Effect of the state of stress in the fracturing and micro-seismic activity of hydraulically-fractured granite

Physics & Astronomy

• granite 91%
• fracturing 85%
• acoustic emission 47%
• hydraulics 23%
• shales 15%
• triaxial stresses 14%
• propagation 13%
• coalescing 10%
• oils 9%
• emerging 9%
• apertures 8%
• cracks 8%
• heat 7%
• defects 6%
• gases 5%

Earth & Environmental Sciences

• seismic activity 69%
• granite 52%
• acoustic emission 42%
• uniaxial test 29%
• experimental study 22%
• effect 15%
• enhanced geothermal system 13%
• fracture initiation 12%
• fracture propagation 11%
• emission data 11%
• coalescence 9%
• hydraulic fracturing 9%
• crack 7%
• shale 7%
• hydraulics 6%
• oil 5%

Chemical Compounds

• Acoustic Emission 100%
• Mining 18%
• Coalescence 18%
• Heat 12%
• Pressure 9%
• Gas 8%