Results 221 to 230 of about 3,377 (277)

The efficiency and mechanisms of catalytic ozonation

Applied Catalysis B: Environmental, 2010
Catalytic ozonation has recently gained significant attention as an effective process used for the removal of organics from water. Unfortunately, despite increasing research efforts in the field of catalytic ozonation and the introduction of new catalysts, the mechanisms of catalytic processes are still largely unknown.
Jacek Nawrocki   +1 more
exaly   +2 more sources

Catalytic ozonation of natural organic matter on alumina

open access: yesApplied Catalysis B: Environmental, 2006
The paper aims to show the potential of catalytic ozonation in the presence of alumina for the removal of natural organic mater from drinking water. An investigation into the efficiency of catalytic ozonation, ozonation by-products formation and their ...
Barbara Kasprzyk-Hordern   +2 more
exaly   +2 more sources

Metal ferrites nanoparticles for catalytic and photocatalytic ozonation in wastewater treatment: a review

open access: yesEnvironmental Chemistry Letters, 2023
The discharge of various pollutant-rich wastewater in large volumes without adequate treatment seriously endangers the environment. Catalytic and photocatalytic ozonation are the alternative methods to make the treated wastewater reusable.
Chuan Kian Pang   +2 more
exaly   +2 more sources

Recent advances in catalytic decomposition of ozone

Journal of Environmental Sciences, 2020
Ozone (O3), as a harmful air pollutant, has been of wide concern. Safe, efficient, and economical O3 removal methods urgently need to be developed. Catalytic decomposition is the most promising method for O3 removal, especially at room temperature or even subzero temperatures.
Xiaotong Li, Jinzhu Ma, Hong He
openaire   +2 more sources

Catalytic Ozonation with Ultrasound

2022
As an efficient process for the degradation of pollutants in water treatment, the combination process of ultrasound and ozone is investigated. In this chapter, the generation of ultrasound and typical reactors are introduced at first, and then the reactivity of compounds, reaction kinetics and influencing factors of the system of ultrasound and ozone ...
openaire   +1 more source

Catalytic Ozonation of m-Dinitrobenzene

Ozone: Science & Engineering, 2005
The efficiency of catalytic ozonation with homogeneous (containing dissolved ions of Fe2+, Mn2+, Cu2+, Ni2+, Co2+, V5+, Cr3+, Mo6+) and heterogeneous (MnO2, Ni2O3, Fe2O3, CuO, Al2O3, CoO, V2O5, Cr2O3, MoO3, TiO2) catalysts and non-accompanied ozonation was compared for degradation of m-dinitrobenzene (m-DNB).
M. Trapido   +3 more
openaire   +1 more source

Catalytic Ozonation of Sulfosalicylic Acid

Ozone: Science & Engineering, 2002
Abstract The investigation of heterogeneous catalytic ozonation of sulfosalicylic acid (SSal) in aqueous solution is reported in this paper. It was found that catalytic ozonation in the presence of V-O supported on silica gel had a more positive effect on the removal rate (62% in 30 min) of total organic carbon (TOC) than that of ozonation alone (20 ...
Tong Shao Ping   +3 more
openaire   +1 more source

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