La3Sb4Au3
This is a ternary intermetallic compound composed of lanthanum, antimony, and gold. It is primarily studied in academic research settings to explore complex crystal structures and the fundamental electronic properties of rare-earth metal alloys.
AuLaSb
Overview
Key Properties
Cross-validated computational properties for La3Sb4Au3, 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.
0.57 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.
5
3 databases, 1 space group
Crystallography
Reported Structures
Lowest-energy structures reported for La3Sb4Au3, 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. |
|---|---|---|---|---|---|
| I-43d (No. 220) | cubic | 0.57 | 0.0000 | -5.074 | 9.35 |
| I-43d (No. 220) | Cubic | — | — | — | 9.22 |
| I-43d (No. 220) | Cubic | — | — | — | 9.50 |
| I-43d (No. 220) | Cubic | — | — | — | 9.37 |
| I-43d (No. 220) | — | — | — | — | — |
Uses
Applications
Where La3Sb4Au3 is used.
Solid-state physics researchMaterials science characterizationIntermetallic compound studies
Reference
Frequently Asked Questions
Common questions about La3Sb4Au3, answered from cross-validated data.
What is La3Sb4Au3?
This is a ternary intermetallic compound composed of lanthanum, antimony, and gold. It is primarily studied in academic research settings to explore complex crystal structures and the fundamental electronic properties of rare-earth metal alloys.
What is La3Sb4Au3 used for?
La3Sb4Au3 is used in solid-state physics research, materials science characterization, and intermetallic compound studies.
What is the band gap of La3Sb4Au3?
La3Sb4Au3 has a DFT-computed band gap of 0.57 eV across 5 reported structures.
Is La3Sb4Au3 a metal, semiconductor, or insulator?
With a band gap up to 0.57 eV it is a semiconductor.
Is La3Sb4Au3 thermodynamically stable?
Yes — La3Sb4Au3 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of La3Sb4Au3?
The lowest-energy reported polymorph of La3Sb4Au3 is cubic symmetry, space group I-43d (No. 220).
What is the density of La3Sb4Au3?
The computed density of the ground-state structure of La3Sb4Au3 is 9.35 g/cm³.
How many polymorphs of La3Sb4Au3 are known?
5 structures of La3Sb4Au3 are reported across 3 databases, spanning 1 distinct space group.
What elements does La3Sb4Au3 contain?
La3Sb4Au3 contains Au, La, and Sb (3 elements).
Where does the data for La3Sb4Au3 come from?
La3Sb4Au3 data is cross-referenced from materials_project, mpaloe, jarvis.
Data sources & attribution
- materials_project — Data from the Materials Project. Cite: Jain et al., APL Materials 1, 011002 (2013).
- mpaloe — Data from mpaloe.
- jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).
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