Yazar "Geyikci, Feza" için listeleme
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Adsorption of Acid Blue 161 (AB 161) Dye from Water by Multi-walled Carbon Nanotubes
Geyikci, Feza (Taylor & Francis Inc, 2013)The adsorption properties of acid blue 161 (AB 161) from aqueous solution onto multi-walled carbon nanotubes (MWCNTs) was studied as a function of time, pH and initial AB 161 concentration. The maximum adsorption yield ... -
Adsorption of basic dye from wastewater using raw and activated red mud
Coruh, Semra; Geyikci, Feza; Ergun, Osman Nuri (Taylor & Francis Ltd, 2011)Red mud, an industrial by-product generated during the processing of bauxite ore, was investigated as an inexpensive and effective adsorbent for the adsorption of methylene blue from aqueous solution. Chemical and heat ... -
Adsorption of copper (II) ions on montmorillonite and sepiolite clays: equilibrium and kinetic studies
Coruh, Semra; Geyikci, Feza (Desalination Publ, 2012)The removal of Cu(II) with montmorillonite and sepiolite clays in aqueous solutions has been studied. The optimum conditions for adsorption using a batch method were evaluated by changing various parameters such as contact ... -
Adsorption of Neutral Red Dye From An Aqueous Solution Onto Natural Sepiolite Using Full Factorial Design
Coruh, Semra; Geyikci, Feza; Elevli, Sermin (Springer, 2011)The main objective of factorial design is to construct an empirical model to understand complex phenomena such as a purification process up to a given level of accuracy. The present study aimed to investigate the adsorption ... -
Adsorptive Removal of Aromatic Compound By Montmorillonite: Application of Factorial Design Analysis
Geyikci, Feza; Coruh, Semra (Acad Sci Czech Republic Inst Rock Structure & Mechanics, 2013)Phenolic compounds are common pollutants found particularly in the effluents from petroleum and petrochemical, coal conversion, and phenol producing industries. Due to their toxicity and carcinogenity, water and wastewater ... -
Biosorption of phenol from aqueous solutions by the Aspergillus niger biomass: comparison of linear and non-linear regression analysis
Senturk, Ilknur; Buyukgungor, Hanife; Geyikci, Feza (Taylor & Francis Inc, 2016)In this study, the removal characteristics of phenol from aqueous solution by the live Aspergillus niger were investigated under various operating variables like contact time, initial phenol concentration, biomass dosage, ... -
Development of Experimental Results by Artificial Neural Network Model for Adsorption of Cu2+ Using Single Wall Carbon Nanotubes
Geyikci, Feza; Coruh, Semra; Kilic, Erdal (Taylor & Francis Inc, 2013)Removal of copper ions from aqueous solution using single wall carbon nanotubes (SWCNTs) as a function on pH was studied using batch technique. The results indicate that adsorption is strongly dependent on pH. The adsorption ... -
The Equilibrium and Kinetics Studies of Crystal Violet Adsorption Onto Montmorillonite
Geyikci, Feza (Gh Asachi Technical Univ Iasi, 2012)In this study, the removal of crystal violet from aqueous solutions using natural clay (from Bafra of Turkey) was described. Experiments were carried out as function of contact time, adsorbent dosage, initial concentration, ... -
Factorial design analysis for adsorption of Indigo Carmine onto Montmorillonite-Evaluation of the kinetics and equilibrium data
Geyikci, Feza (Elsevier Science Sa, 2016)In this study, the potential of montmorillonite for Indigo Carmine (IC) adsorption from aqueous solutions was evaluated. The equilibrium adsorption results for montmorillonite can be successfully modeled by the Langmuir, ... -
Factorial Experimental Design For Adsorption Silver Ions From Water Onto Montmorillonite
Geyikci, Feza; Buyukgungor, Hanife (Acad Sci Czech Republic Inst Rock Structure & Mechanics, 2013)This research work involved the use of factorial design technique to investigate the adsorption of silver ions from water onto montmorillonite. There is a growing interest in using low-cost and commercially available ... -
Modelling of lead adsorption from industrial sludge leachate on red mud by using RSM and ANN
Geyikci, Feza; Kilic, Erdal; Coruh, Semra; Elevli, Sermin (Elsevier Science Sa, 2012)In this study, response surface methodology (RSM) and artificial neural network (ANN) were employed to develop prediction models for lead removal from industrial sludge leachate using red mud. The leaching characteristics ... -
Monitoring of organochlorine pesticides in the surface waters from Mid-Black Sea Region, Turkey
Geyikci, Feza; Buyukgungor, Hanife (Springer, 2011)The levels of 16 organochlorine pesticides (OCPs) in surface water in Mid-Black Sea Region in Turkey were investigated to evaluate their potential pollution and risks. The analysis of OCPs extracted by C-18 solid phase ... -
Removal of Cu2+ From Copper Flotation Waste Leachant Using Sepiolite: Full Factorial Design Approach
Coruh, Semra; Geyikci, Feza; Coruh, Ufuk (Acad Sci Czech Republic Inst Rock Structure & Mechanics, 2013)Copper flotation waste which is the product pyrometalurgical production of copper from copper ores contains materials such as iron, alumina, calcium oxide, silica, etc. Copper flotation waste generally contains a significant ... -
Statistical Evaluation and Optimization of Factors Affecting the Leaching Performance of Copper Flotation Waste
Coruh, Semra; Elevli, Sermin; Geyikci, Feza (Hindawi Publishing Corporation, 2012)Copper flotation waste is an industrial by-product material produced from the process of manufacturing copper. The main concern with respect to landfilling of copper flotation waste is the release of elements (e.g., salts ... -
Thermokinetic analysis and product characterization of Medium Density Fiberboard pyrolysis
Aslan, Dilan Irmak; Ozogul, Bugce; Ceylan, Selim; Geyikci, Feza (Elsevier Sci Ltd, 2018)This study investigates the pyrolysis of Medium Density Fiberboard (MDF) as a potential waste management solution. Thermal behaviour of MDF was analysed via TG/DSC. The primary decomposition step occurred between 190 degrees ... -
The use of NARX neural network for modeling of adsorption of zinc ions using activated almond shell as a potential biosorbent
Coruh, Semra; Geyikci, Feza; Kilic, Erdal; Coruh, Ufuk (Elsevier Sci Ltd, 2014)In this study, nonlinear autoregressive model processes with exogenous input (NARX) are applied for the prediction of percentage adsorption efficiency for the removal of zinc ions from wastewater by activated almond shell. ...
