基于微米力学实验的页岩I型断裂韧度表征 1)
韩强*†**2)(
),屈展*†**,叶正寅**,董广建††
),屈展*†**,叶正寅**,董广建††
STUDY ON FRACTURE TOUGHNESS OF MODE I OF SHALE BASED ON MICRO-MECHANICAL TEST 1)
Han Qiang*†**2)(),Qu zhan*†**,Ye Zhengyin**,Dong Guangjian††
),Qu zhan*†**,Ye Zhengyin**,Dong Guangjian††
图9. 页岩微米力学测试曲线和压痕表面形貌
Fig. 9. Typical micro-indentation load-depth curve of shale and the surface topography of indentation
