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2005 year, number 4

APPROXIMATION OF ELECTROMAGNETIC FIELD FROM A MAGNETIC DIPOLE IN A LAYERED MEDIUM AT SMALL WAVE NUMBERS

A.I. Fedorov and M.I. Epov
Institute of Geophysics, Siberian Branch of the RAS, 3 prosp. Akad. Koptyuga, Novosibirsk, 630090, Russia
Keywords: Quasi-steady-state approximation, electromagnetic field, layered medium, wave number
Pages: 428-436

Abstract

A new analytical solution for approximate integral functions that describe the electromagnetic field from dipole sources in layered conducting media at small wave numbers is applied to a three-coil loop in a medium with a single interface.