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BANDWIDTH: 作品数：419被引量：538H指数：9; 导出分析报告; 相关领域：电子电信更多>>; 相关作者：毛陆虹贺振华彭真明田琳陈颖频更多>>; 相关机构：电子科技大学清华大学天津大学复旦大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家高技术研究发展计划中国博士后科学基金更多>>

Spectral characteristics of laser-plasma instabilities with a broadband laser: 《Chinese Physics B》2024年第8期362-368,共7页许国潇康宁雷安乐刘会亚赵耀周申蕾安红海熊俊王瑞荣谢志勇周熙晨方智恒王伟; Project supported by the National Natural Science Foundation of China (Grant No.11905280)。; Recent experimental progresses regarding broadband laser-plasma instabilities(LPIs)show that a 0.6%laser bandwidth can reduce backscatters of the stimulated Brillouin scattering(SBS)and the stimulated Raman scattering...; 关键词：laser-plasma instability laser bandwidth light spectrum

Theoretical investigations of population trapping phenomena in atomic four-color,three-step photoionization scheme: 《Chinese Physics B》2024年第3期333-340,共8页卢肖勇孙亚鹏; The four-color three-step selective photoionization process of atom is very important in laser isotope separation technology.The population trapping phenomena and their influences are studied theoretically in monochro...; 关键词：population trapping metastable state selective photoionization laser bandwidth

Design of a photonic crystal fiber polarization beam splitter with simple structure and ultra-wide bandwidth: 《Chinese Physics B》2023年第10期476-482,共7页魏云鹏苑金辉屈玉玮邱石周娴颜玢玢王葵如桑新柱余重秀; Project supported by the National Key Research and Development Project of China(Grant No.2019YFB2204001)。; A novel polarization beam splitter(PBS)based on dual-core photonic crystal fiber(DC-PCF)is proposed in this work.The proposed DC-PCF PBS contains two kinds of lattices and three kinds of air holes to form the asymmetr...; 关键词：dual-core photonic crystal fiber polarization beam splitter extinction ratio BANDWIDTH

Planar InAlAs/InGaAs avalanche photodiode with 360 GHz gain×bandwidth product: 《Chinese Physics B》2023年第9期103-107,共5页王帅叶焓耿立妍肖帆褚艺渺郑煜韩勤; the National Key R&D Program of China(Grant No.2020YFB1805701);the National Natural Foundation of China(Grant No.61934003)。; This paper describes a guardring-free planar InAlAs/InGaAs avalanche photodiode(APD)by computational simulations and experimental results.The APD adopts the structure of separate absorption,charge,and multiplication(S...; 关键词：avalanche photodiode PLANAR gain×bandwidth product dark current

Microwave absorption and bandwidth study of Y_(2)Co_(17)rare earth soft magnetic alloy with easy-plane anisotropy: 《Chinese Physics B》2023年第8期310-318,共9页马云国乔亮郑祖应郝宏波王浩孙哲涂成发王涛杨正李发伸; Project supported by the National Key R&D Program of China(Grant No.2021YFB3501302);the National Natural Science Foundation of China(Grant No.51731001);supported by the State Key Laboratory of Baiyunobo Rare Earth Resource Researches and Comprehensive Utilization’s key of research and development projects。; The easy-plane anisotropy of the Y_(2)Co_(17)rare earth soft magnetic alloy has high saturation magnetization and operating frequency,and good impedance matching.Therefore,it is expected to become a kind of high-perfo...; 关键词：reduction-diffusion method microwave absorption interface reflection model effective absorption bandwidth

Ghost imaging based on the control of light source bandwidth: 《Chinese Physics B》2023年第3期276-279,共4页刘兆骐白艳锋邹璇彭凡周立宇付芹傅喜泉; the National Natural Science Foundation of China(Grant Nos.61871431,61971184,and 62001162).; A scheme to improve the quality in ghost imaging(GI)by controlling the bandwidth of light source(BCGI)is proposed.The theoretical and numerical results show that the reconstruction result with high quality can be obta...; 关键词：ghost imaging light source property spatial frequency domain

Microwave absorption properties regulation and bandwidth formula of oriented Y_(2)Fe_(17)N_(3-δ)@SiO_(2)/PU composite synthesized by reduction-diffusion method被引量：1: 《Chinese Physics B》2022年第11期341-351,共11页Hao Wang Liang Qiao Zu-Ying Zheng Hong-Bo Hao Tao Wang Zheng Yang Fa-Shen Li; Project supported by the National Key Research and Development Program of China(Grant No.2021YFB3501300);the National Natural Science Foundation of China(Grant No.51731001);the Fund from the State Key Laboratory of Baiyunobo Rare Earth Resource Researches and Comprehensive Utilization’s Key Research and Development Projects。; As concepts closely related to microwave absorption properties,impedance matching and phase matching were rarely combined with material parameters to regulate properties and explore related mechanisms.In this work,red...; 关键词：microwave absorption rare earth alloy reduction-diffusion method Y_(2)Fe_(17)N_(3-δ)@SiO_(2) reflection factor impedance and phase matching bandwidth formula

Switchable down-,up-and dual-chirped microwave waveform generation with improved time–bandwidth product based on polarization modulation and phase encoding: 《Chinese Physics B》2022年第7期620-628,共9页Yuxiao Guo Muguang Wang Hongqian Mu Guofang Fan; the National Natural Science Foundation of China(Grant Nos.U2006217,61775015,and 62101027);the Fundamental Research Funds for the Central Universities(Grant Nos.2021JBZ103 and 2021YJS002)。; A switchable down-,up-and dual-chirped microwave waveform generation technique with improved time–bandwidth product(TBWP)is proposed and demonstrated based on a dual-polarization dual-parallel Mach–Zehnder modulator...; 关键词：microwave photonics linearly chirped waveform generation time–bandwidth product

Design of a polarization splitter for an ultra-broadband dual-core photonic crystal fiber被引量：1: 《Chinese Physics B》2022年第5期407-415,共9页Yongtao Li Jiesong Deng Zhen Yang Hui Zou Yuzhou Ma; Project supported by the State Key Laboratory of Luminescence and Applications(Grant No.SKLA-2020-01)。; A novel ultra-broadband polarization splitter based on a dual-core photonic crystal fiber(DC-PCF)is designed.The full-vector finite element method and coupled-mode theory are employed to investigate the characteristic...; 关键词：photonic crystal fiber polarization splitter broadband bandwidth extinction ratio

High efficiency,small size,and large bandwidth vertical interlayer waveguide coupler被引量：1: 《Chinese Physics B》2022年第2期329-335,共7页Shao-Yang Li Liang-Liang Wang Dan Wu Jin You Yue Wang Jia-Shun Zhang Xiao-Jie Yin Jun-Ming An Yuan-Da Wu; supported by the National Key Research and Development Program of China(Grant No.2019YFB2203001);the Strategic Priority Research Program of the Chinese Academy of Sciences(Grant No.XDB43000000);the National Natural Science Foundation of China(Grant No.61805232)。; Since the advent of three-dimensional photonic integrated circuits,the realization of efficient and compact optical interconnection between layers has become an important development direction.A vertical interlayer co...; 关键词：silicon photonics vertical coupling nonlinear tapers three-dimensional integration

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