Upper Mantle Heterogeneities from Active and Passive Seismology

Front Matter....Pages i-xiii
The GEON Centre: 25 Years of Implementation of PNE in Studies of Earth’s Deep Structure....Pages 1-10
Conservation of Lithospheric DSS-Data....Pages 11-31
Major Features of the Mantle Velocity Structure beneath Northern Eurasia from Long-Range Seismic Recordings of Peaceful Nuclear Explosions....Pages 33-50
Evidence for 520-Km Discontinuity....Pages 51-61
Observation of teleseismic P n / S n on super long-range profiles in northern Eurasia and their implications for the structure of the lithosphere....Pages 63-73
Central Siberia Upper Mantle Cross-Section from Deep Seismic Sounding Explosions....Pages 75-87
Eurasian Mantle Structure Derived from the Records of Nuclear Explosions....Pages 89-96
Two Reflectors in the 400 Km Depth Range Revealed from Peaceful Nuclear Explosion Seismic Sections....Pages 97-103
Underground Explosion Seismic Source Function in Various Rock Media as Obtained from PNE Local Data....Pages 105-112
Rock Fracturing Processes Due to Nonlinear Shock Waves in Hot Fluid-Pressurized Domains....Pages 113-121
Problems of Active Seismology....Pages 123-130
The Transition from Cold to Hot Areas of North America Interpreted from Early Rise Seismic Record Sections....Pages 131-138
Heterogeneity of the Uppermost Eurasian Mantle along the DSS Profile “Quartz”, Russia....Pages 139-146
Observation of L g and S Wave Propagation along the Ultra-Long Range Profile “Quartz”, Russia....Pages 147-154
Joint Inversion of Teleseismic Delay Times and Gravity Anomaly Data for Regional Structures....Pages 155-168
Teleseismic Tomography in Sweden-Denmark-Germany, Project TOR....Pages 169-170
The 1995 U.S. Deep Probe Project....Pages 171-171
The Anelasticity of the Earth: How Much do We Know about Q?....Pages 173-186
Three-Dimensional Velocity Structure of the Earth’s Upper Mantle....Pages 187-198
From IASP-91 Global Model to a 3-D Model for CTBT Monitoring....Pages 199-214
Small-Scale Heterogeneities of the Upper Mantle....Pages 215-223
General Features of the Upper Mantle Structure from Seismic Data....Pages 225-236
Lateral Heterogeneity Implications from 2-D Nuclear-Seismic Travel-Time Inversion....Pages 237-248
Density Heterogeneities of the European Upper Mantle Inferred from 3-D Large-Scale Gravity Modelling....Pages 249-256
Surface Wave Tomographic Study of Central Asia Tectonic Regimes....Pages 257-268
Temperature and Dynamics of the Upper Mantle Beneath the French Massif Central....Pages 269-275
The Lithospheric Velocity Structure of Southern Africa....Pages 277-285
Constraints on Crustal and Upper Mantle Structure from Intermediate Period Surface Waves....Pages 287-294
Shallow Continental Lithospheric Mantle Heterogeneity — Petrological Constraints....Pages 295-308
Seismic Anisotropy and Flow in the Mantle....Pages 309-315
Seismic Anisotropy of the Upper Mantle of the Urals....Pages 317-324
Rheological Weakening of Subducted Slabs Due to the Persistence of Metastable Olivine Down to 600 Km Depth....Pages 325-332
The Effects of Subduction Zones on Teleseismic SH Waves: A Numerical Study....Pages 333-341
A Partially Molten Zone beneath the Global 8° Discontinuity at ~100 Km Depth....Pages 343-350
Back Matter....Pages 351-366