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Accepted manuscript

High-Power Near-Single-Mode Fiber Laser Based on the Low-NA Confined-Doped Fiber: Numerical Investigation and 6.74 kW Experimental Validation

Published online by Cambridge University Press:  26 September 2025

Cheng Yang Open the ORCID record for Cheng Yang [Opens in a new window] ,
Haobo Li Open the ORCID record for Haobo Li [Opens in a new window] ,
Pengcheng Geng ,
Hanshuo Wu Open the ORCID record for Hanshuo Wu [Opens in a new window] ,
Yize Shen ,
Xin Yi Ding Open the ORCID record for Xin Yi Ding [Opens in a new window] ,
Xiaoming Xi Open the ORCID record for Xiaoming Xi [Opens in a new window] ,
Zhiping Yan ,
Chunxiao Zhao  and
Suyu Wang
...Show all authors
Cheng Yang
Affiliation:
College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China
Haobo Li
Affiliation:
College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China
Pengcheng Geng
Affiliation:
Tianjin Key Laboratory of Special Optical Fiber Materials, Tianjin 300220, China
Hanshuo Wu*
Affiliation:
College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China Nanhu Laser Laboratory, National University of Defense Technology, Changsha 410073, China
Yize Shen
Affiliation:
Tianjin Key Laboratory of Special Optical Fiber Materials, Tianjin 300220, China
Xin Yi Ding
Affiliation:
College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China
Xiaoming Xi
Affiliation:
College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China Nanhu Laser Laboratory, National University of Defense Technology, Changsha 410073, China
Zhiping Yan
Affiliation:
College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China Nanhu Laser Laboratory, National University of Defense Technology, Changsha 410073, China
Chunxiao Zhao
Affiliation:
College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China Nanhu Laser Laboratory, National University of Defense Technology, Changsha 410073, China
Suyu Wang
Affiliation:
Tianjin Key Laboratory of Special Optical Fiber Materials, Tianjin 300220, China
Liangjin Huang
Affiliation:
College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China Nanhu Laser Laboratory, National University of Defense Technology, Changsha 410073, China
Zhiyong Pan
Affiliation:
College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China Nanhu Laser Laboratory, National University of Defense Technology, Changsha 410073, China
Xiaolin Wang*
Affiliation:
College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China Nanhu Laser Laboratory, National University of Defense Technology, Changsha 410073, China
Yongqing Yi
Affiliation:
Tianjin Key Laboratory of Special Optical Fiber Materials, Tianjin 300220, China
Pu Zhou*
Affiliation:
College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China
*
Correspondence to: H. Wu, X. Wang, P. Zhou. College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China Email: whsopt@126.com (H. Wu); Email: chinaphotonics@163.com (X. Wang); Email: zhoupu203@163.com (P. Zhou)
Correspondence to: H. Wu, X. Wang, P. Zhou. College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China Email: whsopt@126.com (H. Wu); Email: chinaphotonics@163.com (X. Wang); Email: zhoupu203@163.com (P. Zhou)
Correspondence to: H. Wu, X. Wang, P. Zhou. College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha 410073, China Email: whsopt@126.com (H. Wu); Email: chinaphotonics@163.com (X. Wang); Email: zhoupu203@163.com (P. Zhou)
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Abstract

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Keywords

confined-doped fiberlow numerical aperture fiberhigh powernear single-mode beam qualitybidirectional pump

Information

Type
Research Article
Information
High Power Laser Science and Engineering , Accepted manuscript , pp. 1 - 9
Creative Commons
Creative Common License - CCCreative Common License - BY
This is an Open Access article, distributed under the terms of the Creative Commons Attribution licence (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted re-use, distribution, and reproduction in any medium, provided the original work is properly cited.
Copyright
© The Author(s), 2025. Published by Cambridge University Press in association with Chinese Laser Press

Footnotes

†

These authors contributed equally