Numerical study of precession of circulating particles in tokamaks

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Numerical study of precession of circulating particles in tokamaks. / Burdo, O. S.; Kolesnichenko, Ya. I.; Sipilä, Seppo; Yakovenko, Yu. V.

julkaisussa: Journal of Plasma Physics, Vuosikerta 77, Nro 4, 08.2011, s. 559-569.

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Burdo, O. S. ; Kolesnichenko, Ya. I. ; Sipilä, Seppo ; Yakovenko, Yu. V. / Numerical study of precession of circulating particles in tokamaks. Julkaisussa: Journal of Plasma Physics. 2011 ; Vuosikerta 77, Nro 4. Sivut 559-569.

Bibtex - Lataa

@article{1b3051eeb34447d7a1714c0fc8ad5c96,
title = "Numerical study of precession of circulating particles in tokamaks",
abstract = "The toroidal precession of circulating particles in tokamaks is studied numerically. The dependence of the precession frequency on the magnetic shear, the elongation of the plasma cross-section, and plasma pressure is investigated. It is concluded that the analytical expressions for the precession frequency by Kolesnichenko et al. (2003 Phys. Plasmas 10, 1449-1457) represent a reasonable approximation for the limit cases of tokamaks with circular cross-section and shearless tokamaks with elliptical cross-section. The precession frequency was calculated for non-circular tokamaks with magnetic shear. Based on the numerical results, an interpolation formula for the precession frequency is proposed.",
keywords = "OSCILLATIONS, IONS",
author = "Burdo, {O. S.} and Kolesnichenko, {Ya. I.} and Seppo Sipil{\"a} and Yakovenko, {Yu. V.}",
year = "2011",
month = "8",
doi = "10.1017/S0022377810000735",
language = "English",
volume = "77",
pages = "559--569",
journal = "Journal of Plasma Physics",
issn = "0022-3778",
publisher = "Cambridge University Press",
number = "4",

}

RIS - Lataa

TY - JOUR

T1 - Numerical study of precession of circulating particles in tokamaks

AU - Burdo, O. S.

AU - Kolesnichenko, Ya. I.

AU - Sipilä, Seppo

AU - Yakovenko, Yu. V.

PY - 2011/8

Y1 - 2011/8

N2 - The toroidal precession of circulating particles in tokamaks is studied numerically. The dependence of the precession frequency on the magnetic shear, the elongation of the plasma cross-section, and plasma pressure is investigated. It is concluded that the analytical expressions for the precession frequency by Kolesnichenko et al. (2003 Phys. Plasmas 10, 1449-1457) represent a reasonable approximation for the limit cases of tokamaks with circular cross-section and shearless tokamaks with elliptical cross-section. The precession frequency was calculated for non-circular tokamaks with magnetic shear. Based on the numerical results, an interpolation formula for the precession frequency is proposed.

AB - The toroidal precession of circulating particles in tokamaks is studied numerically. The dependence of the precession frequency on the magnetic shear, the elongation of the plasma cross-section, and plasma pressure is investigated. It is concluded that the analytical expressions for the precession frequency by Kolesnichenko et al. (2003 Phys. Plasmas 10, 1449-1457) represent a reasonable approximation for the limit cases of tokamaks with circular cross-section and shearless tokamaks with elliptical cross-section. The precession frequency was calculated for non-circular tokamaks with magnetic shear. Based on the numerical results, an interpolation formula for the precession frequency is proposed.

KW - OSCILLATIONS

KW - IONS

U2 - 10.1017/S0022377810000735

DO - 10.1017/S0022377810000735

M3 - Article

VL - 77

SP - 559

EP - 569

JO - Journal of Plasma Physics

JF - Journal of Plasma Physics

SN - 0022-3778

IS - 4

ER -

ID: 6899639