Ga1Pt2Y1
Ga1Pt2Y1 is a semiconducting ternary alloy composed of gallium, platinum, and yttrium that exhibits complex structural behavior.
About Ga1Pt2Y1
Ga1Pt2Y1 is a ternary intermetallic compound categorized within the platinum-group alloy catalysts. Characterized by its semiconducting electronic nature, this material represents a unique intersection of rare-earth and transition metal chemistry that is of significant interest for fundamental materials research.
While this compound is currently identified as being above the thermodynamic hull, its structural diversity is highlighted by numerous reported configurations in crystallographic databases. These findings suggest a complex energy landscape that warrants further investigation into its potential for specialized catalytic or electronic applications.
Key Properties
Cross-validated computational properties for Ga1Pt2Y1, 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 Ga1Pt2Y1, 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 | 0.28 | 2.2085 | -4.180 | 0.92 |
| Pm (No. 6) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| I-4m2 (No. 119) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| Cmmm (No. 65) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| P2/m (No. 10) | — | — | — | — | — |
| Fm-3m (No. 225) | — | — | — | — | — |
Applications
Where Ga1Pt2Y1 is used.
Frequently Asked Questions
Common questions about Ga1Pt2Y1, answered from cross-validated data.
What is Ga1Pt2Y1?
Ga1Pt2Y1 is a semiconducting ternary alloy composed of gallium, platinum, and yttrium that exhibits complex structural behavior.
What is Ga1Pt2Y1 used for?
What is the band gap of Ga1Pt2Y1?
Is Ga1Pt2Y1 a metal, semiconductor, or insulator?
Is Ga1Pt2Y1 thermodynamically stable?
What is the crystal structure of Ga1Pt2Y1?
What is the density of Ga1Pt2Y1?
How many polymorphs of Ga1Pt2Y1 are known?
What elements does Ga1Pt2Y1 contain?
Where does the data for Ga1Pt2Y1 come from?
How It Compares
Within the platinum-group alloy catalysts class.
Unlike more stable or widely utilized members of the platinum-group alloy family such as As2Pt or Ga2Ru, Ga1Pt2Y1 exists in a metastable state that distinguishes it from the more robust, commercially established catalysts in this group.
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).
- cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).
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