Ge2In4Li4S12
Ge2In4Li4S12 is a semiconducting sulfide compound being explored as a solid electrolyte for next-generation battery technologies.
About Ge2In4Li4S12
Ge2In4Li4S12 is a complex quaternary sulfide designed for use as a solid-state electrolyte. Its semiconducting electronic character and structural composition position it as a candidate for high-performance energy storage systems where ionic mobility is critical.
As a near-hull stable material, it is considered experimentally accessible for synthesis. Its unique arrangement of germanium, indium, lithium, and sulfur atoms provides a distinct framework for investigating ion transport pathways in solid-state batteries.
Key Properties
Cross-validated computational properties for Ge2In4Li4S12, 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 Ge2In4Li4S12, 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 | 2.32 | 0.0138 | -4.553 | 3.26 |
| Cc (No. 9) | — | — | — | — | — |
| No. 0 | unknown | — | — | — | 0.86 |
Applications
Where Ge2In4Li4S12 is used.
Frequently Asked Questions
Common questions about Ge2In4Li4S12, answered from cross-validated data.
What is Ge2In4Li4S12?
Ge2In4Li4S12 is a semiconducting sulfide compound being explored as a solid electrolyte for next-generation battery technologies.
What is Ge2In4Li4S12 used for?
What is the band gap of Ge2In4Li4S12?
Is Ge2In4Li4S12 a metal, semiconductor, or insulator?
Is Ge2In4Li4S12 thermodynamically stable?
What is the crystal structure of Ge2In4Li4S12?
What is the density of Ge2In4Li4S12?
How many polymorphs of Ge2In4Li4S12 are known?
What elements does Ge2In4Li4S12 contain?
Where does the data for Ge2In4Li4S12 come from?
How It Compares
Within the sulfide solid electrolytes class.
Within the diverse family of sulfide solid electrolytes, Ge2In4Li4S12 occupies a specific niche alongside materials like Li2In2GeS6 and In4Li4S12Si2. While compounds such as Li14P6S22 are widely recognized for their high ionic conductivity, Ge2In4Li4S12 offers a different elemental balance, utilizing indium and germanium to tune the structural lattice compared to the phosphorus-heavy frameworks found in other common class members.
Related Compounds
Other Sulfide Solid Electrolytes 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).
- cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).
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