## Proceedings of the International School of Physics "Enrico Fermi.", Volume 25N. Zanichelli, 1953 - Nuclear physics |

### From inside the book

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Page 105

MacKeowns formula is based on the

inertia-limited under the influence of their own space-charge field. The

uncertainty included in the application of this formula to the cathode region of the

arc is small ...

MacKeowns formula is based on the

**assumption**that electrons and ions moveinertia-limited under the influence of their own space-charge field. The

uncertainty included in the application of this formula to the cathode region of the

arc is small ...

Page 160

B,. -. so. B.,0). +. 3. B.,. (U). The following assumptions are made. 1) The

hydromagnetic approximation is

inertia terms are neglected in Ohm's law, (2) ...

B,. -. so. B.,0). +. 3. B.,. (U). The following assumptions are made. 1) The

hydromagnetic approximation is

**assumed**to be valid, and the ion pressure andinertia terms are neglected in Ohm's law, (2) ...

Page 161

Bob so, where 0 is the mass density and g the acceleration due to gravity. (

Allowance for finite viscosity increases the effective mass density and thus

decreases the growth rates somewhat). 4) Perturbations in plasma resistivity are

Bob so, where 0 is the mass density and g the acceleration due to gravity. (

Allowance for finite viscosity increases the effective mass density and thus

decreases the growth rates somewhat). 4) Perturbations in plasma resistivity are

**assumed**to ...### What people are saying - Write a review

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### Contents

LEZIONI | 1 |

carrier mass | 159 |

hydrodynamique au voisinage dun axe magnétique | 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 discharge dispersion relation distribution function dºr eigenvalue electric field electromagnetic waves electrostatic energy principle equations of motion equilibrium exp i(k exp ioctl exp ior experimental finite fluid theory frequency given Hence instability integral interaction ioctl ionized KRUSKAL l'axe magnétique lignes limit lowest order magnetic field Maxwell's equations negative ions nonlinear obtain parameter particle perturbation Phys plasma oscillations Plasma Physics Poisson's equation potential problem quantities radial region satisfied saturation current ſº solution solving stabilité stability surface temperature thermal tion values vanish variables vector velocity voisinage waves in plasmas zero zero-order