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Can machine learning reveal precursors of reversals of the geomagnetic axial dipole field?
K. Gwirtz
,
T. Davis
,
M. Morzfeld
,
C. Constable
,
A. Fournier
et al.
Journal articles
insu-03748536v1
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A taxonomy of simulated geomagnetic jerks
Julien Aubert
,
Philip W Livermore
,
Christopher C Finlay
,
Alexandre Fournier
,
Nicolas Gillet
et al.
Journal articles
hal-03719369v1
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An assessment of implicit-explicit time integrators for the pseudo-spectral approximation of Boussinesq thermal convection in an annulus
Venkatesh Gopinath
,
Thomas Gastine
,
Alexandre Fournier
Journal articles
hal-03673292v1
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Sustaining Earth’s magnetic dynamo
Maylis Landeau
,
Alexandre Fournier
,
Henri-Claude Nataf
,
David Cébron
,
Nathanaël Schaeffer
et al.
Journal articles
hal-03623383v1
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Evaluation of candidate models for the 13th generation International Geomagnetic Reference Field
P. Alken
,
Erwan Thébault
,
C. D. Beggan
,
J. Aubert
,
J. Baerenzung
et al.
Journal articles
insu-03584324v1
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Tracing the geomagnetic field intensity variations in Upper Mesopotamia during the Pottery Neolithic to improve ceramic-based chronologies
Y. Gallet
,
A. Fournier
,
P.W. W Livermore
Journal articles
hal-03437412v1
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A secular variation candidate model for IGRF-13 based on Swarm data and ensemble inverse geodynamo modelling
Alexandre Fournier
,
Julien Aubert
,
Vincent Lesur
,
Guillaume Ropp
Journal articles
hal-03142036v1
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International Geomagnetic Reference Field: the thirteenth generation
P Alken
,
E Thébault
,
C D Beggan
,
Hagay Amit
,
J Aubert
et al.
Journal articles
cea-03141089v1
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Can one use Earth's magnetic axial dipole field intensity to predict reversals?
K. Gwirtz
,
M. Morzfeld
,
A. Fournier
,
G. Hulot
Journal articles
insu-03590073v1
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Evaluation of candidate models for the 13th generation International Geomagnetic Reference Field
P. Alken
,
Erwan Thébault
,
C. D. Beggan
,
J. Aubert
,
J. Baerenzung
et al.
Journal articles
insu-04033776v1
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Analyzing the geomagnetic axial dipole field moment over the historical period from new archeointensity results at Bukhara (Uzbekistan, Central Asia)
Marie Troyano
,
Yves Gallet
,
Agnès Genevey
,
Vladimir Pavlov
,
Alexandre Fournier
et al.
Journal articles
hal-03454154v1
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Geomagnetic semblance and dipolar–multipolar transition in top-heavy double-diffusive geodynamo models
Théo Tassin
,
Thomas Gastine
,
Alexandre Fournier
Journal articles
hal-03424106v1
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Tracing the geomagnetic field intensity variations in Upper Mesopotamia during the Pottery Neolithic to improve ceramic-based chronologies
Y Gallet
,
A Fournier
,
P W Livermore
Journal articles
hal-03436220v1
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Archeomagnetic intensity variations during the era of geomagnetic spikes in the Levant
Philip W Livermore
,
Yves Gallet
,
Alexandre Fournier
Journal articles
hal-03444542v1
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Archeomagnetic intensity investigations of French medieval ceramic workshops: Contribution to regional field modeling and archeointensity-based dating
Agnès Genevey
,
Yves Gallet
,
Erwan Thébault
,
Philip W. Livermore
,
Alexandre Fournier
et al.
Journal articles
hal-03284542v1
|
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Physics-based secular variation candidate models for the IGRF
Alexandre Fournier
,
Julien Aubert
,
Vincent Lesur
,
Erwan Thébault
Journal articles
hal-03385990v1
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Dynamo-based limit to the extent of a stable layer atop Earth's core
Thomas Gastine
,
Julien Aubert
,
Alexandre Fournier
Journal articles
insu-02878730v1
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Analysis of geomagnetic field intensity variations in Mesopotamia during the third millennium BC with archeological implications
Yves Gallet
,
Michel Fortin
,
Alexandre Fournier
,
Maxime Le Goff
,
Philip Livermore
et al.
Journal articles
hal-03028425v1
|
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Imprint of magnetic flux expulsion at the core-mantle boundary on geomagnetic field intensity variations
M Troyano
,
A. Fournier
,
Y. Gallet
,
C. Finlay
Journal articles
insu-02878663v1
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Seismic Wave-Based Constraints on Geodynamical Processes: An Application to Partial Melting Beneath the Réunion Island
T. Franken
,
J. J. Armitage
,
N. Fuji
,
A. Fournier
Journal articles
insu-03748813v1
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Refining the high-fidelity archaeointensity curve for western Europe over the past millennium: analysis of Tuscan architectural bricks (Italy)
Agnes Genevey
,
Claudia Principe
,
Yves Gallet
,
Giuseppe Clemente
,
Maxime Le Goff
et al.
Journal articles
hal-03028885v1
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Impact of the Earth’s magnetic field secular drift on the low altitude proton radiation belt from years 1900 to 2050
S. Bourdarie
,
A. Fournier
,
A. Sicard
,
G. Hulot
,
Julien Aubert
et al.
Journal articles
hal-02129936v1
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Ensemble Kalman filter for the reconstruction of the Earth's mantle circulation
Marie Bocher
,
Alexandre Fournier
,
Nicolas Coltice
Journal articles
hal-02358980v1
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Transdimensional inference of archeomagnetic intensity change
Philip W Livermore
,
Alexandre Fournier
,
Yves Gallet
,
Thomas Bodin
Journal articles
insu-02303785v1
|
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Coarse predictions of dipole reversals by low-dimensional modeling and data assimilation
Matthias Morzfeld
,
Alexandre Fournier
,
Gauthier Hulot
Journal articles
insu-03748879v1
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A particle-in-cell method for studying double-diffusive convection in the liquid layers of planetary interiors
Mathieu Bouffard
,
Stéphane Labrosse
,
Gael Choblet
,
Alexandre Fournier
,
Julien Aubert
et al.
Journal articles
hal-02329268v1
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Spherical convective dynamos in the rapidly rotating asymptotic regime
Julien Aubert
,
Thomas Gastine
,
Alexandre Fournier
Journal articles
insu-02918361v1
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Turbulent geodynamo simulations: a leap towards Earth's core
Nathanaël Schaeffer
,
Dominique Jault
,
Henri-Claude Nataf
,
Alexandre Fournier
Journal articles
insu-01422187v3
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Variational Estimation of the Large-scale Time-dependent Meridional Circulation in the Sun: Proofs of Concept with a Solar Mean Field Dynamo Model
Ching Pui Hung
,
Allan Sacha Brun
,
Alexandre Fournier
,
Laurène Jouve
,
Olivier Talagrand
et al.
Journal articles
cea-02127665v1
|
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Frequency spectrum of the geomagnetic field harmonic coefficients from dynamo simulations
Claire Bouligand
,
Nicolas Gillet
,
Dominique Jault
,
Nathanaël Schaeffer
,
Alexandre Fournier
et al.
Journal articles
hal-01451189v1
|
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Coupled dynamics of Earth's geomagnetic westward drift and inner core super-rotation
Guillaume Pichon
,
Julien Aubert
,
Alexandre Fournier
Journal articles
insu-03581676v1
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Deciphering records of geomagnetic reversals
Jean-Pierre Valet
,
Alexandre Fournier
Journal articles
insu-02400962v1
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Modelling the archaeomagnetic field under spatial constraints from dynamo simulations: a resolution analysis
Sébastien Sanchez
,
A. Fournier
,
J. Aubert
,
E. Cosme
,
Y. Gallet
et al.
Journal articles
insu-01864279v1
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A candidate secular variation model for IGRF-12 based on Swarm data and inverse geodynamo modelling
Alexandre Fournier
,
Julien Aubert
,
Erwan Thebault
Journal articles
insu-02134305v1
|
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International Geomagnetic Reference Field: the 12th generation
Erwan Thébault
,
Christopher C Finlay
,
Ciarán D Beggan
,
Patrick Alken
,
Julien J Aubert
et al.
Journal articles
insu-01412375v1
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Estimating the Deep Solar Meridional Circulation Using Magnetic Observations and a Dynamo Model: A Variational Approach
Ching Pui Hung
,
Laurène Jouve
,
Allan Sacha Brun
,
Alexandre Fournier
,
Olivier Talagrand
et al.
Journal articles
insu-03634043v1
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The impact of geomagnetic spikes on the production rates of cosmogenic 14 C and 10 Be in the Earth's atmosphere
Alexandre Fournier
,
Yves Gallet
,
Ilya Usoskin
,
Philip W Livermore
,
Gennady A Kovaltsov
et al.
Journal articles
insu-01862970v1
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A sequential data assimilation approach for the joint reconstruction of mantle convection and surface tectonics
M Bocher
,
N Coltice
,
Alexandre Fournier
,
Paul J. Tackley
Journal articles
hal-01355793v1
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Core-flow constraints on extreme archeomagnetic intensity changes
Philip W. Livermore
,
Alexandre Fournier
,
Yves Gallet
Journal articles
insu-03581150v1
|
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Hydromagnetic quasi-geostrophic modes in rapidly rotating planetary cores
E. Canet
,
C. C. Finlay
,
A. Fournier
Journal articles
insu-03581131v1
|
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Corrigendum to “Hydromagnetic quasi-geostrophic modes in rapidly rotating planetary cores” [Phys. Earth Planet. Inter. 229 (2014) 1-15]
E. Canet
,
C. C. Finlay
,
A. Fournier
Journal articles
insu-03581096v1
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Bottom-up control of geomagnetic secular variation by the Earth’s inner core
Julien Aubert
,
Christopher C Finlay
,
Alexandre Fournier
Journal articles
insu-02918976v1
|
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An ensemble Kalman filter for the time-dependent analysis of the geomagnetic field
Alexandre Fournier
,
Lars Nerger
,
Julien Aubert
Journal articles
insu-02919123v1
|
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A mean-field Babcock-Leighton solar dynamo model with long-term variability
Sabrina Sanchez
,
Alexandre Fournier
,
Katia J Pinheiro
,
Julien Aubert
Journal articles
insu-02134326v1
|
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The influence of a sloping bottom endwall on the linear stability in the thermally driven baroclinic annulus with a free surface
Thomas von Larcher
,
Alexandre Fournier
,
Rainer Hollerbach
Journal articles
insu-03581783v1
|
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THE PREDICTABILITY OF ADVECTION-DOMINATED FLUX-TRANSPORT SOLAR DYNAMO MODELS
Sabrina Sanchez
,
Alexandre Fournier
,
Julien Aubert
Journal articles
insu-01411576v1
|
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The geomagnetic secular-variation timescale in observations and numerical dynamo models
Florian Lhuillier
,
Alexandre Fournier
,
Gauthier Hulot
,
Julien Aubert
Journal articles
insu-01410184v1
|
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Inferring internal properties of Earth's core dynamics and their evolution from surface observations and a numerical geodynamo model
J. Aubert
,
A. Fournier
Journal articles
insu-03606442v1
|
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Inference on core surface flow from observations and 3-D dynamo modelling
Alexandre Fournier
,
Julien Aubert
,
Erwan Thébault
Journal articles
insu-01308359v1
|
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Fast torsional waves and strong magnetic field within the Earth's core
Nicolas Gillet
,
Dominique Jault
,
Elisabeth Canet
,
Alexandre Fournier
Journal articles
insu-00545040v1
|
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An Introduction to Data Assimilation and Predictability in Geomagnetism
Alexandre Fournier
,
Gauthier Hulot
,
Dominique Jault
,
Weijia Kuang
,
Andrew Tangborn
et al.
Journal articles
insu-00565056v1
|
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Forward and adjoint quasi-geostrophic models of the geomagnetic secular variation
Elisabeth Canet
,
Alexandre Fournier
,
Dominique Jault
Journal articles
hal-00455441v1
|
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A 2-D spectral-element method for computing spherical-earth seismograms—II. Waves in solid–fluid media
Tarje Nissen-Meyer
,
Alexandre Fournier
,
F. A. Dahlen
Journal articles
insu-00354179v1
|
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Energy distribution in nonaxisymmetric magnetic Taylor-Couette flow
M. Gellert
,
G. Rudiger
,
Alexandre Fournier
Journal articles
insu-00346071v1
|
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A case for variational geomagnetic data assimilation: insights from a one-dimensional, nonlinear, and sparsely observed MHD system
A. Fournier
,
C. Eymin
,
T. Alboussière
Nonlinear Processes in Geophysics, 2007, 14 (2), pp.163-180
Journal articles
hal-00331098v1
|
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Spherical Couette flow in a dipolar magnetic field
R. Hollerbach
,
Elisabeth Canet
,
Alexandre Fournier
Journal articles
insu-00346226v1
|
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A two-dimensional spectral-element method for computing spherical-earth seismograms – I. Moment-tensor source
Tarje Nissen-Meyer
,
Alexandre Fournier
,
F.A. Dahlen
Journal articles
insu-00199693v1
|
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A case for variational geomagnetic data assimilation: insights from a one-dimensional, nonlinear, and sparsely observed MHD system
Alexandre Fournier
,
Céline Eymin
,
Thierry Alboussière
Nonlinear Processes in Geophysics, 2007, 14, pp.163-180
Journal articles
hal-00145920v1
|
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Spherical-earth Fréchet sensitivity kernels
Tarje Nissen-Meyer
,
F. A. Dahlen
,
Alexandre Fournier
Journal articles
insu-00347499v1
|
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A Fourier-spectral element algorithm for thermal convection in rotating axisymmetric containers.
Alexandre Fournier
,
H.P. Bunge
,
R. Hollerbach
,
J.P. Vilotte
Journal articles
hal-00109462v1
|
|
Application of the spectral-element method to the axisymmetric Navier-Stokes equation
A. Fournier
,
H. -P. Bunge
,
R. Hollerbach
,
J. -P. Vilotte
Journal articles
insu-03600288v1
|