P56Pb4Zn4
P56Pb4Zn4 is a stable, semiconducting ternary compound consisting of phosphorus, lead, and zinc.
About P56Pb4Zn4
P56Pb4Zn4 is a complex ternary compound composed of phosphorus, lead, and zinc. As a thermodynamically stable phase residing on the convex hull, it represents a robust crystalline arrangement that maintains structural integrity under standard conditions.
This material exhibits semiconducting electronic character, making it an interesting candidate for investigation in electronic and optoelectronic applications. Given its unique stoichiometry and stability, it serves as a specialized subject for researchers studying the intersection of pnictides and heavy metal alloys.
Key Properties
Cross-validated computational properties for P56Pb4Zn4, 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 P56Pb4Zn4, 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. |
|---|---|---|---|---|---|
| Pnma (No. 62) | orthorhombic | 1.14 | 0.0000 | -5.102 | 3.43 |
| Pnma (No. 62) | orthorhombic | 1.24 | 0.0767 | -5.025 | 2.70 |
| Pnma (No. 62) | — | — | — | — | — |
| Pnma (No. 62) | — | — | — | — | — |
| — | — | — | — | — | 2.63 |
Frequently Asked Questions
Common questions about P56Pb4Zn4, answered from cross-validated data.
What is P56Pb4Zn4?
P56Pb4Zn4 is a stable, semiconducting ternary compound consisting of phosphorus, lead, and zinc.
What is the band gap of P56Pb4Zn4?
Is P56Pb4Zn4 a metal, semiconductor, or insulator?
Is P56Pb4Zn4 thermodynamically stable?
What is the crystal structure of P56Pb4Zn4?
What is the density of P56Pb4Zn4?
How many polymorphs of P56Pb4Zn4 are known?
What elements does P56Pb4Zn4 contain?
Where does the data for P56Pb4Zn4 come from?
How It Compares
As a unique ternary phase, P56Pb4Zn4 occupies a distinct position within its chemical space, offering a stable structural framework that differentiates it from simpler binary phosphides or metallic alloys.
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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