge8In16Na16Se48 come from?
How It Compares
As a unique quaternary phase, Ge8In16Na16Se48 represents a specialized structural configuration within the broader landscape of semiconducting chalcogenides. Without direct structural siblings in this specific class, it stands as a distinct example of how complex multi-element integration can achieve thermodynamic stability.
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).
- cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).
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