Photonics Research, Volume. 8, Issue 10, 1599(2020)

High absorption large-mode area step-index fiber for tandem-pumped high-brightness high-power lasers

Kang-Jie Lim1、†, Samuel Kai-Wen Seah1、†, Joash Yong’En Ye1, Wendy Weiying Lim1, Chu-Perng Seah1, Yunn-Boon Tan1, Suting Tan1, Huiting Lim1, Raghuraman Sidharthan2, Arumugam Rajendra Prasadh1, Chen-Jian Chang2, Seongwoo Yoo2,3、*, and Song-Liang Chua1,4、*
Author Affiliations
  • 1DSO National Laboratories, 118225 Singapore, Singapore
  • 2School of Electrical and Electronic Engineering, Nanyang Technological University, 639798 Singapore, Singapore
  • 3e-mail: seon.yoo@ntu.edu.sg
  • 4e-mail: csonglia@dso.org.sg
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    References(40)

    [13] M. E. Likhachev, S. S. Aleshkina, A. V. Shubin, M. M. Bubnov, E. M. Dianov, D. S. Lipatov, A. N. Guryanov. Large-mode-area highly Yb-doped photodarkening-free Al2O3-P2O5-SiO2-based fiber. CLEO/Europe and EQEC 2011 Conference Digest, CJ_P24(2011).

    [15] R. Sidharthan, S. H. Lim, K. J. Lim, D. Ho, C. H. Tse, J. Ji, H. Li, Y. M. Seng, S. L. Chua, S. Yoo. Fabrication of low loss low-NA highly Yb-doped aluminophosphosilicate fiber for high power fiber lasers. Conference on Lasers and Electro-Optics (CLEO), JTh2A.129(2018).

    [16] D. Gapontsev. 6  kW CW single mode ytterbium fiber laser in all-fiber format. SSDLTR 2008 Technical Digest: Twenty-First Annual Solid State and Diode Laser Technology Review, 258(2008).

    [17] M. O’Connor, B. Shiner. High power fiber lasers for industry and defense. High Power Laser Handbook, 517-532(2011).

    [36] C. P. Seah, W. Y. W. Lim, S. Chua. A 4  kW fiber amplifier with good beam quality employing confined-doped gain fiber. Laser Congress 2018 (ASSL), AM2A.2(2018).

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    Kang-Jie Lim, Samuel Kai-Wen Seah, Joash Yong’En Ye, Wendy Weiying Lim, Chu-Perng Seah, Yunn-Boon Tan, Suting Tan, Huiting Lim, Raghuraman Sidharthan, Arumugam Rajendra Prasadh, Chen-Jian Chang, Seongwoo Yoo, Song-Liang Chua, "High absorption large-mode area step-index fiber for tandem-pumped high-brightness high-power lasers," Photonics Res. 8, 1599 (2020)

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Jun. 24, 2020

    Accepted: Aug. 6, 2020

    Published Online: Sep. 23, 2020

    The Author Email: Seongwoo Yoo (seon.yoo@ntu.edu.sg), Song-Liang Chua (csonglia@dso.org.sg)

    DOI:10.1364/PRJ.400755

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