This protocol is presented to characterize the complex wetting conditions of an opaque porous medium (hydrocarbon reservoir rock) using three-dimensional images obtained by X-ray microtomography at subsurface conditions.
Alhammadi, A. M., AlRatrout, A., Bijeljic, B., Blunt, M. J. Pore-scale Imaging and Characterization of Hydrocarbon Reservoir Rock Wettability at Subsurface Conditions Using X-ray Microtomography. J. Vis. Exp. (140), e57915, doi:10.3791/57915 (2018).