Transient radon signals driven by fluid pressure pulse, micro-crack closure, and failure during granite deformation experiments

Alexandre Schubnel, Ecole Normale Supérieure/CNRS UMR 8538, Laboratoire de Géologie, Paris, France, Frederic Girault, Institut de Physique du Globe de Paris, Paris, France; Institut de Physique du Globe, Paris, France and Eric Pili, CEA, DAM, DIF, Arpajon, France