Zonal Flows and Geodesic Acoustic Mode Oscillations in Tokamaks and Helical Systems

查看全文 作　　者：T. [1]WATARI;Y. [1]HAMADA;A. [1]NISHIZAWA;T. [1]NOTAKE;N. [2]TAKEUCHI 机构地区：[1]National Institute for Fusion Science, 322-6, Oroshi-cho, Toki-city, Gifu, Japan;[2]Ariake National College of Technology 150 Higashihagio-Machi, Omuta Fukuoka, Japan 出　　处：《Plasma Science and Technology》索引2006年第8卷第1期,共5页 基　　金：supported in part by the JSPS-CAS Core University Program in the field of plasma and nuclear fusion 摘　　要：This paper reviews the theoretical foundations of zonal flow,putting emphasis onthe linear response function of plasma to the external flow drive.An extension of the theory ismade in order to apply it to helical systems and to study the properties of the zonal flow in thelow frequency range.Further refinement of the theory is made incorporating the orbital effects ofparticles more precisely,and the role of neoclassical polarization current is identified. 关 键 词：带状流 测绘声学模振荡 托卡马克装置 螺旋体系 有限轨道效应