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Conductivity percolation of carbon nanotubes (CNT) in polystyrene (PS) latex film 

Ugur, Saziye; Yargı, Önder; Pekcan, Önder (Canadian Science Publishing Nrc Research Press, 2010)
In this study the effect of multiwalled carbon nanotubes (MWNT) on film formation behaviour and electrical conductivity properties of polystrene (PS) latex film was investigated by using the photon transmission technique ...
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Percolation and Film Formation Behaviors of MWNT/PS Nanocomposites 

Ugur, Saziye; Yargı, Önder; Pekcan, Önder (Elsevier Science Bv, 2011)
This study involves the investigation of film formation and electrical conductivity properties of polystrene (PS) latex/multi-walled Carbon nanotube (MWNT) composites. Films prepared from PS/MWNT mixtures with different ...
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Critical Exponents of Gelation and Conductivity in Polyacrylamide Gels Doped by Multiwalled Carbon Nanotubes 

Aktas, Demet Kaya; Evingür, Gülşen Akin; Pekcan, Önder (Taylor & Francis Ltd, 2010)
Polyacrylamide (PAM) doped by multiwalled carbon nanotube (MWNT) gels were prepared with different amounts of MWNTs varying in the range between 0.1 and 15 wt%. The PAM-MWNT composite gels were characterized by the steady ...
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Critical phenomenon during photoinitiated gelation at different temperatures: A Photo-DSC study 

Dogruyol, Zekeriya; Arsu, Nergis; Dogruyol, Sevnur Keskin; Pekcan, Önder (Elsevier Science, 2011)
The behaviour of photoinitiated radical polymerization of an 80 wt% epoxy diacrylate (EA) and 20 wt% tripropyleneglycoldiacrylate (TPGDA) mixture with 2-mercaptothioxanthone (TX-SH) photoinitiator was studied at different ...
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Steady state fluorescence technique for studying phase transitions in PAAm-PNIPA mixture 

Evingür, Gülşen Akin; Aktas, Demet Kaya; Pekcan, Önder (Taylor & Francis, 2009)
The steady state fluorescence (SSF) technique was used to study the sol-gel phase transition during free radical crosslinking copolymerisation of various amounts of acrylamide (AAm) and N-isopropylacrylamide (NIPA) mixtures. ...
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Phase Transitions in Pure and Hybrid Hydrogels: A Fluorescence Study 

Aktas, Demet Kaya; Evingür, Gülşen Akin; Pekcan, Önder (Wiley, 2009)
Recent observations on phase transitions around the critical point showed that the critical exponents differed drastically from percolation results and classical results for pure hydrogel systems depending on monomer ...
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Critical Exponents of Thermal Phase Transitions of kappa-Carrageenan in Various Salt Solutions 

Tari, Ozlem; Pekcan, Önder (Wiley-VCH Verlag GmbH, 2009)
The steady state fluorescence (SSF) technique was employed to study the phase transitions Of kappa-carrageenan in NaCl and KCl solutions. Pyranine was used as a fluorescence probe for monitoring these transitions. Scattered ...
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Polymer-Ceramic Nanocomposites 

Pekcan, Önder; Ugur, Saziye (Spie-Int Soc Optical Engineering, 2009)
Steady state fluorescence (SSF) and photon transmission (PT) techniques were used for studying film formation from TiO2 and Al2O3 covered polystyrene (PS) latex particles. These films were annealed at elevated temperatures ...
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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 ...
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Gelation of PAAm-PVP composites: A fluorescence study 

Evingür, Gülşen Akin; Kaygusuz, Hakan; Erim, F. Bedia; Pekcan, Önder (World Scientific, 2014)
Hybrid hydrogels are a new class of composite materials. Polyacrylamide (PAAm) hydrogels are mainly produced by free radical crosslinking copolymerization (FCC) of AAm in the presence of N N'-methylene bis (acrylamide) ...

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AuthorPekcan, Onder (10)Evingür, Gülşen Akin (4)Aktas, Demet Kaya (3)Ugur, Saziye (3)Yargı, Önder (2)Arda, Ertan (1)Arsu, Nergis (1)Dogruyol, Sevnur Keskin (1)Dogruyol, Zekeriya (1)Erim, F. Bedia (1)... View MoreSubject
Percolation (10)
Fluorescence (5)Critical phenomena (4)Conductivity (3)Acrylamide (2)Critical exponents (2)Hydrogel (2)Latex (2)Multiwalled carbon nanotubes (2)Acrylamide-NIPA (1)... View MoreDate Issued2009 (4)2010 (2)2011 (2)2014 (1)2018 (1)Has File(s)true (8)false (2)

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