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Mach-Zehnder-interferometer and arrayed-waveguide-grating integrated multi/demultiplexer with photosensitive wavelength tuning

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We successfully fabricated a 64 channel and 25 GHz spacing multi/demultiplexer by integrating a Mach-Zehnder interferometer and two arrayed-waveguide gratings (AWGs) in a PLC chip. The center wavelength of the AWG was precisely tuned with UV-laser irradiation at 193 nm.

© 2000 Optical Society of America

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