Modeling of CollisionsGauthier-Villars, 1998 - 222 من الصفحات |
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الصفحة 16
... mass density p , the mass concentrations ca and the mean velocity u of the plasma ( electron mass is neglected ) : p = Σmana , ca = = Σma ? mana ρ Σ ca Ca = 1 , u = - Σ manaua = ΣCalla a a a ( 1-20 ) The different ion species continuity ...
... mass density p , the mass concentrations ca and the mean velocity u of the plasma ( electron mass is neglected ) : p = Σmana , ca = = Σma ? mana ρ Σ ca Ca = 1 , u = - Σ manaua = ΣCalla a a a ( 1-20 ) The different ion species continuity ...
الصفحة 32
... mass ratio The large mass ratio case is always present , since me / m ; ≤ 1/1836 . Ion masses also can be very different , up to 1 to 238 . Ions are not infinitely heavy We already met two cases where m。/m ; or √me / m ; terms could ...
... mass ratio The large mass ratio case is always present , since me / m ; ≤ 1/1836 . Ion masses also can be very different , up to 1 to 238 . Ions are not infinitely heavy We already met two cases where m。/m ; or √me / m ; terms could ...
الصفحة 73
... mass ions Let's consider ionic species a , b , ... with equal masses , or at least very close ones . For a first order perturbation calculation , we put in addition that temperatures are equal . Let m ; and T ; be these common values ...
... mass ions Let's consider ionic species a , b , ... with equal masses , or at least very close ones . For a first order perturbation calculation , we put in addition that temperatures are equal . Let m ; and T ; be these common values ...
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appear approximation assumed atomic average Boltzmann Equation calculation chapter charge classical close collision frequencies collision terms collisional computed conservation consider correct Coulomb logarithms coupled defined density depend developed diffusion distribution function effect electrons energy equal equilibrium estimate existence expressions finally fluid flux formula frame given gives heat heavy hydrodynamic integrals interaction ion species ionic kinetic light limit linear mass Maxwellian mean mean velocity momentum multi-fluid neutral Note numerical obtained operator parameter particle particular perturbation perturbation equations Phys physics plasma pressure problem properties quantities quantum quantum mechanical reduced reference relations relative satisfies scalar single solution solved temperature tensor theory thermal transport coefficients transport equations vector αβ Μα