Yazar "Alkan, Mahir" için listeleme
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Adsorption kinetics and mechanism of cationic methyl violet and methylene blue dyes onto sepiolite
Doğan, Mehmet; Özdemir, Yasemin; Alkan, Mahir (Elsevier Sci Ltd, 2007)The use of low-cost and ecofriendly adsorbents was investigated as an ideal alternative to the current expensive methods of removing dyes from wastewater. Sepiolite was used as an adsorbent for the removal of methyl violet ... -
Adsorption kinetics and mechanism of maxilon blue 5G dye on sepiolite from aqueous solutions
Alkan, Mahir; Doğan, Mehmet; Turhan, Yasemin; Demirbaş, Özkan; Turan, Pınar (Elsevier Science Sa, 2008)The use of sepiolite for the removal of maxilon blue 5G from aqueous solutions at different contact times, stirring speeds, initial dye concentrations, pHs, ionic strengths and temperatures was investigated. The adsorption ... -
Adsorption kinetics and thermodynamics of an anionic dye onto sepiolite
Alkan, Mahir; Demirbaş, Özkan; Doğan, Mehmet (Elsevier Science Bv, 2007)The adsorption kinetics of CI reactive blue 221 (RB221), an anionic dye, onto sepiolite was investigated in aqueous solution in a batch system with respect to stirring speed, contact time, initial dye concentration, pH, ... -
Adsorption kinetics of a cationic dye from wastewater
Demirbaş, Özkan; Alkan, Mahir (Taylor & Francis Ltd, 2015)The adsorption kinetics and thermodynamics of Maxilon Blue 5G, a cationic textile dye, onto perlite were investigated in aqueous solution in a batch system for determining the effect of contact time, stirring speed, initial ... -
Adsorption kinetics of maxilon blue GRL onto sepiolite from aqueous solutions
Doğan, Mehmet; Alkan, Mahir; Demirbaş, Özkan; Özdemir, Yasemin; Özmetin, Cengiz (Elsevier Science Sa, 2006)Adsorption isotherm of maxilon blue GRL on sepiolite was determined and correlated with common isotherm equations such as Langmuir and Freundlich models. It was found that the Langmuir model appears to fit the isotherm ... -
Adsorption kinetics of maxilon yellow 4gl and maxilon red grl dyes on kaolinite
Doğan, Mehmet; Karaoğlu, Muhammet Hamdi; Alkan, Mahir (Elsevier Science Bv, 2009)Kaolinite, a low-costly material, is the most abundant phyllosilicate mineral in highly weathered soils. in this work, the adsorption kinetics of maxilon yellow 4GL (MY 4GL) and maxilon red GRL (MR GRL) dyes on kaolinite ... -
Adsorption kinetics of methyl violet onto perlite
Doğan, Mehmet; Alkan, Mahir (Pergamon-Elsevier Science Ltd, 2003)This study examines adsorption kinetics and activation parameters of methyl violet on perlite. The effect of process parameters like contact time, concentration of dye, temperature and pH on the extent of methyl violet ... -
Adsorption kinetics of victoria blue onto perlite
Alkan, Mahir; Doğan, Mehmet (Parlar Scientific Publications (P S P),, 2003)The effects of various experimental parameters such as initial dye concentration, temperature and pH on adsorption capacity of victoria blue on perlite have been investigated. The extent of dye removal increased, with the ... -
Adsorption of casein onto some oxide minerals and electrokinetic properties of these particles
Demirbaş, Özkan; Alkan, Mahir; Demirbaş, Aygül (Elsevier Science Bv, 2015)In this study, the adsorption properties of casein onto some oxide minerals such as sepiolite, kaolinite and expanded and unexpanded perlites samples were studied as a function of concentrations of casein, sodium phosphate ... -
Adsorption of cationic dyes from aqueous solutions by sepiolite
Özdemir, Yasemin; Doğan, Mehmet; Alkan, Mahir (Elsevier Science Bv, 2006)Batch sorption experiments were carried out to remove the cationic dyes, methyl violet (MV) and methylene blue (MB), from its aqueous solutions using sepiolite as an adsorbent. Operating variables studied were pH, ionic ... -
Adsorption of cationic polyacrylamide (C-PAM) on expanded perlite
Tekin, Nalan; Dinçer, Aziz; Demirbaş, Özkan; Alkan, Mahir (Elsevier Science Bv, 2010)The adsorption of cationic polyacrylamide (C-PAM) onto expanded perlite (EP) from aqueous solutions was investigated as a function of some parameters such as pH, ionic strength, and temperature. The adsorption of C-PAM was ... -
Adsorption of cationic polyacrylamide onto kaolinite
Tekin, Nalan; Demirbaş, Özkan; Alkan, Mahir (Elsevier Science Bv,, 2005)The adsorption of the cationic polymer, polyacrylamide (PAM), onto kaolinite was investigated. Polyacrylamides are among the most commonly used polymers in industry and adsorption of PAM onto kaolinite from aqueous solutions ... -
Adsorption of cationic polyacrylamide onto sepiolite
Tekin, Nalan; Dinçer, Aziz; Demirbaş, Özkan; Alkan, Mahir (Elsevier Science Bv, 2006)The adsorption of PAM onto sepiolite from aqueous solutions has been investigated systematically as a function of some parameters such as calcination temperature of sepiolite, pH, ionic strength and temperature. The ... -
Adsorption of copper (II) ions onto sepiolite and electrokinetic properties
Doğan, Mehmet; Türkyılmaz, Aydın; Alkan, Mahir; Demirbaş, Özkan (Elsevier Science Bv, 2009)We investigated the electrokinetic properties of sepiolite Suspensions using the microelectrophoresis technique as a function of pH in the presence of various electrolytes such as, LiCl, NaCl, KCl, Cu(NO(3))(2), CaCl(2), ... -
Adsorption of copper(II) onto perlite
Alkan, Mahir; Doğan, Mehmet (Academic Press Inc, 2001)Perlite samples activated by H2SO4 solutions were utilized as adsorbents for the removal of Cu(II) ions from solutions at different pHs, ionic strengths, and temperatures. It has been found that the amount of Cu(II) adsorbed ... -
Adsorption of CTAB onto perlite samples from aqueous solutions
Alkan, Mahir; Karadaş, Mecit; Doğan, Mehmet; Demirbaş, Özkan (Academic Press Inc Elsevier Science, 2005)In this study, the adsorption properties of unexpanded and expanded perlite samples in aqueous cetyltrimethylammonium bromide (CTAB) solutions were investigated as a function of ionic strength, pH, and temperature. It was ... -
The adsorption of methyl violet on activated carbon from aqueous solutions
Alp, Zeliha Gamze; Türkyılmaz, Aydın; Kızılduman, Berna Koçer; Doğan, Serap; Alkan, Mahir; Doğan, Mehmet; Turhan, Yasemin (Parlar Scientific Publications, 2017)In this study, the activated carbon was prepared from the pomegranate shell by chemical activation, characterized using BET, FTIR-ATR, XRD, SEM and DTA/TG and investigated the adsorption properties. The adsorption process ... -
Adsorption of methylene blue from aqueous solution onto perlite
Doğan, Mehmet; Alkan, Mahir; Onganer, Yavuz (Kluwer Academic Publ, 2000)Adsorption of methylene blue from aqueous solutions onto unexpanded and expanded perlite samples activated by H2SO4 and NaCl solutions has been investigated, to assess the possibility of using perlite for removing cationic ... -
Adsorption of methylene blue onto hazelnut shell: Kinetics, mechanism and activation parameters
Doğan, Mehmet; Abak, Harun; Alkan, Mahir (Elsevier Science Bv, 2009)The adsorption kinetics of methylene blue (MB) on the hazelnut shell with respect to the initial dye concentration, pH, ionic strength, particle size and temperature were investigated. The rate and the transport/kinetic ... -
Adsorption of polyvinylimidazole onto kaolinite
Tekin, Nalan; Kadıncı, Emine; Demirbaş, Özkan; Alkan, Mahir; Kara, Ali (Academic Press Inc Elsevier Science, 2006)The adsorption of polyvinylimidazole (PVI) onto kaolinite from aqueous solutions has been investigated systematically as a function of parameters such as calcination temperature of kaolinite, pH, ionic strength, and ...
