1. Key Laboratory of Active Tectonics and Volcano; Institute of Geology, China Earthquake Administration (CEA); Beijing China
2. Lamont-Doherty Earth Observatory of Columbia University; Palisades New York USA
3. State Key Laboratory of Earthquake Dynamics; Institute of Geology, CEA; Beijing China
4. Laboratory of Ion Beam Physics; ETH; Zurich Switzerland
5. China Earthquake Networks Center; CEA; Beijing China