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SPECTROMETER: 作品数：383被引量：508H指数：10; 导出分析报告; 相关领域：理学更多>>; 相关作者：刘安雯胡水明李雪松冷春波张韫宏更多>>; 相关机构：中国科学院清华大学中国科学院大学中国科学技术大学更多>>; 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>>

The tri-band high spectral resolution spectrometer with gratings in tandem for the charge-exchange recombination spectroscopy diagnostic system on HL-2A tokamak: 《Plasma Science and Technology》2024年第6期103-110,共8页刘亮余德良马倩何小斐 Maarten DE BOCK Manfred von HELLERMANN Michael WALSH 陈文锦何小雪魏彦玲张能李栋魏会领 the HL-2A Team; supported in part by National Natural Science Foundation of China (Nos.12275070, 12205084, 12305236 and 11675050);in part by the National Key Research and Development Program of China (Nos. 2022YFE03180200, 2022YFE03020001 and 2019YFE03010004);Innovation Program of Southwestern Institute of Physics (No. 202301XWCX001)。; Charge-exchange(CX) recombination spectroscopy is a powerful tool monitoring ion temperature and plasma rotation with good temporal and spatial resolutions. A compact, new design for a high-throughput, tri-band high s...; 关键词：CXRS ion temperature plasma rotation impurity concentration

Inversion techniques to obtain local rotation velocity and ion temperature profiles for the x-ray crystal spectrometer on EAST: 《Plasma Science and Technology》2023年第9期26-33,共8页林子超张洪明王福地 Cheonho BAE 符佳金仡飞卢迪安傅盛宇李建康吕波; supported by National Natural Science Foundation of China(Nos.12175278 and 12205072);the Comprehensive Research Facility for Fusion Technology Program of China(No.2018-000052-73-01-001228);Major Science and Technology Infrastructure Maintenance and Reconstruction Projects of the Chinese Academy of Sciences(2021),the University Synergy Innovation Program of Anhui Province(No.GXXT-2021-029);Anhui Provincial Key Research and Development Project(No.202104a06020021);Open Fund of the Magnetic Confinement Fusion Laboratory of Anhui Province(No.2021AMF01002);the National Magnetic Confinement Fusion Science Program of China(Nos.2019YFE03040000 and 2018YFE0303103).; Inversion techniques are conducted based on the tangential x-ray crystal spectroscopy(TXCS)geometry on EAST to obtain the local profiles of ion temperature(Ti)and toroidal rotation velocity(vt).Firstly,local emissivit...; 关键词：plasma toroidal rotation ion temperature x-ray crystal spectroscopy Abel inversion

Space-resolved vacuum-ultraviolet spectroscopy for measuring impurity emission from divertor region of EAST tokamak被引量：2: 《Plasma Science and Technology》2022年第6期14-22,共9页Liang HE Yongcai SHEN Hongming ZHANG Bo LYU Cheonho BAE Huajian JI Chaoyang LI Jia FU Xuewei DU Fudi WANG Qiuping WANG Xianghui YIN Shunkuan WAN Bin BIN Yichao LI Shuyu DAI; the National Magnetic Confinement Fusion Science Program of China(Nos.2017YFE0301300,2019YFE03030002 and 2018YFE0303103);National Natural Science Foundation of China(No.12175278);Anhui Province Key Research and Development Program(No.202104a06020021);ASIPP Science and Research Grant(No.DSJJ-2020-02);Anhui Provincial Natural Science Foundation(No.1908085J01);Distinguished Young Scholar of Anhui Provincial Natural Science Foundation(No.2008085QA39);Instrument Developing Project of the Chinese Academy of Sciences(No.YJKYYQ20180013);the Comprehensive Research Facility for Fusion Technology Program of China(No.2018-000052-73-01-001228);the University Synergy Innovation Program of Anhui Province(No.GXXT-2021-029);CAS President’s International Fellowship Initiative(No.2022VMB0007)。; The measurement of impurity distribution in the divertor region of tokamaks is key to studying edge impurity transport.Therefore,a space-resolved vacuum-ultraviolet(VUV)spectrometer is designed to measure impurity emi...; 关键词：impurity measurement vacuum-ultraviolet spectrometer EAST divertor

A real-time neutron-gamma discriminator based on the support vector machine method for the time-of-flight neutron spectrometer被引量：3: 《Plasma Science and Technology》2018年第4期170-175,共6页张伟吴彤宇郑博文李世平张轶泼阴泽杰; partially supported by the National Science and Technology Major Project of Ministry of Science and Technology of China (Grant Nos. 2014GB109003 and 2015GB111002);National Natural Science Foundation of China (Grant Nos. 11375195, 11575184, 11375004 and 11775068); A new neutron-gamma discriminator based on the support vector machine(SVM) method is proposed to improve the performance of the time-of-flight neutron spectrometer. The neutron detector is an EJ-299-33 plastic scintil...; 关键词：plasma diagnosis support vector machine pulse-shape discrimination TOF spectrometer

Extended Bonner sphere spectrometer for dynamic neutron spectrum on HL-2A: 《Plasma Science and Technology》2017年第7期118-123,共6页Chunyu JIANG Jing CAO Zihao LIU Xiaofei JIANG Xianying SONG Yipo ZHANG Zejie YIN; supported by National Natural Science Foundation of China (No. 11375195, No. 11575184);the National Magnetic Confinement Fusion Energy Development Research (2013GB104003); The extended Bonner sphere spectrometer （EBSS） at the HL-2A tokamak for the neutron spectrum is described. This device was developed on the basis of previous Bonner sphere spectrometry （BSS）, aiming to obtain a mo...; 关键词：extended Bonner sphere spectrometer neutron spectrum TOKAMAK

Calculation of Response Function for Bonner Sphere Spectrometer Based on Geant4: 《Plasma Science and Technology》2015年第1期80-83,共4页曹靖蒋小菲蒋春雨曹宏睿阴泽杰; supported by National Natural Science Foundation of China(Nos.10976028,11375195);National Magnetic Confinement Fusion Science Program of China(No.2013GB104003); In order to make further studies on fusion neutron diagnosis on HL-2A /HL-2M,we have developed and succeeded in the calculation of the Response Function for a Bonner sphere spectrometer,which consists of eight polyeth...; 关键词：Bonner sphere spectrometer response function Geant4 HL-2A HL-2M multi-sphere spectrometer Monte Carlo ^241Am-Be neutron source

A High-Efficiency X-Ray Crystal Spectrometer for X-Ray Thomson Scattering: 《Plasma Science and Technology》2013年第8期755-759,共5页张小丁张继彦杨国洪韦敏习胡广月赵斌郑坚; supported by National Natural Science Foundation of China(Nos.11175197);CAS Innovative Project of China(KJCX2-YW-N36);Ministry of Education of China(IRT1190); Highly oriented pyrolitic graphite （HOPG） has high X-ray diffraction efficiency due to its unique mosaic crystal structure, and thus is very suitable for its application to X-ray Thomson scattering measurement of so...; 关键词：crystal spectrometer highly oriented pyrolytic graphite X-ray Thomson scattering

Observation of Impurity Accumulation After Hydrogen Multi-Pellet Injection in Large Helical Device: 《Plasma Science and Technology》2013年第3期230-234,共5页董春凤 Shigeru MORITA Motoshi GOTO 王二辉 Gen MOTOJIAMA Izumi MURAKAMI Ryuichi SAKAMOTO Norimasa YAMAMOTO; support by LHD project (NIFS11ULPP010);partly supported by the JSPS-NRF-NSFC A3 Foresight Program in the field of Plasma Physics; Impurity accumulation is studied for neutral beam-heated discharges after hydrogen multi-pellet injection in Large Helical Device （LHD）. Iron density profiles are derived from radial profiles of EUV line emissions o...; 关键词：impurity accumulation EUV spectrometer inward velocity

Observation of the Two-Dimensional Distribution of Impurity Line Emissions Using a Space-Resolved EUV Spectrometer in LHD: 《Plasma Science and Technology》2013年第2期106-109,共4页王二辉 S.MORITA M.GOTO 董春凤; partially carried out under the LHD project financial support (NIFS12ULPP010);partly supported by the JSPS-NRF-NSFC A3 Foresight Program in the field of Plasma Physics (No. 11261140328); A space-resolved EUV spectrometer for measuring the one-dimensional distribution of impurity line emissions in Large Helical Device （LHD） has been upgraded to measure two- dimensional distributions of impurity line ...; 关键词：EUV spectrometer impurity line emission two-dimensional distribution

Space-Resolved VUV and EUV Spectrometers in HL-2A: 《Plasma Science and Technology》2013年第2期110-114,共5页崔正英周航宇 S.MORITA 傅炳忠孙平高亚东 M.GOTO 徐媛董春凤杨青巍; partially supported by National Natural Science Foundation of China (Nos. 10975048 and 11175061);the JSPS-NRF-NSFC A3 Foresight Program in the Field of Plasma Physics (No. 11261140328); A normal incidence vacuum ultraviolet （VUV） and a grazing incidence extreme ultraviolet （EUV） spectrometers have been developed for the edge and core impurity measure- ments in HL-2A tokamak. The VUV and the EUV s...; 关键词：VUV spectra EUV spectra SPECTROMETER spatial resolution

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