• Efficient removal of cationic dyes from aqueous solutions using a modified poly(ethylene terephthalate) fibers adsorbent 

  Unlu, Nuri; Gunay, Kubra; Arslan, Metin (TAYLOR & FRANCIS INC, 2020)

  A novel adsorbent was synthesized through functionalization of glycidyl methacrylate-g-poly(ethylene terephthalate) (GMA-g-PET) fibers with iminodiacetic acid (IDA) to give IDA-GMA-g-PET fibers. This adsorbent was then ...

• Adsorption of Ag(I) ions from wastewaters using poly(2-aminothiazole): kinetic and isotherm studies 

  Biyikoglu, Mutluhan; Ciftci, Hakan (SPRINGER, 2020)

  In this study, 2-aminothiazole, (2AT), was polymerized with benzoyl peroxide in 1,4-dioxane solution, and adsorption efficiencies of poly(2-aminothiazole), P-2AT, for the Ag(I) ions to remove from the aqueous solutions ...

• Synthesis and characterization of poly(ethylene terephthalate) fibers grafted with N-(hydroxymethyl) acrylamide by free radical: its application in elimination of Congo red 

  Arslan, Metin; Gunay, Kubra; Gok, Zehra; Yigitoglu, Mustafa (SPRINGER, 2020)

  In this study, firstly, N-(hydroxymethyl) acrylamide (HMAAm) was grafted on poly(ethylene terephthalate) fibers (PET) by utilizing benzoyl peroxide (Bz(2)O(2)) as an initiator. The alteration in graft percentage with the ...

• A disposable gold-cellulose nanofibril platform for SERS mapping 

  Tanis, Saliha Nur; İlhan, Hasan; Güven, Burcu; Tayyarcan, Emine Kübra; Çiftçi, Hakan; Saglam, Necdet; Hakki Boyaci, Ismail (ROYAL SOC CHEMISTRY, 2020)

  In this study, we present a disposable and inexpensive paper-like gold nanoparticle-embedded cellulose nanofibril substrate for the rapid enumeration ofEscherichia coli(E. coli) using surface-enhanced Raman scattering ...

• Synthesis and Crystal Structure Determination of a Dimeric Complex of Dimethylammoniumbis(p-tert-butylcatecholato) borate 

  Tombul, Mustafa; Biyikoglu, Mutluhan; Bulut, Adnan; Guven, Kutahms; Isilar, Ozer (JAPAN SOC ANALYTICAL CHEMISTRY, 2020)

  The structure of a dimeric complex, namely dimethylammoniumbis{(p-tert-butylcatecholato) borate}, was determined by X-ray crystallography. The compound crystallized in a triclinic system, and was characterized to be in the ...

• Application of 4-VP-g-PET fibers and its N-oxide derivative as an adsorbent for removal of cationic dye 

  Metin, Arslan; Kubra, Gunay (Springer, 2019)

  Poly(ethylene terephthalate) fibers (PET) were grafted with 4-vinyl pyridine (4-VP) by a chemical grafting technique, and an N-oxide derivative was synthesized (N-oxide-4-VP-g-PET). The removal of methylene blue (MB) from ...

• Synthesis of modified poly(ethylene terephthalate) fibers with antibacterial properties and their characterization 

  Arslan, Metin; Gunay, Kubra (Taylor & Francis As, 2019)

  Poly(ethylene terephthalate) (PET) fibers were grafted with vinyl monomers by utilizing benzoyl peroxide. Grafted PET fibers were modified in optimized conditions with several functional groups such as amine, chlorine, ...

• Elimination of carcinogenic bromate ions from aqueous environment with 4-vinyl pyridine-g-poly(ethylene terephthalate) fibers 

  Gunay, Kubra; Arslan, Metin; Bozkaya, Ogun; Aluc, Yasar; Gok, Zehra Gun (Springer Heidelberg, 2019)

  In this study, poly(ethylene terephthalate) fibers grafted with 4-vinyl pyridine (PET-g-4VP) was synthesized with using a radical polymerization method and its removal capacity for bromate ions in the aqueous solution was ...

• Removing of Congo red from aqueous solution by 2-hydroxyethyl methacrylate-g-poly(ethylene terephthalate) fibers 

  Gok, Zehra Gun; Gunay, Kubra; Arslan, Metin; Yigitoglu, Mustafa (Springer, 2019)

  Grafting of 2-hydroxyethyl methacrylate (HEMA) on poly(ethylene terephthalate) (PET) fibers was carried out via free-radical polymerization technique using benzoyl peroxide as initiator. The obtained copolymers were examined ...

• Synthesis of amine-functionalized methacrylic acid-g-poly(ethylene terephthalate) fiber and its Congo red removal ability 

  Arslan, Metin; Gunay, Kubra (Springer, 2018)

  The two kinds of amine-type adsorbents were synthesized by reacting hexamethylenediamine (HMDA) and tetraethylenepentamine (TEPA) with methacrylic acid-g-poly(ethylene terephthalate) (MAA-g-PET) fiber for the removal of ...

• Amperometric glucose sensor based on the glucose oxidase enzyme immobilized on graphite rod electrode modified with Fe3O4-CS-Au magnetic nanoparticles 

  Onay, Aykut; Dogan, Uzeyir; Ciftci, Hakan; Cetin, Demet; Suludere, Zekiye; Tamer, Ugur (Springer Heidelberg, 2018)

  In this report, an amperometric detection method for blood glucose level was developed benefiting from glucose oxidase (GO) enzyme immobilization on nanoparticle modified graphite rod (GR) electrode. Fe3O4-CS-Au magnetic ...

• Multiwalled Carbon Nanotube-Chitosan Scaffold: Cytotoxic, Apoptotic and Necrotic Effects on Chondrocyte Cell Lines 

  Ilbasmis-Tamer, Sibel; Ciftci, Hakan; Turk, Mustafa; Degim, Tuncer; Tamer, Ugur (Bentham Science Publ Ltd, 2017)

  Background: Carbon nanotubes (CNTs) have been considered highly successful and proficient in terms of their mechanical, thermal and electrical functionalization and biocompatibility. In regards to their significant extent ...

• One step effective removal of Congo Red in chitosan nanoparticles by encapsulation 

  Alver, Erol; Bulut, Mehmet; Metin, Aysegul Ulku; Ciftci, Hakan (Pergamon-Elsevier Science Ltd, 2017)

  Chitosan nanoparticles (CNPs) were prepared with ionotropic gelation between chitosan and tripolyphosphate for the removal of Congo Red. The production of chitosan nanoparticles and the dye removal process was carried out ...

• Nanoparticle embedded chitosan film for agglomeration free TEM images 

  Dogan, Uzeyir; Ciftci, Hakan; Cetin, Demet; Suludere, Zekiye; Tamer, Ugur (Wiley-Blackwell, 2017)

  Transmission electron microscopy (TEM) is a very useful and commonly used microscopy technique, used especially for the characterization of nanoparticles. However, the identification of the magnetic nanoparticle could be ...

• Synthesis and characterization of PET fibers grafted with binary mixture of 2-methylpropenoic acid and acrylonitrile by free radical: its application in removal of cationic dye 

  Arslan, Metin; Gunay, Kubra (Springer, 2017)

  Grafting of binary vinyl monomer mixtures such as 2-methylpropenoic acid (MPA) and acrylonitrile (AN) onto poly (ethylene terephthalate) fibers (PET) was achieved in an aqueous medium with using benzoyl peroxide like free ...

• Electrochemical determination of Cu(II) ions using glassy carbon electrode modified by some nanomaterials and 3-nitroaniline 

  Dedelaite, Lina; Kizilkaya, Selin; Incebay, Hilal; Ciftci, Hakan; Ersoz, Mustafa; Yazicigil, Zafer; Ramanavicius, Arunas (Elsevier Science Bv, 2015)

  The aim of this research was to investigate the effect of the several nanomaterials in electrochemical determination of Cu(II) ions. For this aim, firstly the deposition of graphene oxide (GO), graphene, magnetite (Fe3O4), ...

• Paper membrane-based SERS platform for the determination of glucose in blood samples 

  Torul, Hilal; Çiftçi, Hakan; Çetin, Demet; Suludere, Zekiye; Boyacı, İsmail Hakkı; Tamer, Uğur (Springer Heidelberg, 2015)

  In this report, we present a paper membrane-based surface-enhanced Raman scattering (SERS) platform for the determination of blood glucose level using a nitrocellulose membrane as substrate paper, and the microfluidic ...

• Electrochemical copper (II) sensor based on chitosan covered gold nanoparticles 

  Ciftci, Hakan; Tamer, Ugur; Metin, Aysegul U.; Alver, Erol; Kizir, Nevin (Springer, 2014)

  This study outlines a new sensing platform based on glassy carbon electrodes modified by gold nanoparticles (AuNPs) for the determination of heavy metal. A glassy carbon electrode was modified by chitosan stabilized AuNPs. ...

• Development of poly(3-aminophenylboronic acid) modified graphite rod electrode suitable for fluoride determination 

  Ciftci, Hakan; Oztekin, Yasemin; Tamer, Ugur; Ramanaviciene, Almira; Ramanavicius, Arunas (Elsevier Science Bv, 2014)

  Poly(3-aminophenylboronic acid), (PAPBA) film was formed on the graphite rod surface by potential cycling. The PAPBA-modified graphite rod (PAPBA/GR) electrode prepared in this way was used for potentiometric fluoride ...

• High-yield aqueous synthesis of multi-branched iron oxide core-gold shell nanoparticles: SERS substrate for immobilization and magnetic separation of bacteria 

  Tamer, Ugur; Onay, Aykut; Ciftci, Hakan; Bozkurt, Akif Goktug; Cetin, Demet; Suludere, Zekiye; Greneche, Jean-Marc (Springer, 2014)

  The high product yield of multi-branched core-shell Fe3-x O-4@Au magnetic nanoparticles was synthesized used as magnetic separation platform and surface-enhanced Raman scattering (SERS) substrates. The multi-branched ...

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