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作者:

Gao, Shoufei (Gao, Shoufei.) | Wang, Yingying (Wang, Yingying.) | Sun, Ruoyu (Sun, Ruoyu.) | Tian, Cuiping (Tian, Cuiping.) | Jin, Dongchen (Jin, Dongchen.) | Li, Huihui (Li, Huihui.) | Wang, Pu (Wang, Pu.)

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CPCI-S EI Scopus

摘要:

We report on an ultraviolet-enhanced supercontinuum generation in a uniform photonic crystal fiber pumped by a giantchirped mode-locked Yb-doped fiber laser. We find experimentally that the initial pluses with giant chirp leads more initial energy transferred to the dispersive waves in visible and ultraviolet wavelength. An extremely wide optical spectrum spanning from 370 nm to beyond 2400 nm with a broad 3 dB spectral bandwidth of 367 nm (from 431 nm to 798 nm) is obtained. Over 36% (350 mW) of the total output power locates in the visible and ultraviolet regime between 370 nm and 850 nm with a maximum spectral power density of 1.6 mW/nm at 550 nm. In addition, a blue-enhanced supercontinuum generation pumped by a giant-chirped SESAM mode-locked ytterbium-doped fiber laser is studied. An extremely wide optical spectrum spanning from 380 nm to 2400 nm with total power of 3 W is obtained.

关键词:

Photonic crystal fibers Chirping Supercontinuum generation

作者机构:

  • [ 1 ] [Gao, Shoufei]Beijing Univ Technol, Inst Laser Engn, Natl Ctr Laser Technol, Beijing 100124, Peoples R China
  • [ 2 ] [Wang, Yingying]Beijing Univ Technol, Inst Laser Engn, Natl Ctr Laser Technol, Beijing 100124, Peoples R China
  • [ 3 ] [Sun, Ruoyu]Beijing Univ Technol, Inst Laser Engn, Natl Ctr Laser Technol, Beijing 100124, Peoples R China
  • [ 4 ] [Tian, Cuiping]Beijing Univ Technol, Inst Laser Engn, Natl Ctr Laser Technol, Beijing 100124, Peoples R China
  • [ 5 ] [Jin, Dongchen]Beijing Univ Technol, Inst Laser Engn, Natl Ctr Laser Technol, Beijing 100124, Peoples R China
  • [ 6 ] [Li, Huihui]Beijing Univ Technol, Inst Laser Engn, Natl Ctr Laser Technol, Beijing 100124, Peoples R China
  • [ 7 ] [Wang, Pu]Beijing Univ Technol, Inst Laser Engn, Natl Ctr Laser Technol, Beijing 100124, Peoples R China

通讯作者信息:

  • [Gao, Shoufei]Beijing Univ Technol, Inst Laser Engn, Natl Ctr Laser Technol, Beijing 100124, Peoples R China

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来源 :

FIBER LASERS XII: TECHNOLOGY, SYSTEMS, AND APPLICATIONS

ISSN: 0277-786X

年份: 2015

卷: 9344

语种: 英文

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