supported by the National Natural Science Foundation of China(No.51874064);the Project of Graduate Innovation in Chongqing University of Technology(No.gzlcx20223295)。
In this letter,a fiber Bragg grating(FBG)dynamic strain sensing system using a semiconductor optical amplifier(SOA)-fiber ring laser(FRL)and an arrayed waveguide grating(AWG)demodulator is proposed.Due to the characte...
Project supported by the National Natural Science Foundation of China (Grant Nos. 11874040, 11904327, and 61905222);Foundation for Leading Talents of Minhang,Shanghai;the Specialized Research Fund for the Doctoral Program of Zhengzhou University of Light Industry (Grant No. 0170-13501050036)
We report experimental observations performed using a net anomalous dispersion Er-doped fiber ring laser without polarization-selective elements,highlighting the domain-wall solitary pulses generated under the incoher...
Project supported by the Hunan Provincial Natural Science Foundation of China(Nos.2018JJ3514 and 2019JJ40280);the Research and Development Plan of Key Areas in Hunan Province in 2019(No.2019GK2101);the Jiangsu Provincial Natural Science Foundation of China(No.BK20181050);the Natural Science Foundation of Jiangsu Higher Education Institutions of China(Nos.18KJB413007 and 19KJB10061);the 2019 Youth Special Scientific Research Project of Nanjing Xiaozhuang University,China(No.2019NXY17)。
We demonstrate the generation of noise-like pulses(NLPs)and soliton rains in a graphene saturable absorber modelocked erbium-doped fiber laser.Typical NLPs are obtained at a proper pump power and in a cavity polarizat...
National Natural Science Foundation of China(NSFC)(61435003,61421002,61327004,61377042,61505024,61378028);Science and Technology Project of Sichuan Province(2016JY0102)
The pulse dynamics of harmonic mode-locking in a dissipative soliton resonance(DSR) region in an erbiumdoped fiber ring laser is investigated at different values of anomalous dispersion. The fiber laser is mode-locked...
supported by the National Natural Science Foundation of China(No.61007029);the National High Technology Research and Development Program of China(No.2013AA031501);the Projects of Zhejiang Province in China(No.2010R50007);the Program for Science and Technology Innovative Research Team in Zhejiang Normal University
A switchable and tunable ytterbium-doped fiber ring laser(YDFL) is reported and demonstrated. Employing a Sagnac loop mirror fabricated by an 85-cm-long polarization-maintaining fiber(PMF), the proposed YDFL can opera...
supported by the National Natural Science Foundation of China(No.61205014);the Natural Science Foundation of Shandong Province(No.ZR2012FL21);the Science&Technology Development Program of Shandong Province(No.2011YD01078);the Project of Shandong Provincial Higher Educational Science and Technology Program of China(No.J12LJ02);the Precision Instruments Upgrading Project Fund of Shandong Province(No.2012SJGZ06);the Doctoral Foundation of Shandong Province(No.BS2012DX006)
A tunable single-longitudinal mode erbium-doped fiber ring laser based on stepper motor and closed loop control is proposed and demonstrated. The system consists of an erbium-doped fiber (EDF), a tunable fiber Bragg...
supported by the Major National Basic Research Program of China (2013CB922401);the National Natural Science Foundation of China (60927010, 10974006, and 11027404)
We report on a compact passive mode-locked Er:fiber ring laser operated at the fundamental repetition rate of 517 MHz, which we believe is the highest fundamental repetition rate ever reported in a ring cavity fiber l...
supported by the Natural Science Foundation of China (Nos. 61377078 and 61275084);the National Basic Research Program of China (No. 2014CB340100)
We experimentally and numerically demonstrate the generation of square pulses without any wave-breaking in a fiber ring laser. A segment of nonzero dispersion-shifted fiber is used to increase the laser cavity length ...
supported by the National Natural Science Foundation of China(Nos.61250017,61377044,61275186,and 11204011);the National Basic Research Program of China(No.2013CB934304)
A compact and stable all-normal-dispersion mode-locked ring fiber laser with the repetition rate of 312 MHz is obtained with a wavelength-division multiplexing isolator. The compressed pulse is nearly transform-limite...
supported by the National Natural Science Foundation of China(Grant Nos.11074078,61378036,61307058,11304101,and 61177077);the Specialized Research Fund for the Doctoral Program of Higher Education,China(Grant No.20094407110002);the Ph.D.Start-up Fund of the Natural Science Foundation of Guangdong Province,China(Grant No.S2013040016320)
The generation of high-energy dual-wavelength domain wall pulse with a low repetition rate is demonstrated in a highly nonlinear fiber (HNLF)-based fiber ring laser. By introducing the intracavity birefringence-indu...