Journal ArticleDOI
Bandgap studies on anatase titanium dioxide nanoparticles
TLDR
In this article, X-ray diffraction and transmission electron microscopy were used to characterize the structural properties of anatase nano-drone nano-dioxide and showed a blue shift in the absorption edge of the diffuse reflectance ultraviolet spectrum.About:
This article is published in Materials Chemistry and Physics.The article was published on 2003-02-03. It has received 788 citations till now. The article focuses on the topics: Anatase & Titanium dioxide.read more
Citations
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Review of the anatase to rutile phase transformation
TL;DR: A comprehensive analysis of the reported effects of dopants on the anatase to rutile phase transformation and the mechanisms by which these effects are brought about is presented in this article, yielding a plot of the cationic radius versus the valence characterised by a distinct boundary between inhibitors and promoters.
Journal ArticleDOI
A surface science perspective on TiO2 photocatalysis
TL;DR: The field of surface science provides a unique approach to understand bulk, surface and interfacial phenomena occurring during TiO2 photocatalysis as mentioned in this paper, including photon absorption, charge transport and trapping, electron transfer dynamics, adsorbed state, mechanisms, poisons and promoters, and phase and form.
Journal ArticleDOI
Band-gap energy estimation from diffuse reflectance measurements on sol–gel and commercial TiO2: a comparative study
Rosendo López,Ricardo Gómez +1 more
TL;DR: In this article, a comparison of the band gap energy estimated from UV-vis reflectance spectra of TiO2 powders prepared by sol-gel route versus commercial TiO 2 powders, nanopowder, bulk powder and P25 is reported.
Journal ArticleDOI
Nanostructured oxides in chemistry: characterization and properties.
Marcos Fernández-García,Arturo Martínez-Arias,Jonathan C. Hanson,José Antonio Lozano Rodríguez +3 more
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Effect of aspect ratio and surface defects on the photocatalytic activity of ZnO nanorods
TL;DR: The fabrication of different aspect ratios of the ZnO nanorods with surface defects by mechanical-assisted thermal decomposition method revealed that Zn O nanorod with higher aspect ratio and surface defects show significantly higher photocatalytic performances.
References
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Journal ArticleDOI
Electrochemical Photolysis of Water at a Semiconductor Electrode
Akira Fujishima,Kenichi Honda +1 more
TL;DR: Water photolysis is investigated by exploiting the fact that water is transparent to visible light and cannot be decomposed directly, but only by radiation with wavelengths shorter than 190 nm.
Book
Elements of X-ray diffraction
TL;DR: In this article, the authors present a chemical analysis of X-ray diffraction by Xray Spectrometry and phase-diagram Determination of single crystal structures and phase diagrams.
Journal ArticleDOI
Environmental Applications of Semiconductor Photocatalysis
TL;DR: The slow pace of hazardous waste remediation at military installations around the world is causing a serious delay in conversion of many of these facilities to civilian uses as discussed by the authors, which is a serious problem.
Journal ArticleDOI
Synthesis and characterization of nearly monodisperse CdE (E = sulfur, selenium, tellurium) semiconductor nanocrystallites
TL;DR: In this paper, a simple route to the production of high-quality CdE (E=S, Se, Te) semiconductor nanocrystallites is presented, based on pyrolysis of organometallic reagents by injection into a hot coordinating solvent.
Journal ArticleDOI
Nanometer-sized semiconductor clusters: materials synthesis, quantum size effects, and photophysical properties
Ying Wang,Norman Herron +1 more
TL;DR: In this article, the size effect on the optical and photophysical properties of semiconductor clusters has been studied in the condensed phase and the current status of materials synthesis and the prospect for making monodisperse clusters of well-defined surfaces has been discussed.
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Electrochemical Photolysis of Water at a Semiconductor Electrode
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