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Continuous treatment of highly concentrated tannery wastewater using novel porous composite beads: Central composite design optimization study
This present study depicts the successful employment of fixed-bed column for total chromium removal from tannery wastewater in dynamic mode using...
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Acid-modified coffee grounds biochar for nitrate and nitrite removal: an optimization via central composite design
Elevated concentrations of nitrate (NO 3 − ) and nitrite (NO 2 − ) are possibly the most widespread contaminant in groundwater, contributing to...
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Reduction of Acid Value of Waste Cooking Oil through Optimized Esterification via Central Composite Design
Waste cooking oil (WCO), an abundant byproduct in various industries, holds promise as an economical raw material for biodiesel production, serving...
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Modified Dolomite as an Efficient Catalyst in the Fenton Process: Kinetics, Thermodynamics and Modelling Using Central Composite Design
In this work, methyl orange degradation was investigated using iron-modified dolomite prepared by simple impregnation of iron followed by calcination...
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Selective/simultaneous batch adsorption of binary textile dyes using amorphous perlite powder: aspects of central composite design optimization and mechanisms
Herein, the selectivity/simultaneously adsorption associated with Congo Red (CR) and Methylene Blue (MB) has been efficiently undertaken via...
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Optimization of divalent mercury removal from synthetic wastewater using desirability function in central composite design of response surface methodology
Heavy metals exist in the ecosystem both naturally and due to anthropogenic activities and as recalcitrant pollutants; they are non-biodegradable and...
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Photocatalytic degradation of vancomycin using titanium dioxide and optimization by central composite design
Conventional wastewater treatment processes are not completely effective in removing vancomycin. In this study, affecting parameters on vancomycin...
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Alginate@Fe3O4@Bentonite nanocomposite for formaldehyde removal from synthetic and real effluent: optimization by central composite design
In this study, Alginate@ Fe 3 O 4 /Bentonite nanocomposite was utilized to eliminate formaldehyde from wastewater. Structural features of bentonite,...
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Persimmon tannin-modified graphitic carbon nitride as a bioadsorbent for methyl orange removal through CCD-RSM design
Graphitic carbon nitride (g-C 3 N 4 ) and persimmon tannin (PT) were used to prepare a novel bioadsorbent, which applying for the adsorption of methyl...
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Ecofriendly adsorption and sensitive detection of Hg (II) by biomass-derived nitrogen-doped carbon dots: process modelling using central composite design
In this study, luminescent bio-adsorbent nitrogen-doped carbon dots (N-CDs) was produced and applied for the removal and detection of Hg (II) from...
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Design and modeling of diazinon degradation in hydrous matrix by Ni-doped ZnO nanorods under ultrasonic irradiation: process optimization using RSM (CCD), kinetic study, reaction pathway, mineralization, and toxicity assessment
In first, the Ni-doped ZnO nanorods used as an appeal sonocatalyst was synthesized through co-precipitation method. Afterwards, the crystalline...
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Modeling and Optimization of COD Removal from Leachate by Electrocoagulation: Application of Central Composite Design
The present study aims to investigate the treatment of leachate by the electrocoagulation (EC) process using aluminum electrodes. A response surface...
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Synthesis and application of lanthanum-doped magnetic biochar composite adsorbent for removal of fluoride from water
Fluoride levels greater than 1.5 mg/L in drinking water are a global environmental issue that can seriously harm the health of humans. One of the...
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Green and low-temperature synthesis of the magnetic modified biochar under the air atmosphere for the adsorptive removal of heavy metal ions from wastewater: CCD-RSM experimental design with isotherm, kinetic, and thermodynamic studies
The accumulation of heavy metal ions in living cells leads to biological damage, which makes the necessity of using new methods to effectively remove...
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Optimum anatase/rutile ratios of TiO2 for photocatalytic denitrification from IX brine waste and real RO concentrate: RSM-CCD model and the use of an economical and efficient hole scavenger study
Both ion exchange (IX) and reverse osmosis (RO) technologies are effective in removing NO 3 − from drinking water, but the disposal of waste streams...
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Comprehensive analysis of in-situ transesterification for madhuca biodiesel: from synthesis to life cycle assessment
In the present study, we present a holistic approach to emphasize the importance of process conditions of In-situ transesterification to evaluate...
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Adsorption of naphthalene polycyclic aromatic hydrocarbon from wastewater by a green magnetic composite based on chitosan and graphene oxide
A green magnetic composite mCS/GO was synthesized using water hyacinth extract, as a reducing agent, and proanthocyanidin, as a crosslinking agent,...
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Photocatalytic degradation of bisphenol a from aqueous solution using bismuth ferric magnetic nanoparticle: synthesis, characterization and response surface methodology-central composite design modeling
PurposeBisphenol A (BPA), as endocrine-disrupting compound (EDC), is extensively used as an important chemical in the synthesis of polycarbonate...
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Preparation of alumina-supported Fe-Al-La composite for fluoride removal from an aqueous matrix
Using groundwater for human consumption is an alternative for places with no nearby surface water resources. Fluoride is commonly found in...
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Determination of Optimum Process Conditions by Central Composite Design Method and Examination of Leaching Kinetics of Smithsonite Ore Using Nitric Acid Solution
The leaching behavior of Tunceli smithsonite ore in nitric acid was evaluated in two study steps including optimization of leaching process and...
