An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 2 Search : diffusivity
diffusivity
  پخشندگی، همگر ِ پخش   
paxšandegi, hamgar-e paxš

Fr.: coefficient de diffusion   

1) The ability to permit or undergo diffusion.
2) → magnetic diffusivity.

→ diffusive; → -ity.

magnetic diffusivity
  پخشندگی ِ مغناتیسی   
paxšandegi-ye meqnâtisi

Fr.: diffusivité magnétique   

The → diffusion coefficient for a magnetic field. It is expressed as: η = 1/(μ0σ), where μ0 is the → magnetic permeability and σ the → conductivity.

→ magnetic; → diffusivity.