... hydraulic fracturing fluid front fluid pressure specimen low injection rate crack coalescence Coalescence flow in porous media Injection Rate fracture prefabricated flaw flaw pressure unit enclosure experiment fluid diffusivity Gonçalves da Silva high injection rate propagation inner tip...

... and propagation of hydraulically-induced fractures under uniaxial and biaxial loading conditions, a very limited number of experimental studies investigate the effect of triaxial loading conditions on fracture initiation and propagation. hydraulic fracturing prefabricated flaw AE event fluid pressure...