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Open AccessExperimental investigation on the triaxial unloading mechanical characteristics of sandstone immersed in different brines
In this study, the stress–strain curves of sandstone soaked in 5% NaCl and 5% K2SO4 solutions under different loading and unloading paths were obtained by carrying out different paths of unloading confining press...
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Permeability Evolution Characteristics of Intact and Fractured Shale Specimens
The permeability of shale reservoirs is an important parameter in evaluating the feasibility of shale gas commercial exploitation. The influence of structural anisotropy, bedding planes, and effective stress i...
