Cd1Mg1Pd2
Cd1Mg1Pd2 is a semiconducting ternary alloy composed of cadmium, magnesium, and palladium that serves as a specialized catalyst material.
About Cd1Mg1Pd2
Cd1Mg1Pd2 is a semiconducting intermetallic compound within the platinum-group alloy catalyst class. Its electronic properties and structural configuration make it a compelling candidate for specialized catalytic applications where precise electronic control is required.
As a near-hull phase, this material is considered thermodynamically accessible for synthesis. Its existence within a broad family of related alloys suggests significant potential for tuning catalytic activity through elemental substitution and structural refinement.
Key Properties
Cross-validated computational properties for Cd1Mg1Pd2, 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 Cd1Mg1Pd2, 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. |
|---|---|---|---|---|---|
| Fm-3m (No. 225) | cubic | 0.00 | 0.0011 | -3.796 | 8.80 |
| Immm (No. 71) | orthorhombic | 0.62 | 1.8092 | -1.987 | 0.64 |
| Fm-3m (No. 225) | — | — | — | — | — |
| Pmmm (No. 47) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| Pmm2 (No. 25) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| Cmmm (No. 65) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
| I4/mmm (No. 139) | — | — | — | — | — |
| I-4m2 (No. 119) | — | — | — | — | — |
Applications
Where Cd1Mg1Pd2 is used.
Frequently Asked Questions
Common questions about Cd1Mg1Pd2, answered from cross-validated data.
What is Cd1Mg1Pd2?
Cd1Mg1Pd2 is a semiconducting ternary alloy composed of cadmium, magnesium, and palladium that serves as a specialized catalyst material.
What is Cd1Mg1Pd2 used for?
What is the band gap of Cd1Mg1Pd2?
Is Cd1Mg1Pd2 a metal, semiconductor, or insulator?
Is Cd1Mg1Pd2 thermodynamically stable?
What is the crystal structure of Cd1Mg1Pd2?
What is the density of Cd1Mg1Pd2?
How many polymorphs of Cd1Mg1Pd2 are known?
What elements does Cd1Mg1Pd2 contain?
Where does the data for Cd1Mg1Pd2 come from?
How It Compares
Within the platinum-group alloy catalysts class.
Within the diverse group of platinum-group alloys, Cd1Mg1Pd2 occupies a distinct niche compared to more common binary phases like BaPd or GeRu. While many of its siblings are characterized by metallic behavior, the semiconducting nature of this ternary alloy offers unique opportunities for applications requiring specific charge carrier dynamics that are not present in simpler counterparts.
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).
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