LIttoral ENvironnement et Sociétés (LIENSs) - UMR 7266

de Viron Olivier

This article is availabie in English

Équipe de rattachement : DPL
Statut : Chercheur
olivier.de_viron*at*univ-lr.fr
Tél. : +33(O)5 46 50 76 34

Enseignant-chercheur, Professeur

La Rochelle Université
Section de Recherche : CNU 35
Institut référent : INSU

Mots clés : Géodésie, système climatique, analyse de données

Thèmes de Recherche.

Estimation de la précision des données géodésiques, séparation des sources dans les données géodésiques :
c’est-à-dire attribuer à chaque cause son effet dans des jeux de données où les effets sont mélangés, impact de la dynamique du climat sur les données de géodésie

Liste des publications :

35 résultats

2022

Article dans une revue

Impact of offsets on assessing the low-frequency stochastic properties of geodetic time series

Kevin Gobron , Paul Rebischung , Olivier de Viron , Alain Demoulin , Michel van Camp

Journal of Geodesy, 2022, 96, ⟨10.1007/s00190-022-01634-9⟩

2021

Article dans une revue

Madden-Julian oscillation winds excite an intraseasonal see-saw of ocean mass that affects Earth’s polar motion

M. Afroosa , B. Rohith , Arya Paul , Fabien Durand , Romain Bourdallé-Badie , P. Sreedevi , Olivier de Viron , Valérie Ballu , S. Shenoi

Communications Earth & Environment, Springer Nature, 2021, 2 (1), ⟨10.1038/s43247-021-00210-x⟩

Influence of aperiodic non-tidal atmospheric and oceanic loading deformations on the stochastic properties of global GNSS vertical land motion time series

Kevin Gobron , Paul Rebischung , Michel van Camp , Alain Demoulin , Olivier Viron , Olivier de Viron

Journal of Geophysical Research : Solid Earth, American Geophysical Union, 2021, 126 (9), ⟨10.1029/2021JB022370⟩

Comparing global seismic tomography models using varimax principal component analysis

Olivier de Viron , Michel van Camp , Alexia Grabkowiak , Ana M G Ferreira

Solid Earth, European Geosciences Union, 2021, 12, pp.1601 - 1634. ⟨10.5194/se-12-1601-2021⟩

2019

Article dans une revue

Assessment of Tide Gauge Biases and Precision by the Combination of Multiple Collocated Time Series

Kevin Gobron , Olivier de Viron , Guy Woppelmann , Etienne Poirier , Valérie Ballu , Michel van Camp

Journal of Atmospheric and Oceanic Technology, American Meteorological Society, 2019, 36 (10), pp.1983-1996. ⟨10.1175/JTECH-D-18-0235.1⟩

Vertical land motion in the Southwest and Central Pacific from available GNSS solutions and implications for relative sea levels

Valérie Ballu , Médéric Gravelle , Guy Woppelmann , Olivier de Viron , Paul Rebischung , Melanie Becker , Pierre Sakic

Geophysical Journal International, Oxford University Press (OUP), 2019, 218, pp.1537 - 1551. ⟨10.1093/gji/ggz247⟩

2018

Article dans une revue

Thermohaline Contribution of the Caspian Sea Water Dynamic

Ayoub Moradi , Olivier de Viron , Laurent Métivier , Saeid Homayouni

Journal of Geography, Environment and Earth Science International, Sciencedomain International, 2018, 17 (3), pp.1-10. ⟨10.9734/JGEESI/2018/44294⟩

2017

Article dans une revue

Geophysics From Terrestrial Time-Variable Gravity Measurements

Michel van Camp , Olivier de Viron , Arnaud Watlet , Bruno Meurers , Olivier Francis , Corentin Caudron

Reviews of Geophysics, American Geophysical Union, 2017, ⟨10.1002/2017RG000566⟩

Atmospheric torques and Earth's rotation: what drove the millisecond-level length-of-day response to the 2015-2016 El Niño?

Sébastien Lambert , Steven L Marcus , Olivier de Viron

Earth System Dynamics, European Geosciences Union, 2017, 8 (4), pp.1009-1017. ⟨10.5194/esd-8-1009-2017⟩

2016

Article dans une revue

Direct measurement of evapotranspiration from a forest using a superconducting gravimeter

Michel van Camp , Olivier de Viron , Gwendoline Pajot-Métivier , Fabien Casenave , Arnaud Watlet , Alain Dassargues , Marnik Vanclooster

Geophysical Research Letters, American Geophysical Union, 2016, ⟨10.1002/2016GL070534⟩

The slightness of gravimetry

Michel van Camp , Olivier de Viron

Nature Physics, Nature Publishing Group, 2016, 12 (8), pp.816. ⟨10.1038/nphys3847⟩

Separating climate-induced mass transfers and instrumental effects from tectonic signal in repeated absolute gravity measurements

Michel van Camp , Olivier de Viron , Jean-Philippe Avouac

Geophysical Research Letters, American Geophysical Union, 2016, ⟨10.1002/2016GL068648⟩

2015

Article dans une revue

Impact of the North Atlantic Oscillation on Southern Europe Water Distribution: Insights from Geodetic Data

Pierre Valty , Olivier de Viron , Isabelle Panet , Xavier Collilieux

Earth Interactions, American Meteorological Society, 2015, 19 (10), ⟨10.1175/EI-D-14-0028.1⟩

Optimized strategy for the calibration of superconducting gravimeters at the one per mille level

Michel van Camp , Bruno Meurers , Olivier de Viron , Thomas Forbriger

Journal of Geodesy, Springer Verlag, 2015, 90 (1), pp.91-99. ⟨10.1007/s00190-015-0856-7⟩

2014

Article dans une revue

The quest for a consistent signal in ground and GRACE gravity time series

Michel van Camp , Olivier de Viron , Laurent Métivier , Bruno Meurers , Olivier Francis

Geophysical Journal International, Oxford University Press (OUP), 2014, pp.doi:10.1093/gji/ggt524. ⟨10.1093/gji/ggt524⟩

2013

Article dans une revue

Improving the determination of the gravity rate of change by combining superconducting with absolute gravimeter data

Michel J. van Camp , Olivier de Viron , Richard J. Warburton

Computers and Geosciences, 2013, 51, pp.49-55. ⟨10.1016/j.cageo.2012.07.029⟩

Assessing the precision in loading estimates by geodetic techniques in Southern Europe

Pierre Valty , Olivier de Viron , Isabelle Panet , Michel van Camp , Juliette Legrand

Geophysical Journal International, Oxford University Press (OUP), 2013, 194, pp.1441-1454. ⟨10.1093/gji/ggt173⟩

2012

Article dans une revue

Recent changes of the Earth's core derived from satellite observations of magnetic and gravity fields

Mioara Mandea , Isabelle Panet , Vincent Lesur , Olivier de Viron , Michel Diament , Jean-Louis Le Mouël

Proceedings of the National Academy of Sciences of the United States of America, National Academy of Sciences, 2012, 109, pp.19129-19133. ⟨10.1073/pnas.1207346109⟩

Recent changes of the Earth's core derived from satellite observations of magnetic and gravity fields

Mioara Mandea , Isabelle Panet , Vincent Lesur , Olivier de Viron , Michel Diament , Jean-Louis Le Mouël

Proceedings of the National Academy of Sciences of the United States of America, National Academy of Sciences, 2012, 109 (47), pp.19129-19133

2011

Article dans une revue

Repeated absolute gravity measurements for monitoring slow intraplate vertical deformation in western Europe

Michel van Camp , Olivier de Viron , Hans-Georg Scherneck , Klaus-Günter Hinzen , Simon D. P. Williams , Thomas Lecocq , Yves Quinif , Thierry Camelbeeck

Journal of Geophysical Research : Solid Earth, American Geophysical Union, 2011, 116, ⟨10.1029/2010JB008174⟩

Atmospheric contributions to nutations and implications for the estimation of deep Earth's properties from nutation observations

Laurence Koot , Olivier de Viron

Geophysical Journal International, Oxford University Press (OUP), 2011, 185, pp.1255-1265. ⟨10.1111/j.1365-246X.2011.05026.x⟩

Abrupt atmospheric torque changes and their role in the 1976-1977 climate regime shift

Steven L. Marcus , Olivier de Viron , Jean O. Dickey

Journal of Geophysical Research: Atmospheres, American Geophysical Union, 2011, 116, ⟨10.1029/2010JD015032⟩

2010

Article dans une revue

Core field acceleration pulse as a common cause of the 2003 and 2007 geomagnetic jerks

Jean O. Dickey , Steven L. Marcus , Olivier de Viron

Geophysical Research Letters, American Geophysical Union, 2010, 37 (3), ⟨10.1029/2009GL041118⟩

Interannual atmospheric torque and El Niño-Southern Oscillation: Where is the polar motion signal?

Steven L. Marcus , Olivier de Viron , Jean O. Dickey

Journal of Geophysical Research : Solid Earth, American Geophysical Union, 2010, 115, ⟨10.1029/2010JB007524⟩

Closure in the Earth's angular momentum budget observed from subseasonal periods down to four days: No core effects needed

Jean O. Dickey , Steven L. Marcus , Olivier de Viron

Geophysical Research Letters, American Geophysical Union, 2010, 37 (3), pp.L03307. ⟨10.1029/2009GL041118⟩

Communication dans un congrès

Impact of temporal variations of the gravity field on the polar motion derived from SLR data

Florent Deleflie , David Coulot , Bertrand de Saint-Jean , Olivier de Viron , Pierre Exertier , Olivier Laurain

EGU General Assembly Conference Abstracts, May 2010, Vienna, Austria. pp.7722

2009

Article dans une revue

A seafloor experiment to monitor vertical deformation at the Lucky Strike volcano, Mid-Atlantic Ridge

Valérie Ballu , Jérôme Ammann , Olivier Pot , Olivier de Viron , Glenn S. Sasagawa , Gilles Reverdin , Marie-Noëlle Bouin , Mathilde Cannat , Christine Deplus , Sébastien Deroussi , Marcia Maia , Michel Diament

Journal of Geodesy, Springer Verlag, 2009, 83 (2), pp.147-159. ⟨10.1007/s00190-008-0248-3⟩

Leading modes of torsional oscillations within the Earth's core

Jean O. Dickey , Olivier de Viron

Geophysical Research Letters, American Geophysical Union, 2009, 36, ⟨10.1029/2009GL038386⟩

2007

Article dans une revue

Coseismic and post-seismic signatures of the Sumatra 2004 December and 2005 March earthquakes in GRACE satellite gravity

Isabelle Panet , Valentin Mikhailov , Michel Diament , Fred Pollitz , Geoffrey King , Olivier de Viron , Matthias Holschneider , Richard Biancale , Jean-Michel Lemoine

Geophysical Journal International, Oxford University Press (OUP), 2007, 171, pp.177-190. ⟨10.1111/j.1365-246X.2007.03525.x⟩

Coseismic and post-seismic signatures of the Sumatra 2004 December and 2005 March earthquakes in GRACE satellite gravity

Isabelle Panet , Valentin Mikhailov , Michel Diament , Fred Pollitz , Geoffrey C.P. King , Olivier de Viron , Matthias Holschneider , Richard Biancale , Jean-Michel Lemoine

Geophysical Journal International, Oxford University Press (OUP), 2007, 171 (1), pp.177-190. ⟨10.1111/j.1365-246X.2007.03525.x⟩

2004

Article dans une revue

Low-frequency excitation of length of day and polar motion by the atmosphere

Olivier de Viron , David Salstein , Christian Bizouard , Laura Fernandez

Journal of Geophysical Research : Solid Earth, American Geophysical Union, 2004, 109, pp.3408. ⟨10.1029/2003JB002817⟩

2003

Article dans une revue

Remaining error sources in the nutation at the submilliarc second level

Véronique Dehant , Martine Feissel-Vernier , Olivier de Viron , C. Ma , M. Yseboodt , Christian Bizouard

Journal of Geophysical Research : Solid Earth, American Geophysical Union, 2003, 108 (B5), ⟨10.1029/2002JB001763⟩

1999

Article dans une revue

Atmospheric torque on the Earth and comparison with atmospheric angular momentum variations

Olivier de Viron , Christian Bizouard , David Salstein , Véronique Dehant

Journal of Geophysical Research, American Geophysical Union, 1999, 104 (B3), pp.4861-4875. ⟨10.1029/1998JB900063⟩

Communication dans un congrès

Angular momentum exchanges between the solid Earth and its superficial fluid layer Effects on the high frequency polar motion and nutation

Christian Bizouard , Olivier de Viron , Véronique Dehant

Journées Systèmes de Référence Spatio-Temporels 1999, Sep 1999, Dresde, Germany. pp.157-166

1996

Communication dans un congrès

Calcul des moments de force produits par l'atmosphère sur la Terre solide, effets correspondants à la nutation annuelle

Olivier de Viron , Christian Bizouard , Véronique Dehant

Journées Systèmes de Référence Spatio-Temporels 1996, Sep 1996, Paris, France. pp.189-190