Big data seismology

SJ Arrowsmith, DT Trugman, J MacCarthy… - Reviews of …, 2022 - Wiley Online Library
The discipline of seismology is based on observations of ground motion that are inherently
undersampled in space and time. Our basic understanding of earthquake processes and our …

[HTML][HTML] Seismic imaging of Northwest Pacific and East Asia: New insight into volcanism, seismogenesis and geodynamics

D Zhao - Earth-Science Reviews, 2021 - Elsevier
Recent studies on seismic imaging of the Northwest Pacific and East Asian region are
reviewed. High-resolution tomographic images reveal significant lateral heterogeneities in …

The unusual case of the ultra-deep 2015 Ogasawara earthquake (MW7. 9): Natural time analysis

PA Varotsos, NV Sarlis, ES Skordas, T Nagao… - Europhysics …, 2021 - iopscience.iop.org
On 30 May 2015, a powerful earthquake (EQ)(MW 7.9, Japan Meteorological Agency
reported magnitude M8. 1) struck west of Japan's remote Ogasawara (Bonin) island chain …

[HTML][HTML] Ductile vs. Brittle Strain Localization Induced by the Olivine–Ringwoodite Transformation

J Gasc, B Gardonio, D Deldicque, C Daigre… - Minerals, 2022 - mdpi.com
As it descends into the Earth's mantle, the olivine that constitutes the lithosphere of
subducting slabs transforms to its high-pressure polymorphs, wadsleyite and ringwoodite, in …

Lower Mantle Seismicity Following the 2015 Mw 7.9 Bonin Islands Deep‐Focus Earthquake

E Kiser, H Kehoe, M Chen… - Geophysical Research …, 2021 - Wiley Online Library
Deep‐focus earthquakes provide insight into how subducting slabs deform over a range of
spatial and temporal scales as they descend into the mantle. This study uses a 4D source …

Aftershocks on the Planar Rupture Surface of the Deep‐Focus  7.9 Bonin Islands Earthquake

H Zhang, JE Vidale, W Wang - The Seismic Record, 2025 - pubs.geoscienceworld.org
The largest deep‐focus earthquakes typically occur in isolated settings, making their
aftershock sequences crucial for understanding the interaction between these deep events …

The Order Parameter Fluctuations of Seismicity Are Minimized Before Major Earthquakes

P Varotsos, N Sarlis, E Skordas - Natural Time Analysis: The New View of …, 2023 - Springer
We analyze in natural time the seismic catalog of the Japanese Meteorological Agency by
considering all earthquakes of magnitude M JMA≥ 3.5 from 1 January 1984 to 11 March …