Relaxation of holographic gratings in li
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Thomas Bieringer; Roland Wuttke; Dietrich Haarer; Uwe Geßner; Joachim Rübner
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Article
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1995
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John Wiley and Sons
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English
⚖ 657 KB
The relaxation of holographic phase gratings was examined to obtain some information about the involved photochemically induced changes. The studies were performed with statistical liquidcrystalline side group copolymers having different concentrations of the azobenzene dye. The formation of mesopha