Ag1In2Na1
Ag1In2Na1 is a semiconducting ternary intermetallic compound that exists in a metastable state.
About Ag1In2Na1
Ag1In2Na1 is a complex ternary intermetallic compound characterized by its semiconducting electronic behavior. As a material with multiple reported structural configurations, it represents a subject of interest for researchers investigating the interplay between silver, indium, and sodium in solid-state systems.
Due to its position relative to the thermodynamic ground state, this compound is considered metastable. Its existence across various structural databases highlights the complexity of its phase space and the challenges associated with synthesizing and stabilizing such multi-element metallic phases.
Key Properties
Cross-validated computational properties for Ag1In2Na1, aggregated across 2 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 Ag1In2Na1, 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. |
|---|---|---|---|---|---|
| Immm (No. 71) | orthorhombic | 0.11 | 1.1005 | -16.592 | 0.48 |
| R3m (No. 160) | — | — | — | — | — |
| Immm (No. 71) | — | — | — | — | — |
| Cm (No. 8) | — | — | — | — | — |
| Cmmm (No. 65) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
| P2/m (No. 10) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| R-3m (No. 166) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
| Pm (No. 6) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
Frequently Asked Questions
Common questions about Ag1In2Na1, answered from cross-validated data.
What is Ag1In2Na1?
Ag1In2Na1 is a semiconducting ternary intermetallic compound that exists in a metastable state.
What is the band gap of Ag1In2Na1?
Is Ag1In2Na1 a metal, semiconductor, or insulator?
Is Ag1In2Na1 thermodynamically stable?
What is the crystal structure of Ag1In2Na1?
What is the density of Ag1In2Na1?
How many polymorphs of Ag1In2Na1 are known?
What elements does Ag1In2Na1 contain?
Where does the data for Ag1In2Na1 come from?
How It Compares
As a unique ternary intermetallic, Ag1In2Na1 occupies a specialized niche in materials science where the combination of noble metal, post-transition metal, and alkali metal components creates distinct electronic properties that differ significantly from simple binary 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).
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