SELF-STARTING

作品数：21被引量：40H指数：3
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相关领域：电子电信理学更多>>
相关作者：夏志明更多>>
相关机构：西北大学更多>>
相关期刊：《Science China Mathematics》《Chinese Physics B》《Journal of Mountain Science》《Chinese Physics Letters》更多>>
相关基金：国家自然科学基金中国博士后科学基金国家重点基础研究发展计划广东省自然科学基金更多>>
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All-fiber and self-starting Yb-doped Mamyshev oscillator based on nonlinear polarization evolution
《Chinese Optics Letters》2024年第12期74-79,共6页Zecong Li Kai Wang Zinan Huang Qianqian Huang YanlüLin Weixi Li Zhichao Luo Chengbo Mou 
supported by the National Natural Science Foundation of China(No.62135007);the Open Fund of Guangdong Provincial Key Laboratory of Functional Nanophotonic Materials and Devices,South China Normal University,Guangzhou,China。
We experimentally demonstrate a Yb-doped all-fiber mode-locked laser based on the Mamyshev mechanism.The entire experimental setup operates only by injecting pump powers and adjusting polarization controllers(PCs),whi...
关键词：Mamyshev oscillator Yb-doped fiber laser pulse dynamic pattern nonlinear polarization evolution 
Sequential generation of self-starting diverse operations in all-fiber laser based on thulium-doped fiber saturable absorber
《Chinese Physics B》2022年第6期87-90,共4页Pei Zhang Kaharudin Dimyati Bilal Nizamani Mustafa M.Najm S.W.Harun 
supported by the Science and Technology Innovation Program of Hunan Province,China(Grant No.2021RC5012).
Self-starting Q-switching,Q-switched mode-locking and mode-locking operation modes are achieved sequentially in an all-fiber erbium-doped fiber laser with thulium-doped fiber saturable absorber for the first time.The ...
关键词：all-fiber laser Q-switched mode-locking dark soliton fiber saturable absorber 
Robust design of self-starting drains using Random Forest被引量：1
《Journal of Mountain Science》2021年第4期973-989,共17页GE Qi LIU Zhong-qiang SUN Hong-yue LANG Dominik SHUAI Fei-xiang SHANG Yue-quan ZHANG Ying-qiu 
supported by the National Natural Science Foundation of China(Grant No.41772276);the Key R&D project of Zhejiang Province(Grant No.2017C03006);the Zhejiang University and the Norwegian Geotechnical Institute for funding his research stay at NGI。
Groundwater lowering is one of the most important countermeasures to avoid the risk of rainfall-triggered landslides.However,the long-term reliability of many drainage methods is often a matter of concern since the dr...
关键词：LANDSLIDES Self-starting drains Random Forest Robust geotechnical design 
Self-starting all-fiber PM Er:laser mode locked by a biased nonlinear amplifying loop mirror被引量：3
《Chinese Physics B》2019年第12期160-164,共5页Ke Yin Yi-Ming Li Yan-Bin Wang Xin Zheng Tian Jiang 
Project supported by the National Natural Science Foundation of China(Grant Nos.61805282,11802339,and 11504420);the Opening Foundation of State Key Laboratory of High Performance Computing,China(Grant No.201601-02);the Open Research Fund of Hunan Provincial Key Laboratory of High Energy Technology,China(Grant No.GNJGJS03);the Opening Foundation of State Key Laboratory of Laser Interaction with Matter,China(Grant No.SKLLIM1702);the China Postdoctoral Innovation Science Foundation(Grant No.BX20180373)
A compact all-fiber polarization-maintaining Er:laser using a nonlinear amplifying loop mirror is reported. Fundamental single-pulse mode-locking operation can always self start, with a cavity round-trip decreased fro...
关键词：ultrafast fiber laser SINGLE-MODE polarization-maintaining Er:laser 
Revealing the behavior of soliton buildup in a mode-locked laser被引量：14
《Advanced Photonics》2019年第1期58-71,共14页Xueming Liu Yudong Cui 
We thank X.Yao,X.Han,G.Chen,W.Li,G.Wang,and Y.Zhang for fruitful discussions.The work was supported by the National Natural Science Foundation of China under Grant Nos.61525505,11774310, 61705193;by the Key Scientific and Technological Innovation Team Project in Shaanxi Province(2015KCT-06);and by China Postdoctoral Science Foundation(2017M610367).
Real-time spectroscopy based on an emerging time-stretch technique can map the spectral information of optical waves into the time domain,opening several fascinating explorations of nonlinear dynamics in mode-locked l...
关键词：fiber laser MODE-LOCKING self-starting process relaxation oscillation real-time spectroscopy 
Self-starting simple structured dual-wavelength mode-locked erbium-doped fiber laser using a transmission-type semiconductor saturable absorber
《Chinese Optics Letters》2018年第3期40-43,共4页Junkai Shi Weihu Zhou 
supported by the National Natural Science Foundation of China(NSFC)(Nos.61475162and 61377103);the Key Project of Bureau of International Co-operation,Chinese Academy of Sciences(No.181811KYSB20160029);the Key Research Project of Bureau of Frontier Sciences and Education,Chinese Academy of Sciences(No.QYZDY-SSW-JSC008)
A self-starting simple structured dual-wavelength passively mode-locked(ML)erbium-doped fiber(EDF)laser is proposed in this Letter.An all-fiber ring cavity is adopted and a transmission-type semiconductor saturable ab...
A wind tunnel experiment of self-starting capability for straight-bladed vertical axis wind turbine
《排灌机械工程学报》2018年第2期136-140,153,共6页TAGAWA Kotaro LI Yan 
supported in part by International Platform for Dryland Research and Education (IPDRE),Tottori University
In this study,wind tunnel experiment was carried out to investigate the self-staring capability for straight-bladed vertical axis wind turbine.The flow visualization also was been performed at the rest of the rotor.Th...
关键词：STRAIGHT BLADES vertical axis WIND TURBINE SELF-STARTING WIND TUNNEL test flow visualization 
Subpicosecond pulses in a self-starting mode-locked semiconductor-based figure-of-eight fiber laser
《Photonics Research》2017年第1期37-40,共4页D.Chaparro L.Furfaro Salvador Balle 
Ministerio de Economía y Competitividad(MINECO)(TEC2015-65212-C3-3-P)
We have experimentally studied the mode-locking dynamics of a polarization-maintaining figure-of-eight laser which has a semiconductor optical amplifier as gain medium. Self-starting mode-locking at the fundamental re...
关键词：mode Subpicosecond pulses in a self-starting mode-locked semiconductor-based figure-of-eight fiber laser 
Effect of wind fluctuating on self-starting aerodynamics characteristics of VAWT被引量：1
《Journal of Central South University》2016年第8期2075-2082,共8页朱建阳 蒋林 赵慧 
Projects(61105086,51505347)supported by the National Natural Science Foundation of China
The present work deals with an investigation of the self-starting aerodynamic characteristics of VAWT under fluctuating wind. In contrast to the previous studies, the rotational speed of the turbine is not fixed, the ...
关键词：fluctuating wind vertical axis wind turbine（VAWT） self-starting performance weak coupling method fluctuation amplitude and frequency 
Self-starting passively mode-locked all fiber laser based on carbon nanotubes with radially polarized emission被引量：6
《Photonics Research》2016年第6期327-330,共4页Yong Zhou Jian Lin Xiaoqiang Zhang Lixin Xu Chun Gu Biao Sun Anting Wang Qiwen Zhan 
National Natural Science Foundation of China(NSFC)(61275049)
We demonstrate an all fiber passively mode-locked laser emitting a radially polarized beam by using a few-mode fiber Bragg grating to achieve mode selection and spectrum filtering. An offset splicing of single-mode fi...
关键词：MODE 
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