Yazar "Usta, Betül" için Fen Fakültesi listeleme
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Determination of ascorbic acid by polypyrrole potentiometric detector in ion chromatography
Şahin, Mutlu; Özcan, Levent; Usta, Betül; Şahin, Yücel (Elsevier Advanced Technology, 2009)A potentiometric detector, based on electrodeposition of polypyrrole onto Pt electrode, was investigated in this study. The chromatographic performance of the PPy detector was investigated in ion chromatography. The resulting ... -
Determination of Oxalate Ion in Bayer Liquor Using Electrochemical Method
Turhan, Seval; Usta, Betül; Şahin, Yücel; Uysal, Oktay (John Wiley & Sons, 2011)bauxite with caustic liquor and the subsequent precipitation of hydrated alumina [1]. Most bauxite contains organic compounds in various amounts. Depending upon the digestion conditions, 5-10% of the organic carbon is ... -
The Substituent Effects on the Structure and Surface Morphology of Polyaniline
Şahin, Mutlu; Özcan, Levent; Özcan, Ali; Usta, Betül; Şahin, Yücel; Pekmez, Kadir (Wiley, 2010)In this work, poly(2-fluoroaniline), poly(2-chloroaniline), poly(2-methylaniline), and poly(N-ethylaniline) were prepared by a self-assembly method using an oxidizing system consisting of a dopant anion, p-toluene sulfonate ...