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:<math>\nu* \propto \nu_{ii}</math> | :<math>\nu* \propto \nu_{ii}</math> | ||
Here, ρ<sub>i</sub> is the ion Larmor radius and ν<sub>ii</sub> the ion-ion collision frequency. Also see [[Beta|beta]]. | Here, ρ<sub>i</sub> is the ion [[Larmor radius]] and ν<sub>ii</sub> the ion-ion collision frequency. Also see [[Beta|beta]]. | ||
In dimensionless form, the diffusivities can be written as: | In dimensionless form, the diffusivities can be written as: |