## Advanced Plasma Theory, Volume 25 |

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Page 82

We note that there is no

zero-order v is a constant of the motion. Also the

and cy>fct vanish which corresponds to the fact that for a = 0 .E0 = 0) and E,, ...

We note that there is no

**coefficient**of 3//3v which corresponds to the fact that thezero-order v is a constant of the motion. Also the

**coefficient**of Sf/Zt vanishes if aand cy>fct vanish which corresponds to the fact that for a = 0 .E0 = 0) and E,, ...

Page 101

D Diffusion

Saturation current per unit area. I Saturation current. j Current per unit area. J

Current. k Boltzmann constant. k Direction vector. L Energy loss of the electrode.

m Mass ...

D Diffusion

**coefficient**. e Elementary charge. E Energy. h Plank's constant. iSaturation current per unit area. I Saturation current. j Current per unit area. J

Current. k Boltzmann constant. k Direction vector. L Energy loss of the electrode.

m Mass ...

Page 127

Consequently the electrons leave the discharge at a higher rate approaching the

density must surpass the electron density. The concept of quasi-neutrality fails ...

Consequently the electrons leave the discharge at a higher rate approaching the

**coefficient**Dc. To have equal ion and electron currents Mowing to the wall the iondensity must surpass the electron density. The concept of quasi-neutrality fails ...

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### Contents

LEZIOM | 1 |

carrier mass | 159 |

hydrodynamique au voisinage dun axe magnetique | 214 |

Copyright | |

2 other sections not shown

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### Common terms and phrases

adiabatic invariant amplitude approximation assumed Boltzmann equation boundary conditions boundary layer calculated cathode charge coefficient collision components consider const constant contraction corresponds courbe critère current density Debye length derived differential equations diffusion discharge dispersion relation distribution function double adiabatic theory eigenvalue electric field electromagnetic waves electrons and ions electrostatic emission energy principle equations of motion equilibrium expand experimental finite fluid theory frequency given Hence inertia-limited instability integral interaction ionized Kruskal Kulsrud l'axe magnétique lignes limit linear theory lowest order magnetic field Maxwell's equations mode negative ions nonlinear obtain Ohm's law parameter particle perturbation Phys plasma oscillations Plasma Physics Poisson's equation potential problem produced quantities radial region satisfied saturation current self-adjointness solution solving stabilité stability surface temperature thermal tion transverse wave values vanish variables vector velocity Vlasov equation waves in plasmas zero zero-order