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Comparison between fluctuation of floating potential gradient and velocity of blob structure on HL-2A tokamak
《Plasma Science and Technology》2021年第5期42-48,共7页Chenyu WANG Lin NIE Guixin TANG Min XU Rui KE Yihang CHEN Huajie WANG Zhanhui WANG Shilin HU Ting WU Ting LONG Yuxuan ZHU Hao LIU Shaobo GONG Jinbang YUAN Longwen YAN 
supported by the National Key Research and Development Program of China(Nos.2017YFE0300500,2017YFE0300501);No.2018YFE0309100;National Natural Science Foundation of China(Nos.11705052,11875124,11905050,11875020 and U1867222)。
Several results based on the Langmuir probes’data on the HL-2A tokamak are presented.The blob structures’radial and poloidal drift velocities,estimated by the gradient of floating potential and by time delay evaluat...
关键词：Langmuir probe blob structure scrape-off layer 
System validation of CO2-laser-based phase contrast imaging on HL-2A tokamak
《Chinese Optics Letters》2018年第12期31-36,共6页Yi Yu Shaobo Gong Min Xu Boda Yuan Yifan Wu Lin Nie Rui Ke Minyou Ye Xuru Duan 
supported by the National Magnetic Confinement Fusion Energy Research Project(No.2015GB120002);the National Key Research and Development Program of China(No.2017YFE0300405);the National Natural Science Foundation of China(Nos.11705052,11575055,and 11611130164)
System validation and density fluctuation calibration of phase contrast imaging(PCI) on an HL-2 A tokamak are presented. Signals from different channels show not only a pronounced modulation of an incident laser beam ...
关键词：System validation of CO2-laser-based phase contrast imaging on HL-2A tokamak PCI HL CO 
HL-3装置垂直汤姆逊散射系统激光传播特性的研究
《核聚变与等离子体物理》2025年第1期64-68,共5页龚少博 张通川 郭文平 侯智培 翟文延 刘春华 邓必河 石中兵 钟武律 许敏 段旭如 
中核集团青年英才项目(2022JZYF-03)。
HL-3装置上发展了一套垂直边缘汤姆逊散射诊断系统,该系统采用波长1064nm、能量0.6~2J、重复频率30Hz、脉冲宽度15ns的Nd:YAG激光作为诊断光束。入射激光垂直穿过等离子体区域,在水平方向上收集散射光信号。对Nd:YAG激光传播特性进行了...
关键词：汤姆逊散射系统 高斯光束 准直聚焦光路 
基于中性束注入的EAST托卡马克束发射光谱诊断研制
《真空科学与技术学报》2017年第6期581-585,共5页王华杰 余羿 陈冉 吴一帆 袁博达 龚少博 吕波 石跃江 叶民友 万宝年 
国家磁约束核聚变能源研究专项(2015GB120002;2012GB101001;2013GB107000);国家自然科学基金项目(11375053;11535013);安徽省自然科学基金(1608085MA08)资助
介绍了实验超导托卡马克(EAST)装置上束发射光谱(BES)诊断的研制工作和初步实验结果。本诊断探测器采用的是有128道探测通道的S8550APD相机,以水平方向16道极向8道的矩形方式排列。通过一套中心波长为659.33 nm,半高宽为1.59 nm的带通...
关键词：实验超导托卡马克 束发射光谱诊断 二维密度涨落 L-H转换 
Effect of resonant magnetic perturbation on boundary plasma turbulence and transport on J-TEXT tokamak
《Plasma Science and Technology》2019年第12期13-19,共7页Ting WU Lin NIE Min XU Jie YANG Zhipeng CHEN Yuejiang SHI Nengchao WANG Da LI Rui KE Yi YU Shaobo GONG Ting LONG Yihang CHEN Bing LIU J-TEXT Team 
supported by the National Key Research & Development Programme of China (No. 2018YFE0309100, 2017YFE0301201);National Natural Science Foundation of China (Nos. 11875124, U1867222, 11575055, 11705052 & 11705151);the National Magnetic Confinement Fusion Science Programme of China (Nos. 2015GB120002, 2015GB11101 & 2015GB104000)
The effect of resonant magnetic perturbation(RMP) on boundary turbulence and transport in J-TEXT plasma is experimentally investigated.Edge plasma fluctuations in discharges with and without the(m/n=3/1) RMP currents ...
关键词：RMP TURBULENT transport BLOB 
后情感主义视域下口述影像的符际翻译策略
《新闻世界》2025年第2期46-49,共4页强海峰 龚少博 
雅克布森在三重二元对立的译域观中指出,非语言符号与语言符号之间的转换为符际翻译。在影像艺术中,充斥着大量的符号,而盲人受众是无法接收到其中视觉信息的,因此口述影像服务应运而生。由于影片时长是有限的,盲人所接收的信息也要契...
关键词：口述影像 符际翻译 后情感主义 口语传播 视障服务 
高功率微波与大气等离子体相互作用研究被引量：2
《核聚变与等离子体物理》2022年第S01期170-174,共5页王华杰 马喆 龚少博 周洁 姜来 朱云亮 肖晨宇 许敏 
国家重点研发计划(2018YFE0303100,2018YFE0309103);自然科学基金(11875124,U1867222,11705052,11905051)。
研究了高功率微波持续击穿大气产生等离子体的演化过程,给出了微波干扰给定等离子体形成黑障效应的结果。
关键词：高功率微波 等离子体壳层 等离子体演化 
HL-2A装置中性束发射光谱诊断系统的研制与测试被引量：1
《核聚变与等离子体物理》2020年第3期200-207,共8页吴一帆 余羿 柯锐 许敏 聂林 吴婷 孙爱萍 兰涛 袁博达 刘灏 龚少博 龙婷 段旭如 叶民友 HL-2A团队 
国家重点研发计划专项(2017YFE0300405);国家磁约束核聚变能发展研究专项(2015GB120002,2015GB104000);国家自然科学基金(11875124,U1867222,11575055,11705052)。
在HL-2A装置上完成了一套32通道束发射诊断系统(BES),可对径向r=12~44cm,极向-7.5^+7.5cm二维空间范围内的长波长(k⊥ρi<1)电子密度扰动信息进行测量,其时间分辨率达到0.5μs,空间分辨率1~2cm。系统由内置于真空室的非对称镜头组、传...
关键词：HL-2A装置 束发射光谱 密度涨落 二维湍流测量 
Progress of plasma density fluctuation measurements with phase contrast imaging on HL-2A tokamak被引量：1
《Plasma Science and Technology》2019年第8期5-11,共7页Shaobo GONG Yi YU MinXU Aiping SUN Tao LAN Lin NIE Rui KE Ting LONG Hao LIU, YifanWU Boda YUAN Huajie WANG Jinbang YUAN Zhongbing SHI Wulv ZHONG Shifeng MAO Minyou YE andXuru DUAN 
supported by the National Key Research and Development Program of China (No.2017YFE0300405);National Natural Science Foundation of China (Nos.11875124, 11705052, 11575055 and 11611130164);the National Magnetic Confinement Fusion Science Program of China (No.2015GB120002)
A CO2 laser-based phase contrast imaging(PCI) diagnostic has been developed on HL-2A tokamak.It can detect line integrated plasma density fluctuations by measuring the phase shift of laser beam after being scattered b...
关键词：PHASE CONTRAST imaging PHASE SHIFT density FLUCTUATION TURBULENCE 
Observation of blobs using a gas puff imaging diagnostic on the HL-2A tokamak被引量：1
《Plasma Science and Technology》2019年第8期12-17,共6页Jinbang YUAN Boda YUAN Min XU Yi YU Lin NIE Rui KE Zhanhui WANG Shaobo GONG Ting WU Yifan WU Ting LONG Huajie WANG Hao LIU andWei YUE 
supported by the National Key Research and Development Program of China (No.2017YFE0300405);National Natural Science Foundation of China (Nos.11575055, 11705052, 11875124, 11475058, and 11475056);the National Key Research and Development Program of China (Nos.2017YFE0301201, 2018YFE0303102, 2018YFE0309103);the Chinese National Fusion Project for ITER (No.2015GB104000)
A gas puff imaging(GPI) diagnostic has been developed and applied to measure edge plasma turbulence on the HL-2A tokamak.The principle and experimental setup of GPI are described.GPI is applied to investigate blobs in...
关键词：GAS PUFF IMAGING DIAGNOSTIC statistical characterization BLOB motions 
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