FUNDAMENTAL AREAS OF PHENOMENOLOGY(INCLUDING APPLICATIONS) |
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Design and Fabrication of a 400 GHz InP-Based Arrayed Waveguide Grating with Flattened Spectral Response |
ZHANG Xi-Lin**, LIU Song-Tao, LU Dan, ZHANG Rui-Kang, JI Chen |
Key Laboratory of Semiconductors Materials, Institute of Semiconductors, Chinese Academy of Sciences, Beijing 100083
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Cite this article: |
ZHANG Xi-Lin, LIU Song-Tao, LU Dan et al 2015 Chin. Phys. Lett. 32 054202 |
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Abstract A four-channel 400 GHz channel spacing InP-based arrayed waveguide grating with a flattened wavelength response by employing a multimode interference coupler at the input waveguide of the filter is prepared. The fabricated devices show a flattened spectral response with a broadened 3-dB bandwidth up to 3.5 nm, interchannel non-uniformity of <0.7 dB and excellent match to the simulation results.
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Received: 29 December 2014
Published: 01 June 2015
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PACS: |
42.82.Et
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(Waveguides, couplers, and arrays)
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42.82.Gw
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(Other integrated-optical elements and systems)
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81.15.Gh
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(Chemical vapor deposition (including plasma-enhanced CVD, MOCVD, ALD, etc.))
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Abstract
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