Expedition 385 summary

A Teske, D Lizarralde, TW Höfig, IW Aiello… - … Basin Tectonics and …, 2021 - hal.science
1. Abstract International Ocean Discovery Program Expedition 385 drilled organic-rich
sediments and intruded sills in the off-axis region and axial graben of the northern spreading …

The stabilizing effect of high pore-fluid pressure along subduction megathrust faults: Evidence from friction experiments on accretionary sediments from the Nankai …

JD Bedford, DR Faulkner, MJ Allen, T Hirose - Earth and Planetary Science …, 2021 - Elsevier
Pore-fluid pressure is an important parameter in controlling fault mechanics as it lowers the
effective normal stress, allowing fault slip at lower shear stress. It is also thought to influence …

Spatial patterns in frictional behavior of sediments along the Kumano transect in the Nankai Trough

H Okuda, MJ Ikari, A Roesner… - Journal of …, 2021 - Wiley Online Library
Fault slip activity at subduction zones is governed by sediment frictional properties, which in
turn are affected by diagenetic processes. To study the spatial patterns in frictional …

Sediment provenance along the Middle Miocene‐Pleistocene Nankai subduction zone from sediment transport to accretion: Implications for stratigraphy in the …

PH Cornard, HL Dawson… - Geochemistry …, 2024 - Wiley Online Library
Based on U‐Pb dating of zircon crystals and petrographic analysis, this study provides new
insights into the paleogeographic and accretion evolution along SW Japan. Our data are …

Fault strength, healing and stability in the Nankai Trough accretionary prism off Kii Peninsula, Japan, as illustrated by friction experiments on gouge of a cored sample

K Kanagawa, J Fujimori, T Nakanishi, S Sagano… - Tectonophysics, 2024 - Elsevier
In order to investigate fault strength, healing and stability in the Nankai Trough accretionary
prism off Kii Peninsula, Japan, we conducted two series of triaxial friction experiments on …

Effective porosity profile at IODP site C0002 in the heart of the Nankai accretionary prism, and its use for predicting in situ seismic velocities

ML Doan, J Dutilleul, P Henry - Geophysical Research Letters, 2023 - Wiley Online Library
Using logging data and samples collected by the four expeditions of the International Ocean
Discovery Program NanTroSEIZE drilling campaign that occupied Site C0002 in the Nankai …

Multiple Types of Porosity–P‐Wave Velocity Relationships for the Nankai Trough

S Yabe, Y Hamada, M Kitamura… - Journal of …, 2022 - Wiley Online Library
The empirical relationship between the porosity and P‐wave velocity is a useful tool for
probing large‐scale underground physical properties and stress states based on P‐wave …

Depth profile of frictional properties in the inner Nankai accretionary prism using cuttings from IODP Site C0002

R Fujioka, I Katayama, M Kitamura, H Okuda… - Progress in Earth and …, 2022 - Springer
We conduct frictional experiments using cuttings collected at Nankai Trough IODP Site
C0002 over 980.5–3262.5 mbsf (meters below seafloor) depth interval to better understand …

[HTML][HTML] Site C0024

A Yamaguchi, T Hirose, M Ikari… - Proceedings of the …, 2020 - publications.iodp.org
International Ocean Discovery Program (IODP) Site C0024 is located near the deformation
front of the Nankai accretionary prism off the Kii Peninsula. The scientific objective of the …

A new method for the empirical conversion of logging data to clay mineral fraction in the Nankai accretionary prism

S Yabe, R Fukuchi, Y Hamada, G Kimura - Earth, Planets and Space, 2020 - Springer
Sediment lithology, especially the clay mineral fraction, is basic geologic information, which
is important for understanding faulting and evolutionary process of the accretionary prism …