simpeg.electromagnetics.utils.k#

simpeg.electromagnetics.utils.k(frequency, sigma, mu=1.25663706127e-06, eps=8.8541878188e-12)[source]#

Wavenumber for EM waves in homogeneous media

See eq 1.47 - 1.49 in Ward and Hohmann

Parameters:

frequencyfloat or numpy.ndarray

Frequencies in Hz

sigmafloat

Electrical conductivity in S/m

mufloat, default: $4\pi \times {10}^{-7}$ H/m

Magnetic permeability in H/m

epsfloat, default: 8.8541878128 $\times 1{-}^{-12}$ F/m

Dielectric permittivity in F/m

Returns:

complex or numpy.ndarray

Wavenumbers at all input frequencies