Ge4Pt4S4
Ge4Pt4S4 is a thermodynamically stable semiconducting compound containing germanium, platinum, and sulfur.
About Ge4Pt4S4
Ge4Pt4S4 is a complex inorganic compound composed of germanium, platinum, and sulfur. As a thermodynamically stable phase located on the convex hull, it represents a robust structural arrangement of these elements that maintains integrity under standard conditions.
This material exhibits semiconducting electronic character, making it a subject of interest for researchers investigating electronic and optoelectronic properties. Its existence across multiple structural databases highlights its significance as a well-defined crystalline phase within its chemical system.
Key Properties
Cross-validated computational properties for Ge4Pt4S4, 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 Ge4Pt4S4, 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 | 1.02 | 0.0000 | -5.695 | 9.70 |
| — | — | — | — | — | 9.50 |
| Pca21 (No. 29) | — | — | — | — | — |
| Pca21 (No. 29) | — | — | — | — | — |
Frequently Asked Questions
Common questions about Ge4Pt4S4, answered from cross-validated data.
What is Ge4Pt4S4?
Ge4Pt4S4 is a thermodynamically stable semiconducting compound containing germanium, platinum, and sulfur.
What is the band gap of Ge4Pt4S4?
Is Ge4Pt4S4 a metal, semiconductor, or insulator?
Is Ge4Pt4S4 thermodynamically stable?
What is the crystal structure of Ge4Pt4S4?
What is the density of Ge4Pt4S4?
How many polymorphs of Ge4Pt4S4 are known?
What elements does Ge4Pt4S4 contain?
Where does the data for Ge4Pt4S4 come from?
How It Compares
As a distinct crystalline phase, Ge4Pt4S4 occupies a unique position in the landscape of ternary germanium-platinum-sulfur materials, serving as a stable reference point for understanding the bonding and electronic behavior of this specific stoichiometry.
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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