Subcritical and supercritical water oxidation for dye decomposition

R Javaid, UY Qazi, A Ikhlaq, M Zahid… - Journal of Environmental …, 2021 - Elsevier
The total annual output of synthetic dyes exceeds 7× 10 5 tons. About 1,000 tons of non-
biodegradable synthetic dyes are released every year into the natural streams and water …

Environmental remediation of emerging contaminants using subcritical water: A review

MT Aminzai, E Yabalak, D Kalderis, AM Gizir - Journal of Environmental …, 2024 - Elsevier
The continuous rise of emerging contaminants (ECs) in the environment has been a growing
concern due to their potentially harmful effects on humans, animals, plants, and aquatic life …

[HTML][HTML] Use of response surface methodology for optimization of fluoride adsorption in an aqueous solution by Brushite

M Mourabet, A El Rhilassi, H El Boujaady… - Arabian Journal of …, 2017 - Elsevier
In the present study, Response surface methodology (RSM) was employed for the removal
of fluoride on Brushite and the process parameters were optimized. Four important process …

Application of response surface methodology and central composite design for the optimization of textile dye degradation by wet air oxidation

M Demirel, B Kayan - International Journal of Industrial Chemistry, 2012 - Springer
Background The present study is aimed at investigating the degradation of azo dye solution
of AR 274 by wet air oxidation conditions. The central composite design matrix and …

Degradation of toluene by a selective ferrous ion activated persulfate oxidation process

A Long, Y Lei, H Zhang - Industrial & Engineering Chemistry …, 2014 - ACS Publications
The Fe2+-activated persulfate (PS) oxidation of toluene was evaluated using single-factor
tests and response surface methodology (RSM). The results indicated the degradation …

PES mixed matrix nanofiltration membrane embedded with polymer wrapped MWCNT: Fabrication and performance optimization in dye removal by RSM

N Ghaemi, SS Madaeni, P Daraei, H Rajabi… - Journal of hazardous …, 2015 - Elsevier
MWCNTs were wrapped by poly (sodium 4-styrenesulfonate)(PSS), and different amounts of
raw and polymer wrapped MWCNTs were implemented to fabricate PES mixed matrix …

Sub and supercritical water oxidation of pharmaceutical wastewater

SVP Mylapilli, SN Reddy - Journal of Environmental Chemical Engineering, 2019 - Elsevier
Sub and supercritical water oxidation (Sub-CWO & SCWO) technology has gained attention
over the past few years due to near complete conversions at shorter residences times. A …

Degradation of emerging contaminant coumarin based on anodic oxidation, electro-Fenton and subcritical water oxidation processes

Ö Görmez, S Akay, B Gözmen, B Kayan… - Environmental Research, 2022 - Elsevier
The degradation of emerging contaminant coumarin was separately investigated in anodic,
electro-Fenton and subcritical water oxidation processes. With respect to the anodic and …

Subcritical water treatment of landfill leachate: Application of response surface methodology

P Kirmizakis, C Tsamoutsoglou, B Kayan… - Journal of environmental …, 2014 - Elsevier
Context Leachate is the liquid formed when waste breaks down in the landfill and water
filters through that waste. This liquid is highly toxic and can pollute the land, ground water …

Unconventional electro-Fenton process operating at a wide pH range with Ni foam cathode and tripolyphosphate electrolyte

F Deng, H Olvera-Vargas, O Garcia-Rodriguez… - Journal of hazardous …, 2020 - Elsevier
We propose an unconventional electro-Fenton (EF) system with a nickel-foam (Ni-F)
cathode and tripolyphosphate (3-PP) electrolyte at near-neutral pH (EF/Ni-F-3-PP) to …