EPR Study of the Surface Characteristics of Nanostructured TiO2 …
Jul 24, 2001 · Nanostructured TiO 2 samples with primary particle size in the 4−20 nm range were prepared by either hydrothermal (H) or thermal (T) treatment of an amorphous precursor, and …
Characterisation of oxygen defects and nitrogen impurities in TiO2 ...
Jan 28, 2021 · Di Valentin, C., Pacchioni, G., Selloni, A., Livraghi, S. & Giamello, E. Characterization of paramagnetic species in N-doped TiO 2 powders by EPR spectroscopy …
Ti3+ and oxygen defects controlled colored TiO2 nanoparticles by ...
Dec 1, 2020 · Different coloured TiO 2 nanoparticles were fabricated by continuous spray pyrolysis (CoSP) technique due to the controlled manner of defects formation in large scale …
Probing reaction mechanisms in mixed phase TiO2 by EPR
Feb 1, 2006 · Charge separation processes in mixed phase TiO 2 photocatalysts are investigated by electron paramagnetic resonance (EPR) spectroscopy. The mechanisms of interfacial …
Nature of Reduced States in Titanium Dioxide as Monitored by …
We have systematically used electron paramagnetic resonance (EPR) to understand the nature of excess electron centers in titanium dioxide and to classify their spectroscopic features.
Visible Light Active Phosphorus-Doped TiO2 Nanoparticles: An EPR ...
Jun 29, 2012 · The results indicate that phosphorus-doping into TiO 2 lattice decreases the particle size, increases the thermal stability of titania, and retards the phase transition from …
Defective domain control of TiO2 support in Pt/TiO2 for room ...
Feb 1, 2021 · The significant difference in the HCHO remediation efficiency between Pt/TiO 2 and Pt/CVC-TiO 2 (33% and 82%, respectively) confirms the beneficial role of defective TiO 2 …
Formation of oxygen vacancies and Ti3+ state in TiO2 thin film …
Aug 30, 2016 · In this report, the band structure modification of thin transparent films of TiO 2 was done by implementing simply the air plasma and thus creating Ti 3+ and oxygen vacancies in …
Charge trapping in TiO2 polymorphs as seen by Electron …
Electron Paramagnetic Resonance (EPR) techniques have been employed to investigate charge carrier trapping in the two main TiO2 polymorphs, anatase and rutile, with particular attention …
Application of EPR Spectroscopy in TiO2 and Nb2O5 Photocatalysis …
Dec 13, 2021 · This review focus on the application of EPR in the observation of paramagnetic centers formed upon irradiation of titanium dioxide and niobium oxide photocatalysts. TiO2 …