Paper
8 December 2003 Photorefractive polymers based on bis-triarylamine side-chain polymers
Canek Fuentes-Hernandez, Jayan Thomas, Roberto Termine, Muhsin Eralp, Michiharu Yamamoto, Kevin Cammack, Kenji Matsumoto, Stephen Barlow, Gregory Walker, Gerald Meredith, Nasser Peyghambarian, Bernard Kippelen, Seth R. Marder
Author Affiliations +
Abstract
We report on the photorefractive properties of two polymer composites that utilize a new bis-triarylamine side-chain polymer matrix. Correctly locating the frontier orbitals of the new transport manifold with respect to the HOMO levels of chromophores, allows stable continuous operation over exposure levels of more that 4 kJ/cm2 when samples are electrically biased at 57 V/μm. This operational stability is combined with video-rate compatible grating build-up times and a dynamic range that allows index modulations of 3 x 10-3 and gain coefficients on the order of 100 cm-1 at moderate fields. The thermal stability of one of the composites reported is excellent, showing no signs of phase separation even after one week at 60°C. A comparison with the stability of composites where the new matrix was replaced by PVK is also presented.
© (2003) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Canek Fuentes-Hernandez, Jayan Thomas, Roberto Termine, Muhsin Eralp, Michiharu Yamamoto, Kevin Cammack, Kenji Matsumoto, Stephen Barlow, Gregory Walker, Gerald Meredith, Nasser Peyghambarian, Bernard Kippelen, and Seth R. Marder "Photorefractive polymers based on bis-triarylamine side-chain polymers", Proc. SPIE 5216, Organic Holographic Materials and Applications, (8 December 2003); https://doi.org/10.1117/12.506490
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CITATIONS
Cited by 2 scholarly publications.
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KEYWORDS
Polymers

Composites

Photorefractive polymers

Chromophores

Holographic materials

Modulation

Phase shift keying

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