• Title/Summary/Keyword: photoconducting matrix

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Synthesis, Fabrication and Characterization of Photorefractive Composite Utilizing Flexible NLO Chromophores and Crosslinkable Photoconducting Matrix

  • Suh, Sang-Chul;Shim, Sang-Chul;Kim, Ae-Rhan;Yoo, Dong-Jin
    • Journal of Photoscience
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    • v.11 no.3
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    • pp.101-106
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    • 2004
  • The photorefractive composites fabricated by blending NLO chromophores such as 3-(4-{bis-[4-(2-ethylhexyloxy)-phenyl]-amino}-phenyl)-2-isocyano-acrylonitrile (PAIA), bis-[4-(2-ethyl-hexyloxy)-phenyl]-{4-[2-(4-nitrophenyl)-vinyl]-phenyl}-amine (PNPA) with photoconducting crosslinkable matrix, bis-(4-ethynylphenyl)-(4-octyloxyphenyl)-amine (BEOPEA), showed photorefractive property due to the high composition of NLO chromophores caused by introducing alkoxy chain, and many problems faced in typical organic photorefractive systems such as timeconsuming chemical synthesis, difficulty in rational design, intrinsic instability and phase separation could be avoided.

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An approach to Photorefractive Device Fabrication Utilizing Crosslinking Systems

  • Suh, Sang Chul;Shim, Sang Chul;Yoo, Dong Jin
    • Journal of Photoscience
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    • v.10 no.3
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    • pp.251-255
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    • 2003
  • The composites fabricated by blending nonlinear optical (NLO) chromophore such as {4-[2-(4-nitrophenyl)-vinyl] phenyl}diphenylamine (NVPDA) with photoconducting crosslinkable matrix, bis-(4-ethynylphenyl)-(4-octyloxy-phenyl)amine (BEOPEA), showed photorefractive property. Many problems faced in typical organic photorefractive systems such as time-consuming chemical synthesis, difficulty in rational design, intrinsic instability and phase separation could be avoided by this fabrication method.

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