Journal ArticleDOI
Influence of surface disorder, oxygen defects and bandgap in TiO2 nanostructures on the photovoltaic properties of dye sensitized solar cells
TLDR
In this paper, the effect of oxygen vacancies (VO), introduced in the anatase TiO2 by hydrogenation, on the photovoltaic (PV) characteristics is discussed.About:
This article is published in Solar Energy Materials and Solar Cells.The article was published on 2016-01-01. It has received 67 citations till now. The article focuses on the topics: Band gap.read more
Citations
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Journal ArticleDOI
The formation and detection techniques of oxygen vacancies in titanium oxide-based nanostructures.
Ayan Sarkar,Gobinda Gopal Khan +1 more
TL;DR: This review highlights different strategies for effectively introducing oxygen vacancies in titanium oxide-based nanomaterials, as well as a discussion on the positions of oxygen vacancies inside the TiO2 band gap based on theoretical calculations.
Journal ArticleDOI
Insights into the Effects of Surface/Bulk Defects on Photocatalytic Hydrogen Evolution over TiO2 with Exposed {001} Facets
Hao Zhang,Jinmeng Cai,Yating Wang,Moqing Wu,Ming Meng,Ye Tian,Xingang Li,Jing Zhang,Lirong Zheng,Zheng Jiang,Jinlong Gong,Jinlong Gong +11 more
TL;DR: In this paper, the authors describe the effects of defect distribution on energy band structure and subsequent photocatalytic activity over TiO2 with exposed {001} facets as the model catalyst.
Journal ArticleDOI
Microbial fuel cell assisted band gap narrowed TiO2 for visible light-induced photocatalytic activities and power generation.
TL;DR: Narrow band gap TiO2 can be easily obtained and used effectively as photocatalysts and photoelectrode material and supported the improved performance of the g-TiO2 owing to a decrease in the electron transfer resistance and an increase in charge transfer rate.
Journal ArticleDOI
Enhancement of visible-light photoactivity by polypropylene coated plasmonic Au/TiO 2 for dye degradation in water solution
Chiara Anna D'Amato,Rita Giovannetti,Marco Zannotti,Elena Rommozzi,Stefano Ferraro,Chiara Seghetti,Marco Minicucci,Roberto Gunnella,A. Di Cicco +8 more
TL;DR: In this paper, a new approach to obtain a heterogeneous photocatalytic material with gold nanoparticles and TiO2 semiconductor was performed exploiting the reducing ability of acetylacetone, a chemical present in the TiO 2 paste formulation.
Journal ArticleDOI
Engineering oxygen-deficient ZrO2-x nanoplatform as therapy-activated “immunogenic cell death (ICD)” inducer to synergize photothermal-augmented sonodynamic tumor elimination in NIR-II biological window
Jiao Xiaodan,Lihong Sun,Wei Zhang,Junjie Ren,Lei Zhang,Yang Cao,Zhigang Xu,Yuejun Kang,Peng Xue +8 more
TL;DR: In this paper, an oxygen-deficient zirconia (ZrO2-x)-based nanoplatform with surface PEGylation and cyclic-Arg-Gly-Asp (cRGD) peptide functionalization was rationally designed and established for the first time, which was utilized as therapy-activated "immunogenic cell death (ICD) inducer to boost photothermal-augmented sonodynamic tumor elimination in NIR-II biological window.
References
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Journal ArticleDOI
Heterogeneous photocatalytic oxidation of cyanide and sulfite in aqueous solutions at semiconductor powders
Steven N. Frank,Allen J. Bard +1 more
TL;DR: In this paper, it was shown that there are at least two kinds of metal-C0 bonds involved which undoubtedly have different bond energies and that their approximate ratio is 5/1, the type of site greatest in quantity being that which bonds most strongly with CO.
Journal ArticleDOI
Effects of altervalent cation doping of titania on its performance as a photocatalyst for water cleavage
TL;DR: In this article, the influence of altervalent cation doping of TiO[sub 2] on its performance as a photocatalyst in water cleavage is investigated, and the results do not correlate with observed alterations in the light-absorption capacity of the doped semiconductor.
Journal ArticleDOI
First-principles calculations of the phase stability of TiO 2
TL;DR: In this article, the bulk modulus and phase transition pressures of various high-pressure polymorphs have been derived from the Hartree-Fock theory at various pressures, and the calculated bulk moduli are within 10% of the most reliable experimental results.
Journal ArticleDOI
Defect Chemistry of Titanium Dioxide. Application of Defect Engineering in Processing of TiO2-Based Photocatalysts†
TL;DR: In this article, the authors brought together the concepts of defect chemistry and photoelectrochemistry in order to consider TiO2-based photosensitive oxide semiconductors as photocatalysts for water purification.
Journal ArticleDOI
Characterization of Oxygen Vacancy Associates within Hydrogenated TiO2: A Positron Annihilation Study
TL;DR: In this article, the positron annihilation lifetime spectroscopy (PALS) was used to characterize the oxygen vacancy associates in hydrogenation-modified TiO2 by using a positron annihilator lifetime spectrograph.
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