Electromagnetic Fields For Hertzian Dipoles

field type

electric field

magnetic field

energy density & Poynting vector

dipole moment

p

0

(nC·m)

0.1

1.

10.

100.

frequency f (MHz)

100

phase: ω t (degrees)

90

This Demonstration shows the electromagnetic fields for an electric dipole or a Hertzian dipole, the electric and magnetic fields, the associated energy densities, and the Poynting vector distributions. You can vary the dipole moment, frequency, and time for either a DC or static dipole field.