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BACKSCATTERING: 作品数：139被引量：209H指数：8; 导出分析报告; 相关领域：电子电信更多>>; 相关作者：胡健强张小辉葛卫龙崔啸韩宏伟更多>>; 相关机构：中国科学技术大学中国人民解放军海军工程大学武汉大学更多>>; 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全球变化研究国家重大科学研究计划更多>>

A new Q-band comb-based multi-channel microwave Doppler backward scattering diagnostic developed on the HL-3 tokamak: 《Plasma Science and Technology》2025年第1期23-29,共7页Ruihai TONG Yu ZHOU Wulyu ZHONG Jie WEN Zhongbing SHI Xiaolan ZOU Anshu LIANG Zengchen YANG Min JIANG Xin YU Yuqi SHEN; supported by National Natural Science Foundation of China(Nos.12105087,12275096,and 11922503);the Joint Funds of the National Natural Science Foundation of China(No.U21A20440);the Science and Technology Planning Project of Sichuan Province(No.2023YFG0139)。; The Doppler backscattering(DBS)diagnostic is widely used to measure the localized density fluctuations and the propagation velocity of turbulent structures.Microwave is launched at a frequency that approaches a cutoff...; 关键词：Doppler backscattering(DBS) microwave diagnostic turbulence TOKAMAK

First results of turbulence investigation on Globus-M2 using radial correlation Doppler reflectometry: 《Plasma Science and Technology》2024年第10期49-55,共7页A.PONOMARENKO A.YASHIN V.GUSEV E.KISELEV G.KURSKIEV V.MINAEV Y.PETROV N.SAKHAROV P.SHCHEGOLEV E.TKACHENKO N.ZHILTSOV; the financial support of the Ministry of Science and Higher Education of the Russian Federation in the framework of the State Contract in the Field of Science(No.FSEG-2024-0005)。; The first results of investigation of the turbulence structure using Doppler backscattering(DBS)on the Globus-M2 tokamak are presented.A one-channel DBS system with a variable probing frequency within the 18–26 GHz r...; 关键词：TOKAMAK TURBULENCE Doppler backscattering correlation reflectometry

Achieving full mutualism with massive passive devices for multiuser MIMO symbiotic radio: 《Science China(Information Sciences)》2024年第9期192-208,共17页Jingran XU Zhuoyin DAI Yong ZENG Shi JIN Tao JIANG; supported by National Key R&D Program of China(Grant No.2019YFB1803400)。; Symbiotic radio(SR)is one of the attractive communication technologies to facilitate largescale Internet of Things(IoT)connections with enhanced energy and spectrum efficiency,where passive backscatter devices(BDs)mod...; 关键词：multiuser MIMO SR BACKSCATTERING massive backscatter devices asymptotic analysis active and passive communication

Stackelberg Game for Wireless Powered and Backscattering Enabled Sensor Networks: 《China Communications》2024年第3期189-204,共16页Lyu Bin Cao Yi Wang Shuai Guo Haiyan Hao Chengyao; supported by National Natural Science Foundation of China(No.61901229 and No.62071242);the Project of Jiangsu Engineering Research Center of Novel Optical Fiber Technology and Communication Network(No.SDGC2234);the Open Research Project of Jiangsu Provincial Key Laboratory of Photonic and Electronic Materials Sciences and Technology(No.NJUZDS2022-008);the Post-Doctoral Research Supporting Program of Jiangsu Province(No.SBH20).; This paper investigates a wireless powered and backscattering enabled sensor network based on the non-linear energy harvesting model, where the power beacon(PB) delivers energy signals to wireless sensors to enable th...; 关键词：backscatter communication energy interaction stackelberg game wireless powered sensor network

Single-end hybrid Rayleigh Brillouin and Raman distributed fibre-optic sensing system被引量：4: 《Light(Advanced Manufacturing)》2023年第3期171-180,共10页Linjing Huang Xinyu Fan Haijun He Lianshan Yan Zuyuan He; funding from the National Natural Science Foundation of China(NSFC)under grant numbers 61735015,62275151;the Major Key Project of PCL.; Backscattered lightwaves from an optical fibre are used to realise distributed fibre optic sensing(DFOS)systems for measuring various parameters.Rayleigh,Brillouin,and Raman backscattering provide different sensitivit...; 关键词：Rayleigh backscattering Brillouin backscattering Raman backscattering Distributed fiber-optic sensing system

Visual Enhancement of Underwater Images Using Transmission Estimation and Multi-Scale Fusion: 《Computer Systems Science & Engineering》2023年第3期1897-1910,共14页R.Vijay Anandh S.Rukmani Devi; The demand for the exploration of ocean resources is increasing exponentially.Underwater image data plays a significant role in many research areas.Despite this,the visual quality of underwater images is degraded beca...; 关键词：Underwater image BACKSCATTERING ATTENUATION image fusion veiling light white balance laplacian pyramid

Chiral exceptional point and coherent suppression of backscattering in silicon microring with low loss Mie scatterer被引量：8: 《eLight》2023年第1期66-74,共9页Hwaseob Lee Ali Kecebas Feifan Wang Lorry Chang Sahin K.Ozdemir Tingyi Gu; supported by Defense Advanced Research Projects Agency(N660012114034);Air Force Office of Scientific Research(AFOSR)Multi-University Research Initiative(FA9550-21-1-0202);AFOSR(FA9550-18-1-0235);partially supported by AFOSR(FA9550-18-1-0300).; Non-Hermitian systems with their spectral degeneracies known as exceptional points(EPs)have been explored for lasing,controlling light transport,and enhancing a sensor’s response.A ring resonator can be brought to an...; 关键词：Non-Hermicity Exceptional point Mie scatterers Microring resonator Silicon photonics

Phase-controlled asymmetric optomechanical entanglement against optical backscattering被引量：1: 《Science China(Physics,Mechanics & Astronomy)》2023年第3期66-75,共10页Jing-Xue Liu Ya-Feng Jiao Ying Li Xun-Wei Xu Qiong-Yi He Hui Jing; supported by the National Natural Science Foundation of China(Grant Nos.11935006,11774086,12147156,12125402,11975026;12064010);supported by the Science and Technology Innovation Program of Hunan Province(Grant No.2020RC4047);supported by the China Postdoctoral Science Foundation(Grant Nos.2021M701176,and 2022T150208);the Science and Technology Innovation Program of Hunan Province(Grant No.2021RC2078);supported by the Natural Science Foundation of Hunan Province(Grant No.2021JJ20036)。; Quantum entanglement plays a key role in both understanding the fundamental aspects of quantum physics and realizing various quantum devices for practical applications. Here we propose how to achieve a coherent switch...; 关键词：quantum entanglement optical backscattering OPTOMECHANICS

Sound-transparent anisotropic media for backscattering-immune wave manipulation: 《Chinese Physics B》2022年第8期463-469,共7页Wei-Wei Kan Qiu-Yu Li Lei Pan; Project supported by the National Natural Science Foundation of China(Grant Nos.11974186,11604153,and 61975080);the Natural Science Foundation of Jiangsu Province,China(Grant Nos.BK20160818 and BK20200070);the Open Research Foundation of Key Laboratory of Modern Acoustics,Ministry of Education。; The scattering behavior of an anisotropic acoustic medium is analyzed to reveal the possibility of routing acoustic signals through the anisotropic layers with no backscattering loss. The sound-transparent effect of s...; 关键词：sound-transparent anisotropic media acoustic bending waveguide transformation acoustics

Commissioning of laser electron gamma beamline SLEGS at SSRF被引量：15: 《Nuclear Science and Techniques》2022年第7期103-114,共12页Hong-Wei Wang Gong-Tao Fan Long-Xiang Liu Hang-Hua Xu Wen-Qing Shen Yu-Gang Ma Hiroaki Utsunomiya Long-Long Song Xi-Guang Cao Zi-Rui Hao Kai-Jie Chen Sheng Jin Yu-Xuan Yang Xin-Rong Hu Xin-Xiang Li Pan Kuang; supported by the National Natural Science Foundation of China(Nos.11875311,11905274,12005280);the Chinese Academy of Sciences President’s International Fellowship Initiative(No.2021VMA0025).; The Shanghai Laser Electron Gamma Source(SLEGS)is a powerful gamma source that provides MeV gamma-ray beams for nuclear science and technology.It was developed as one of the 16 beamline stations in the Phase Ⅱ Projec...; 关键词：SLEGS Laser Compton scattering Slant-scattering mode Backscattering mode

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