Photoinduced surface relief gratings in
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Taek Seung Lee; Dong-Yu Kim; Xin Li Jiang; Lian Li; Jayant Kumar; Sukant Tripath
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Article
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1998
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John Wiley and Sons
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English
⚖ 160 KB
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We have synthesized two classes of polyureas with mono-and bisazoaromatic groups in their main chains via reactions between isophorone diisocyanate and the corresponding diamines. Holographic gratings were fabricated on azoaromatic polyurea films prepared by spin-coating from solutions. The effect o