Narrowband microwave generation with tuneable frequency is demonstrated by illuminating a photoconductive semiconductor switch(PCSS)with a burst-mode fibre laser.The whole system is composed of a high-power linearly p...
supported in part by US National Institutes of Health(NIH)Grant R01 CA186567(NIH Director’s Transformative Research Award).
The multi-dimensional laser is a fascinating platform not only for the discovery and understanding of new higherdimensional coherent lightwaves but also for the frontier study of the complex three-dimensional(3D)nonli...
The support by R.Bottger and the Ion Beam Center(IBC)at HZDR is gratefully acknowledged.
Phase-stable electromagnetic pulses in the THz frequency range offer several unique capabilities in time-resolved spectroscopy.However,the diversity of their application is limited by the covered spectral bandwidth.In...
supported by the Germany/Hong Kong Joint Research Scheme sponsored by the Research Grants Council of Hong Kong;the Germany Academic Exchange Service of Germany(G-HKU708/14,DAAD-57138104);the European Union’s Horizon 2020 research and innovation program under the Marie Sklodowska-Curie Grant Agreement No.766181,project“DeLIVER”;the Research Grants Council of the Hong Kong Special Administrative Region,China(HKU 17205215,CityU T42-103/16-N,EHKU701/17,and HKU C7047-16G);the National Natural Science Foundation of China(N_HKU712/16);Innovation and Technology Fund(GHP/050/14GD);support for the Article Processing Charge by the Deutsche Forschungsgemeinschaft;the Open Access Publication Fund of Bielefeld University.
Coherent Raman scattering(CRS)microscopy is widely recognized as a powerful tool for tackling biomedical problems based on its chemically specific label-free contrast,high spatial and spectral resolution,and high sens...
supported by the National Natural Science Foundation of China(Grant Nos.61308009 and 61405047);the China Postdoctoral Science Foundation(Grant Nos.2016T90287 and 2015M570290);the Fundamental Research Funds for the Central Universities of China(Grant No.HIT.NSRIF.2015042);the Postdoctoral Science Foundation of Heilongjiang Province,China(Grant No.LBH-Z14085)
We present a single-longitudinal-mode continuous-wave Ho^3+:YVO4 laser at 2.05 μm pumped by a Tm-doped fibre laser. Use of a cavity etalon enables spectral selectivity for single-mode operation. The highest power a...
supported by the National Natural Science Foundation of China(Grant No.11074078);the Specialized Research Fund for the Doctoral Program of Higher Education,China(Grant No.20094407110002);the Foundation for Distinguished Young Talents in Higher Education of Guangdong,China(Grant No.C10183);the Key Program for Scientific and Technological Innovations of Higher Education Institutes in Guangdong Province,China(Grant No.cxzdlOll)
We report on the generation of dual-wavelength dissipative solitons in a passively mode-locked fibre laser with a net normal dispersion using the nonlinear polarization rotation (NPR) technique. Taking the intrinsic...
Project supported by the National Natural Science Foundation of China(Grant No.11074078);the Specialized Research Fund for the Doctoral Program of Higher Education,China(Grant No.20094407110002);the Key Program for Scientific and Technological Innovations of Higher Education Institutes in Guangdong Province,China(Grant No.cxzd1011);the Foundation for Distinguished Young Talents in Higher Education of Guangdong,China(Grant No.C10183)
The transition state between the continuous wave region and the mode-locked region in a passively mode-locked erbium-doped fibre ring laser has been experimentally observed by utilizing the nonlinear polarization rota...
supported by the China Postdoctoral Science Foundation (Grant No. 20090451417);the China Postdoctoral Science Special Foundation (Grant No. 201003693);the Fundamental Research Funds for the Central Universities of China (Grant No. ZYGX2009J053);the National Natural Science Foundation of China (Grant No. 60736038)
Based on the rate equations describing the erbium-doped fluoride glass (ZBLAN) fibre lasers with different pumping configurations being taken into account, this paper presents theoretical calculations related to the...
Passive harmonic mode-locking of dissipative solitons is demonstrated in all-normal dispersion Yb-doped fibre lasers. A difference equation model of the mode-locked fibre lasers is adopted to simulate the intra-cavity...
supported by the Innovation Foundation for Graduates in National University of Defense Technology,China (GrantNo.B080702)
A novel scalable architecture for coherent beam combining with hybrid phase control involving passive phasing and active phasing in master oscillator-power amplifier configuration is presented. Wide-linewidth mutually...