Zobrazeno 1 - 10
of 1 821
pro vyhledávání: '"Narrow-linewidth"'
Autor:
Yiran Zhu, Shupeng Yu, Zhiwei Fang, Difeng Yin, Jian Liu, Zhe Wang, Yuan Zhou, Yu Ma, Haisu Zhang, Min Wang, Ya Cheng
Publikováno v:
Advanced Photonics Research, Vol 5, Iss 11, Pp n/a-n/a (2024)
Herein, an integrated electro‐optically tunable narrow‐linewidth III–V laser with an output power of 738.8 μW and an intrinsic linewidth of 45.55 kHz at the C band is demonstrated. The laser cavity is constructed using a fiber Bragg grating (F
Externí odkaz:
https://doaj.org/article/faa75f7d42354e68a30779eaa458bef5
Autor:
Hua Wang, Yuxin Lei, Qiang Cui, Siqi Li, Xin Song, Yongyi Chen, Lei Liang, Peng Jia, Cheng Qiu, Yue Song, Yubing Wang, Yiran Hu, Li Qin, Lijun Wang
Publikováno v:
Heliyon, Vol 10, Iss 20, Pp e38586- (2024)
Narrow-linewidth semiconductor lasers are highly valued in scientific research and industrial applications owing to their high coherence and low phase noise characteristics, particularly in high-performance optical communications, sensing, and microw
Externí odkaz:
https://doaj.org/article/ecbf417beeac441a9d46cf89d401746a
Akademický článek
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Autor:
Kaiwen Wang, Bin Yin, Chao Lv, Yanzhi Lv, Yiming Wang, Hao Liang, Qun Wang, Shiyang Wang, Fengjie Yu, Zhong Zhang, Ziwang Li, Songhua Wu
Publikováno v:
Photonics, Vol 11, Iss 10, p 946 (2024)
In this paper, a dual-wavelength narrow-linewidth fiber laser based on parity-time (PT) symmetry theory is proposed and experimentally demonstrated. The PT-symmetric filter system consists of two optical couplers (OCs), four polarization controllers
Externí odkaz:
https://doaj.org/article/7f6ecb00fd3c49ec94868b219c57cd94
Publikováno v:
Applied Sciences, Vol 14, Iss 20, p 9198 (2024)
Pseudo-Random Binary Sequence (PRBS) phase modulation is an effective method for suppressing the stimulated Brillouin scattering (SBS) effect generated by narrow-linewidth fiber lasers during amplification. We noticed that backward time-domain pulses
Externí odkaz:
https://doaj.org/article/aaa747bb3ba846cbba736190c50e64e5
Autor:
Hongyu Wang, Qilai Zhao, Hang Liu, Yuxin Sun, Jialong Li, Junjie Zheng, Ye Yuan, Qianwen Zhang, Changsheng Yang, Yujun Feng, Yinhong Sun, Zhongmin Yang, Shanhui Xu
Publikováno v:
Photonics, Vol 11, Iss 9, p 877 (2024)
In this study, a kilowatt-level high-efficiency narrow-linewidth all-fiber Tm3+-doped continuous-wave laser operating at 1.95 μm is demonstrated. Benefitting from an advanced boost design of a two-stage main amplifier, it not only effectively manage
Externí odkaz:
https://doaj.org/article/128a6fff086048ef901ae7b825e72443
Publikováno v:
Results in Physics, Vol 59, Iss , Pp 107551- (2024)
We report a novel approach to enhance the local electromagnetic fields of silver nanodisk pair arrays to achieve high-quality sensing. It is found that through lifting metallic nanodisk pair array by dielectric nanopillars to decrease the effects of
Externí odkaz:
https://doaj.org/article/430865608e7948aebdb09934af27a3b9
Autor:
Liwen Sheng, Jianjun Wang, Lin Huang, Aiguo Zhang, Zhihui Zhang, Shan Qiao, Yu Wei, Zhiming Liu, Junwei Ju, Shuai Zhou, Jiaqing Liu, Jilei Han, Hui Jin
Publikováno v:
Frontiers in Physics, Vol 12 (2024)
An external-cavity wavelength-swept laser, characterized by its exceptional temporal coherence and extensive tuning range, serves as a crucial light source for cutting-edge fields such as fiber sensing, lidar, and spectroscopy. The burgeoning growth
Externí odkaz:
https://doaj.org/article/20ffabccadf7412ba66bc67f75a36b60
Akademický článek
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Autor:
Mi Zhang, Xue Han, Changgang Yang, Guofeng Zhang, Wenli Guo, Jialu Li, Zhihao Chen, Bin Li, Ruiyun Chen, Chengbing Qin, Jianyong Hu, Zhichun Yang, Ganying Zeng, Liantuan Xiao, Suotang Jia
Publikováno v:
Nanomaterials, Vol 14, Iss 15, p 1284 (2024)
The achievement of size uniformity and monodispersity in perovskite quantum dots (QDs) requires the implementation of precise temperature control and the establishment of optimal reaction conditions. Nevertheless, the accurate control of a range of r
Externí odkaz:
https://doaj.org/article/1b658decd695462b89c6d7161e79c96f