Abstract
In general, the twofold presence of a movable charge distributed with density ρ (Cm-3) and an impressed current density \(\overline{J}_{0}\) (A m−2) variable with time gives origin to the electromagnetic field.
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References
Di Barba P, Savini A, Wiak S (2008) Field models in electricity and magnetism. Springer, Berlin, Germany
Simonyi K (1963) Foundations of electrical engineering: fields, networks, waves. Pergamon
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Di Barba, P., Wiak, S. (2020). From Fields to Circuits. In: MEMS: Field Models and Optimal Design. Lecture Notes in Electrical Engineering, vol 573 . Springer, Cham. https://doi.org/10.1007/978-3-030-21496-8_6
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DOI: https://doi.org/10.1007/978-3-030-21496-8_6
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