CaO2Ti
CaO2Ti has a DFT band gap of 0.02 eV across 19 reported structures in 4 space groups. Cross-validated across 3 computational databases.
At a glance
Key Properties
Cross-validated computational properties for CaO2Ti, 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.
0.02 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.
0.156 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.
Above hull
1 DFT source
StructuresCount of reported calculated crystal structures for this formula, including alternate polymorphs, source databases, and observed space groups.
19
3 databases, 4 space groups
Validation
Cross-Source DFT Agreement
How well independent DFT databases agree on the thermodynamics of CaO2Ti. 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.
1
materials_project
Space Group ConsensusWhether independent sources predict the same crystal symmetry for the lowest-energy structure.
All match
Reference
Frequently Asked Questions
Common questions about CaO2Ti, answered from cross-validated data.
What is the band gap of CaO2Ti?
CaO2Ti has a DFT-computed band gap of 0.02 eV across 19 reported structures.
More questions
Is CaO2Ti a metal, semiconductor, or insulator?
With a near-zero band gap it behaves as a (semi)metal.
Is CaO2Ti thermodynamically stable?
CaO2Ti has a lowest energy above hull of 0.156 eV/atom (above hull).
How many polymorphs of CaO2Ti are known?
19 structures of CaO2Ti are reported across 3 databases, spanning 4 distinct space groups.
What elements does CaO2Ti contain?
CaO2Ti contains Ca, O, and Ti (3 elements).
Where does the data for CaO2Ti come from?
CaO2Ti data is cross-referenced from latticegraph.
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Related Compounds
Other Perovskite Oxides in the database.
Data sources & attribution
- latticegraph — Lattice Graph Materials Intelligence Platform
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