Cu2K2Pd2Se10
This compound is a complex quaternary selenide containing copper, potassium, palladium, and selenium. It is primarily studied in solid-state chemistry research for its unique structural properties and potential electronic characteristics.
CuKPdSe
Overview
Key Properties
Cross-validated computational properties for Cu2K2Pd2Se10, 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.
0.92 eV
Range across DFT structures
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.
0.000 eV/atom
Best (lowest) across sources
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.
On hull (stable)
2 DFT sources
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
3
3 databases, 1 space group
Crystallography
Reported Structures
Lowest-energy structures reported for Cu2K2Pd2Se10, 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. |
|---|---|---|---|---|---|
| P21/m (No. 11) | monoclinic | 0.92 | 0.0000 | -4.202 | 4.87 |
| P21/m (No. 11) | — | — | — | — | — |
| — | — | — | — | — | 4.86 |
Uses
Applications
Where Cu2K2Pd2Se10 is used.
Solid-state chemistry researchMaterials science exploration
Reference
Frequently Asked Questions
Common questions about Cu2K2Pd2Se10, answered from cross-validated data.
What is Cu2K2Pd2Se10?
This compound is a complex quaternary selenide containing copper, potassium, palladium, and selenium. It is primarily studied in solid-state chemistry research for its unique structural properties and potential electronic characteristics.
What is Cu2K2Pd2Se10 used for?
Cu2K2Pd2Se10 is used in solid-state chemistry research and materials science exploration.
What is the band gap of Cu2K2Pd2Se10?
Cu2K2Pd2Se10 has a DFT-computed band gap of 0.92 eV across 3 reported structures.
Is Cu2K2Pd2Se10 a metal, semiconductor, or insulator?
With a band gap up to 0.92 eV it is a semiconductor.
Is Cu2K2Pd2Se10 thermodynamically stable?
Yes — Cu2K2Pd2Se10 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of Cu2K2Pd2Se10?
The lowest-energy reported polymorph of Cu2K2Pd2Se10 is monoclinic symmetry, space group P21/m (No. 11).
What is the density of Cu2K2Pd2Se10?
The computed density of the ground-state structure of Cu2K2Pd2Se10 is 4.87 g/cm³.
How many polymorphs of Cu2K2Pd2Se10 are known?
3 structures of Cu2K2Pd2Se10 are reported across 3 databases, spanning 1 distinct space group.
What elements does Cu2K2Pd2Se10 contain?
Cu2K2Pd2Se10 contains Cu, K, Pd, and Se (4 elements).
Where does the data for Cu2K2Pd2Se10 come from?
Cu2K2Pd2Se10 data is cross-referenced from materials_project, aflow, omat24.
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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