A review on optical bandgap engineering in TiO2 nanostructures via doping and intrinsic vacancy modulation towards visible light applications
The prospect of engineering the bandgap in semiconductor nanostructures all the way from
ultraviolet to visible is highly significant in various applications such as photocatalysis …
ultraviolet to visible is highly significant in various applications such as photocatalysis …
Self-cleaning applications of TiO2 by photo-induced hydrophilicity and photocatalysis
Self-cleaning materials have gained considerable attention for both their unique properties
and practical applications in energy and environmental areas. Recent examples of many …
and practical applications in energy and environmental areas. Recent examples of many …
Defects and aliovalent doping engineering in electroceramics
Y Feng, J Wu, Q Chi, W Li, Y Yu, W Fei - Chemical reviews, 2020 - ACS Publications
Since the positive influences of defects on the performance of electroceramics were
discovered, investigations concerning on defects and aliovalent doping routes have grown …
discovered, investigations concerning on defects and aliovalent doping routes have grown …
Photocatalytic activity of TiO 2 nanoparticles: a theoretical aspect
TiO2 photocatalysts have been widely used in the field of renewable energy and
environmental clean-up. However, the large band gap of TiO2, along with the fast …
environmental clean-up. However, the large band gap of TiO2, along with the fast …
Semiconducting transition metal oxides
S Lany - Journal of Physics: Condensed Matter, 2015 - iopscience.iop.org
Open shell transition metal oxides are usually described as Mott or charge transfer
insulators, which are often viewed as being disparate from semiconductors. Based on the …
insulators, which are often viewed as being disparate from semiconductors. Based on the …
Intrinsic n-type Defect Formation in TiO2: A Comparison of Rutile and Anatase from GGA+U Calculations
The formations of intrinsic n-type defects, that is, oxygen vacancies and titanium interstitials,
in rutile and anatase TiO2 have been compared using GGA+ U calculations. In both crystal …
in rutile and anatase TiO2 have been compared using GGA+ U calculations. In both crystal …
Charge trapping in TiO 2 polymorphs as seen by Electron Paramagnetic Resonance spectroscopy
M Chiesa, MC Paganini, S Livraghi… - Physical Chemistry …, 2013 - pubs.rsc.org
Electron Paramagnetic Resonance (EPR) techniques have been employed to investigate
charge carrier trapping in the two main TiO2 polymorphs, anatase and rutile, with particular …
charge carrier trapping in the two main TiO2 polymorphs, anatase and rutile, with particular …
Polaronic trapping of electrons and holes by native defects in anatase
We have investigated the formation of native defects in anatase TiO 2 using density
functional theory (DFT) modified with on-site Coulomb terms (DFT+ U) applied to both Ti d …
functional theory (DFT) modified with on-site Coulomb terms (DFT+ U) applied to both Ti d …
Excess electrons in reduced rutile and anatase TiO2
As a prototypical photocatalyst, TiO 2 is a material of scientific and technological interest. In
photocatalysis and other applications, TiO 2 is often reduced, behaving as an n-type …
photocatalysis and other applications, TiO 2 is often reduced, behaving as an n-type …
Superhydrophobic and Photocatalytic Synergistic Self-Cleaning Coating Constructed by Hierarchically Structured Flower-like Hollow SiO2@TiO2 Spheres with …
R Guo, Y Bao, X Zheng, J Chen, H Yang… - … applied materials & …, 2023 - ACS Publications
The self-cleaning coating has both superhydrophobic physical and photocatalytic chemical
self-cleaning properties, which has attracted the wide attention of researchers in recent …
self-cleaning properties, which has attracted the wide attention of researchers in recent …