Ba2ZnWO6
Ba2ZnWO6 has a DFT band gap of 0.46–3.17 eV across 6 reported structures in 1 space group; its reference structure is cubic (Fm-3m (No. 225)). Cross-validated across 2 computational databases.
BaOWZn
At a glance
Key Properties
Cross-validated computational properties for Ba2ZnWO6, 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.
0.46–3.17 eV
Range across DFT structures · ground state: wide gap
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.
Stable
3 DFT sources
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
6
2 databases, 1 space group
Validation
Cross-Source DFT Agreement
How well independent DFT databases agree on the thermodynamics of Ba2ZnWO6. 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.
0.99 / 1.00
Trust tier: high
Hull SpreadDifference between the highest and lowest energy-above-hull values reported by comparable sources. Smaller spread means less thermodynamic disagreement.
0.003 eV
EAH spread across sources
Sources ComparedNumber and names of computational sources with comparable entries for this formula.
3
jarvis, materials_project, oqmd
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 Ba2ZnWO6, 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 | 3.37 | 0.0000 | -7.429 | 7.30 |
| Fm-3m (No. 225) | cubic | 0.46 | 0.0000 | -2.632 | — |
| Fm-3m (No. 225) | cubic | 0.46 | 0.0000 | -2.632 | — |
| — | — | 3.17 | 0.0029 | -2.664 | — |
| — | — | 3.16 | 0.0039 | -2.663 | — |
| — | — | 3.16 | 0.0040 | -2.663 | — |
| — | — | 2.99 | 0.0055 | -2.662 | — |
| Fm-3m (No. 225) | cubic | — | — | — | 7.70 |
Synthesis
Synthesis Routes
Literature-extracted synthesis procedures targeting Ba2ZnWO6.
Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Solid State
Procedure available · ceder_solid_state
Reference
Frequently Asked Questions
Common questions about Ba2ZnWO6, answered from cross-validated data.
What is the band gap of Ba2ZnWO6?
Ba2ZnWO6 has a DFT-computed band gap of 0.46–3.17 eV across 6 reported structures. Standard DFT underestimates band gaps, so the measured gap is typically larger.
More questions
Is Ba2ZnWO6 a metal, semiconductor, or insulator?
DFT predicts a wide band gap of up to 3.17 eV (an insulator or wide-band-gap material).
Is Ba2ZnWO6 thermodynamically stable?
Yes — Ba2ZnWO6 sits on the convex hull (energy above hull 0 eV/atom), i.e. stable.
What is the crystal structure of Ba2ZnWO6?
The reference structure of Ba2ZnWO6 is cubic symmetry, space group Fm-3m (No. 225).
What is the density of Ba2ZnWO6?
The computed density of the ground-state structure of Ba2ZnWO6 is 7.30 g/cm³.
How many polymorphs of Ba2ZnWO6 are known?
6 structures of Ba2ZnWO6 are reported across 2 databases, spanning 1 distinct space group.
How is Ba2ZnWO6 synthesized?
Literature-reported routes for Ba2ZnWO6 include solid state (3 procedures documented).
What elements does Ba2ZnWO6 contain?
Ba2ZnWO6 contains Ba, O, W, and Zn (4 elements).
Where does the data for Ba2ZnWO6 come from?
Ba2ZnWO6 data is cross-referenced from materials_project, jarvis, oqmd, cod.
Data sources & attribution
- materials_project — Data from the Materials Project (materialsproject.org). Cite: Jain et al., APL Materials 1, 011002 (2013). (CC-BY-4.0)
- jarvis — Data from JARVIS (jarvis.nist.gov), NIST. Cite: Choudhary et al., npj Comp. Mater. 6, 173 (2020). (LicenseRef-US-Gov-PD)
- oqmd — Data from the OQMD (oqmd.org). Cite: Saal et al., JOM 65, 1501 (2013); Kirklin et al., npj Comp. Mater. 1, 15010 (2015). (CC-BY-4.0)
- cod — Data from the Crystallography Open Database (crystallography.net/cod/). Cite: Grazulis et al., J. Appl. Cryst. 42, 726 (2009). (CC0-1.0)
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