Dergi makalesi Açık Erişim
Ates, Murat; Uludag, Nesimi; Karazehir, Tolga; Arican, Fatih
{ "DOI": "10.1007/s10008-013-2117-0", "abstract": "In this work, (3,6-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-9-(4-vinylbenzyl)-9H-carbazole) (EDOTVBCz) comonomer was chemically synthesized and characterized by Fourier transform infrared (FTIR), proton nuclear magnetic resonance, and carbon nuclear magnetic resonance spectroscopy. EDOTVBCz was electrocoated on glassy carbon electrode (GCE) in various initial molar concentrations ([EDOTVBCz](0) = 1.0, 1.5, 2.0, and 3.0) in 0.1 M lithium perchlorate (LiClO4)/acetonitrile (CH3CN). P(EDOTVBCz)/GCE was characterized by cyclic voltammetry, FTIR reflectance-attenuated total reflection spectroscopy, scanning electron microscopy-energy dispersive X-ray analysis, atomic force microscopy, and electrochemical impedance spectroscopy (EIS). EIS was used to determine the capacitive behaviors of modified GCE via Nyquist, Bode magnitude, Bode phase, and admittance plots. The highest low-frequency capacitance value was obtained as C (LF) = similar to 2.35 mF cm(-2) for [EDOTVBCz](0) = 3.0 mM. Double-layer capacitance of the polymer/electrolyte system was calculated as C (dl) = similar to 2.78 mF cm(-2) for [EDOTVBCz](0) = 1.0 and 3.0 mM. The maximum phase angle was obtained as theta = similar to 76.7(o) for [EDOTVBCz](0) = 1.0, 1.5, 2.0, and 3.0 mM at the frequency of 20.6 Hz. AC impedance spectra of P(EDOTVBCz)/LiClO4/CH3CN was obtained by performing electrical equivalent circuit model of R(Q(R(CR))) with linear Kramers-Kronig test.", "author": [ { "family": "Ates", "given": " Murat" }, { "family": "Uludag", "given": " Nesimi" }, { "family": "Karazehir", "given": " Tolga" }, { "family": "Arican", "given": " Fatih" } ], "container_title": "JOURNAL OF SOLID STATE ELECTROCHEMISTRY", "id": "16765", "issue": "9", "issued": { "date-parts": [ [ 2013, 1, 1 ] ] }, "page": "2417-2427", "title": "A novel synthesis of (3,6-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-9-(4-vinylbenzyl)-9H-carbazole), alternating polymer formation, characterization, and capacitance measurements", "type": "article-journal", "volume": "17" }
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