SCI Kapsamlı Yayın Bilgileri:

Bilgi
1) "Effect of frequency on dielectric properties of liquid crystal doped with side-chain liquid crystalline polymer.", Muharrem GÖKÇEN, Oğuz KÖYSAL, MATERIALS CHEMISTRY AND PHYSICS, 129(3), 1142, (2011)
Tez:
2) "Investigation of dielectric properties and diffraction efficiency enhancements caused by photothermal effect in DR9 dye-doped nematic liquid crystal", Oğuz Köysal, Mustafa Okutan, Muharrem Gökçen, OPTICS COMMUNICATIONS, 284(20), 4924, (2011)
Tez:
3) "Nonlinear experimental dye-doped nematic liquid crystal optical transmission spectra estimated by neural network empirical physical formulas", "Nihat Yildiz", "Sait Eren San", "Oğuz Köysal", Optics Communications, , 283(17), 3271, (2010)
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4) "Conductivity and dielectric properties of cholesteric liquid crystal doped with single wall carbon nanotube", "Oğuz Köysal", Synthetic Metals, 160(9-10), 1097, (2010)
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5) "The electrical properties of a fullerene and C.I. Acid Red 2 (methyl red) doped E7 nematic liquid crystal", "M. Okutan", "S.E. San", "Oğuz Köysal", "E. Şentürk", Dyes and Pigments, 84(3), 209, (2010)
Tez:
6) "Temperature dependency of impedance spectroscopy behaviors in side-chain liquid crystalline polymer", "M. Okutan", "Oğuz Köysal", "S.E. San", "E. Şentürk", Journal of Non-Crystalline Solids, 355(52-54), 2674, (2009)
Tez:
7) "An experimental optimization study for concentration and laser power effects in the fullerene-C60 and azo dye doped guest–host liquid crystal systems", "M. Okutan", "Oğuz Köysal", "S.E. San", "F. Yakuphanoğlu", Optics Communications, 282(22), 4413, (2009)
Tez:
8) "Diffraction efficiency and I–V characteristics of metal-free phthalocyanine doped nematic liquid crystals", "Oğuz Köysal", "Mustafa Okutan", "S.Eren San", "Tebello Nyokong", "Mahmut Durmuş", Materials Chemistry and Physics, 114(2-3), 815, (2009)
Tez:
9) "Electro-optical characteristics of photoinduced isomerization in 2,2′-azobis[5,6-bis(dodecyloxy)quinoxaline]-azo-dye-doped nematic liquid crystals", "Oğuz Köysal", "Mustafa Okutan", "S. Eren San", "Fatma Dinçer"," Vefa Ahsen", "Mahmut Durmuş", Journal of Physics and Chemistry of Solids, 70(2), 266, (2009)
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10) "Debye type dielectric relaxation in carbon nano-balls and 4-DMAABCA acid doped E7 coded nematic liquid crystal", "E. Senturk", "M. Okutan", "S.E San", "Oğuz Köysal" , Journal of Non-Crystalline Solids, 354(30), 3525, (2008)
Tez:
11) "Molecular orientation and dielectric anisotropy properties of 4-cyano-4 -n-heptylbiphenyl-TiO2 liquid crystal composite", "M. Okutan", "F. Yakuphanoglu", "Oğuz Koysal", "S. E. San", "G. A. Oweimreen", Journal of Non-Crystalline Solids, 354(30), 2529, (2008)
Tez:
12) "Molecular orientation and photorefractive effects in single-wall carbon nanotubes doped nitrile-ester mixture liquid crystals", "Oğuz Köysal", "M. Okutan", "S.E. San", "R. Dabrowski", "F. N. Ecevit" , Materials Chemistry and Physics, 109(2-3), 253, (2008)
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13) "Carbon nanoparticles in nematic liquid crystals", "S. E. San", "M. Okutan", "Oğuz Köysal", "Y. Yerli" , Chinese Physics Letters, 25(1), 212, (2008)
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14) "Dielectric anisotropy, and diffraction efficiency properties of a doped nematic liquid crystal", "F. Yakuphanoglu", "M. Okutan", "Oğuz. Köysal", "S.-M. Ahn", "S.R. Keum", Dyes and Pigments, 76(3), 721, (2008)
Tez:
15) "Dielectric anisotropy, memory state and diffraction efficiency properties of the spiropyranylazobenzoate AP-SPAB7 doped nematic liquid crystal", "Fahrettin Yakuphanoğlu", "Mustafa Okutan", "Oğuz Köysal", "Sam-Rok Keum", Dyes and Pigments, 76(1), 202, (2008)
Tez:
16) "Diffraction efficiency and conductivity enhancement of nematic liquid crystals by doping star-like fullerenes", "S. Eren San", "Oğuz Köysal", "Mustafa Okutan", "F. Necati Ecevit", Dyes and Pigments, 76(1), 13, (2008)
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17) "Effect on response time and diffraction efficiency of co-usage azo dye and carbon nanoparticle in nematic liquid crystal", "Oğuz Köysal", "S. Eren San", Synthetic Metals, 158(13), 527, (2008)
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18) "Determination of birefringence dispersion in nematic liquid crystals by using an S-transform", "S. Özder", "E. Coşkun", "Oğuz Köysal", "Ö. Kocahan", Optics Letters, 32(14), 2001, (2007)
Tez:
19) "Dielectric spectroscopy analysis in employing liquid crystal phthalonitrile derivative in nematic liquid crystals", "M. Okutan", "F. Yakuphanoğlu", "Oğuz Köysal", "M. Durmuş", "V. Ahsen", Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, 67(2), 531, (2007)
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20) "Molecular reorientation based diffraction in a hybrid liquid crystal system applicable for two different laser sources simultaneously", "Oğuz Köysal", "S. Eren San", "Mustafa Okutan", "Serhat Özder", Dyes and Pigments, 73(2), 65, (2007)
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21) "Effect of an azo dye (DR1) on the dielectric parameters of a nematic liquid crystal system", "S. Özder", "M. Okutan", "Oğuz Köysal", "H. Göktaş", "S.E. San", Physica B: Condensed Matter, 390(1-2), 101, (2007)
Tez:
22) "Diffraction efficiency enhancement caused by employing liquid crystal phthalonitrile derivative in nematic liquid crystals", "Oğuz Köysal", "M. Okutan", "S. E. San", "M. Durmuş", "F. N. Ecevit", "V. Ahsen", Dyes and Pigments, 73(1), 98, (2007)
Tez:
23) "Diffraction efficiency and dielectric relaxation properties of Nickel Phthalocyanine doped nematic liquid crystal", "Oğuz Köysal", "M. Okutan", "M. Durmuş", "F. Yakuphanoğlu", "S.E. San", "V. Ahsen", Synthetic Metals, 156(1), 58, (2006)
Tez:
24) "The refractive index dispersion and the optical constants of metal-free and nickel(II) phthalocyanines liquid crystals", "F. Yakuphanoğlu", "M. Durmuş", "M. Okutan", "Oğuz Köysal", "V. Ahsen", Physica B: Condensed Matter, 373(2), 262, (2006)
Tez:
25) "Dielectric studies of tetraethyleneglycol-bis (3-methylimidazolium) dichloride (TEGDC) exhibiting large negative dielectric anisotropy", "F. Yakuphanoglu", "M. Okutan", "Oğuz Köysal", "S. Özder", "K. Ocakoğlu", "S. İçli", The Journal of Physical Chemistry B, 109(51), 24338, (2005)
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26) "A Novel Hybrid Composite Employing Rhodamine 6G And Fullerene C60 Under The Same Liquid Crystal Structure For Dynamic Holography", "S. Eren San", "Oğuz Köysal", "Mustafa Okutan", The Arabian Journal for Science and Engineering, 30(2A), 337, (2005)
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27) "Impedance spectroscopy and dielectric anisotropy type analysis in dye doped nematic liquid crystals having different preliminary orientation", "Mustafa Okutan", "Fahrettin Yakuphanoglu", "S. Eren San", "Oğuz Köysal", Physica B:Condensed Matter, 368(1-4), 308, (2005)
Tez:
28) "Laser induced dielectric anisotropy of a hybrid liquid crystal composite made up of methyl red and fullerene C60", "S. E. San", "Oğuz Köysal", "M. Okutan", Journal of Non-Crystalline Solids, 351(33-36), 2798, (2005)
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29) "Dielectric properties of laser-induced conditions in a hybrid composite made by doping a side-chain liquid crystalline polymer", "S. E. San", "M. Okutan", "Oğuz Köysal", "H. Ono", Journal of Non-Crystalline Solids, 351(33-36), 2764, (2005)
Tez:
30) "Investigation of refractive index dispersion and electrical properties in carbon nano-balls’ doped nematic liquid crystals", "M. Okutan", "S. E. San", "Oğuz Köysal", "F. Yakuphanoglu", Physica B: Condensed Matter, 362, 180, (2005)
Tez:
31) "Dielectric spectroscopy analysis of molecular reorientation in dye doped nematic liquid crystals having different preliminary orientation", "Mustafa Okutan", "S. Eren San", "Oğuz Köysal", Dyes and Pigments, 65, 169, (2005)
Tez:
32) "Dielectric properties of a side-chain liquid crystalline polymer under laser induced circumstances", "Eren San", "Mustafa Okutan", "Oğuz Köysal", "Hiroshi Ono", "Nobuhiro Kawatsuki", Optics Communications, 238, 79, (2004)
Tez:
33) "Determination of the refractive index dispersion of thick films by continuous wavelet transform", "Serhat Özder", "Oğuz Köysal", "S. Eren San", "F. Necati Ecevit", Thin Solid Films , 458(1-2), 257, (2004)
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34) "Molecular reorientation based diffraction in dihydropyridin doped nematic liquid crystal film", "S. Eren San", "Oğuz Köysal", "Mustafa Okutan", Dyes and Pigments, 63, 239, (2004)
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35) "Simultaneous determination of refractive index and thickness of multilayer dielectric films by discrete Fourier transform", "Oğuz Köysal", "S.Eren San", "Serhat Özder", Optics Communications, 230, 273, (2004)
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36) "Holographic recording study of a hybrid liquid crystal system doped with dye and fullerene", "S. Eren San", "Oğuz Köysal", "F. Necati Ecevit", "Serhat Özder", "Dmitri Dvornikov", Synthetic Metals, 142(13), 283, (2004)
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37) "Effect of laser illumination on the electro optical characters of dye doped nematic liquid crystals", "M. Okutan", "Oğuz Köysal", "S. E. San", Displays, 24, 81, (2003)
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38) "An outstanding holographic composite employing methyl red and fullerene C60 under the same liquid crystal structure", "S. Eren San", "Oğuz Köysal", Displays, 24(4-5), 209, (2003)
Tez:
39) "A novel approach for the determination of birefringence dispersion in nematic liquid crystals by using the continuous wavelet transform", "Oğuz Köysal", "S. Eren San", "Serhat Özder", "F.Necati Ecevit", Measurement Science and Technology, 14, 790, (2003)
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40) "Molecular reorientation-based grating diffraction in dye-doped nematic liquid crystals with red pumping source", "S. E. San", "Oğuz Köysal", "F. N. Ecevit", Optics Communications, 212, 405, (2002)
Tez:
41) "Thickness measurement of dielectric films by wavelength scanning method", "Oğuz Köysal", "Duygu Önal", "Serhat Özder", "F. Necati Ecevit", Optics Communications, 205, 1, (2002)
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