The nucleation phase of the 2009 L’Aquila earthquake: insights from the Shannon entropy of array seismic records

Peidong Shi1, Leonard Seydoux2 and Piero Poli1,3, (1)Université Grenoble Alpes, ISTerre, Grenoble, France, (2)Universite Grenoble Alpes, ISTerre, Grenoble, France, (3)CNRS, Grenoble Cedex 9, France