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EIGENMODE: 作品数：34被引量：27H指数：3; 导出分析报告; 相关领域：理学更多>>; 相关机构：武汉理工大学北京大学更多>>; 相关期刊：《Chinese Physics Letters》《Communications in Computational Physics》《Chinese Optics Letters》《Optics and Photonics Journal》更多>>; 相关基金：国家自然科学基金中国博士后科学基金国家重点基础研究发展计划The Royal Society更多>>

Nonlinear saturation of reversed shear Alfvén eigenmode via high-frequency quasi-mode generation: 《Plasma Science and Technology》2025年第1期17-22,共6页Zhiwen CHENG Guangyu WEI Lei YE Zhiyong QIU; supported by the Strategic Priority Research Program of Chinese Academy of Sciences(No.XDB0790000);the Collaborative Innovation Program of Hefei Science Center,CAS(No.2022HSC-CIP008);National Natural Science Foundation of China(Nos.12275236 and 12261131622)。; A nonlinear saturation mechanism for reversed shear Alfvén eigenmode(RSAE)is proposed and analyzed,and is shown to be of relevance to typical reactor parameter region.The saturation is achieved through the generation...; 关键词：reversed shear Alfvén eigenmode nonlinear mode coupling continuum damping gyrokinetic theory

Experimental validation for high-order vector-eigenmode decomposition with polarization characteristics: 《Chinese Optics Letters》2024年第11期13-17,共5页Huihui Zhao Siyan Wang Yancheng Huang Wei Chen Fufei Pang Xianglong Zeng; supported by the National Natural Science Foundation of China (Nos.12274281,U2241237,and 62275148);the Open Research Fund of State Key Laboratory of Advanced Optical Communication Systems and Networks,Shanghai Jiao Tong University (No.2023GZKF021);the Jiangsu Provincial Industry Outlook and Key Core Technologies Key Projects (No.BE2022055-4);111 Project (No.D20031)。; Vector vortex beams(VVBs) have attracted considerable attention due to their unique polarization distribution and helical phase wavefront. We first attempt to retrieve the modal coefficients of hybrid VVBs measured by...; 关键词：vector eigenmode polarization characteristics mode decomposition deep learning SPGD algorithm.

Nonlinear dynamics of the reversed shear Alfvén eigenmode in burning plasmas: 《Plasma Science and Technology》2024年第5期1-16,共16页王涛魏士朝 Sergio BRIGUGLIO Gregorio VLAD Fulvio ZONCA 仇志勇; supported by National Natural Science Foundation of China (Nos. 12205251, 12275236 and 12261131622);Italian Ministry for Foreign Affairs and International Cooperation Project (No. CN23GR02);the National Key Research and Development Program of China (Nos. 2019YFE03020003 and 2017YFE0301900);Users of Excellence program of Hefei Science Center CAS (No. 2021HSC-UE016);funded by the European Union via the Euratom Research and Training Programme (No. 101052200–EUROfusion); In a tokamak fusion reactor operated at steady state,the equilibrium magnetic field is likely to have reversed shear in the core region,as the noninductive bootstrap current profile generally peaks off-axis.The revers...; 关键词：reversed shear Alfvén eigenmode energetic particle nonlinear gyrokinetic theory saturation burning plasma

Magnetic‑free chiral eigenmode spectroscopy for simultaneous sensitive measurement of optical rotary dispersion and circular dichroism被引量：1: 《eLight》2024年第1期160-171,共12页Wenpeng Zhou Ya‑Ping Ruan Haodong Wu Han Zhang Jiang‑Shan Tang Zhenda Xie Lei Tang Yu Wang Yue-E Ji Kunpeng Jia Cheng‑Wei Qiu Yan‑Qing Lu Keyu Xia; supported by the National Key R&D Program of China(Grants No.2022YFA1405000,No.2019YFA0308700);the National Natural Science Foundation of China(Grants No.92365107,No.12305020,and No.11890704);the Program for Innovative Talents and Teams in Jiangsu(Grant No.JSSCTD202138);the Innovation Program for Quantum Science and Technology(Grant No.2021ZD0301400);China Postdoctoral Science Foundation(Grant No.2023M731613);Jiangsu Funding Program for Excellent Postdoctoral Talent(Grant No.2023ZB708);C.-W.Q.is supported by the Competitive Research Program Award(NRF-CRP22-2019-0006&NRF-CRP26-2021-0004)from the NRF,Prime Minister’s Office,Singapore;by a grant(A-0005947-16-00)from A*STAR MTC IRG(M22K2c0088 with A-8001322-00-00).; Chirality,defined by Lord Kelvin,refers to the geometric symmetry property of an object that cannot be superposed onto its mirror image using rotations and translations.The material’s chirality can be probed with lig...; 关键词：Chiral material Optical rotary dispersion Circular dichroism Cavity-enhanced chiral eigenmode spectroscopy

Runaway electron dynamics in Experimental Advanced Superconducting Tokamak helium plasmas: 《Chinese Physics B》2023年第7期62-70,共9页罗晨曦曾龙朱翔唐天仇志勇林士耀张涛刘海庆石同辉张斌丁锐高伟王敏锐高伟提昂赵海林周天富钱金平孙有文吕波臧庆揭银先梁云峰高翔; Project supported by the National Key R&D Program of China(Grant Nos.2017YFE0301205 and 2022YFE03050003);the Youth Innovation Promotion Association of Chinese Academy of Sciences(Grant No.Y2021116);the National Natural Science Foundation of China(Grant Nos.12005262,12105186,12175277,and 11975271);the Users of Excellence Program of Hefei Science Center CAS(Grant No.2021HSC-UE016).; The generation of runaway electrons(REs)is observed during the low-density helium ohmic plasma discharge in the Experimental Advanced Superconducting Tokamak(EAST).The growth rate of hard x-ray(HXR)is inversely propor...; 关键词：helium plasma runaway electron toroidal Alfvén eigenmode(TAE) Experimental Advanced Superconducting Tokamak(EAST)

Basis functions for shallow-water temperature profiles based on the internal-wave eigenmodes: 《Acta Oceanologica Sinica》2023年第2期56-64,共9页Qianqian Li Shoulian Cao Yu Luo Kai Zhang Fanlin Yang; The Natural Science Foundation of Shandong Province of China under contract Nos ZR2022MA051 and ZR2020MA090;the Fund of China Postdoctoral Science Foundation under contract No.2020M670891;the Shandong University of Science and Technology Research Fund under contract No.2019TDJH103;the Talent Introduction Plan for Youth Innovation Team in Universities of Shandong Province(Innovation Team of Satellite Positioning and Navigation).; The shallow-water temperature profile is typically parameterized using a few empirical orthogonal function(EOF)coefficients.However,when the experimental area is poorly known or highly variable,the adaptability of the...; 关键词：temperature profile basis function internal-wave eigenmode EOF sound speed profile

Multi-coefficient eigenmode operation—breaking through 10°/h open-loop bias instability in wideband aluminum nitride piezoelectric BAW gyroscopes: 《Microsystems & Nanoengineering》2023年第1期149-159,共11页Zhenming Liu Haoran Wen Farrokh Ayazi; supported by the Army Research Lab under Contract W911NF20C0019.; In this paper,a modification to the eigenmode operation of resonant gyroscopes is introduced.The multi-coefficient eigenmode operation can improve cross-mode isolation due to electrode misalignments and imperfections,...; 关键词：mode loop operations

Some mathematical aspects of Anderson localization:boundary effect,multimodality,and bifurcation: 《Communications in Theoretical Physics》2022年第11期45-64,共20页Chen Jia Ziqi Liu Zhimin Zhang; the support from National Natural Science Foundation of China with grants No.11871092,No.12131005;NSAF U1930402。; Anderson localization is a famous wave phenomenon that describes the absence of diffusion of waves in a disordered medium.Here we generalize the landscape theory of Anderson localization to general elliptic operators ...; 关键词：landscape spectrum EIGENVALUE EIGENMODE EIGENFUNCTION elliptic operator Schr?dinger operator CONFINEMENT

Observation and Simulation of n=1 Reversed Shear Alfvén Eigenmode on the HL-2A Tokamak: 《Chinese Physics Letters》2022年第10期26-33,共8页P.W.Shi Y.R.Yang W.Chen Z.B.Shi Z.C.Yang L.M.Yu T.B.Wang X.X.He X.Q.Ji W.L.Zhong M.Xu X.R.Duan; supported by the National Key R&D Program of China(Grant No.2019YFE03020000);the National Natu ral Science Foundation of China(Grant No.12125502);the Sichuan Science and Technology Program(Grants No.2020JDJQ0070);the Natural Science Foundation of Sichuan(Grant No.2022NSFSC1823).; A branch of high-frequency Alfvenic modes is observed on the HL-2A tokamak.The electromagnetic mode can be driven unstably in the plasma with an off-axis neutral beam heating.Its mode frequency keeps almost unchanged ...; 关键词：Alfven MODE unchanged

Nonlinear excitation of a geodesic acoustic mode by reversed shear Alfvén eignemodes: 《Plasma Science and Technology》2022年第2期57-61,共5页Yahui WANG Tao WANG Shizhao WEI Zhiyong QIU; supported by the National Key R&D Program of China(No.2017YFE0301900);National Natural Science Foundation of China(No.11875233);Users of Excellence Program of Hefei Science Center CAS(No.2021HSC-UE016)。; The parametric decay process of a reversed shear Alfvén eigenmeode(RSAE)into a geodesic acoustic mode and a kinetic RSAE is investigated using nonlinear gyrokinetic theory.The excitation conditions mainly require the...; 关键词：reversed shear Alfvén eigenmode geodesic acoustic mode gyrokinetic theory nonlinear mode coupling burning plasmas alpha channelling

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