Citation: Cheng YE, Jia Fu WANG. A USEFUL AND PRECISE EXPRESSION FOR ORIENTATION FACTOR 3θ> OF POLED POLYMER FILMS[J]. Chinese Chemical Letters, ;1993, 4(11): 1007-1010. shu

A USEFUL AND PRECISE EXPRESSION FOR ORIENTATION FACTOR 3θ> OF POLED POLYMER FILMS

Cheng YE ,
Jia Fu WANG

Institute of Chemistry, Chinese Academy of Sciences, Beijing 100080

Received Date: 25 March 1993

Fund Project: This research was supported by National Natural Science Foundation of China.

Based on ID ROGM, d₃₃ of poled films can be estimated from orientation factor 3θ>. In this letter, a direct expression3θ>=√0.6φ,which is suitable for all used poling methods, is introduced.Order parameter φ can be measured by UV-Vis absorption spectra or polarized IR spectra of poled films.
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