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Conferences > CLEOPR > 2020 > C10A > C10A_2

Optical vortex induced flower-shaped surface relief of azo-polymers

Ami Shiraishi, Keigo Masuda, Katsuhiko Miyamoto, and Takashige Omatsu

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Abstract

We discover that a flower-shaped surface relief on azo-polymer film is formed by irradiation of picosecond optical vortex pulses owing to nonlinear spatial modulation instability of optical vortex in azo-polymers.

© 2020 The Author(s)

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