Marangoni number

The Marangoni number (Mg) is a dimensionless parameter in the field of fluid mechanics. It is named in honor of the Italian physicist Carlo Marangoni. The Marangonizahl is a measure of the strength of the capillary convection.

  • : Surface tension ( N / m)
  • : Characteristic length (m)
  • : Thermal diffusivity (thermal diffusivity ), ( m / s)
  • - Dynamic viscosity (kg / (s · m)),
  • : Temperature difference
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