Cl18P2V2
Cl18P2V2 is a thermodynamically stable semiconducting compound containing chlorine, phosphorus, and vanadium.

About Cl18P2V2
Cl18P2V2 is a complex inorganic compound composed of chlorine, phosphorus, and vanadium. As a thermodynamically stable material situated on the convex hull, it represents a robust chemical configuration that is of significant interest for fundamental solid-state research.
The electronic character of this material is semiconducting, which positions it as a candidate for specialized optoelectronic or electronic applications. Its existence across multiple structural databases underscores its importance as a well-defined phase within the broader landscape of halide-phosphide-vanadate chemistry.
Key Properties
Cross-validated computational properties for Cl18P2V2, 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 Cl18P2V2, 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. |
|---|---|---|---|---|---|
| Cmme (No. 67) | orthorhombic | 0.12 | 0.0000 | -8.117 | 2.17 |
| — | — | — | — | — | 1.94 |
| — | — | — | — | — | 1.94 |
| Cmme (No. 67) | — | — | — | — | — |
| Cmme (No. 67) | — | — | — | — | — |
Applications
Where Cl18P2V2 is used.
Frequently Asked Questions
Common questions about Cl18P2V2, answered from cross-validated data.
What is Cl18P2V2?
Cl18P2V2 is a thermodynamically stable semiconducting compound containing chlorine, phosphorus, and vanadium.
What is Cl18P2V2 used for?
What is the band gap of Cl18P2V2?
Is Cl18P2V2 a metal, semiconductor, or insulator?
Is Cl18P2V2 thermodynamically stable?
What is the crystal structure of Cl18P2V2?
What is the density of Cl18P2V2?
How many polymorphs of Cl18P2V2 are known?
What elements does Cl18P2V2 contain?
Where does the data for Cl18P2V2 come from?
How It Compares
As a unique inorganic phase, Cl18P2V2 serves as a distinct entry point for exploring the interplay between transition metals and pnictogen-halide frameworks, representing a stable benchmark for future synthetic and theoretical investigations in its chemical class.
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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