Experiment to Unearth the Rheological Oceanic Lithosphere-Asthenosphere Boundary

Project Information

EURO-LAB

Grant agreement ID: 638665

DOI

10.3030/638665

Project closed

EC signature date 26 February 2015

Start date 1 April 2016

End date 31 August 2022

Funded under

• EXCELLENT SCIENCE - European Research Council (ERC)

Total cost

€ 1 827 855,00

EU contribution

€ 1 827 855,00

Coordinated by

UNIVERSITY OF SOUTHAMPTON
United Kingdom

CORDIS provides links to public deliverables and publications of HORIZON projects.

Links to deliverables and publications from FP7 projects, as well as links to some specific result types such as dataset and software, are dynamically retrieved from OpenAIRE .

Publications

Peer reviewed articles (46)

Evidence for melt leakage from the Hawaiian plume above the mantle transition zone

Author(s): SaswataHier-Majumder Maxim D.Ballmer Matthew Agius Catherine A Rychert Nicholas Harmon
Published in: Physics of the Earth and Planetary Interiors, Issue 00319201, 2021, ISSN 0031-9201
Publisher: Elsevier BV
DOI: 10.1016/j.pepi.2021.106813

Seismic Discontinuities Across the North American Caribbean Plate Boundary From S-to-P Receiver Functions

Author(s): Daniel Possee, Catherine Rychert, Nicholas Harmon, Derek Keir
Published in: Geochemistry, Geophysics, Geosystems, Issue 15252027, 2022, ISSN 1525-2027
Publisher: Geochemical Society
DOI: 10.1029/2021gc009723

Shear Velocity Inversion Guided by Resistivity Structure From the PI-LAB Experiment for Integrated Estimates of Partial Melt in the Mantle

Author(s): Nicholas Harmon; Shunguo Wang; Catherine A. Rychert; Steven Constable; J. Michael Kendall
Published in: Journal of Geophysical Research, Issue 21699380, 2021, ISSN 2169-9380
Publisher: AGU
DOI: 10.1029/2021jb022202

Evolution of the Oceanic Lithosphere in the Equatorial Atlantic From Rayleigh Wave Tomography, Evidence for Small‐Scale Convection From the PI‐LAB Experiment

Author(s): Nicholas Harmon, Catherine A. Rychert, J. Michael Kendall, Matthew Agius, Petros Bogiatzis, Saikiran Tharimena
Published in: Geochemistry, Geophysics, Geosystems, Issue 21/9, 2020, ISSN 1525-2027
Publisher: Geochemical Society
DOI: 10.1029/2020gc009174

Seafloor sediment thickness beneath the VoiLA broad-band ocean-bottom seismometer deployment in the Lesser Antilles from P-to-S delay times

Author(s): Ben Chichester, Catherine Rychert, Nicholas Harmon, Robert Allen, Jenny Collier, Tim Henstock, Andreas Rietbrock
Published in: Geophysical Journal International, Issue 223/3, 2020, Page(s) 1758-1768, ISSN 0956-540X
Publisher: Geological Society by Blackwell Scientific
DOI: 10.1093/gji/ggaa360

On‐the‐Fly Full Hessian Kernel Calculations Based upon Seismic‐Wave Simulations

Author(s): Yujiang Xie; Catherine A. Rychert; Nicholas Harmon; Qinya Liu; Dirk Gajewski
Published in: Seismological Research Letters Search Dropdown Menu, 2021, ISSN 0895-0695
Publisher: Seismological Society of America
DOI: 10.1785/0220200410

Back-propagating super-shear rupture in the 2016 M7.1 Romanche transform fault earthquake

Author(s): Hicks, S. P., R. Okuwaki, A. Steinberg, C. A. Rychert, N. Harmon, R. Abercrombie, P. Bogiatzis, D. Schlaphorst, J. Zahradník, J. M. Kendall, Y. Y., Kousuke Shimizu, and H. Sudhaus
Published in: Nature Geoscience, 2020, ISSN 1752-0908
Publisher: Nature
DOI: 10.1038/s41561-020-0619-9

Seismic imaging of a mid-lithospheric discontinuity beneath Ontong Java Plateau

Author(s): SaikiranTharimena Catherine A.Rychert NicholasHarmon
Published in: Earth and Planetary Science Letters, Issue 0012821X, 2016, ISSN 0012-821X
Publisher: Elsevier BV
DOI: 10.1016/j.epsl.2016.06.026

Tidal Triggering of Microseismicity at the Equatorial Mid-Atlantic Ridge, Inferred From the PI-LAB Experiment

Author(s): Konstantinos Michail Leptokaropoulos; Nicholas Harmon; Stephen Hicks; Catherine A. Rychert; D. Schlaphorst; J-Michael Kendall
Published in: Journal of Geophysical Research, Issue 21562202, 2021, ISSN 2156-2202
Publisher: AGU
DOI: 10.1029/2021jb022251

Sediment Characterization at the Equatorial Mid‐Atlantic Ridge From P ‐to‐ S Teleseismic Phase Conversions Recorded on the PI‐LAB Experiment

Author(s): M. R. Agius, N. Harmon, C. A. Rychert, S. Tharimena, J.‐M. Kendall
Published in: Geophysical Research Letters, Issue 45/22, 2018, Page(s) 12,244-12,252, ISSN 0094-8276
Publisher: American Geophysical Union
DOI: 10.1029/2018GL080565

Mapping geologic features onto subducted slabs

Author(s): Nicholas Harmon, Catherine Rychert, Jenny Collier, Tim Henstock, Jeroen van Hunen, Jamie J Wilkinson
Published in: Geophysical Journal International, Issue 219/2, 2019, Page(s) 725-733, ISSN 0956-540X
Publisher: Geological Society by Blackwell Scientific
DOI: 10.1093/gji/ggz290

Upper Mantle Anisotropic Shear Velocity Structure at the Equatorial Mid-Atlantic Ridge Constrained by Rayleigh Wave Group Velocity Analysis From the PI-LAB Experiment

Author(s): Utpal Saikia, Catherine Rychert, Nicholas Harmon, J. M. Kendall
Published in: Geochemistry, Geophysics, Geosystems, Issue 15252027, 2021, ISSN 1525-2027
Publisher: Geochemical Society
DOI: 10.1029/2020gc009495

The Tectonics and Active Faulting of Haiti from Seismicity and Tomography

Author(s): Daniel Possee, Derek Keir, Nicholas Harmon, Catherine Rychert, Frédérique Rolandone, Sylvie Leroy, Jordane Corbeau, Graham Stuart, Eric Calais, Finnigan Illsley‐Kemp, Dominique Boisson, Roberte Momplaisir, Claude Prépetit
Published in: Tectonics, Issue 38/3, 2019, Page(s) 1138-1155, ISSN 0278-7407
Publisher: American Geophysical Union
DOI: 10.1029/2018tc005364

Multiple graph realizations method: improving the accuracy and the efficiency of the shortest pathmethod through random sampling

Author(s): Petros Bogiatzis Catherine A Rychert Nicholas Harmon
Published in: Geophysical Journal International, Issue 0956540X, 2021, ISSN 0956-540X
Publisher: Geological Society by Blackwell Scientific
DOI: 10.1093/gji/ggab247

Seismic Attenuation at the Equatorial Mid-Atlantic Ridge Constrained by Local Rayleigh Wave Analysis From the PI-LAB Experiment

Author(s): Utpal Saikia, Catherine A. Rychert, Nicholas Harmon, J. Michael Kendall
Published in: Geochemistry, Geophysics, Geosystems, Issue 15252027, 2021, ISSN 1525-2027
Publisher: Geochemical Society
DOI: 10.1029/2021gc010085

2‐D Analytical P‐to‐S and S‐to‐P Scattered Wave Finite Frequency Kernels

Author(s): Nicholas Harmon; Catherine A. Rychert; Yujiang Xie; Petros Bogiatzis
Published in: Geochemistry, Geophysics, Geosystems, Issue 1, 2022, ISSN 1525-2027
Publisher: Geochemical Society
DOI: 10.1029/2021gc010290

Fast calculation of spatial sensitivity kernels for scattered waves in arbitrary heterogeneous media using graph theory

Author(s): P Bogiatzis, C A Rychert, N Harmon, Y Xie
Published in: Geophysical Journal International, Issue 0956540X, 2022, ISSN 0956-540X
Publisher: Geological Society by Blackwell Scientific
DOI: 10.1093/gji/ggac078

Using Ambient Noise to Image the Northern East African Rift

Author(s): Emma L. Chambers, Nicholas Harmon, Derek Keir, Catherine A. Rychert
Published in: Geochemistry, Geophysics, Geosystems, Issue 20/4, 2019, Page(s) 2091-2109, ISSN 1525-2027
Publisher: Geochemical Society
DOI: 10.1029/2018gc008129

Tilt Corrections for Normal Mode Observations on Ocean Bottom Seismic Data, an example from the PI-LAB experiment

Author(s): Harmon, N., Laske, G., Crawford, W., & Rychert, C.
Published in: Seismica, Issue 07479239, 2022, ISSN 0747-9239
Publisher: Seismica, McGill Uni
DOI: 10.26443/seismica.v1i1.196

Stacked P-to-S and S-to-P receiver functions determination of crustal thickness, Vp, and Vs: The H-V stacking method

Author(s): Catherine A. Rychert, Nicholas Harmon
Published in: Geophysical Research Letters, Issue 19448007, 2016, ISSN 1944-8007
Publisher: AGU
DOI: 10.1002/2015gl067010

A Lithosphere‐Asthenosphere Boundary and Partial Melt Estimated Using Marine Magnetotelluric Data at the Central Middle Atlantic Ridge

Author(s): Shunguo Wang, Steven Constable, Catherine A. Rychert, Nicholas Harmon
Published in: Geochemistry, Geophysics, Geosystems, Issue 21/9, 2020, ISSN 1525-2027
Publisher: Geochemical Society
DOI: 10.1029/2020gc009177

Variations in melt emplacement beneath the northern East African Rift from radial anisotropy

Author(s): Emma L.Chambers Nicholas Harmon Catherine A. Rychert Derek Keir
Published in: Earth and Planetary Science Letters, Issue 0012821X, 2021, ISSN 0012-821X
Publisher: Elsevier BV
DOI: 10.1016/j.epsl.2021.117150

The Nature of the Lithosphere‐Asthenosphere Boundary

Author(s): Catherine A. Rychert, Nicholas Harmon, Steven Constable, Shunguo Wang
Published in: Journal of Geophysical Research: Solid Earth, Issue 125/10, 2020, ISSN 2169-9313
Publisher: American Geophysical Union
DOI: 10.1029/2018jb016463

Variation in Upper Plate Crustal and Lithospheric Mantle Structure in the Greater and Lesser Antilles From Ambient Noise Tomography

Author(s): D. Schlaphorst, N. Harmon, J. M. Kendall, C. A. Rychert, J. Collier, A. Rietbrock, S. Goes, the VoiLA Team
Published in: Geochemistry, Geophysics, Geosystems, Issue 15252027, 2021, ISSN 1525-2027
Publisher: Geochemical Society
DOI: 10.1029/2021gc009800

Widespread Hydration of the Back Arc and the Link to Variable Hydration of the Incoming Plate in the Lesser Antilles From Rayleigh Wave Imaging

Author(s): Nicholas Harmon, Catherine A. Rychert, Saskia Goes, Benjamin Maunder, Jenny Collier, Timothy Henstock, Lloyd Lynch, Andreas Rietbrock, the VoiLA Working Group
Published in: Geochemistry, Geophysics, Geosystems i, Issue 15252027, 2021, ISSN 1525-2027
Publisher: Geochemical Society
DOI: 10.1029/2021gc009707

Constraints on the anisotropic contributions to velocity discontinuities at ∼60 km depth beneath the Pacific

Author(s): Catherine A. Rychert, Nicholas Harmon
Published in: Geochemistry, Geophysics, Geosystems, Issue 18/8, 2017, Page(s) 2855-2871, ISSN 1525-2027
Publisher: Geochemical Society
DOI: 10.1002/2017GC006850

Imaging Pacific lithosphere seismic discontinuities-Insights from SS precursor modeling

Author(s): Saikiran Tharimena, Catherine Rychert, Nicholas Harmon, Paul White
Published in: Journal of Geophysical Research: Solid Earth, 2017, Page(s) 2131-2152, ISSN 2169-9313
Publisher: AGU
DOI: 10.1002/2016JB013526

Mapping the mantle transition zone beneath Hawaii from Ps receiver functions: Evidence for a hot plume and cold mantle downwellings

Author(s): Matthew R. Agius, Catherine A. Rychert, Nicholas Harmon, Gabi Laske
Published in: Earth and Planetary Science Letters, Issue 474, 2017, Page(s) 226-236, ISSN 0012-821X
Publisher: Elsevier BV
DOI: 10.1016/j.epsl.2017.06.033

A unified continental thickness from seismology and diamonds suggests a melt-defined plate

Author(s): Saikiran Tharimena, Catherine Rychert, Nicholas Harmon
Published in: Science, Issue 357/6351, 2017, Page(s) 580-583, ISSN 0036-8075
Publisher: American Association for the Advancement of Science
DOI: 10.1126/science.aan0741

Predictions and Observations for the Oceanic Lithosphere From S -to- P Receiver Functions and SS Precursors

Author(s): Catherine A. Rychert, Nick Harmon
Published in: Geophysical Research Letters, Issue 45/11, 2018, Page(s) 5398-5406, ISSN 0094-8276
Publisher: American Geophysical Union
DOI: 10.1029/2018GL077675

Scattered wave imaging of the oceanic plate in Cascadia

Author(s): Catherine A. Rychert, Nicholas Harmon, Saikiran Tharimena
Published in: Science Advances, Issue 4/2, 2018, Page(s) eaao1908, ISSN 2375-2548
Publisher: Science Advances
DOI: 10.1126/sciadv.aao1908

Imaging Lithospheric Discontinuities Beneath the Northern East African Rift Using S -to- P Receiver Functions

Author(s): Aude Lavayssière, Catherine Rychert, Nicholas Harmon, Derek Keir, James O. S. Hammond, J.-Michael Kendall, Cécile Doubre, Sylvie Leroy
Published in: Geochemistry, Geophysics, Geosystems, Issue 19/10, 2018, Page(s) 4048-4062, ISSN 1525-2027
Publisher: Geochemical Society
DOI: 10.1029/2018GC007463

Marine Geophysical Investigation of the Chain Fracture Zone in the Equatorial Atlantic from the PI-LAB Experiment

Author(s): Nicholas Harmon, Catherine Rychert, Matthew Agius, Saikiran Tharimena, Tim Le Bas, J. Michael Kendall, Steven Constable
Published in: Journal of Geophysical Research: Solid Earth, 2018, ISSN 2169-9313
Publisher: J Geophysics Res
DOI: 10.1029/2018JB015982

Seismic Imaging of Thickened Lithosphere Resulting From Plume Pulsing Beneath Iceland

Author(s): Catherine A. Rychert, Nicholas Harmon, John J. Armitage
Published in: Geochemistry, Geophysics, Geosystems, Issue 19/6, 2018, Page(s) 1789-1799, ISSN 1525-2027
Publisher: Geochemical Society
DOI: 10.1029/2018GC007501

Seismic Imaging of the North American Midcontinent Rift Using S -to- P Receiver Functions

Author(s): Ben Chichester, Catherine Rychert, Nicholas Harmon, Suzan van der Lee, Andrew Frederiksen, Hao Zhang
Published in: Journal of Geophysical Research: Solid Earth, Issue 123/9, 2018, Page(s) 7791-7805, ISSN 2169-9313
Publisher: Journal of Geophysical Research
DOI: 10.1029/2018JB015771

The Role of Oceanic Transform Faults in Seafloor Spreading: A Global Perspective From Seismic Anisotropy

Author(s): Caroline M. Eakin, Catherine A. Rychert, Nicholas Harmon
Published in: Journal of Geophysical Research: Solid Earth, Issue 123/2, 2018, Page(s) 1736-1751, ISSN 2169-9313
Publisher: J. Geophysics. Res.
DOI: 10.1002/2017JB015176

Sediment Characterization at the Equatorial Mid-Atlantic Ridge From P -to- S Teleseismic Phase Conversions Recorded on the PI-LAB Experiment

Author(s): M. R. Agius, N. Harmon, C. A. Rychert, S. Tharimena, J.-M. Kendall
Published in: Geophysical Research Letters, 2018, ISSN 0094-8276
Publisher: American Geophysical Union
DOI: 10.1029/2018GL080565

A marine magnetotelluric coast effect sensitive to the lithosphere-asthenosphere boundary

Author(s): Wang, S., S. Constable, V. Reyes-Ortega, C. A. Rychert
Published in: Geophys. J. Int, 2019, ISSN 1365-246X
Publisher: Oxford Academic
DOI: 10.1093/gji/ggz202

Source Regions of Infragravity Waves Recorded at the Bottom of the Equatorial Atlantic Ocean, Using OBS of the PI-LAB Experiment

Author(s): P. Bogiatzis; A. Karamitrou; A. Karamitrou; J. Ward Neale; Nicholas Harmon; Catherine A. Rychert; Meric Srokosz
Published in: Journal of Geophysical Research - Oceans, Issue 21699291, 2020, ISSN 2169-9291
Publisher: AGU
DOI: 10.1029/2019jc015430

Imaging the seismic velocity structure of the crust and upper mantle in the northern East African Riftusing Rayleigh wave tomography

Author(s): Emma L Chambers Nicholas Harmon Catherine A Rychert Ryan J Gallacher Derek Keir
Published in: Geophysical Journal Internatinoal, Issue 1365246X, 2022, ISSN 1365-246X
Publisher: Oxford Academic
DOI: 10.1093/gji/ggac156

Spatial Variations in Crustal and Mantle Anisotropy Across the North American‐Caribbean Boundary on Haiti

Author(s): Daniel Possee, Derek Keir, Nicholas Harmon, Catherine Rychert, Caroline Eakin, Frédérique Rolandone, Sylvie Leroy, Jordane Corbeau, Graham Stuart, Dominique Boisson, Roberte Momplaisir, Claude Prépetit
Published in: Journal of Geophysical Research: Solid Earth, Issue 125/6, 2020, ISSN 2169-9313
Publisher: American Geophysical Union
DOI: 10.1029/2019jb018438

A thin mantle transition zone beneath the equatorial Mid-Atlantic Ridge.

Author(s): Matthew R. Agius, Catherine A. Rychert, Nicholas Harmon, Saikiran Tharimena & J.-Michael Kendall
Published in: Nature, Issue 00280836, 2021, ISSN 0028-0836
Publisher: Nature Publishing Group
DOI: 10.1038/s41586-020-03139-x

Joint inversion of teleseismic and ambient noise Rayleigh waves for phase velocity maps, an application to Iceland

Author(s): Nicholas Harmon Catherine A. Rychert
Published in: Journal of Geophysical Research, Issue 21562202, 2016, ISSN 2156-2202
Publisher: AGU
DOI: 10.1002/2016jb012934

A comparison of oceanic and continental mantle lithosphere

Author(s): Karen M. Fischer, Catherine A. Rychert, Colleen A. Dalton, Meghan S. Miller, Caroline Beghein, Derek L. Schutt
Published in: Physics of the Earth and Planetary Interiors, Issue 309, 2020, Page(s) 106600, ISSN 0031-9201
Publisher: Elsevier BV
DOI: 10.1016/j.pepi.2020.106600

Subduction history of the Caribbean from upper-mantle seismic imaging and plate reconstruction

Author(s): Benedikt Braszus, Saskia Goes, Rob Allen, Andreas Rietbrock, Jenny Collier, Nick Harmon, Tim Henstock, Stephen Hicks, Catherine A. Rychert, Ben Maunder, Jeroen van Hunen, Lidong Bie, Jon Blundy, George Cooper, Richard Davy, J. Michael Kendall, Colin Macpherson, Jamie Wilkinson & Marjorie Wilson
Published in: Nature Communications, Issue 20411723, 2021, ISSN 2041-1723
Publisher: Nature Publishing Group
DOI: 10.1038/s41467-021-24413-0

A dynamic lithosphere–asthenosphere boundary near the equatorial Mid-Atlantic Ridge

Author(s): Catherine A. Rychert, Saikiran Tharimena, Nicholas Harmon, Shunguo Wang, Steven Constable, J. Michael Kendall, Petros Bogiatzis, Matthew R. Agius, David Schlaphorst,
Published in: Earth and Planetary Science Letters, 2021, ISSN 0012-821X
Publisher: Elsevier BV
DOI: 10.1016/j.epsl.2021.116949

Monographic books (1)

Seismic Imaging of the Base of the Ocean Plates

Author(s): Catherine A. Rychert, Nick Harmon, Saikiran Tharimena
Published in: Lithospheric Discontinuities, AGU monograph, 2018, Page(s) 71-87
Publisher: John Wiley & Sons, Inc.
DOI: 10.1002/9781119249740.ch4