Ba2FeMoO6

Ba2FeMoO6 is a thermodynamically stable semiconducting double perovskite oxide used in advanced materials research.

Crystal structure of Ba2FeMoO6 (monoclinic, C2/c (No. 15))
Ground-state structure · Materials Project
Overview

About Ba2FeMoO6

Ba2FeMoO6 is a complex oxide belonging to the broader family of ferrite-based materials. As a thermodynamically stable compound residing on the convex hull, it exhibits robust structural integrity, making it a reliable subject for fundamental studies in solid-state chemistry and materials physics. Its electronic character is defined as semiconducting, which distinguishes its potential for specialized electronic applications compared to more common insulating ferrites. This material is primarily utilized in research contexts to understand the interplay between magnetic and electronic properties in transition metal oxides. Its stable structure allows for consistent investigation into how atomic arrangements influence charge transport and magnetic ordering, providing a platform for developing next-generation functional ceramics.

At a glance

Key Properties

Cross-validated computational properties for Ba2FeMoO6, aggregated across 2 databases.

Band Gap

0.77–0.90 eV
Range across DFT structures

Energy Above Hull

0.000 eV/atom
Best (lowest) across sources

Stability

On hull (stable)
1 DFT source

Structures

9
2 databases, 3 space groups
Crystallography

Reported Structures

Lowest-energy structures reported for Ba2FeMoO6, ranked by energy above hull.

Space GroupCrystal SystemBand Gap (eV)E above hull (eV/atom)E/atom (eV)Density (g/cm³)
C2/c (No. 15)monoclinic0.900.0000-7.7856.30
C2/c (No. 15)monoclinic0.770.0001-7.7856.31
P42/mnm (No. 136)tetragonal0.860.0008-7.7846.30
Fm-3m (No. 225)cubic0.000.0033-7.7826.35
Fm-3m (No. 225)
Fm-3m (No. 225)
Fm-3m (No. 225)
Fm-3m (No. 225)
Fm-3m (No. 225)
Synthesis

Synthesis Routes

Literature-extracted synthesis procedures targeting Ba2FeMoO6.

Sol-Gel
Procedure available · ceder_solid_state
Uses

Applications

Where Ba2FeMoO6 is used.

Spintronics researchMagnetic materials developmentAdvanced ceramic research
Reference

Frequently Asked Questions

Common questions about Ba2FeMoO6, answered from cross-validated data.

What is Ba2FeMoO6?

Ba2FeMoO6 is a thermodynamically stable semiconducting double perovskite oxide used in advanced materials research.

More questions
What is Ba2FeMoO6 used for?
Ba2FeMoO6 is used in spintronics research, magnetic materials development, and advanced ceramic research.
What is the band gap of Ba2FeMoO6?
Ba2FeMoO6 has a DFT-computed band gap of 0.77–0.90 eV across 9 reported structures.
Is Ba2FeMoO6 a metal, semiconductor, or insulator?
With a band gap up to 0.90 eV it is a semiconductor.
Is Ba2FeMoO6 thermodynamically stable?
Yes — Ba2FeMoO6 sits on the convex hull (energy above hull 0 eV/atom), i.e. on hull (stable).
What is the crystal structure of Ba2FeMoO6?
The lowest-energy reported polymorph of Ba2FeMoO6 is monoclinic symmetry, space group C2/c (No. 15).
What is the density of Ba2FeMoO6?
The computed density of the ground-state structure of Ba2FeMoO6 is 6.30 g/cm³.
How many polymorphs of Ba2FeMoO6 are known?
9 structures of Ba2FeMoO6 are reported across 2 databases, spanning 3 distinct space groups.
How is Ba2FeMoO6 synthesized?
Literature-reported routes for Ba2FeMoO6 include sol-gel.
What elements does Ba2FeMoO6 contain?
Ba2FeMoO6 contains Ba, Fe, Mo, and O (4 elements).
Where does the data for Ba2FeMoO6 come from?
Ba2FeMoO6 data is cross-referenced from materials_project, jarvis.
Comparison

How It Compares

Within the spinel and hexagonal ferrites class.

Within the diverse group of ferrites and related oxides, Ba2FeMoO6 occupies a distinct niche compared to simpler spinel ferrites like MgFe2O4 or ZnFe2O4. While many spinel ferrites are known for their insulating behavior, this compound shares more structural and electronic commonalities with Sr2FeMoO6, another double perovskite that is frequently studied for its potential in spintronics and high-temperature magnetic applications.

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Related Compounds

Other Spinel and Hexagonal Ferrites 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).

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