Results 31 to 40 of about 43,983 (304)

Spinel ferrites nanoparticles: Synthesis methods and application in heterogeneous Fenton oxidation of organic pollutants – A review

open access: yesApplied Surface Science Advances, 2021
Heterogeneous Fenton-like oxidation is one of the advanced oxidation processes (AOPs) that can successfully remove a large number of pollutants from water. Among various materials used as catalysts in this process, spinel ferrite nanoparticles (SFs) have
Amal SOUFI   +5 more
doaj   +1 more source

Degradation of Abamectin Using the Photo-Fenton Process [PDF]

open access: yesInternational Journal of Chemical Engineering, 2012
The cultivation of strawberries generally requires substantial use of pesticides, and abamectin is the active principle of one of those most commonly employed. Conventional water treatment does not remove pesticides efficiently, so there is a need to investigate alternative procedures.
Thiago Augusto de Freitas Matos   +4 more
openaire   +2 more sources

Photodegradation of paracetamol by photo-Fenton process [PDF]

open access: yes, 2013
The presence of pharmaceuticals in surface water, sewage treatment plant effluents (STP) and groundwater waters has been recently reported to be an environmental issue of great significance because of its consequences over ecosystems and human health ...
Yamal Turbay, Evelyn   +6 more
core   +1 more source

Destruction of emerging organophosphate contaminants in wastewater using the heterogeneous iron-based photo-Fenton-like process

open access: yesJournal of Hazardous Materials Letters, 2021
Organophosphates have been identified as an emerging group of contaminants in wastewater with significant negative human health effects. Due to their persistence in the watershed, soil, and the food chain, their degradation during wastewater treatment ...
Manoj Silva, Jonas Baltrusaitis
doaj   +1 more source

Optimization and evaluation of the efficiency of sono-Fenton and photo-Fenton processes in the removal of 2, 4, 6 trinitrotoluene (TNT) from aqueous solutions [PDF]

open access: yesJournal of Advances in Environmental Health Research, 2020
The adverse health effects of trinitrotoluene (TNT) include allergies, liver and blood damage, and carcinogenesis. The present study aimed to optimize the sono-Fenton and photo-Fenton processes for the removal of TNT from aqueous solutions.
Majid Hashemi, Nastuna Ghanbari Sagharlo
doaj   +1 more source

Modelling of the photo-Fenton process with flexible hydrogen peroxide dosage: Sensitivity analysis and experimental validation [PDF]

open access: yes, 2022
The supply of hydrogen peroxide (H2O2) controlling the amount of highly oxidant hydroxyl radicals is the most critical operational issue for the photo-Fenton process. Accordingly, this study addresses the development of a model for photo-Fenton processes
Nasr Esfahani, Kourosh   +2 more
core   +1 more source

Environmental Assessment of Solar Photo-Fenton Processes at Mild Condition in the Presence of Waste-Derived Bio-Based Substances

open access: yesNanomaterials, 2022
The assessment of environmental sustainability has assumed great importance during the study and implementation of a new process, including those aimed to waste valorization and reuse.
Mattia Costamagna   +3 more
doaj   +1 more source

Effect of temperature on Imidacloprid oxidation by homogeneous photo-Fenton processes

open access: yesWater Science and Technology, 2008
This paper presents experimental results on the effect of temperature on the rate of Imidacloprid removal from waste water using homogeneous photo-Fenton processes. Experiments were conducted in a 2 L photo reactor set at 15–42°C, initial concentrations in the range of 10 to 40 mg L−1 Fe(II) and 100–450 mg L−1 H2O2; 30 150 min processing times. Initial
Zaror, C.   +4 more
openaire   +4 more sources

Removal of contaminants in paper dyeing wastewater by Fenton and photo-Fenton processes with biological treatment

open access: yesApplied Catalysis O: Open
Due to the production of huge quantity of potentially toxic and recalcitrant pollutants, which cannot be completely decomposed with conventional biological wastewater treatment processes, in the paper industry, reliable treatment processes are highly ...
Heeyeon Nam   +6 more
doaj   +1 more source

Step by step procedures: Degradation of polycyclic aromatic hydrocarbons in potable water using photo-Fenton oxidation process

open access: yesMethodsX, 2019
Polycyclic aromatic hydrocarbons (PAHs) are carcinogenic compounds, composed of two or more fused benzene rings and abundantly found in mixed-use areas.
Teh Sabariah Binti Abd Manan   +8 more
doaj   +1 more source

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