Fe4O28P8Rb4
This compound is a complex rubidium iron phosphate material. It is primarily studied in the field of solid-state chemistry for its structural properties and potential magnetic behavior.
Overview
Key Properties
Cross-validated computational properties for Fe4O28P8Rb4, 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.
2.50 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)
1 DFT source
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
3
3 databases, 1 space group
Crystallography
Reported Structures
Lowest-energy structures reported for Fe4O28P8Rb4, 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. |
|---|---|---|---|---|---|
| P21/c (No. 14) | monoclinic | 2.50 | 0.0000 | -7.527 | 3.34 |
| P21/c (No. 14) | monoclinic | — | — | — | 0.88 |
| P21/c (No. 14) | — | — | — | — | — |
Uses
Applications
Where Fe4O28P8Rb4 is used.
Materials science researchSolid-state chemistry studiesMagnetic property investigation
Reference
Frequently Asked Questions
Common questions about Fe4O28P8Rb4, answered from cross-validated data.
What is Fe4O28P8Rb4?
This compound is a complex rubidium iron phosphate material. It is primarily studied in the field of solid-state chemistry for its structural properties and potential magnetic behavior.
More questions
What is Fe4O28P8Rb4 used for?
Fe4O28P8Rb4 is used in materials science research, solid-state chemistry studies, and magnetic property investigation.
What is the band gap of Fe4O28P8Rb4?
Fe4O28P8Rb4 has a DFT-computed band gap of 2.50 eV across 3 reported structures.
Is Fe4O28P8Rb4 a metal, semiconductor, or insulator?
With a band gap up to 2.50 eV it is a semiconductor.
Is Fe4O28P8Rb4 thermodynamically stable?
Yes — Fe4O28P8Rb4 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of Fe4O28P8Rb4?
The lowest-energy reported polymorph of Fe4O28P8Rb4 is monoclinic symmetry, space group P21/c (No. 14).
What is the density of Fe4O28P8Rb4?
The computed density of the ground-state structure of Fe4O28P8Rb4 is 3.34 g/cm³.
How many polymorphs of Fe4O28P8Rb4 are known?
3 structures of Fe4O28P8Rb4 are reported across 3 databases, spanning 1 distinct space group.
What elements does Fe4O28P8Rb4 contain?
Fe4O28P8Rb4 contains Fe, O, P, and Rb (4 elements).
Where does the data for Fe4O28P8Rb4 come from?
Fe4O28P8Rb4 data is cross-referenced from materials_project, cod, aflow.
Explore
Related Compounds
Other Transition-Metal Phosphates 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).
- aflow — Data from AFLOW. Cite: Curtarolo et al., Comp. Mater. Sci. 58, 218 (2012).
Analyze Fe4O28P8Rb4 in the Lattice Graph platform
Polymorph comparison, confidence scoring, supply-chain risk, and patent monitoring — across 53 integrated data sources.
Explore the Platform →