Seismic attenuation in the lower mantle beneath Northeast China constrained from short-period reflec

• 作 者: BaoLong Zhang SiDao Ni YuLin C
• 机 构: StateKeyLaboratoryofGeodesyandEarth',sDynamics
• 出 处: 地球与行星物理:英文版
• 发表日期: 2019年6期
• 关键词: seismic attenuation lower MANTLE NORTHEAST China reflected CORE PHASES thermal s
• 基金项目: supported by funding from the National Natural Science Foundation of China (grant no. 41904061),China Postdoctoral Science Foundation (grant no. 2018M640742).

The thermal structure of the lower mantle plays a key role in understanding the dynamic processes of the Earth's evolution and mantle convection.Because intrinsic attenuation in the lower mantle is highly sensitive to temperature,determining of the at