Imaging Science and Photochemistry ›› 1999, Vol. 17 ›› Issue (4): 338-342.DOI: 10.7517/j.issn.1674-0475.1999.04.338

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OPTICAL AND SPECTROSCOPIC PROPERTIES OF AN AZO METAL CHELATE THIN FILM

WANG Shuangqing1, SHEN Shuyin1, XU Huijun1, GU Donghong2, YIN Jinlong2, TANG Xiaodong 2   

  1. 1. Institute of Photographic Chemistry, The Chinese Academy of Sciences, Beijing 100101, P. R. China;
    2. Shanghai Institute of Optics and Fine Mechanics, The Chinese Academy of Sciences, Shanghai 201800, P. R. China
  • Received:1998-10-29 Revised:1998-12-14 Online:1999-11-20 Published:1999-11-20

Abstract: An azo metal chelate compound with push-pull electronic system was synthesized. Smooth thin films were prepared by spin-coating. The absorption, transmission and reflection spectra of the films were measured. The optical constant (complex refractive index N=n +ik) of the film was determined using scanning ellipsometer, and the complex dielectric function ε as well as absorption coefficient α were then calculated. Dynamic optical recording test indicated that the azo metal chelate dye was a promising candidate as optical recording medium.

Key words: azo dye, metal chelate compound, optical properties, optical recording medium