Effects of In-situ Stress on Thickness of Disc in Core Discing

Effects of In-situ Stress on Thickness of Disc in Core Discing by Noriyuki KAGAa, Koji MATSUKIb and Kiyotoshi SAKAGUCHIc a. Graduate student, Tohoku University, Sendai 980-8579, Japan b. Professor, Department of Geosicence and Technology, Graduate School of Engineering, Tohoku University c. Assistant Professor, Department of Geoscience and Technology, Graduate school of Engineering, Tohoku University