supported by the National Key Research and Development Program of China(Grant No.2022YFB4601101);the Beijing Natural Science Foundation(Grant No.JQ21019);the National Natural Science Foundation of China(Grant Nos.11975001,11974003,12075034,12075190,and 12261131495);the New Star Project of Science and Technology of Shaanxi Province(Grant No.2022KJXX-69);the BUPT Excellent Ph.D.Students Foundation(Grant No.CX2022121);the Hebei Key Laboratory of Physics and Energy Technology(Grant No.HBKLPET2023_03)。
Tungsten sulphoselenide(WSSe) alloys, belonging to the transition metal dichalcogenide family, have attracted significant interest in the area of optoelectronics because of their unique optical and electronic properti...
Supported by the Ministry of Higher Education of Malaysia under Grant Nos LRGS(2015)/NGOD/UM/KPT and GA 010-2014(ULUNG);the University of Malaya under Grant Nos RU 013-2018 and Hi Co E Funding Phase 2
A tunable and optically modulated fiber laser utilizing a multi-walled carbon nanotube based saturable absorber is demonstrated for operation in the O-band region.A praseodymium-doped fluoride fiber is used as the gai...
Supported by the National Natural Science Foundation of China under Grant No 61675188;the Open Fund of Key Laboratory Pulse Power Laser Technology of China under Grant No SKL2016KF03
We propose a new method to separate different orders of an all-fiber passive Q-switching stimulated Brillouin scattering(SBS) laser. We use two fiber Bragg gratings connected by two circulators for the filtering. We...
Supported by the University of Malaya under Grant No PG175-2015B
We present an all-fiber dual-wavelength holmium-doped veloped holmium-doped fiber (HDF) as a gain medium fiber laser operating in 2 #m region using a newly de- The proposed fiber laser is constructed by using a hybr...
Supported by the National High-Technology Research and Development Program of China under Grant Nos 2013AA031502 and 2014AA041902;the National Natural Science Foundation of China under Grant Nos 11174085,51132004,and 51302086;the Natural Science Foundation of Guangdong Province under Grant Nos S2011030001349 and S20120011380;the China National Funds for Distinguished Young Scientists under Grant No 61325024;the Science and Technology Project of Guangdong Province under Grant No 2013B090500028;the ’Cross and Cooperative’ Science and Technology Innovation Team Project of Chinese Academy of Sciences under Grant No 2012-119
A compact linearly polarized, low-noise, narrow-linewidth, single-frequency fiber laser at 1950nm is demonstrated. This compact fiber laser is based on a 21-mm-long homemade Tm3+-doped germanate glass fiber. Over 100...
Supported by the National Key Technology R&D Program of the Ministry of Science and Technology under Grant No2012BAC23B03;the National Key Basic Research Program of China under Grant No 2013CB922401;the National Natural Science Foundation of China under Grants No 11474002
We report the generation of passively tunable high peak signal-to-noise ratio harmonic mode-locked (HML) all- normal-dispersion Yb-doped fiber laser with a single birefringent filter in a ring cavity configuration. ...
Supported by the National High-Technology Research and Development Program of China under Grant Nos 2013AA031502 and 2014AA041902;the National Natural Science Foundation of China under Grant Nos 11174085,51132004,and 51302086;the Guangdong Natural Science Foundation under Grant Nos S2011030001349 and S20120011380;the China National Funds for Distinguished Young Scientists under Grant No 61325024;the Science and Technology Project of Guangdong Province under Grant No 2013B090500028;the’Cross and Cooperative’Science and Technology Innovation Team Project of Chinese Academy of Sciences under Grant No 2012-119
Effective multiple optoelectronic feedback circuits for simultaneously suppressing low-frequency and relaxation oscillation intensity noise in a single-frequency phosphate fiber laser are demonstrated. The forward tra...
Supported by the National Natural Science Foundation of China under Grant Nos 61275142, 51021062 and 91022003, and the National Major Scientific Equipment Developed Project of China under Grant No 2011YQ030127.
We demonstrate a wildly tunable, high-eFficiency mid-infrared (mid-IR) output-coupled single resonant optical parametric oscillator (OC-SRO) pumped by a Yb-fiber laser. The compact mid-infrared source employs a 50...
Supported by the China Postdoctoral Science Foundation (2013M542169), the National Basic High-Technology Research and Development Program of China (2012AA041203, 2011AA030203), the National Natural Science Foundation of China (11174085, U0934001, and 60977060), the Guangdong Province and Hong Kong Invite Public Bidding Program (TC10BH07-1), the Sci- ence and Technology Project of Guangdong (cgzhzd0903, 2011B090400055), the Natural Science Fund of Guangdong Province (S2011030001349), the Fundamental Research Funds for the Central Universities (2012ZZ0002, 2012ZB0002), and the Open Re- search Fund of State Key Laboratory of Transient Optics and Photonics, Chinese Academy of Sciences (SKLST201101).
A simple scheme of switchable dual-wavelength passively mode-locked fiber laser is demonstrated. The laser can be flexibly switched among different mode-locked states simply by tuning the cavity loss while keeping all...
Supported by the University of Malaya PPP under Grant No PV033/2011B,the Department of Science and Technology of the Government of India,the Director and the Staff Members of the Central Glass and Ceramic Research Institute(CGCRI),the Council of Scientific and Industrial Research,India,for awarding a CSIR-research fellowship,and the University of Malaya under the HIR Grant No D000009-16001.
We demonstrate an efficient fiber laser operating at 1901.6 nm using a newly developed thulium bismuth co-doped fiber(TBF)with dual pumping at 792 nm and 1552 nm.The fiber was fabricated using modified chemical vapor ...