报告地点:Zoom(ID:724-620-904)
报告时间:星期五,2020-05-29 15:00 - 16:30
报告人:陈建业
报告人简介:
Education Experience PhD (2011/10 –2015/3): Utrecht University, the Netherlands (promoter: Prof. Chris Spiers). A joint PhD degree was defended in the Institute of Geology, China Earthquake Administration (CEA, promoter: Prof. Xiaosong Yang). Graduate (2006/9 – 2009/6): Institute of Geology, CEA, Beijing, China. Major in structure geology, working on rock properties under high temperatures and pressures. Average score is 82 /100. Undergraduate (2002/9 – 2006/6): Faculty of Geosciences, Chi
报告题目:地震过程中断层的水会汽化吗?(Are faults inevitably steaming during earthquake?)
大地震通常以米/秒的速率产生数米-十米的位移。巨大能量的输入导致岩石产生系列物理化学现象,如熔融、分解、重结晶等。地震断层通常充满水,地震过程中,断层中的水会如何响应,又会产生什么效应? 本工作通过独特的物理实验对该过程进行了诠释。其认识对理解大地震的破裂过程,尤其是地震拓展到浅部1-2公里后的表现,有重要启示。