Cl4Cr4K4O12
Cl4Cr4K4O12 is a metastable semiconducting inorganic compound composed of chlorine, chromium, potassium, and oxygen.
About Cl4Cr4K4O12
Cl4Cr4K4O12 is an inorganic compound characterized by its semiconducting electronic nature. As a metastable phase, it represents a specific configuration of chlorine, chromium, potassium, and oxygen atoms that offers intriguing possibilities for materials research and specialized chemical synthesis.
Its structural complexity and electronic properties make it a subject of interest for those studying metastable inorganic systems. Understanding the behavior of this compound provides insights into the broader landscape of chromium-based oxychlorides and their potential utility in electronic applications.
Key Properties
Cross-validated computational properties for Cl4Cr4K4O12, 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 Cl4Cr4K4O12, 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/c (No. 14) | monoclinic | 2.79 | 0.0672 | -6.373 | 2.35 |
| No. 0 | unknown | — | — | — | 0.63 |
| P21/c (No. 14) | — | — | — | — | — |
| P21/c (No. 14) | — | — | — | — | — |
| No. 0 | unknown | — | — | — | 0.63 |
Patent Landscape
2 patents reference Cl4Cr4K4O12 or close compositional variants.
| Patent | Title | Assignee | Granted |
|---|---|---|---|
| 8248032 | Charging system for prioritizing load consumption in a notebook computer | — | — |
| 8263193 | Vacuum treatment method | — | — |
Frequently Asked Questions
Common questions about Cl4Cr4K4O12, answered from cross-validated data.
What is Cl4Cr4K4O12?
Cl4Cr4K4O12 is a metastable semiconducting inorganic compound composed of chlorine, chromium, potassium, and oxygen.
What is the band gap of Cl4Cr4K4O12?
Is Cl4Cr4K4O12 a metal, semiconductor, or insulator?
Is Cl4Cr4K4O12 thermodynamically stable?
What is the crystal structure of Cl4Cr4K4O12?
What is the density of Cl4Cr4K4O12?
How many polymorphs of Cl4Cr4K4O12 are known?
What elements does Cl4Cr4K4O12 contain?
Where does the data for Cl4Cr4K4O12 come from?
How It Compares
As a metastable semiconducting phase, Cl4Cr4K4O12 occupies a unique niche in inorganic chemistry. While it lacks direct structural siblings in this context, its existence highlights the diversity of chromium-potassium-oxygen frameworks, serving as a distinct example of how specific stoichiometry can influence electronic stability.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
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