Zobrazeno 1 - 10
of 5 506
pro vyhledávání: '"longitudinal mode"'
Autor:
Weifeng Tan, Yisen Wang, Peining Chen, Rongzhuo Chen, Siqi Zhu, Hao Yin, Zhen Li, Zhenqiang Chen, Shibo Dai
Publikováno v:
Functional Diamond, Vol 4, Iss 1 (2024)
Realizing high average power nanosecond pulsed single longitudinal mode laser sources around 1.6 μm are of intense interest for applications as diverse as range finding, remote sensing, and environmental monitoring. Herein, we first demonstrate a hi
Externí odkaz:
https://doaj.org/article/4eaf2e6ebd95460893ba92b67e248d0f
Autor:
Li, Longfei a, b, 1, Zhao, Zhongan a, b, 1, Yu, Qixing a, b, Sheng, Liwen c, d, ∗∗, Qi, Yaoyao a, b, Ding, Jie a, b, Yan, Bingzheng a, b, Wang, Yulei a, b, Lu, Zhiwei a, b, ∗∗∗, Bai, Zhenxu a, b, ⁎
Publikováno v:
In Optics Communications March 2025 577
Autor:
Pengfei Wang, Qi Qin, Fengping Yan, Dandan Yang, Chenhao Yu, Junjie Hu, Xiqing Cao, Darui Xu, Peng Liu, Biao Guan, Ying Guo
Publikováno v:
Photonics, Vol 11, Iss 11, p 1031 (2024)
A thulium-doped fiber laser (TDFL) with a dual-active cavity and a directly linked three-coupler triple-ring filter is designed and demonstrated. Its operational principle is analyzed, and a corresponding experimental setup is built. Eleven single-wa
Externí odkaz:
https://doaj.org/article/d3995ea3b23c452d95a97ed2d041e0ec
Autor:
Tomoki KITAZUME, Yuki SHIMIZU
Publikováno v:
Journal of Advanced Mechanical Design, Systems, and Manufacturing, Vol 18, Iss 4, Pp JAMDSM0036-JAMDSM0036 (2024)
An investigation is carried out through experiments and numerical calculations for the improvement of the resolution of measuring the pitch deviation of a diffraction scale grating with the diffracted beams. Since the changes in angles of diffraction
Externí odkaz:
https://doaj.org/article/824fab95fbaa45118eec1c8ecd6f654a
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 5, Pp 1-5 (2024)
We demonstrate a tunable single-longitudinal-mode (SLM) narrow linewidth erbium-doped fiber (EDF) ring laser (EDFRL) in a cost-effective way. The laser incorporates an unpumped-EDF-based saturable absorber (SA) and a self-injection feedback loop for
Externí odkaz:
https://doaj.org/article/a00c26e846164e98ba38f4caad89b51b
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 5, Pp 1-7 (2024)
In this paper, we demonstrate a stable output single-longitudinal-mode (SLM) Erbium-doped fiber laser (EDFL) with eight selectable wavelengths. The EDFL achieves wavelength selection through a 1 × 8 arrayed waveguide grating (AWG) and generates SLM
Externí odkaz:
https://doaj.org/article/28c2fa3043ba47dd907523577cde425f
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
Autor:
Yu-Ting Lai, Lan-Yin Chen, Teng-Yao Yang, Tsu-Hsin Wu, Chien-Hung Yeh, Kuan-Ming Cheng, Chun-Yen Lin, Chi-Wai Chow, Shien-Kuei Liaw
Publikováno v:
Photonics, Vol 11, Iss 7, p 628 (2024)
In this demonstration, we present two erbium-doped fiber (EDF) lasers, with series and parallel three sub-ring configurations, respectively, to achieve tunable channel output and stable single longitudinal mode (SLM) operation in the L-band range. He
Externí odkaz:
https://doaj.org/article/486d2290a2ea40f2be02697c699c1573
Autor:
Mengmeng Xu, Miao Hu, Zerong Li, Jinxiu Wang, Jiaxin Fu, Shaokun Wang, Yingying Ji, Haozhen Li, Meihua Bi, Xuefang Zhou, Sunqiang Pan, Chong Liu
Publikováno v:
Photonics, Vol 11, Iss 6, p 558 (2024)
The theoretical and experimental characteristics of all-solid-state self-mode-locked burst pulse lasers are investigated in this study. The time–frequency and spectrum analyses of the lasers incorporating Fabry–Pérot (F-P) structures are present
Externí odkaz:
https://doaj.org/article/2acb6bea434f44068a94149863a536b8
Publikováno v:
Sensors, Vol 24, Iss 12, p 3821 (2024)
The concept of an optical profiler based on optical resonance was proposed, highlighting the initial requirements for mode number estimation. We proposed a method for estimating the longitudinal mode number of a laser propagating in an external cavit
Externí odkaz:
https://doaj.org/article/1ecb73ebe40a40c19133c0aa0d6013e5