Poynting-vector meaning

The vector obtained in the direction of a right-hand screw from the cross product (vector product) of the electric field vector rotated into the magnetic field vector of an electromagnetic wave. Note: The Poynting vector, with transmission media parameters and constants, gives the irradiance and direction of propagation of the electromagnetic wave. Mathematically: P = E × H.
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Origin of poynting-vector

  • After English physicist John Henry Poynting.

    From Wiktionary