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High-power 1550 nm tapered DBR lasers fabricated using soft UV-nanoimprint lithography

Research output: Other conference contributionPaper, poster or abstractScientific


Original languageEnglish
Number of pages1
Publication statusPublished - 21 Jun 2015


We report 1.55µm DBR-RWG grating design, the fabrication process, and the output characteristics of tapered DBR lasers patterned using novel soft UV-NIL. DBR lasers exhibited CW output power of 400mW and side-mode-suppression-ratio of 45dB.

ASJC Scopus subject areas


  • DBR laser, laser diode

Publication forum classification

Field of science, Statistics Finland