supported by the National Natural Science Foundation of China(Grant Nos.61378028,61421002,61475030,and 61377042);the National Basic Research Program of China(Grant No.2012CB315701);the New Century Excellent Talents Program in University,China(Grant No.NCET-13-0092)
Passive harmonic mode locking of an erbium-doped fiber laser based on few-layer molybdenum disulfide(MoS2)saturable absorber(SA) is demonstrated. The few-layer MoS2 is prepared by the chemical vapor deposition(CVD) me...
Project supported by the National Natural Science Foundation of China(Grant Nos.61250017,61377044,61275186,and 61205099);the National Basic Research Program of China(Grant No.2013CB934304)
In this paper, the influences of the dispersion distribution in the cavity on the output pulse properties of the all-normaldispersion(ANDi) fiber laser are investigated. Our simulations show that, as the relative le...
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...
Project supported by the National Natural Science Foundation of China(Grant Nos.11274115 and 10990101);the National Key Project for Basic Research of China(Grant No.2011CB808105);the National Key Scientific Instrument Project,China(Grant No.2012YQ150092);the Natural Science Foundation of Shanghai,China(Grant No.11ZR1410900);the Innovation Program of Shanghai Municipal Education Commission,China(Grant No.2014Z10269011)
We report on controllable pulse shaping in a Yb-doped stretched-pulse fiber laser followed by a high-power chirped pulse amplifier. We demonstrate that the pulses after an extra-cavity grating pair change their intens...
the National Key Basic Research Program of China(Nos.2012CB315603 and 2012CB315604);the National Natural Science Foundation of China(Nos.61025004,61032005,and61321004).
We propose and experimentally demonstrate a scheme of high-Q microwave photonic filter (MPF) using the techniques of self-phase modulation (SPM) spectrum broadening and third-order dispersion (TOD) compensation....
supported by the National Basic Research Program of China(Grant No.2010CB327605);the Specialized Research Fund for the Doctoral Program of Higher Education,China(Grant No.20120005120021);the Fundamental Research Funds for the Central Universities,China(Grant No.2013RC1202);the Program for New Century Excellent Talents in University,China(Grant No.NECT-11-0596);the Beijing Nova Program,China(Grant No.2011066)
Frequency-tunable microwave signal generation is proposed and experimentally demonstrated with a dual-wavelength single-longitudinal-mode (SLM) erbium-doped fiber ring laser based on a digital Opto-DMD processor and...
supported by the National Natural Science Foundation of China(No.61078015);National "973" Program of China(No.2011CB311803);High Tech Program(No.2009AA063006);Program of Zhejiang Province(No.2010C31124);Zhejiang Provincial Natural Science Foundation of China(No.LQ12F05007);the Educational Program of Zhejiang Province(No.Y200909758)
We demonstrate a high-efficiency, high-power-nanosecond fiber laser-pumped broadband mid-infrared out- put based on a linearly chirped PPMgLN crystal. By using a linearly polarized pulsed Yb-doped fiber laser as the p...
supported by the National "973" Program of China (No. 2013CB922400);the National Natural Science Foundation of China (Nos. 60927010,10974006,and 11027404);the Templeton Foundation
A compact Er:fiber ring laser operated at a fundamental repetition rate of 325 MHz is reported. Two gain fibers with opposite dispersion are employed to shorten the fiber laser cavity for high repetition rate and sol...
supported by the National Basic Research Program of China(No.2010CB327801);the Key Program of National Natural Science Foundation of China(No.60637010)
A model based on propagation rate equations is built up for analyzing the multicore Iransverse mode gain distribution in an 18-core photonic crystal fiber (PCF) laser. The two kinds of feedback cavities are used for...
supported by the National Natural Science Foundation of China (Nos. 60907022 and 61027017);the National "973" Program of China (No.2010CB327803);the State Key Laboratory of Advanced Optical Communication Systems and Networks,Shanghai Jiao Tong University, China
We propose and demonstrate broadband Brillouin slow light using a multiple-longitudinal-mode tunable fiber laser as Brillouin pump. A tunable broadband Brillouin pump with a tuning range from 1 520 to 1 555 nm is gene...