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Isolator-free > 67-GHz bandwidth DFB+R laser with suppressed chirp

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Abstract

We report on simultaneous realization of > 67 GHz bandwidth, a reflection tolerance up to 12.5 %, and a record-low chirp parameter of 0.6 for a DFB laser integrated with a passive waveguide with 3% reflection coating, called DFB+R laser.

© 2020 The Author(s)

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