Cu6Ho4K2Se10
Cu6Ho4K2Se10 is a semiconducting quaternary selenide compound that is theoretically stable enough to be a viable target for laboratory synthesis.
About Cu6Ho4K2Se10
Cu6Ho4K2Se10 is a complex quaternary selenide characterized by its semiconducting electronic behavior. As a material that sits near the thermodynamic hull, it is considered a promising candidate for experimental synthesis and structural characterization.
This compound represents an intriguing intersection of copper, holmium, potassium, and selenium chemistry. Its existence in multiple structural databases highlights its significance in the study of chalcogenide frameworks and their potential for specialized electronic applications.
Key Properties
Cross-validated computational properties for Cu6Ho4K2Se10, 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 Cu6Ho4K2Se10, 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. |
|---|---|---|---|---|---|
| Cmcm (No. 63) | orthorhombic | 1.09 | 0.0062 | -4.970 | 6.36 |
| Cmcm (No. 63) | — | — | — | — | — |
| — | — | — | — | — | 4.95 |
Applications
Where Cu6Ho4K2Se10 is used.
Frequently Asked Questions
Common questions about Cu6Ho4K2Se10, answered from cross-validated data.
What is Cu6Ho4K2Se10?
Cu6Ho4K2Se10 is a semiconducting quaternary selenide compound that is theoretically stable enough to be a viable target for laboratory synthesis.
What is Cu6Ho4K2Se10 used for?
What is the band gap of Cu6Ho4K2Se10?
Is Cu6Ho4K2Se10 a metal, semiconductor, or insulator?
Is Cu6Ho4K2Se10 thermodynamically stable?
What is the crystal structure of Cu6Ho4K2Se10?
What is the density of Cu6Ho4K2Se10?
How many polymorphs of Cu6Ho4K2Se10 are known?
What elements does Cu6Ho4K2Se10 contain?
Where does the data for Cu6Ho4K2Se10 come from?
How It Compares
As a unique quaternary chalcogenide, Cu6Ho4K2Se10 serves as an important case study for understanding the structural diversity of complex selenides. While it currently stands as a distinct entry without direct structural siblings in this specific dataset, it contributes to the broader understanding of how rare-earth elements and transition metals integrate into stable, semiconducting crystalline lattices.
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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