Ag1Be2Pt1
Ag1Be2Pt1 is a metastable, semiconducting platinum-group alloy used in advanced materials research.
About Ag1Be2Pt1
Ag1Be2Pt1 is a member of the platinum-group alloy catalyst class, characterized by its distinct semiconducting electronic nature. Its composition reflects the complex interplay between noble metals and light elements, which often dictates the catalytic surface properties in these metallic systems.
While the compound exhibits significant structural complexity with numerous reported configurations, it is identified as being above the thermodynamic hull. This suggests that the material is metastable, requiring specific synthesis conditions to stabilize its unique atomic arrangement for potential use in specialized chemical processes.
Key Properties
Cross-validated computational properties for Ag1Be2Pt1, 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 Ag1Be2Pt1, 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 | 1.40 | 2.0858 | -2.299 | 0.89 |
| P4/mmm (No. 123) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
| Pmmm (No. 47) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| R3m (No. 160) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
| Fm-3m (No. 225) | — | — | — | — | — |
| F-43m (No. 216) | — | — | — | — | — |
| C2/m (No. 12) | — | — | — | — | — |
| Fm-3m (No. 225) | — | — | — | — | — |
Applications
Where Ag1Be2Pt1 is used.
Frequently Asked Questions
Common questions about Ag1Be2Pt1, answered from cross-validated data.
What is Ag1Be2Pt1?
Ag1Be2Pt1 is a metastable, semiconducting platinum-group alloy used in advanced materials research.
What is Ag1Be2Pt1 used for?
What is the band gap of Ag1Be2Pt1?
Is Ag1Be2Pt1 a metal, semiconductor, or insulator?
Is Ag1Be2Pt1 thermodynamically stable?
What is the crystal structure of Ag1Be2Pt1?
What is the density of Ag1Be2Pt1?
How many polymorphs of Ag1Be2Pt1 are known?
What elements does Ag1Be2Pt1 contain?
Where does the data for Ag1Be2Pt1 come from?
How It Compares
Within the platinum-group alloy catalysts class.
Within the diverse family of platinum-group alloys, Ag1Be2Pt1 occupies a niche position compared to more stable or common phases like As2Pt or GeRu. Unlike these more robust members, its metastable nature highlights the synthetic challenges inherent in balancing silver, beryllium, and platinum to achieve specific catalytic functionality.
Related Compounds
Other Platinum-Group Alloy Catalysts in the database.
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).
Analyze Ag1Be2Pt1 in the Lattice Graph platform
Polymorph comparison, confidence scoring, supply-chain risk, and patent monitoring — across 53 integrated data sources.
Explore the Platform →