Unveiling the rheological control of magmatic systems on volcano deformation: the interplay of poroviscoelastic magma‐mush and thermo‐viscoelastic crust

R Alshembari, J Hickey, BJ Williamson… - … Research: Solid Earth, 2023 - Wiley Online Library
Understanding the mechanical evolution of magmatic systems requires careful assessment
of their rheological characteristics, particularly in light of the growing evidence that magma …

[HTML][HTML] Declining magma supply to a poroelastic magma mush explains long-term deformation at Soufrière Hills Volcano

R Alshembari, J Hickey, K Pascal, R Syers - Earth and Planetary Science …, 2024 - Elsevier
Volcano deformation studies traditionally consider melt-dominated magma reservoirs, often
overlooking the significant role of poroelastic mush in modifying surface deformation. Here …

Exploring the impact of thermally controlled crustal viscosity on volcanic ground deformation

M Head, J Hickey, J Gottsmann… - Journal of Geophysical …, 2021 - Wiley Online Library
Volcanoes undergoing unrest often produce displacements at the ground surface, providing
an important window to interpret the dynamics of the underlying magmatic system. The …

The influence of using a seismically inferred magma reservoir geometry in a volcano deformation model for Soufrière Hills Volcano, Montserrat

J Dibben, J Hickey, K Pascal… - Journal of Geophysical …, 2024 - Wiley Online Library
Volcano deformation models contribute to hazard assessment by simulating magma system
dynamics. Traditional magma reservoir pressure source shape assumptions often fail to …

Topographical effects on volcano deformation signal intensity: Implications for GPS network configuration

J Hickey, K Pascal, R Syers… - Geophysical Research …, 2024 - Wiley Online Library
Volcano GPS networks can capture vital information during volcanic unrest to aid with
hazard assessment and eruption forecasting, but can be hindered by their discrete point …

Influence of a low viscosity zone on the evolution of post-eruption deformation: A case study of the crustal deformation of Aira Caldera after the 1914 eruption of …

T Yamasaki, F Sigmundsson, T Tameguri… - Journal of Volcanology …, 2023 - Elsevier
Spatial viscosity variations in the crust can be inferred from geophysical imaging and may be
essential for interpreting volcano deformations that show more complex behaviours than …

[PDF][PDF] Pressurization process of shallow magma reservoir of Stromboli volcano (Italy) as inferred from analyses of ground deformation associated with different-type …

A Ishikawa - tohoku.repo.nii.ac.jp
The mechanism of volcanic eruptions has been studied by multidisciplinary approaches to
interpreting complex and various physical processes of volcanic phenomena such as …