PubMed İndeksli Yayınlar Koleksiyonu by Institution Author "Koparal, Ali Savaş"
Now showing items 1-20 of 23
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Accumulation of sulfur and heavy metals in soil and tree leaves sampled from the surroundings of Tuncbilek Thermal Power Plant
Çiçek, Arzu; Koparal, Ali Savaş (Pergamon-Elsevier Science LTD, 2004)In this study, the quantities of sulfur and heavy metals, resulting from the Tuncbilek Thermal Power Plant (TPP) in Turkey, have been assessed in tree leaves and soil samples within a 10 km radius of the plant. Leaves of ... -
Adhesion profile and differentiation capacity of human adipose tissue derived mesenchymal stem cells grown on metal ion (Zn, Ag and Cu) doped hydroxyapatite nano-coated surfaces
Bostancıoğlu, R. Beklem; Gürbüz, Mevlüt; Akyürekli, Ayşe Gül; Doğan, Aydın; Koparal, Ali Savaş; Koparal, Ayşe Tansu (Elsevier Science BV, 2017)Accelerated Mesenchymal Stem Cells (MSCs) condensation and robust MSC-matrix and MSC-MSC interactions on nano-surfaces may provide critical factors contributing to such events, likely through the orchestrated signal cascades ... -
Analyses of the modulatory effects of antibacterial silver doped calcium phosphate-based ceramic nano-powder on proliferation, survival, and angiogenic capacity of different mammalian cells in vitro
Bostancıoğlu, R. Beklem; Peksen, Ceren; Genç, Hatice; Gürbüz, Mevlüt; Karel, Filiz Bayrakci; Koparal, Ali Savaş; Koparal, Ayşe Tansu (IOP Publishing LTD, 2015)In this study, the antibacterial, cytotoxic, and angiogenic activities of silver doped calcium phosphate-based inorganic powder (ABT or PAG) were systematically investigated. ABT powders containing varying silver content ... -
Assessment of the Levels of Heavy Metal Pollution in Roadside Soils of Eskisehir, Turkey
Malkoç, Semra; Yazıcı, Berna; Koparal, Ali Savaş (Wiley-Blackwell, 2010)A detailed study was conducted to determine the current status of the heavy metals Cd Cu Cr Fe Hg Mn Ni Pb and Zn in Eskisehir Turkey The 15 different locations (n = 270) studied were specifically selected to identify the ... -
Degradation of picloram by the electro-Fenton process
Özcan, Ali; Şahin, Yücel; Koparal, Ali Savaş; Oturan, Mehmet A. (Elsevier Science BV, 2008)The degradation of the picloram, a widely used herbicide, has been under-taken by the electrochemical advanced oxidation process, namely electro-Fenton in aqueous solution. This process generates catalytically hydroxyl ... -
Effects of environmental conditions on historical buildings: lichens and NOx gases
Çiçek, Arzu; Aslan, Ali; Yazıcı, Kenan; Koparal, Ali Savaş (Springer, 2009)Environmental conditions affect human life in various ways. One of the domains of environmental conditions is buildings, and amongst them, a major and important group is the historical buildings. To keep this inheritance ... -
Electroadsorption of acilan blau dye from textile effluents by using activated carbon-perlite mixtures
Koparal, Ali Savaş; Yavuz, Yusuf; Öğütveren, Ülker Bakır (Water Environment Federation, 2002)The feasibility of the removal of dye stuffs from textile effluents by electroadsorption has been investigated. An activated carbon-perlite mixture with a ratio of 8:1 for bipolarity has been used as the adsorbent. ... -
Electrochemical antimony removal from accumulator acid: Results from removal trials in laboratory cells
Bergmann, M. E. Henry; Koparal, Ali Savaş (Elsevier Science BV, 2011)Regeneration of spent accumulator acid could be an alternative process for crystallization, neutralisation and disposal. Therefore, for the first time in a study of the possibilities of electrochemical removal of antimony ... -
Electrochemical degradation and toxicity reduction of C.I. Basic Red 29 solution and textile wastewater by using diamond anode
Koparal, A. Savaş; Yavuz, Yusuf; Gürel, Canan; Oğüetveren, Ülker Bakır; Koparal, Ali Savaş; Yavuz, Yusuf; Gürel, Canan; Öğütveren, Ülker Bakır (Elsevier Science BV, 2007)Electrochemical oxidation of Basic Red 29 (BR29) was studied in a bipolar trickle tower (BTT) reactor by using Raschig ring shaped boron-doped diamond (BDD) electrodes, which were originally employed by the present ... -
Electrochemical oxidation of phenol in a parallel plate reactor using ruthenium mixed metal oxide electrode
Yavuz, Yusuf; Koparal, Ali Savaş (Elsevier Science BV, 2006)In this study, electrochemical oxidation of phenol was carried out in a parallel plate reactor using ruthenium mixed metal oxide electrode. The effects of initial pH, temperature, supporting electrolyte concentration, ... -
Electrocoagulation of synthetically prepared waters containing high concentration of NOM using iron cast electrodes
Yıldız, Yaldiz Sevki; Koparal, Ali Savaş; Irdemez, Ahset; Keskinler, Bülent (Elsevier Science BV, 2007)The aim of this investigation is to evaluate the treatibility of synthetically prepared water with high concentration of humic substances by electrocoagulation in batch mode using iron cast electrodes. Effects of applied ... -
Electrocoagulation of vegetable oil refinery wastewater using aluminum electrodes
Un, Umran Tezcan; Koparal, Ali Savaş; Öğütveren, Ülker Bakır (Academic Press LTD- Elsevier Science LTD, 2009)Electrocoagulation with aluminum electrodes was used to treat the vegetable oil refinery wastewater (VORW) in a batch reactor. The effects of operating parameters such as pH, Current density, PAC (poly aluminum chloride) ... -
Hybrid processes for the treatment of cattle-slaughterhouse wastewater using aluminum and iron electrodes
ün, ümran Tezcan; Koparal, Ali Savaş; Öğütveren, Ülker Bakır (Elsevier Science BV, 2009)Electrocoagulation (EC) of cattle-slaughterhouse wastewater, which is characterized by (i) high turbidity (up to 340 Nephelometric turbidity units), (ii) increased chemical oxygen demand (COD) concentration (4200 mg L-1), ... -
Propham mineralization in aqueous medium by anodic oxidation using boron-doped diamond anode: Influence of experimental parameters on degradation kinetics and mineralization efficiency
Özcan, Ali; Şahin, Yücel; Koparal, Ali Savaş; Oturan, Mehmet A. (Pergamon-Elsevier Science LTD, 2008)This study aims the removal of a carbamate herbicide, propham, from aqueous solution by direct electrochemical advanced oxidation process using a boron-doped diamond (BDD) anode. This electrode produces large quantities ... -
Removal of disperse dye from aqueous solution by novel adsorbent prepared from biomass plant material
Gerçel, Özgül; Gerçel, H. Ferdi; Koparal, Ali Savaş; Öğütveren, Ülker Bakır (Elsevier Science BV, 2008)The adsorption of Disperse Orange 25 (3-[N-ethyl-4-(4-nitrophenylazo) phenylaminol propionitrile) onto activated carbon was investigated in a batch system with respect to contact time, carbon dosage, pH and temperature ... -
Removal of nitrate from water by electroreduction and electrocoagulation
Koparal, Ali Savaş; Öğütveren, Ülker Bakır (Elsevier Science BV, 2002)The aim of this work was to investigate the feasibility of the removal of nitrate from water by applying electrochemical methods such as electroreduction and electrocoagulation. In electroreduction, removal of nitrate to ... -
Research of usability of tree leaves and soil in determining the contribution of industry and traffic to air pollution in Bozuyuk (Turkey) region.
Çiçek, Arzu; Koparal, Ali Savaş (Triveni Enterprises, 2003)In industrialized regions like Bozuyuk, generally density of settlement and traffic is also observed. As a result of this density, the metal pollution that results from either industrial activities or traffic shall affect ... -
Research of usability of tree leaves and soil in determining the contribution of industry and traffic to air pollution in Bozüyük (Turkey) region
Çiçek, Arzu; Koparal, Ali Savaş (2003)In industrialized regions like Bozüyük, generally density of settlement and traffic is also observed. As a result of this density, the metal pollution that results from either industrial activities or traffic shall affect ... -
Silver ion doped ceramic nano-powder coated nails prevent infection in open fractures: In vivo study
Köse, Nusret; Caylak, Remzi; Peksen, Ceren; Kiremitçi, Abdurrahman; Burukoğlu, Dilek; Koparal, Ali Savaş; Doğan, Aydın (Elsevier Sci LTD, 2016)Background: Despite improvement in operative techniques and antibiotic therapy, septic complications still occur in open fractures. We developed silver ion containing ceramic nano powder for implant coating to provide not ... -
Synthesis of New Fluoro-Benzimidazole Derivatives as an Approach towards the Discovery of Novel Intestinal Antiseptic Drug Candidates
Çevik, Ulviye Acar; Sağlık, Begüm Nurpelin; Özkay, Yusuf; Cantürk, Zerrin; Bueno, Juan; Demirci, Fatih; Koparal, Ali Savaş (Bentham Science Publ LTD, 2017)In the present study, nineteen new fluoro-benzimidazole derivatives, including nifuroxazide analogs, were synthesized by microwave-supported reactions and tested against a panel of pathogenic microorganisms consisting of ...