Estimation of Water Saturation in Shale Formation Using In Situ Multifrequency Dielectric Permittivity

Figure 1

Comparison of different polarization types: (1) ionic contributions (a d), (2) dipolar polarization (b e), and (3) interfacial polarization (c f). The interfacial polarization (f) is the most common type in the rock consisting of matrix and fluids.

(a) [Electronic ()]

(b) [Orientational ()]

(c) [Interfacial ()]

(d) [Electronic ()]

(e) [Orientational ()]

(f) [Interfacial ()]