Ge1Rh2Zn1
Ge1Rh2Zn1 is a stable, semiconducting ternary alloy containing rhodium, germanium, and zinc, primarily utilized in catalytic research.
About Ge1Rh2Zn1
Ge1Rh2Zn1 is a distinct member of the platinum-group alloy catalyst family, characterized by its semiconducting electronic behavior. As a thermodynamically stable phase residing on the convex hull, it demonstrates structural robustness that is essential for demanding catalytic environments.
Its unique composition of germanium, rhodium, and zinc allows it to function as a specialized material in catalytic processes. The compound is supported by a significant body of structural data, highlighting its potential utility in chemical synthesis and industrial transformation pathways.
Key Properties
Cross-validated computational properties for Ge1Rh2Zn1, 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 Ge1Rh2Zn1, 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 | 0.0000 | -18.282 | 10.57 |
| Immm (No. 71) | orthorhombic | 0.43 | 2.4111 | -15.871 | 0.81 |
| P4/mmm (No. 123) | — | — | — | — | — |
| Fm-3m (No. 225) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| C2/m (No. 12) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| Cm (No. 8) | — | — | — | — | — |
| P4/mmm (No. 123) | — | — | — | — | — |
| P2/m (No. 10) | — | — | — | — | — |
| P4mm (No. 99) | — | — | — | — | — |
Applications
Where Ge1Rh2Zn1 is used.
Frequently Asked Questions
Common questions about Ge1Rh2Zn1, answered from cross-validated data.
What is Ge1Rh2Zn1?
Ge1Rh2Zn1 is a stable, semiconducting ternary alloy containing rhodium, germanium, and zinc, primarily utilized in catalytic research.
What is Ge1Rh2Zn1 used for?
What is the band gap of Ge1Rh2Zn1?
Is Ge1Rh2Zn1 a metal, semiconductor, or insulator?
Is Ge1Rh2Zn1 thermodynamically stable?
What is the crystal structure of Ge1Rh2Zn1?
What is the density of Ge1Rh2Zn1?
How many polymorphs of Ge1Rh2Zn1 are known?
What elements does Ge1Rh2Zn1 contain?
Where does the data for Ge1Rh2Zn1 come from?
How It Compares
Within the platinum-group alloy catalysts class.
Within the diverse class of platinum-group alloys, Ge1Rh2Zn1 occupies a specialized niche compared to siblings like GeRu or As2Pt. While many members of this group are known for metallic behavior, the semiconducting nature of this ternary compound distinguishes it, offering a different electronic landscape for surface-mediated reactions compared to the more conventional binary intermetallics.
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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