Asymmetrical dyes with large two-photon absorption cross-section

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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5462804, C07D40910, C07D21302

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active

057707375

ABSTRACT:
A two-photon absorbing chromophore of the formula

REFERENCES:
Y. Ohmori, M. Uchida, C. Morishima, A. Fujii and K. Yoshino, "Enhancement of Emission Efficiency in Electroluminescent Diode Utilizing Vapor-Deposited Poly(alkylfluorene)", Jpn. J. Appl. Phys, vol. 32 (1993) Pt. 2, No. 11B, published Sep. 1993.
R. Dagani, "Devices Based on Electro-optic Polymers Begin to Enter Marketplace", C&EN, Mar. 6, 1996, pp. 22-27.
G. S. He, L. Yuan, N. Cheng, J. D. Bhawalkar, P. N. Prasad, L. L. Brott, S. J. Clarson and B. A. Reinhardt "Nonlinear optical properties of a new chromophore", J. Opt. Soc. Am. B, vol. 14, No. 5, published May 1997.

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