Evanescent field interaction with Fe3O4 nano-particle for passively Q-switched thulium-doped fiber laser at 1.94 μm

Joonhoi Koo, Kyuhwang Jeong,Bong-Ahn Yu,Woojin Shin

Optics & Laser Technology（2019）

引用 12|浏览16

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摘要

•First report on the Fe3O4 saturable absorber using evanescent field interaction.•The Fe3O4-deposited side-polished fiber is fabricated and characterized.•The passively Q-switched thulium-doped fiber laser is shown at 1943 nm.

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关键词

Saturable absorber,Fe3O4,Q-switched laser,Thulium-doped fiber laser

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