# Current drive via magnetohydrodynamic helicity waves in a nonuniform plasma

## Related Articles

- Absolute and convective instabilities of parallel propagating circularly polarized AlfvÃ©n waves: Decay instability. Ruderman, M. S.; Simpson, D. // Physics of Plasmas;Sep2004, Vol. 11 Issue 9, p4178
The absolute and convective instabilities of circularly polarized AlfvÃ©n waves propagating along an ambient magnetic field are studied. The approximation of ideal magnetohydrodynamics is used. The analysis is restricted to the decay instability that occurs when the sound speed is smaller than...

- Generation of magnetoacoustic zonal flows by AlfvÃ©n waves in a rotating plasma. Mikhailovskii, A. B.; Lominadze, J. G.; Churikov, A. P.; Erokhin, N. N.; Tsypin, V. S.; Smolyakov, A. I.; Galvão, R. M. O. // Physics of Plasmas;Aug2007, Vol. 14 Issue 8, p082302
Analytical theory of nonlinear generation of magnetoacoustic zonal flows in a rotating plasma is developed. As the primary modes causing such a generation, a totality of the AlfvÃ©n waves are considered, along with the kinetic, inertial, and rotational. It is shown that in all these cases of...

- Nonlinear hydromagnetic waves in a cylindrical current-carrying plasma. II. Exact helically symmetric solutions. Hamabata, Hiromitsu // Physics of Fluids B: Plasma Physics;Dec90, Vol. 2 Issue 12, p2995
Exact wave solutions of the nonlinear magnetohydrodynamic equations for a highly conducting incompressible fluid within an axisymmetric container are obtained for the case when the physical quantities are helically symmetric in cylindrical coordinates. The solutions represent the waves...

- Computer simulation of a magnetohydrodynamic dynamo. II. Kageyama, Akira; Sato, Tetsuya // Physics of Plasmas;May95, Vol. 2 Issue 5, p1421
Describes a computer simulation of a magnetohydrodynamic dynamo in a rapidly rotating spherical shell. Influence of resistivity on total magnetic energy and total kinetic energy of convection motion; Comparison of the two ways in which the magnetic field is organized.

- AlfvÃ©n wave heating of low-beta, nonaxisymmetric, toroidal plasmas. Tataronis, J. A.; Lewis, H. R. // Physics of Fluids (00319171);Jan86, Vol. 29 Issue 1, p167
Solutions of the AlfvÃ©n wave continuum equation for a pressureless, magnetohydrodynamic plasma in nonaxisymmetric, toroidal geometry are presented. The analysis is based on the Hamiltonian form of the continuum equation along lines of force of the equilibrium magnetic field. Canonical...

- Comments on â€˜â€˜A fluid theory of ion collection by probes in strong magnetic fields with plasma flowâ€™â€™ [Phys. Fluids 30, 3777 (1987)]. Stangeby, P. C. // Physics of Fluids (00319171);Sep88, Vol. 31 Issue 9, p2726
In a recently published probe theory Hutchinson argues that the cross-field viscosity coefficient nâŠ¥â‰ŠÏDâŠ¥, where Ï is the mass density and DâŠ¥ is the diffusion coefficient. This argument is questioned.

- High Î² relaxed states with internal conductor plasma configuration. Iqbal, M.; Mirza, A. M.; Murtaza, G.; Yoshida, Z. // Physics of Plasmas;May2001, Vol. 8 Issue 5, p1559
In a two-fluid dissipationless plasma, strong coupling of magnetic field and flow velocity introduced by the Hall term leads to the equilibrium solution characterized by the â€œdouble curl Beltrami equation.â€ Internal conductor plasma configuration is investigated employing the double...

- Tearing stability of the two-dimensional magnetotail. Harrold, B. G.; Battacharjee, A.; Xiaogang Wang // Physics of Plasmas;Oct95, Vol. 2 Issue 10, p3857
Demonstrates how the linearized incompressible magnetohydrodynamic equations that include a generalized Ohm's law are solved for tearing eigenmodes of a plasma sheet with a normal magnetic field. Calculation of growth rates using a generalized Ohm's law that includes collisional resistivity and...

- Computer simulation of AlfvÃ©n wave heating. Geary, J. L.; Leboeuf, J.-N.; Tajima, T. // Physics of Fluids B: Plasma Physics;Apr90, Vol. 2 Issue 4, p773
A particle simulation study of shear AlfvÃ©n wave resonance heating is presented. A particle simulation model has been developed for this application that incorporates Darwinâ€™s formulation of the electromagnetic fields with a guiding center approximation for electron motion...