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

### From inside the book

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Page 64

For a simple example of an energy principle consider the one-dimensional

motion of a particle in a potential V: - = 0 , ôa. is the condition for

small motion about

For a simple example of an energy principle consider the one-dimensional

motion of a particle in a potential V: - = 0 , ôa. is the condition for

**equilibrium**. Asmall motion about

**equilibrium**is given by m 62 V If 0° V/6.co is negative the**equilibrium**...Page 138

It is well known that the only true thermodynamic

know on general grounds that any collective motions which do exist, like

microinstabilities, will at least move in the direction of thermodynamic

It is well known that the only true thermodynamic

**equilibrium**of ... However weknow on general grounds that any collective motions which do exist, like

microinstabilities, will at least move in the direction of thermodynamic

**equilibrium**.Page 152

... field strength varying with z. Thus, for the

(4.1) B = B,(1 + ex) and construct arbitrary

the constants of the motion V* and a + V, s2. A particularly simple choice is 7), 3.

... field strength varying with z. Thus, for the

**equilibrium**field, we can take, locally,(4.1) B = B,(1 + ex) and construct arbitrary

**equilibrium**distribution functions fromthe constants of the motion V* and a + V, s2. A particularly simple choice is 7), 3.

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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