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    Acoustic Emission Evolution and Hydraulic Fracture Morphology of Changning Shale Stressed to Failure at Different Injection Rates in the Laboratory

    Hydraulic fracturing has been widely used to enhance reservoir permeability during the extraction of shale gas. As one of the external input parameters, injection rate has a significant impact on formation bre...

    Yongfa Zhang, Yu Zhao, Arno Zang, Anfa Long in Rock Mechanics and Rock Engineering (2024)