Results 281 to 290 of about 81,916 (310)

Electricity production from lignin photocatalytic degradation byproducts [PDF]

open access: possibleEnergy, 2016
Abstract Byproducts from a photocatalytic pretreated model lignin chemical, sodium LS (lignosulfonate), was used to produce electricity in SCMFCs (single chamber microbial fuel cells). Pretreating LS was performed using TiO 2 -UV photocatalysis. Optimization and modeling of the photocatalytic degradation process was performed using the Box-Behnken ...
Shewa, Wudneh Ayele   +3 more
openaire   +2 more sources

Degradation of cyclophosphamide during UV/chlorine reaction: Kinetics, byproducts, and their toxicity

Chemosphere, 2021
Cyclophosphamide (CP) is a widely used anticancer drug and an immunosuppressant. Since CP is nonbiodegradable, it is hardly removed by the conventional wastewater treatment processes, resulting in continuous detection in surface water. In this study, the degradation of CP during the UV-B/chlorine reaction was investigated.
Ji-Young Lee   +4 more
openaire   +3 more sources

Degradation of Disinfection Byproducts by Carbonate Green Rust

Environmental Science & Technology, 2007
Disinfection byproducts (DBPs) in drinking water flowing through corroded iron or steel pipes may encounter carbonate green rust (GR(CO32-)), a mixed Fe(II)/Fe(lll) hydroxide mineral and potent reductant. This research was performed to investigate the kinetics and pathways of the degradation of selected halogenated DBPs in the presence of GR(C032 ...
William A. Arnold   +2 more
openaire   +3 more sources

Degradation of Disinfection Byproducts in Drinking Water

Environmental Engineering Science, 2004
An investigation of the behavior of different categories of disinfection byproducts (DBPs) in ultrapure water and in spiked drinking water samples was performed. The influence of sunlight, pH, and time was examined. Several of the compounds were subject to degradation with time, while others showed increasing trends, possibly due to natural production ...
Anastasia D. Nikolaou   +1 more
openaire   +2 more sources

Tylosin degradation during manure composting and the effect of the degradation byproducts on the growth of green algae

Science of The Total Environment, 2020
In this study, we investigate the tylosin degradation in sheep feces during composting. The sheep feces containing tylosin were composted using the laboratory-scale composting units. Tylosin was degraded during composting, and the half-life of tylosin degradation decreased with increasing temperature from 40 °C to 65 °C.
Nao Kamei-Ishikawa   +8 more
openaire   +2 more sources

PPCP degradation by ammonia/chlorine: Efficiency, radical species, and byproducts formation

Water Research, 2023
Pharmaceutical and personal care products (PPCPs) are frequently detected in water bodies and have potential risks to human health and the ecosystem. The degradation of eight structurally diverse PPCPs by ammonia/chlorine was systematically investigated in this study.
Bei Ye   +3 more
openaire   +2 more sources

Lomefloxacin Degradation: Antimicrobial Activity, Toxicity and Byproducts

Journal of Advanced Oxidation Technologies, 2015
AbstractLomefloxacin (LOM) is an important antimicrobial drug. It has been detected in aqueous matrices in several countries. Its continuous introduction into the environment is a potential risk to aquatic and terrestrial organisms. The aim of this study was to evaluate the degradation of LOM by photolysis, peroxidation, and peroxidation assisted by ...
José Roberto Guimarães   +2 more
openaire   +2 more sources

Photoelectrocatalytic degradation of organics and formation of disinfection byproducts in reverse osmosis concentrate

Water Research, 2020
The high content of organics in municipal reverse osmosis concentrate (ROC) requires proper treatment. Here, this study applied the photoelectrocatalysis (PEC) to reduce the concentration of organics in ROC. Meanwhile, the formation of disinfection byproducts (DBPs) was investigated.
Jiangyong Hu, Yiwei Chen, Si Li
openaire   +3 more sources

Degradation of Drinking Water Disinfection Byproducts by Synthetic Goethite and Magnetite

Environmental Science & Technology, 2005
Corrosion of iron pipes leads to the release of ferrous iron, Fe(II), and the formation of iron oxides, such as goethite and magnetite, on the pipe surface. Fe(II), a potent reductant when associated with iron oxide surfaces, can mediate the reduction of halogenated organic compounds.
Chan Lan Chun   +2 more
openaire   +3 more sources

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