Changes between Version 5 and Version 6 of ResistiveMhd
- Timestamp:
- 01/04/21 14:49:59 (4 years ago)
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ResistiveMhd
v5 v6 143 143 $L = \frac{5\times 10^4 G}{\sqrt{4\pi} \left ( 1\times 10^{18}\right) \left( 6 \times 10^6 \right) \left ( 5.67956774 \times 10^{-20} \right )} \frac{\mbox{g}^{1/2} \mbox{cm}^{-1/2} \mbox{s}^{-1}}{\mbox{cm}^{-3} \mbox{cm}^1 \mbox{s}^{-1} \mbox{g}^{1/2} \mbox{cm}^{1/2} } = .04 \mbox{cm}$ 144 144 145 If we assume $v = v_{A} = \frac{B}{\sqrt{\rho}}$ then we get 146 147 $L = \frac{\mu^{1/2}}{n^{1/2} e}$ 148 149 and given the definition of the plasma ion frequency 150 151 $\omega_{pi}=\left (\frac{4 \pi n Z^2 e^2}{m_i} \right)^{1/2}$ 145 152 146 153