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作品数:1312被引量:1567H指数:14
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相关机构:深圳市聆动智能科技有限公司学研究院中国农业大学武汉理工大学更多>>
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Hot carrier cooling in lead halide perovskites probed by two-pulse photovoltage correlation spectroscopy
《Chinese Physics B》2024年第10期116-119,共4页Yuqing Huang Chaoyu Guo Lei Gao Wenna Du Haotian Zheng Da Wu Zhengpu Zhao Chu-Wei Zhang Qin Wang Xin-Feng Liu Qingfeng Yan Ying Jiang 
supported by the National Key R&D Program of China(Grant No.2021YFA1400500);New Cornerstone Science Foundation through the New Cornerstone Investigator Program,and the XPLORER Prize.
The next-generation hot-carrier solar cells,which can overcome the Shockley-Queisser limit by harvesting excessenergy from hot carriers,are receiving increasing attention.Lead halide perovskite(LHP)materials are consi...
关键词:two-pulse correlation spectroscopy lead halide perovskites hot carrier cooling ultrafast dynamics 
Dissipative soliton resonance within different dispersion regimes in a single mode-locked laser
《Chinese Physics B》2024年第7期368-372,共5页赵哲韬 舒沁珂 解梓怡 任俞宣 张颖 袁博 赵春勃 彭俊松 曾和平 
Project supported by the Innovation Program for Quantum Science and Technology(Grant No.2023ZD0301000);the National Natural Science Foundation of China(Grant Nos.11621404,11561121003,11727812,61775059,12074122,62022033,and 11704123);Sustainedly supported by the National Key Laboratory of Science and Technology on Space Microwave(Grant No.HTKT2022KL504008);the Shanghai Natural Science Foundation(Grant No.23ZR1419000);the National Key Laboratory Foundation of China(Grant No.6142411196307)。
Dissipative soliton resonance(DSR) was previously studied in separated mode-locked fiber lasers within different dispersion regimes including anomalous, near-zero and normal dispersion. Here we propose a method to stu...
关键词:mode locking LASER FIBER PULSE 
A global model of intensity autocorrelation to determine laser pulse duration
《Chinese Physics B》2024年第5期446-451,共6页彭雨菲 刘励强 洪丽红 李志远 
Project supported by the Science and Technology Project of Guangdong(Grant No.2020B010190001);the National Natural Science Foundation of China(Grant No.11974119);the Guangdong Innovative and Entrepreneurial Research Team Program(Grant No.2016ZT06C594);the National Key R&D Program of China(Grant No.2018YFA0306200)。
We present a new global model of collinear autocorrelation based on second harmonic generation nonlinearity.The model is rigorously derived from the nonlinear coupled wave equation specific to the autocorrelation meas...
关键词:intensity autocorrelation global model ultrashort pulses pulse-width measurement 
On the generation of high-quality Nyquist pulses in mode-locked fiber lasers
《Chinese Physics B》2024年第3期424-427,共4页任俞宣 葛锦蔓 李小军 彭俊松 曾和平 
Project supported by the National Natural Science Foundation of China(Grant Nos.11621404,11561121003,11727812,61775059,12074122,62022033,and 11704123);Shanghai Rising-Star Program,the Sustainedly Supported Foundation by the National Key Laboratory of Science and Technology on Space Microwave(Grant No.HTKT2022KL504008);Shanghai Natural Science Foundation(Grant No.23ZR1419000);the National Key Laboratory Foundation of China(Grant No.6142411196307).
Nyquist pulses have wide applications in many areas,from electronics to optics.Mode-locked lasers are ideal platforms to generate such pulses.However,how to generate high-quality Nyquist pulses in mode-locked lasers r...
关键词:mode locking laser SOLITON FIBER PULSE 
Using harmonic beam combining to generate pulse-burst in nonlinear optical laser
《Chinese Physics B》2024年第1期422-427,共6页许元斋 李珍玲 张奥楠 刘可 张晶晶 王小军 彭钦军 许祖彦 
Project supported by Youth Innovation Promotion Association of the Chinese Academy of Sciences (Grant No.2020029)。
The ultrashort lasers working in pulse-burst mode reveal great machining performance in recent years. The number of pulses in bursts effects greatly on the removal rate and roughness. To generate a more equal amplitud...
关键词:pulse-burst beam combining nonlinear optics 
A cladding-pumping based power-scaled noise-like and dissipative soliton pulse fiber laser
《Chinese Physics B》2023年第2期298-302,共5页吕志国 滕浩 魏志义 
supported by the National Natural Science Foundation of China (Grant No. 12164030);the Major Program of the National Natural Science Foundation of China (Grant No. 12034020);Young Science and Technology Talents of Inner Mongolia, China (Grant No. NJYT22101);the Talent Development Fund of Inner Mongolia, China。
We report a high-average-power noise-like pulse(NLP) and dissipative soliton(DS) pulse fiber laser. Average power as high as 4.8 W could be obtained at the fundamental mode-locked repetition rate. The NLP can also be ...
关键词:cladding pumping high power noise-like pulse dissipative soliton 
Dynamics of molecular alignment steered by a few-cycle terahertz laser pulse
《Chinese Physics B》2022年第10期377-383,共7页Qi-Yuan Cheng Yu-Zhi Song Deng-Wang Li Zhi-Ping Liu Qing-Tian Meng 
Project supported by the National Natural Science Foundation of China(Grant Nos.12274265 and 11874241);the Taishan Scholar Project of Shandong Province,China。
The field-free alignment of molecule Cl CN is investigated by using a terahertz few-cycle pulse(THz FCP)based on the time-dependent density matrix theory.It is shown that a high degree of molecular alignment can be ob...
关键词:molecular alignment few-cycle terahertz pulse density matrix theory 
High-dispersive mirror for pulse stretcher in femtosecond fiber laser amplification system
《Chinese Physics B》2022年第8期627-630,共4页Wenjia Yuan Weidong Shen Chen Xie Chenying Yang Yueguang Zhang 
Project supported by the National Natural Science Foundation of China(Grant No.61705194)。
We present a high-dispersive multilayer mirror for pulse stretching in a femtosecond fiber laser amplification system.The designed mirror contains 54 layers with a total physical thickness of 7.3 μm, which can provid...
关键词:optical coatings dispersive mirror ultrafast optics pulse stretching 
Tunable spectral shift of high-order harmonic generation in atoms using a sinusoidally phase-modulated pulse
《Chinese Physics B》2022年第6期429-434,共6页Yue Qiao Jun Wang Yan Yan Simeng Song Zhou Chen Aihua Liu Jigen Chen Fuming Guo Yujun Yang 
supported by the National Natural Science Foundation of China(Grant Nos.11604119,11627807,11774129,11774131,11904120,11975012,and 91850114);the Outstanding Youth Project of Taizhou University(Grant No.2019JQ002)。
High-order harmonic generation(HHG)from an atom illuminated by a sinusoidally phase-modulated pulse is investigated by solving the time-dependent Schrödinger equation.The spectral shift that occurs in atomic HHG can b...
关键词:high-order harmonic generation spectra shift 
Effects of pulse energy ratios on plasma characteristics of dual-pulse fiber-optic laser-induced breakdown spectroscopy
《Chinese Physics B》2022年第2期387-397,共11页Yu-Hua Hang Yan Qiu Ying Zhou Tao Liu Bin Zhu Kaixing Liao Ming-Xin Shi Fei Xue 
the Foundation Research Project of Jiangsu Province,China(the Natural Science Fund No.BK20190187)。
Laser-induced plasmas of dual-pulse fiber-optic laser-induced breakdown spectroscopy with different pulse energy ratios are studied by using the optical emission spectroscopy(OES)and fast imaging.The energy of the two...
关键词:fiber-optic laser-induced breakdown spectroscopy(FO-LIBS) dual-pulse excitation pulse energy ratio spectral enhancement 
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