2-μm-band single-frequency Tm/Ho co-doped fiber laser with several-kHz linewidth in ∼100 nm wavelength-tunable range

2-μm-band single-frequency Tm/Ho co-doped fiber laser with several-kHz linewidth in ∼100 nm wavelength-tunable range

•A high-performance widely tunable single-frequency (SF) narrow-linewidth thulium/holmium co-doped fiber laser (THDFL) covering a wavelength up to 2049 nm is achieved for the first time.•The state-of-the-art comprehensive performance for SF fiber lasers in 2-μm-band is obtained, including the lasing...

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Veröffentlicht in:Optics and laser technology 2023-12, Vol.167, p.109766, Article 109766
Hauptverfasser: Li, Dongyuan, Guo, Shaoheng, Feng, Ting, Wu, Shengbao, Yan, Fengping, Su, Jing, Shen, Bingyang, Steve Yao, X.
Format: Artikel
Sprache:eng
Schlagworte:
Fiber laser
Narrow-linewidth
Single-frequency
Widely wavelength-tuning
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Zusammenfassung:•A high-performance widely tunable single-frequency (SF) narrow-linewidth thulium/holmium co-doped fiber laser (THDFL) covering a wavelength up to 2049 nm is achieved for the first time.•The state-of-the-art comprehensive performance for SF fiber lasers in 2-μm-band is obtained, including the lasing operation in a tunable-range as large as 1950–2049 nm, high stabilized optical spectrum, OSNRof >63 dB, linewidth of 
ISSN:0030-3992
1879-2545
DOI:10.1016/j.optlastec.2023.109766