Understanding the Adjoint Method in Seismology: Theory and Implementation in the Time Domain
R Abreu - Surveys in Geophysics, 2024 - Springer
The adjoint method is a popular method used for seismic (full-waveform) inversion today.
The method is considered to give more realistic and detailed images of the interior of the …
The method is considered to give more realistic and detailed images of the interior of the …
[HTML][HTML] Compressional and shear wave velocities of Fe-bearing silicate post-perovskite in Earth's lowermost mantle
The bridgmanite (Bgm) to silicate post-perovskite (PPv) phase transition is believed to be the
main cause for the distinct seismic features observed in the D''layer, the lowermost region of …
main cause for the distinct seismic features observed in the D''layer, the lowermost region of …
Toward consistent seismological models of the core–mantle boundary landscape
P Koelemeijer - Mantle convection and surface expressions, 2021 - Wiley Online Library
The dynamic topography of the core‐mantle boundary (CMB) provides important constraints
on dynamic processes in the mantle and core. However, inferences on CMB topography are …
on dynamic processes in the mantle and core. However, inferences on CMB topography are …
Identification of Rare Multiple Core‐Mantle Boundary Reflections PmKP Up To P7KP With Deep Learning
The core‐mantle boundary (CMB) marks the most dramatic changes in physical properties
within the Earth, and plays a critical role in the understanding of the Earth's dynamics. PmKP …
within the Earth, and plays a critical role in the understanding of the Earth's dynamics. PmKP …
Core-mantle boundary topography and its relation to the viscosity structure of the lowermost mantle
BH Heyn, CP Conrad, RG Trønnes - Earth and Planetary Science Letters, 2020 - Elsevier
Two large areas of anomalously low seismic velocities are visible in all tomographic models
of the lowermost mantle. Depending on the density structure of these Large Low Shear …
of the lowermost mantle. Depending on the density structure of these Large Low Shear …
Long‐Wavelength Topography and Multiscale Velocity Heterogeneity at the Core‐Mantle Boundary
The structure of the lowermost mantle and the core‐mantle boundary (CMB) has profound
implications for Earth's evolution and current‐day dynamics. Whilst tomographic studies of …
implications for Earth's evolution and current‐day dynamics. Whilst tomographic studies of …
Visualizing global seismic phases with AlpArray
Seismic wave propagation is intrinsically a process in time and space. Although
seismometers make point measurements only, dense, large‐aperture seismic networks …
seismometers make point measurements only, dense, large‐aperture seismic networks …
An analysis of core–mantle boundary related seismic waves using full-waveform modelling and adjoint methods
The core–mantle boundary (CMB) is the most abrupt internal discontinuity in the Earth,
marking the solid–fluid boundary between mantle and outer core that strongly affects the …
marking the solid–fluid boundary between mantle and outer core that strongly affects the …
Observations of Diffraction Waves Well Beyond Cutoff Distance
The core mantle boundary (CMB) features the most dramatic contrast in the physical
properties within the Earth and plays a fundamental role in the understanding of the dynamic …
properties within the Earth and plays a fundamental role in the understanding of the dynamic …
Tangential stress at the core–mantle interface
D Jault - Geophysical Journal International, 2020 - academic.oup.com
Fluctuations in the rotation rate of the solid Earth over periods from 5 to 100 yr result from
exchanges of angular momentum between the fluid outer core and the solid mantle. The …
exchanges of angular momentum between the fluid outer core and the solid mantle. The …