Proceedings of the International School of Physics "Enrico Fermi.", Volume 25N. Zanichelli, 1953 - Nuclear physics |
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Page 102
... cathode region of the glow discharge . There exist certain « critical values » for the pressure ( p ) and the cur- rent ( I ) . With decreasing pressure the extension of the cathode spot of the arc increases gradually . When we reach ...
... cathode region of the glow discharge . There exist certain « critical values » for the pressure ( p ) and the cur- rent ( I ) . With decreasing pressure the extension of the cathode spot of the arc increases gradually . When we reach ...
Page 105
... cathode region of the arc is small since only the cathode drop itself which is sufficiently known enters the formula . MacKeown's law is also plotted in Fig . 3 assuming certain values of the parameters q = je / j + and ß . The ...
... cathode region of the arc is small since only the cathode drop itself which is sufficiently known enters the formula . MacKeown's law is also plotted in Fig . 3 assuming certain values of the parameters q = je / j + and ß . The ...
Page 118
... cathode region the electrons travel back from the cathode through the potential tube of the ions and enter the gas on the « retrograde side » of the cathode spot . Here they produce a new ion cloud by ionization and these ions move back ...
... cathode region the electrons travel back from the cathode through the potential tube of the ions and enter the gas on the « retrograde side » of the cathode spot . Here they produce a new ion cloud by ionization and these ions move back ...
Contents
W B THOMPSON Kinetic theory of plasma | 97 |
Topics in microinstabilities | 137 |
carrier mass | 159 |
Copyright | |
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adiabatic invariant amplitude approximation Boltzmann equation boundary conditions boundary layer calculated cathode coefficient collision components consider constant contraction corresponds courbe critère current density d³k d³v Debye length derived differential equations discharge dispersion relation distribution function eigenvalue electric field electrons and ions electrostatic energy principle equations of motion equilibrium exp[i(k finite fluid theory frequency given Hence instability integral interaction ionized k₁ KRUSKAL l'axe magnétique limit Liouville function lowest order magnetic field Maxwell's equations mode nonlinear obtain Ohm's law P₁ parameter particle périodique perturbation Phys plasma oscillations Plasma Physics Poisson's equation potential problem quantities R₁ region Rendiconti S.I.F. satisfied saturation current solution solving stabilité stability temperature thermal tion v₁ values variables vector velocity x₁ zero zero-order Απ