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Valérie BALLU

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Nouméa: a new multi-mission calibration and validation site for past and future altimetry missions?

Clemence Chupin , Valérie Ballu , Laurent Testut , Yann-Treden Tranchant , Jérôme Aucan
Ocean Science, 2023, 19 (4), pp.1277-1314. ⟨10.5194/os-19-1277-2023⟩
Journal articles hal-04241510v1
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Ground deformation monitoring of the eruption offshore Mayotte

Aline Peltier , Sébastien Saur , Valérie Ballu , François Beauducel , Pierre Briole
Comptes Rendus. Géoscience, 2022, 354 (S2), pp. 176. ⟨10.5802/crgeos.176⟩
Journal articles hal-03932000v1
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Physalia : Plateforme HYdrographique pour la Surveillance Altimétrique du Littoral

Aurelien Pira , Julien Ancelin , T. Coulombier , Denis Dausse , Valérie Ballu
Lettre d'information Résif, 2021, 20, pp.13-14
Journal articles hal-03508116v2
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Birth of a large volcanic edifice offshore Mayotte via lithosphere-scale dyke intrusion

Nathalie Feuillet , Stephan Jorry , Wayne C Crawford , Christine Deplus , Isabelle Thinon
Nature Geoscience, 2021, 14 (10), pp.787-795. ⟨10.1038/s41561-021-00809-x⟩
Journal articles hal-03409680v1
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Geodetic Seafloor Positioning Using an Unmanned Surface Vehicle—Contribution of Direction-of-Arrival Observations

Pierre Sakic , Clémence Chupin , Valérie Ballu , Thibault Coulombier , Pierre-Yves Morvan
Frontiers in Earth Science, 2021, 9, pp.636156. ⟨10.3389/feart.2021.636156⟩
Journal articles hal-03319877v1
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Near-Coast Tide Model Validation Using GNSS Unmanned Surface Vehicle (USV), a Case Study in the Pertuis Charentais (France)

Yann-Treden Tranchant , Laurent Testut , Clémence Chupin , Valérie Ballu , Pascal Bonnefond
Remote Sensing, 2021, 13 (15), pp.2886. ⟨10.3390/rs13152886⟩
Journal articles hal-03485955v1
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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
Communications Earth & Environment, 2021, 2 (1), pp.139. ⟨10.1038/s43247-021-00210-x⟩
Journal articles hal-03431792v1
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Mapping Sea Surface Height Using New Concepts of Kinematic GNSS Instruments

Clémence Chupin , Valérie Ballu , Laurent Testut , Yann-Treden Tranchant , Michel Calzas
Remote Sensing, 2020, 12 (16), pp.2656. ⟨10.3390/rs12162656⟩
Journal articles hal-02941779v1
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Water level changes, subsidence, and sea level rise in the Ganges-Brahmaputra-Meghna delta

Melanie Becker , Fabrice Papa , Mikhail Karpytchev , Caroline Delebecque , Yann Krien
Proceedings of the National Academy of Sciences of the United States of America, 2020, 117 (4), pp.1867-1876. ⟨10.1073/pnas.1912921117⟩
Journal articles hal-02430120v1
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A Multi-Observation Least-Squares Inversion for GNSS-Acoustic Seafloor Positioning

Pierre Sakic , Valérie Ballu , Jean-Yves Royer
Remote Sensing, 2020, 12 (3), pp.448. ⟨10.3390/rs12030448⟩
Journal articles hal-02482588v1
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Present‐day subsidence in the Ganges‐Brahmaputra‐Meghna Delta: eastern amplification of the Holocene sediment loading contribution

Y. Krien , M. Karpytchev , V. Ballu , Melanie Becker , C. Grall
Geophysical Research Letters, 2019, 46 (19), pp.10764-10772. ⟨10.1029/2019GL083601⟩
Journal articles hal-02293106v1
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Relative sea-level rise and the influence of vertical land motion at Tropical Pacific Islands

Adrian Martínez-Asensio , Guy Woppelmann , Valérie Ballu , Melanie Becker , Laurent Testut
Global and Planetary Change, 2019, 176, pp.132-143. ⟨10.1016/j.gloplacha.2019.03.008⟩
Journal articles hal-02142065v1
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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
Journal of Atmospheric and Oceanic Technology, 2019, 36 (10), pp.1983-1996. ⟨10.1175/JTECH-D-18-0235.1⟩
Journal articles hal-02384242v1
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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
Geophysical Journal International, 2019, 218, pp.1537 - 1551. ⟨10.1093/gji/ggz247⟩
Journal articles hal-02189532v1
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Coastal Sea Level and Related Fields from Existing Observing Systems

Marta Marcos , Guy Woppelmann , Andrew Matthews , Rui Ponte , Florence Birol
Surveys in Geophysics, 2019, ⟨10.1007/s10712-019-09513-3⟩
Journal articles hal-02077591v1
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From prodigious volcanic degassing to caldera subsidence and quiescence at Ambrym (Vanuatu): the influence of regional tectonics

Tara L. Shreve , Raphael Grandin , Marie Boichu , Esline Garaebiti , Yves Moussallam
Scientific Reports, 2019, 9, pp.18868. ⟨10.1038/s41598-019-55141-7⟩
Journal articles hal-02399004v2
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Interseismic strain build-up on the submarine North Anatolian Fault offshore Istanbul

Dietrich Lange , Heidrun Kopp , Jean-Yves Royer , Pierre Henry , Ziyadin Cakir
Nature Communications, 2019, 10 (1), pp.1-9. ⟨10.1038/s41467-019-11016-z⟩
Journal articles hal-02178616v1
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GEODESEA : Une expérience de positionnement géodésique fond de mer

Pierre Sakic , Jean-Yves Royer , Valérie Ballu , Helen Piété , Étienne Poirier
Revue XYZ, 2019, 159, pp.37-43
Journal articles hal-03046896v1
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Towards Comprehensive Observing and Modeling Systems for Monitoring and Predicting Regional to Coastal Sea Level

Rui Ponte , Mark L Carson , Mauro Cirano , Catia Domingues , Svetlana Jevrejeva
Frontiers in Marine Science, 2019, 6, ⟨10.3389/fmars.2019.00437⟩
Journal articles hal-02323507v1
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Contributions of a Strengthened Early Holocene Monsoon and Sediment Loading to Present-Day Subsidence of the Ganges-Brahmaputra Delta

Mikhail Karpytchev , V. Ballu , Y. Krien , Melanie Becker , S. Goodbred
Geophysical Research Letters, 2018, 45 (3), pp.1433-1442. ⟨10.1002/2017GL076388⟩
Journal articles hal-01738232v1

Acoustic Ray Tracing Comparisons in the Context of Geodetic Precise off-shore Positioning Experiments

Pierre Sakic , Valérie Ballu , Wayne Crawford , Guy Woppelmann
Marine Geodesy, 2018, 41 (4), pp.315-330. ⟨10.1080/01490419.2018.1438322⟩
Journal articles hal-01956461v1
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Tracking subducted ridges through intermediate-depth seismicity in the Vanuatu subduction zone

Christian Baillard , Wayne C. Crawford , Valérie Ballu , Bernard Pelletier , Esline Garaebiti
Geology, 2018, 46 (9), pp.767-770. ⟨10.1130/G45010.1⟩
Journal articles hal-03009620v1

Trajectories of exposure and vulnerability of small islands to climate change

Virginie K.E. Duvat , Alexandre K. Magnan , Russell M Wise , John E. Hay , Ioan Fazey
Wiley Interdisciplinary Reviews: Climate Change, 2017, ⟨10.1002/wcc.478⟩
Journal articles hal-01530994v1

Towards improved storm surge models in the northern Bay of Bengal

Y. Krien , L. Testut , S. Samiul Islam , Xavier Bertin , F. Durand
Continental Shelf Research, 2017, 135, pp.58 - 73. ⟨10.1016/j.csr.2017.01.014⟩
Journal articles hal-01671839v1
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No significant steady state surface creep along the North Anatolian Fault offshore Istanbul: Results of 6 months of seafloor acoustic ranging

Pierre Sakic , Helen Piété , Valerie Ballu , Jean-Yves Royer , Heidrunn Kopp
Geophysical Research Letters, 2016, 43, ⟨10.1002/2016GL069600⟩
Journal articles hal-01440545v1

Shoreline changes in a rising sea level context: the example of Grande Glorieuse, Eparses Islands, Western Indian Ocean

Laurent Testut , Virginie Duvat , Valerie Ballu , Rui Manuel da Silva Fernandes , Frédéric Pouget
Acta Oecologica, 2016, ⟨10.1016/j.actao.2015.10.002⟩
Journal articles hal-01257868v1

Improved bathymetric dataset 
and tidal model for the head Bay of Bengal

Yann Krien , Clément Mayet , Laurent Testut , Fabien Durand , A.R. Tazkia
Marine Geodesy, 2016, 39, pp.422-438. ⟨10.1080/01490419.2016.1227405⟩
Journal articles hal-01450733v1

Oceanographic Signatures and Pressure Monitoring of Seafloor Vertical Deformation in Near-coastal, Shallow Water Areas: A Case Study from Santorini Caldera

Geraud Vilaseca , Christine Deplus , Javier Escartin , Valerie Ballu , Paraskevi Nomikou
Marine Geodesy, 2016, 39 (6), pp.401-421. ⟨10.1080/01490419.2016.1226222⟩
Journal articles hal-01440533v1
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The sources of deep ocean infragravity waves observed in the North Atlantic Ocean

W. C. Crawford , Valerie Ballu , Xavier Bertin , M. Karpytchev
Journal of Geophysical Research. Oceans, 2015, 120 (7), pp.5120-5133. ⟨10.1002/2014JC010657⟩
Journal articles hal-01237950v1
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Hydrothermal activity along the slow-spreading Lucky Strike ridge segment (Mid-Atlantic Ridge): Distribution, heatflux, and geological controls

J. Escartin , T. Barreyre , M. Cannat , R. Garcia , N. Gracias
Earth and Planetary Science Letters, 2015, 431, pp.173-185. ⟨10.1016/j.epsl.2015.09.025⟩
Journal articles insu-01244343v1
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The Kallisti Limnes, carbon dioxide-accumulating subsea pools

Richard Camilli , Paraskevi Nomikou , Javier Escartin , Pere Ridao , Angelos Mallios
Scientific Reports, 2015, 5 (1), 9 p. ⟨10.1038/srep12152⟩
Journal articles hal-01257858v1
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Seismicity and shallow slab geometry in the central Vanuatu subduction zone

Christian Baillard , W. C. Crawford , V. Ballu , M. Regnier , B. Pelletier
Journal of Geophysical Research : Solid Earth, 2015, 120 (8), pp.5606-5623. ⟨10.1002/2014JB011853⟩
Journal articles hal-01256424v1

La mesure du niveau de la mer par bouées GPS : l’expérience multi-capteurs de l’île d’Aix

Gael André , Belen Martin Miguez , Valérie Ballu , Laurent Testut , Guy Woppelmann
Revue XYZ, 2014, 140
Journal articles hal-01257873v1
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Temporal variability and tidal modulation of hydrothermal exit−fluid temperatures at the Lucky Strike deep−sea vent field, Mid−Atlantic Ridge,

Thibault Barreyre , Javier Escartin , Rob Sohn , Mathilde Cannat , Valérie Ballu
Journal of Geophysical Research, 2014, 119 (4), pp.2543-2566. ⟨10.1002/2013JB010478⟩
Journal articles hal-01257956v1
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Infragravity waves across the oceans

Arshad Rawat , Fabrice Ardhuin , Valerie Ballu , Wayne C. C. Crawford , Carlos Corela
Geophysical Research Letters, 2014, 41, pp.7957-7963. ⟨10.1002/2014GL061604⟩
Journal articles hal-01126782v1

An Automatic Kurtosis-Based P- and S-Phase Picker Designed for Local Seismic Networks

Christian Baillard , W. Crawford , V. Ballu , C. Hibert , A. Mangeney
Bulletin of the Seismological Society of America, 2014, 104 (1), pp.394-409. ⟨10.1785/0120120347⟩
Journal articles hal-02453877v1

Kurtosis−based P and S phase picker designed for local and regional seismic networks

Christian Baillard , Wayne Crawford , Valérie Ballu , Clément Hilbert , Anne Mangeney
Bulletin of the Seismological Society of America, 2014, 104 (1), pp.394-409. ⟨10.1785/0120120347⟩
Journal articles hal-01257944v1

Using altimetry and seafloor pressure data to estimate vertical deformation offshore: Vanuatu case study,

V. Ballu , Pascal Bonnefond , S. Calmant , M.N. Bouin , B. Pelletier
Advances in Space Research, 2013, 51 (8), pp.1335-1351. ⟨10.1016/j.asr.2012.06.009⟩
Journal articles hal-00873281v1

Measuring sea−level with GPS−equipped buoys : a multi−instruments experiment at Aix Island

Gael André , Belen Martin Miguez , Valérie Ballu , Laurent Testut , Guy Wöppelmann
The International Hydrographic Review, 2013, 10, pp.27-38
Journal articles hal-01257970v1
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A coral-based reconstruction of sea surface salinity at Sabine Bank, Vanuatu from 1842 to 2007 CE

Meaghan K. Gorman , Terrence M. Quinn , Frederick W. Taylor , Judson W. Partin , Guy Cabioch
Paleoceanography, 2012, 27 (3), pp.PA3226. ⟨10.1029/2012PA002302⟩
Journal articles hal-00799027v1

Le mythe des premiers réfugiés climatiques : mouvements de populations et changements environnementaux aux îles Torrès (Vanouatou, Mélanésie)

Patricia Siméoni , Valérie Ballu
Annales de géographie, 2012, 3, pp.219-241. ⟨10.3917/ag.685.0219⟩
Journal articles hal-01258005v1
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Comparing the role of absolute sea-level rise and vertical tectonic motions in coastal flooding, Torres Islands (Vanuatu),

V. Ballu , Marie-Noëlle Bouin , Patricia Simeoni , Wayne C. Crawford , Stéphane Calmant
Proceedings of the National Academy of Sciences of the United States of America, 2011, 108 (32), pp.13019-13022. ⟨10.1073/pnas.1102842108⟩
Journal articles hal-00812620v1

Absolute seafloor vertical positioning using combined pressure gauge and kinematic GPS data

Valérie Ballu , Marie-Noelle Bouin , Stéphane Calmant , Eric Folcher , Jean-Michel Bore
Journal of Geodesy, 2010, 84 (1), pp.65-77. ⟨10.1007/s00190-009-0345-y⟩
Journal articles insu-00446306v1
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Interseismic velocity field in the central Vanuatu locked subduction zone context from GPS measurements: Evidence for a central Vanuatu locked zone

Nicolas Bergeot , Marie-Noelle Bouin , Michel Diament , Bernard Pelletier , Marc Régnier
Journal of Geophysical Research : Solid Earth, 2009, 114 (B6), pp.B06405. ⟨10.1029/2007JB005249⟩
Journal articles hal-01258012v1
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Horizontal and vertical interseismic velocity fields in the Vanuatu subduction zone from GPS measurements: Evidence for a central Vanuatu locked zone

N Bergeot , M Diament , Bruno Pelletier , M Régnier , S Calmant
Journal of Geophysical Research : Solid Earth, 2009, 114 (B6), pp.B06405. ⟨10.1029/2007JB005249⟩
Journal articles insu-01354001v1

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
Journal of Geodesy, 2009, 83 (2), pp.147-159. ⟨10.1007/s00190-008-0248-3⟩
Journal articles insu-00446319v1

A kinematic GPS methodology for sea surface mapping, Vanuatu

Marie-Noelle Bouin , Valérie Ballu , Stéphane Calmant , Jean-Michel Bore , Eric Folcher
Journal of Geodesy, 2009, 83 (12), pp.1203-1217. ⟨10.1007/s00190-009-0338-x⟩
Journal articles insu-00446448v1

Improving resolution and accuracy of mean sea surface from kinematic GPS, Vanuatu subduction zone

M.N. Bouin , V. Ballu , S. Calmant , B. Pelletier
Journal of Geodesy, 2009, 83 (11), pp.1017-1030. ⟨10.1007/s00190-009-0320-7⟩
Journal articles hal-00460073v1
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Hydrography and flow in the Lucky Strike segment of the Mid-Atlantic Ridge

A.M. Thurnherr , Gilles Reverdin , Pascale Bouruet-Aubertot , L.C. St. Laurent , A. Vangriesheim
Journal of marine research, 2008, 66 (3), pp.347-372(26). ⟨10.1357/002224008786176034⟩
Journal articles hal-00468075v1
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Inverse models of gravity data from the Red Sea-Aden-East African rifts triple junction zone

Cynthia Ebinger , Valérie Ballu , Graham Stuart , Befekadu Oluma , Christel Tiberi
Geophysical Journal International, 2005, 163, pp.775-787. ⟨10.1111/j.1365-246X.2005.02736.x⟩
Journal articles hal-00021718v1