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Seismograms Derived from Unsteady Conduit Flow Models for Vulcanian Eruptions
UNDERSTANDING VOLCANIC AND VOLCANOTECTONIC PROCESSES VI ORAL
volcanology, geochemistry and petrology | 13 december 2024
Mario Z. Ruiz, Fredric Lam, Eric M. Dunham, Qing J...
Vulcanian eruptions are discrete, short-lived, violent eruptions characterized by the sudden destruction of a volcanic plug that caps the upper condui...
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Non-symmetric seismic moment tensors and seismic torques: Theory and application to caldera collapse earthquakes at Kīlauea Volcano in 2018
RECENT ADVANCES IN KINEMATIC AND DYNAMIC SOURCE MODELING I POSTER
seismology | 12 december 2024
Taiyi Wang, Eric M. Dunham
Unsteady subsurface magma movement radiates seismic waves that encode source dynamics. Kinematic source inversions are widely used to determine equiva...
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Fault valve instability: a mechanism for slow slip events
SLOW-TO-FAST EARTHQUAKES FROM SHALLOW TO DEEP: MULTISCALE RHEOLOGY OF PLATE BOUNDARY FAULTS I POSTER
seismology | 11 december 2024
So Ozawa, Yuyun Yang, Eric M. Dunham
Geophysical and geological studies provide evidence for cyclic changes in fault-zone pore fluid pressure that synchronize with or at least modulate se...
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Modeling seismic signals from turbulence in hurricane landfalls: Integrating seismic, pressure, and dropsonde data with Large-Eddy Simulation (LES)
ENVIRONMENTAL SEISMOLOGY: A GEOPHYSICAL TOOL TO STUDY SURFACE AND NEAR-SURFACE PROCESSES IV POSTER
seismology | 10 december 2024
Qing Ji, Eric M. Dunham, Ipshita Dey
Hurricane landfalls contribute to strong seismic signals from turbulent atmospheric pressure fluctuations, typically with periods ~ 20 - 100 s, while ...
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Explosive Submarine Eruption Models with Magma-Water Interaction: Application to the 2022 Hunga Volcano Eruption
SUBMARINE TO EMERGENT VOLCANISM: ADVANCES IN OBSERVATIONS, METHODS, AND SURVEYING I ORAL
volcanology, geochemistry and petrology | 10 december 2024
Fredric Lam, Eric M. Dunham
Submarine eruptions exhibit a wide range of explosivity, from small eruptions that fail to breach the water surface to the powerful 2021-2022 series o...
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Fault‐Valve Instability: A Mechanism for Slow Slip Events
JOURNAL OF GEOPHYSICAL RESEARCH: SOLID EARTH
18 october 2024
So Ozawa, Yuyun Yang, Eric M. Dunham
Geophysical and geological studies provide evidence for cyclic changes in fault‐zone pore fluid pressure that synchronize with or at least modulate sl...
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Dynamic Rupture Simulations of Caldera Collapse Earthquakes: Effects of Wave Radiation, Magma Viscosity, and Evidence of Complex Nucleation at Kı̄lauea 2018
JOURNAL OF GEOPHYSICAL RESEARCH: SOLID EARTH
03 april 2024
Taiyi Wang, Eric M. Dunham, Lukas Krenz, Lauren S....
All instrumented basaltic caldera collapses have generated Mw > 5 very long period earthquakes. However, previous studies of source dy...
Seismic Analysis of the Nord Stream Underwater Explosions
ADVANCEMENTS IN FORENSIC SEISMOLOGY TO IMPROVE MONITORING CAPABILITIES I ORAL
seismology | 15 december 2023
Björn Lund, Gunnar A. Eggertsson, Peter Schmidt, M...
On 26 September 2022 the seismic networks in northern Europe detected two seismic events near the Danish island of Bornholm in the Baltic Sea. Soon af...
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