Article ID Journal Published Year Pages File Type
809200 International Journal of Rock Mechanics and Mining Sciences 2013 12 Pages PDF
Abstract

•Crack initiation stress (σci) and crack damage stress (σcd) of the Beishan granite under uniaxial and triaxial compressions are determined.•3D distributions of AE events in the rock samples at different loading stages in the compression tests are obtained.•Methods of indentifying σci and σcd at different confinements are discussed.•Confinement-dependent damage stress characteristics are analyzed.

Related Topics
Physical Sciences and Engineering Earth and Planetary Sciences Geotechnical Engineering and Engineering Geology
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