Refractive index changes in photochromic
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Takashi Yoshida; Koichi Arishima; Fumihiro Ebisawa; Mitsutoshi Hoshino; Ken Suke
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Article
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1996
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Elsevier Science
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English
⚖ 455 KB
We investigated photochromism and the refractive index change A n in polymethylmethacrylate (PMMA) films made using 16 compounds of 1,2-diarylethene derivatives. The derivatives were classified as maleic anhydride or hexafluorocyclopentene diarylethene in type according to their structure. In PMMA