La3Cu3Sb4
This compound is a ternary intermetallic material composed of lanthanum, copper, and antimony. It is primarily studied in academic research for its electronic and magnetic properties within the field of condensed matter physics.
CuLaSb
Overview
Key Properties
Cross-validated computational properties for La3Cu3Sb4, 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.
0.28 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 La3Cu3Sb4, 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 | 0.28 | 0.0000 | -5.277 | 7.51 |
| I-43d (No. 220) | Cubic | — | — | — | 7.51 |
| I-43d (No. 220) | Cubic | — | — | — | 7.57 |
| I-43d (No. 220) | Cubic | — | — | — | 7.57 |
| I-43d (No. 220) | — | — | — | — | — |
Uses
Applications
Where La3Cu3Sb4 is used.
Solid-state physics researchMaterials science studiesInvestigation of electronic transport properties
Reference
Frequently Asked Questions
Common questions about La3Cu3Sb4, answered from cross-validated data.
What is La3Cu3Sb4?
This compound is a ternary intermetallic material composed of lanthanum, copper, and antimony. It is primarily studied in academic research for its electronic and magnetic properties within the field of condensed matter physics.
More questions
What is La3Cu3Sb4 used for?
La3Cu3Sb4 is used in solid-state physics research, materials science studies, and investigation of electronic transport properties.
What is the band gap of La3Cu3Sb4?
La3Cu3Sb4 has a DFT-computed band gap of 0.28 eV across 5 reported structures.
Is La3Cu3Sb4 a metal, semiconductor, or insulator?
With a band gap up to 0.28 eV it is a semiconductor.
Is La3Cu3Sb4 thermodynamically stable?
Yes — La3Cu3Sb4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of La3Cu3Sb4?
The lowest-energy reported polymorph of La3Cu3Sb4 is cubic symmetry, space group I-43d (No. 220).
What is the density of La3Cu3Sb4?
The computed density of the ground-state structure of La3Cu3Sb4 is 7.51 g/cm³.
How many polymorphs of La3Cu3Sb4 are known?
5 structures of La3Cu3Sb4 are reported across 3 databases, spanning 1 distinct space group.
What elements does La3Cu3Sb4 contain?
La3Cu3Sb4 contains Cu, La, and Sb (3 elements).
Where does the data for La3Cu3Sb4 come from?
La3Cu3Sb4 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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