Pd4Yb4
This intermetallic compound is composed of palladium and ytterbium. It is primarily studied in the field of condensed matter physics to investigate complex magnetic behaviors and electronic properties at low temperatures.
Overview
Key Properties
Cross-validated computational properties for Pd4Yb4, 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.
0.12 eV
Range across DFT structures
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.
0.000 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.
On hull (stable)
2 DFT sources
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
16
4 databases, 3 space groups
Crystallography
Reported Structures
Lowest-energy structures reported for Pd4Yb4, 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. |
|---|---|---|---|---|---|
| Pnma (No. 62) | orthorhombic | 0.12 | 0.0000 | -30.758 | 11.14 |
| Pm-3m (No. 221) | cubic | 0.00 | 0.0103 | -30.748 | 11.56 |
| No. 0 | unknown | — | — | — | 7.01 |
| No. 0 | unknown | — | — | — | 7.34 |
| No. 0 | unknown | — | — | — | 7.06 |
| No. 0 | unknown | — | — | — | 11.33 |
| No. 0 | unknown | — | — | — | 7.07 |
| No. 0 | unknown | — | — | — | 2.86 |
| — | — | — | — | — | 10.18 |
| — | — | — | — | — | 10.18 |
| Pnma (No. 62) | — | — | — | — | — |
| — | — | — | — | — | 10.18 |
Uses
Applications
Where Pd4Yb4 is used.
Fundamental condensed matter researchStudy of heavy fermion systemsInvestigation of magnetic phase transitions
Reference
Frequently Asked Questions
Common questions about Pd4Yb4, answered from cross-validated data.
What is Pd4Yb4?
This intermetallic compound is composed of palladium and ytterbium. It is primarily studied in the field of condensed matter physics to investigate complex magnetic behaviors and electronic properties at low temperatures.
More questions
What is Pd4Yb4 used for?
Pd4Yb4 is used in fundamental condensed matter research, study of heavy fermion systems, and investigation of magnetic phase transitions.
What is the band gap of Pd4Yb4?
Pd4Yb4 has a DFT-computed band gap of 0.12 eV across 16 reported structures.
Is Pd4Yb4 a metal, semiconductor, or insulator?
With a band gap up to 0.12 eV it is a semiconductor.
Is Pd4Yb4 thermodynamically stable?
Yes — Pd4Yb4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of Pd4Yb4?
The lowest-energy reported polymorph of Pd4Yb4 is orthorhombic symmetry, space group Pnma (No. 62).
What is the density of Pd4Yb4?
The computed density of the ground-state structure of Pd4Yb4 is 11.14 g/cm³.
How many polymorphs of Pd4Yb4 are known?
16 structures of Pd4Yb4 are reported across 4 databases, spanning 3 distinct space groups.
What elements does Pd4Yb4 contain?
Pd4Yb4 contains Pd and Yb (2 elements).
Where does the data for Pd4Yb4 come from?
Pd4Yb4 data is cross-referenced from materials_project, cod, omat24, aflow.
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).
- cod — Data from the Crystallography Open Database. Cite: Grazulis et al., Nucleic Acids Res. 40, D420 (2012).
- omat24 — Data from OMat24 (Meta FAIR). Cite: Barroso-Luque et al., arXiv 2410.12771 (2024).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
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