Browsing by Author "Arda, Ertan"
Now showing items 1-9 of 9
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A comparison of fluorescence and UV-visible spectrometry techniques for thermal phase transitions of agarose gels
Arda, Ertan; Kara, Selim; Mergen, Ömer Bahadır; Pekcan, Önder (Springer, 2015)In this study thermoreversible phase transitions of high (HMP) and low (LMP) melting point agarose gels were investigated by using the UV-vis and fluorescence spectroscopy techniques. Pyranine was added to the aqueous ... -
Effects of GNP addition on optical properties and band gap energies of PMMA films
Mergen, Ömer Bahadır; Arda, Ertan; Kara, Selim; Pekcan, Önder (Wiley, 2019)In this study the effects of graphene nanoplatelet (GNP) doping on the optical parameters (absorption coefficient alpha and extinction coefficient k) and the optical transition energies (optical band gap and Urbach energies) ... -
Electrical and optical percolations in PMMA/GNP composite films
Arda, Ertan; Mergen, Omer Bahadir; Pekcan, Önder (Taylor & Francis Ltd, 2018)Effects of graphene nanoplatelet (GNP) addition on the electrical conductivity and optical absorbance of poly(methyl methacrylate)/graphene nanoplatelet (PMMA/GNP) composite films were studied. Optical absorbance and two ... -
Electrical and optical percolations of polystyrene latex-multiwalled carbon nanotube composites
Kara, Selim; Arda, Ertan; Dolastir, Fahrettin; Pekcan, Önder (Academic Press Inc Elsevier Science, 2010)Electrical conductivity and optical transmittance properties of polystyrene (PS)-multiwalled carbon nanotube (MWCNT) composite films were investigated. Composite films were prepared by mixing of various mass fractions of ... -
Electrical optical and fluorescence percolations in P(VAc-co-BuA)/MWCNT composite films
Arda, Ertan; Kara, Selim; Pekcan, Önder (Taylor & Francis Ltd, 2013)Effects of multiwall carbon nanotube (MWCNT) addition on the electrical conductivities optical transparencies and fluorescence emissions of poly(vinyl acetate-co-butyl acrylate) (P(VAc-co-BuA))/MWCNT composite films were ... -
Evaluation of the fractal dimension of polyacrylamide during gelation and swelling
Arda, Ertan; Kara, Selim; Pekcan, Önder; Gülşen, Akın-Evingür (Elsevier, 2021)[Abstract Not Available] -
Fractal Dimensions of kappa-Carrageenan Gels during Gelation and Swelling
Kara, Selim; Arda, Ertan; Pekcan, Önder (Taylor & Francis Inc, 2018)A photon scattering technique for research on the sol-gel and gel-sol transitions in kappa-carrageenan-water systems with various carrageenan contents (CC) was utilized for characterizing the fractal dimensions during ... -
A Quartz Crystal Microbalance (QCM) Study on the Formation of Aqueous ?-Carrageenan-Chitosan Composite Bilayers with NaCl and Graphene Oxide
Kara, Selim; Arda, Ertan; Dolastir, Fahrettin; Pekcan, Onder; Evingur, Gulsen Akin (Taylor & Francis Inc, 2023)Biomaterials and thin biofilms play a fundamental role in the medical, food and pharmaceutical industries. The Quartz crystal microbalance (QCM) measurement technique is one of the attractive techniques which have been ... -
Thermal Phase Transitions of Agarose in Various Compositions: A Fluorescence Study
Kara, Selim; Arda, Ertan; Dolastir, Fahrettin; Pekcan, Önder (Springer/Plenum Publishers, 2011)The effect of agarose content on thermal phase transitions of the agarose gels was investigated by using Steady State Fluorescence (SSF) method. Scattered light I(sc) and fluorescence intensity I(fl) were monitored against ...