A decade of lessons learned from the 2011 Tohoku‐Oki earthquake

N Uchida, R Bürgmann - Reviews of Geophysics, 2021 - Wiley Online Library
Abstract The 2011 Mw 9.0 Tohoku‐oki earthquake is one of the world's best‐recorded
ruptures. In the aftermath of this devastating event, it is important to learn from the complete …

History of on-board equipment improvement for GNSS-A observation with focus on observation frequency

T Ishikawa, Y Yokota, S Watanabe… - Frontiers in Earth …, 2020 - frontiersin.org
The Global Navigation Satellite System-Acoustic ranging combination technique (GNSS-A)
is a seafloor geodetic technique that enables precise global seafloor positioning to detect …

Shallow slow slip events along the Nankai Trough detected by GNSS-A

Y Yokota, T Ishikawa - Science Advances, 2020 - science.org
Various slow earthquakes (SEQs), including tremors, very low frequency events, and slow
slip events (SSEs), occur along megathrust zones. In a shallow plate boundary region …

GARPOS: Analysis software for the GNSS‐A seafloor positioning with simultaneous estimation of sound speed structure

S Watanabe, T Ishikawa, Y Yokota… - Frontiers in Earth …, 2020 - frontiersin.org
Global Navigation Satellite System–Acoustic ranging combined seafloor geodetic technique
(GNSS-A) has extended the geodetic observation network into the ocean. The key issue for …

Postseismic geodetic signature of cold forearc mantle in subduction zones

H Luo, K Wang - Nature Geoscience, 2021 - nature.com
A sharp thermal contrast between the cold forearc and the hot arc and backarc is considered
fundamental to various subduction-zone processes. However, direct observational evidence …

Bayesian Inversion for a Stress‐Driven Model of Afterslip and Viscoelastic Relaxation: Method and Application to Postseismic Deformation Following the 2011 MW …

J Fukuda, KM Johnson - Journal of Geophysical Research …, 2021 - Wiley Online Library
Postseismic deformation following great subduction earthquakes is commonly modeled as
the sum of the contributions from afterslip on the megathrust and viscoelastic relaxation of …

Offshore postseismic deformation of the 2011 Tohoku earthquake revisited: Application of an improved GPS‐acoustic positioning method considering horizontal …

C Honsho, M Kido, F Tomita… - Journal of Geophysical …, 2019 - Wiley Online Library
One of the important issues on the GPS‐acoustic (GPS‐A) observation for sea bottom
positioning is how to address the horizontal heterogeneity of the sound speed in oceans …

Finding simplicity in the complexity of postseismic coastal uplift and subsidence following great subduction earthquakes

H Luo, K Wang - Journal of Geophysical Research: Solid Earth, 2022 - Wiley Online Library
Following great subduction earthquakes, postseismic deformation of coastal areas shows
consistent seaward motion but complex vertical deformation. Understanding both the …

Along-arc heterogeneous rheology inferred from post-seismic deformation of the 2011 Tohoku-oki earthquake

S Dhar, J Muto, Y Ito, S Miura… - Geophysical Journal …, 2022 - academic.oup.com
The Japan forearc plays a crucial role in modulating the post-seismic deformation in
response to the enormous stress perturbation induced by the 2011 Tohoku-oki earthquake …

Heterogeneous rheology of Japan subduction zone revealed by postseismic deformation of the 2011 Tohoku-oki earthquake

S Dhar, J Muto, Y Ohta, T Iinuma - Progress in Earth and Planetary Science, 2023 - Springer
The 2011 Tohoku-oki earthquake produced the most well-recorded postseismic deformation
of any megathrust earthquake in the world. Over the last decade, researchers have used a …