Be2Li2Sb2
Be2Li2Sb2 is a thermodynamically stable semiconducting ternary compound consisting of beryllium, lithium, and antimony.
About Be2Li2Sb2
Be2Li2Sb2 is a complex ternary compound composed of beryllium, lithium, and antimony. As a thermodynamically stable material situated on the convex hull, it represents a robust structural arrangement that maintains integrity under standard conditions.
This compound exhibits semiconducting electronic characteristics, making it an intriguing candidate for specialized electronic and optoelectronic applications. Its existence across multiple structural databases highlights its significance as a well-defined phase in materials science research.
Key Properties
Cross-validated computational properties for Be2Li2Sb2, 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 Be2Li2Sb2, 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. |
|---|---|---|---|---|---|
| F-43m (No. 216) | cubic | 1.01 | 0.0000 | -3.585 | 4.45 |
| P63mc (No. 186) | hexagonal | 0.87 | 0.0178 | -3.567 | 4.47 |
| P63mc (No. 186) | — | — | — | — | — |
| P63mc (No. 186) | — | — | — | — | — |
| — | — | — | — | — | 4.21 |
Applications
Where Be2Li2Sb2 is used.
Frequently Asked Questions
Common questions about Be2Li2Sb2, answered from cross-validated data.
What is Be2Li2Sb2?
Be2Li2Sb2 is a thermodynamically stable semiconducting ternary compound consisting of beryllium, lithium, and antimony.
What is Be2Li2Sb2 used for?
What is the band gap of Be2Li2Sb2?
Is Be2Li2Sb2 a metal, semiconductor, or insulator?
Is Be2Li2Sb2 thermodynamically stable?
What is the crystal structure of Be2Li2Sb2?
What is the density of Be2Li2Sb2?
How many polymorphs of Be2Li2Sb2 are known?
What elements does Be2Li2Sb2 contain?
Where does the data for Be2Li2Sb2 come from?
How It Compares
As a unique ternary phase, Be2Li2Sb2 occupies a distinct position in materials design, serving as an example of how light elements like beryllium and lithium can be combined with heavier pnictogens to achieve stable semiconducting behavior.
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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