Ga3Rh
This compound is an intermetallic phase composed of gallium and rhodium. It is primarily studied in materials science research for its structural properties and potential behavior in specialized electronic or catalytic environments.
Overview
Key Properties
Cross-validated computational properties for Ga3Rh, aggregated across 4 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.
Metallic / not reported
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.
0.012 eV/atom
Best (lowest) across sources
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.
Near hull (likely stable)
2 DFT sources
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
23
4 databases, 9 space groups
Validation
Cross-Source DFT Agreement
How well independent DFT databases agree on the thermodynamics of Ga3Rh. Tight agreement means computed properties can be trusted without re-running calculations.
Agreement ScoreA normalized confidence score summarizing how closely independent DFT databases agree. Higher scores mean tighter cross-source agreement.
1.00 / 1.00
Trust tier: medium
Hull SpreadDifference between the highest and lowest energy-above-hull values reported by comparable sources. Smaller spread means less thermodynamic disagreement.
0.000 eV
EAH spread across sources
Sources ComparedNumber and names of computational sources with comparable entries for this formula.
2
jarvis, materials_project
Space Group ConsensusWhether independent sources predict the same crystal symmetry for the lowest-energy structure.
All match
Crystallography
Reported Structures
Lowest-energy structures reported for Ga3Rh, 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. |
|---|---|---|---|---|---|
| P42/mnm (No. 136) | tetragonal | 0.00 | 0.0119 | -4.537 | 7.48 |
| P63/mmc (No. 194) | hexagonal | 0.00 | 0.2165 | -4.332 | 8.27 |
| P42/mnm (No. 136) | — | — | — | — | — |
| P-1 (No. 2) | Triclinic | — | — | — | 5.79 |
| P-1 (No. 2) | Triclinic | — | — | — | 5.75 |
| P-1 (No. 2) | Triclinic | — | — | — | 5.50 |
| Pm (No. 6) | Monoclinic | — | — | — | 5.65 |
| R3m (No. 160) | Trigonal | — | — | — | 7.52 |
| Pm (No. 6) | Monoclinic | — | — | — | 5.85 |
| Pm (No. 6) | Monoclinic | — | — | — | 5.11 |
| R3m (No. 160) | Trigonal | — | — | — | 7.28 |
| Cm (No. 8) | Monoclinic | — | — | — | 8.17 |
Uses
Applications
Where Ga3Rh is used.
Materials science researchSolid-state physics studiesIntermetallic compound development
Reference
Frequently Asked Questions
Common questions about Ga3Rh, answered from cross-validated data.
What is Ga3Rh?
This compound is an intermetallic phase composed of gallium and rhodium. It is primarily studied in materials science research for its structural properties and potential behavior in specialized electronic or catalytic environments.
More questions
What is Ga3Rh used for?
Ga3Rh is used in materials science research, solid-state physics studies, and intermetallic compound development.
What is the band gap of Ga3Rh?
Ga3Rh is computed to be metallic (no band gap) in the reported DFT structures.
Is Ga3Rh a metal, semiconductor, or insulator?
Computed band structures report no gap, so it is metallic.
Is Ga3Rh thermodynamically stable?
Ga3Rh has a lowest energy above hull of 0.012 eV/atom (near hull (likely stable)).
What is the crystal structure of Ga3Rh?
The lowest-energy reported polymorph of Ga3Rh is tetragonal symmetry, space group P42/mnm (No. 136).
What is the density of Ga3Rh?
The computed density of the ground-state structure of Ga3Rh is 7.48 g/cm³.
How many polymorphs of Ga3Rh are known?
23 structures of Ga3Rh are reported across 4 databases, spanning 9 distinct space groups.
What elements does Ga3Rh contain?
Ga3Rh contains Ga and Rh (2 elements).
Where does the data for Ga3Rh come from?
Ga3Rh data is cross-referenced from materials_project, jarvis, mpaloe, cod.
Explore
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).
- jarvis — Data from JARVIS (NIST). Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020).
- mpaloe — Data from mpaloe.
- cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).
Analyze Ga3Rh in the Lattice Graph platform
Polymorph comparison, confidence scoring, supply-chain risk, and patent monitoring — across 53 integrated data sources.
Explore the Platform →