Results 1 to 10 of about 11,391,228 (399)

Improvement of the Photocatalytic Activity of Au/TiO2 Nanocomposites by Prior Treatment of TiO2 with Microplasma in an NH3 and H2O2 Solution [PDF]

open access: goldJ, 2022
Plasmonic photocatalytic nanocomposites of TiO2 and Au nanoparticles (NPs) have recently attracted the attention of researchers, who aim to improve the photocatalytic activity of potential TiO2 NPs.
Nguyen Thi Thu Thuy   +4 more
doaj   +2 more sources

Enhancement of Photocatalytic Activity of ZnO Thin Films by Electrochemical Reduction

open access: yesInternational Journal of Electrochemical Science, 2021
Photocatalytic activity of zinc oxide (ZnO) films under UV irradiation was enhanced by electrochemical reduction in an aqueous solution containing phosphoric acid and potassium chloride.
Koji Abe
doaj   +1 more source

Photocatalytically Active Superhydrophilic/Superoleophobic Coating [PDF]

open access: yesACS Omega, 2020
Hydrophilic materials are easily fouled by organic contaminants owing to their high surface energy, and this oil-fouling problem severely hinders their use in practical applications. To address this challenge, herein, a hydrophilic coating with oil repellency and photocatalytic activity is developed by a spray-casting process. In the air surrounding, a
Jingwei Lu   +6 more
openaire   +3 more sources

Fabrication of Ag/TiO2 Cotton Fabric to Enhance Photocatalytic Degradation of Anionic Dye [PDF]

open access: yesNature Environment and Pollution Technology, 2021
Ag/TiO2 composite fabric was prepared by coprecipitation with TiCl4 as a titanium source and AgNO3 as a silver source. The samples were characterized by scanning electron microscope (SEM), thermogravimetric analyzer (TG) and Fourier transform infrared ...
S. Fu, Y. Dong, L. Liang and X. Meng
doaj   +1 more source

Preparation of novel cosmetic white pigment by pyrophosphate treatment of zinc oxide

open access: yesCerâmica, 2021
Zinc oxide, which has photocatalytic activity, is used as a white pigment in cosmetics. With cosmetics containing zinc oxide, some sebum on the skin is broken down by the UV rays of the sun. In this study, in order to suppress the photocatalytic activity
H. Onoda, K. Hayashi
doaj   +1 more source

Photocatalytically Active Ladder Polymers [PDF]

open access: yesFaraday Discussions, 2018
Conjugated ladder polymers (cLaPs) are introduced as organic semiconductors for photocatalytic hydrogen evolution from water under sacrificial conditions. Starting from a linear conjugated polymer (cLiP1), two ladder polymers are synthesized via post-polymerization annulation and oxidation techniques to generate rigidified, planarized materials bearing
Anastasia Vogel   +7 more
openaire   +6 more sources

Photocatalytic Degradation of Tetracycline by a Novel (CMC)/MIL-101(Fe)/β-CDP Composite Hydrogel

open access: yesFrontiers in Chemistry, 2021
Herein, we report a novel carboxymethyl cellulose (CMC)/MIL-101 (Fe)/poly(β-cyclodextrin) (β-CDP) hydrogel with high photocatalytic activity. β-CDP can significantly enhance the photoactivity of MIL-101(Fe) in the hydrogel prepared by a simple ...
Hui Zhang   +5 more
doaj   +1 more source

Preparation, Characterization and investigation of Photocatalytic Properties of Co, Nd-codoped TiO2Nanocomposites [PDF]

open access: yesشیمی کاربردی روز, 2013
Recently, TiO2 is one of the most important materials in the field of photocatalytic activity. In the present study, Co-TiO2, Nd-TiO2, and Co,Nd-TiO2nanocomposites powders were prepared via sol-gel method.
Bahar Khodadadi
doaj   +1 more source

Constructing Ti3C2 MXene/ZnIn2S4 heterostructure as a Schottky catalyst for photocatalytic environmental remediation

open access: yesGreen Energy & Environment, 2022
It is highly demanded to steer the charge flow in semiconductor for efficient photocatalytic environmental remediation. Herein, we designed an interfacial contact Ti3C2 MXene/ZnIn2S4 nanosheets (TC/ZISNS) Schottky heterostructure which could greatly ...
Sijian Li   +6 more
doaj   +1 more source

Preparation of novel cosmetic white pigments by mechanochemical treatment of zinc oxide with phosphoric acid

open access: yesJournal of Asian Ceramic Societies, 2022
Zinc oxide has a photocatalytic activity, but in cosmetics it is used as a white pigment. When used in cosmetics, this photocatalytic activity causes some of the skin’s sebum to be broken down by the ultraviolet rays contained in sunlight. In this study,
Hiroaki Onoda, Tamami Hayase
doaj   +1 more source

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