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Table 1
Definitions of essential variables.
| General dimensionless variables | Magnetic diffusivities | ||
|
|
|||
| Alfvén speed |
|
Anticipated turbulent magnetic diffusivity | ηt0 ≡ urms/ 3kf |
| Forcing wavenumber |
|
Total magnetic diffusivity | ηT = ηt + η |
| Mean velocity |
|
Turbulent magnetic diffusivity from test-field method | ηt ≡ (η11 + η22)/2 |
| Growth rate |
|
Turbulent magnetic diffusivity measured from the growth rate |
|
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