Density and Bulk Sound Velocity Profiles of the Bottom Lower Mantle

来源 :第26届国际高压科学技术大会、第8届亚洲高压科技学术会议暨第19届中国高压科学技术会议(The 26th Interna | 被引量 : 0次 | 上传用户:csy355
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  The bottom of the lower mantle exhibits complex velocity structures.Seismic studies observed two large low shear velocity provinces(LLSVPs)beneath Pacific ocean and Africa which originate from the coremantle boundary(CMB)and develop 500-1000 km above.
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