Double-core-slab-waveguide semiconductor lasers for end optical pumping

Takahiro Nakamura, Toshimitsu Mochizuki, Changsu Kim, Shaoqiang Chen, Masahiro Yoshita, Hidefumi Akiyama

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

We designed and fabricated a double-core-slab-waveguide semiconductor laser for end optical pumping, and demonstrated its laser operations. We developed a method of characterization and analysis to evaluate the pumping profile and efficiency, and showed that 10% of the input power entered through a facet edge was used for uniform pumping over the 500 m cavity and 9% for local pumping within 40 m near the edge.

Original languageEnglish
Article number062702
JournalApplied Physics Express
Volume6
Issue number6
DOIs
StatePublished - Jun 2013
Externally publishedYes

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