Characterization of paramagnetic species in N-doped TiO ₂ powders by EPR spectroscopy and DFT calculations

Keyphrases

• Density Functional Calculations 100%
• Paramagnetic Species 100%
• TiO2 Powder 100%
• N-doped TiO2 100%
• Electron Paramagnetic Resonance Spectroscopy 100%
• Nitrogen Doping 100%
• Rutile 66%
• Anatase TiO2 66%
• Localized States 66%
• Nitrogen Impurity 66%
• Nitrogen State 66%
• Energy Cost 33%
• Low Energy 33%
• Conduction Band 33%
• Relative Abundance 33%
• Oxygen Concentration 33%
• Band Gap 33%
• X-ray Photoelectron Spectroscopy 33%
• Oxygen Vacancy 33%
• Electron Paramagnetic Resonance 33%
• Visible Region 33%
• Valence Band 33%
• N-doping 33%
• N Atoms 33%
• Absorption Edge 33%
• Hyperfine Coupling Constant 33%
• Preparation Conditions 33%
• Sol-gel Synthesis 33%
• Substantial Reduction 33%
• Annealing Temperature 33%
• Doped Anatase 33%
• Doping Species 33%
• Oxygen Vacancy Formation 33%
• UV Region 33%
• Substitutional Nitrogen 33%
• Interstitial Nitrogen 33%
• Edge Shift 33%

Material Science

• Density 100%
• Titanium Oxide 100%
• Electron Paramagnetic Resonance Spectroscopy 100%
• Oxygen Vacancy 33%
• Coupling Constant 16%
• X-Ray Photoelectron Spectroscopy 16%
• Sol-Gel 16%
• Protective Atmosphere 16%
• Annealing Temperature 16%