Prof. Dr. Tonie Van Dam
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| Faculté ou Centre | Interdisciplinary Centre for Security, Reliability and Trust | ||||||||
| Department | Remote Sensing | ||||||||
| Adresse postale |
Université du Luxembourg 2, Avenue de l'Université L-4365 Esch-sur-Alzette |
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| Langues parlées | English, French, Spanish | ||||||||
| Séjours de recherche en | Belgium, Luxembourg, Greenland, Antarctica | ||||||||
Employment/Appointments
- 2018-present: Vice-President – Strategic Projects ; Course Director – Interdisciplinary Space Master (ISM)
- 2017-2018: Vice-President – Doctoral Education and Training, International Relations and Gender
- 2016: Chargée de mission – Doctoral Education and Training and International Relations
- 2013-present: Professor, Faculty of Science, Technology and Communication, University of Luxembourg
- 2006-2013: Associate Professor, Faculty of Science, Technology and Communication, University of Luxembourg
- 2000-2006: Research Geophysicist, European Center for Geodynamics and Seismology
- 1993-2000: Research Geophysicist, Geosciences Laboratory NOAA/NGS
Education
Ph.D., Geophysics, University of Colorado, Boulder, CO, 1991, Thesis title: "Atmospheric Load Response of the Solid Earth and Oceans"
Awards and Honours
- 2019: Vening Meinesz Medal from the European Geosciences Union
- 2017: Grand Prix 2017 in Geological Sciences from the Institut Grand-ducal
- 2002-2004: Commendation Administrative Committee ECGS
- 1997-1999: 2010-2012, Elected Secretary of AGU Geodesy Section
- 1994-1998: NOAA Performance Award
- 1994: Astronaut Candidate Interview
Last updated on: 11 mai 2021
• American Geophysical Union:
Geodesy Section Secretary: 1998-2000; 2010-2012
Member: 1983-present
• European Geophysical Society:
Geodesy Section, President: 2004-2007
Geodesy Section, Program Chair: 2004-2007
Member: 1997-present
• International Association of Geodesy:
President Commission 1, Reference Frames, 2011 – present
Member 1994-present
Representative to the IUGG Commission on Global Change
• International Earth Rotation Service:
Directing Board: 2005 to present
Global Geophysical Fluids Center, Chair: 2005 to present
Special-Bureau for loading, Chair: 2001-2003; Co-Chair 2003-2009
• International Union of Geodesy and Geophysics:
Luxembourg International Association of Cryospheric Science Correspondent: 2008-present
Luxembourg National Committee Secretary: 2002-present
• Journal of Geodesy – 2015-present:
Associate Editor
• Journées Luxembourgeoises de Geodynamique
Secretary: 2002-2006
• Studia Geophysica et Geodaetica, 2010 – present:
Associate Editor
• University Navstar Consortium (UNAVCO)
Audit and Finance Committee: 2009-present
• Wegener
Directing Board Member: 2004-present
Last updated on: 11 mai 2021
Post-Docs
- Currently supervising four post-docs
Previous post-docs
- Dr Carolina Pagli (2 years in my research group) Currently a Lecturer in Earth Sciences at Plymouth University
- Dr Mathilde Vergnole (1 year in my research group) Currently a Researcher in Geophysics at CNRS, LGIT, Grenoble, France
- Dr Jan Wuite (4 years in my research group) Currently Senior Research Scientist, ENVEO - Environmental Earth Observation -IT, Innsbruck, Austria
Last updated on: 11 mai 2021
- 2016 PRIDE, HYDRO-CSI (PhD support)
- Horizon2020, European Gravity Service for Improved Emergency Management (Post-Doc support)
- BELSPO (present) Program of collocated geophysical measurements at the Belgian Antarctic Base, funded to carry out AG observations at the Princess Elizabeth Station
- BELSPO unfunded Int. Partner IceCon: Constraining ice mass changes in Antarctica
- FNR AFR-PhD (2013-2016), GPS estimates of soil moisture in Luxembourg (PhD support)
- ULUX IRP (2013-2016), Absolute Gravity Measurements in Yellowstone National Park, 37k€
- FNR AFR-PDR (2013-2015), Surface mass redistribution derived from multiple space geodetic data (Post-Doc support)
- FNR AFR-PDR (2013-2015), Quality Evaluation of Environmental loading models and thermal expansion effects of GNSS monumentation and bedrock (Post-Doc support)
- ESA (2013-2015), Assessment of Satellite Constellations for Monitoring the Variations in Earth Gravity Field, 45k€
- FNR AFR-PDR (2012-2014), Low degree harmonics of the Earth's gravity and displacement field (Post-Doc support)
- DFG-FNR Inter Proposal (2012-2014), The global continental water balance using GRACE spaceborne gravimetry and high-resolution consistent geodetic-hydrometeorological data analysis, 2 years PhD
- ESA (2009-2010), Assessment of a next generation gravity mission for monitoring the variations of Earth’s gravity field, 25.5k€
- ECGS (2008-2012), Absolute Gravity Measurements in Yellowstone National Park, 63k€
- ULUX IRP (2007-2010), Determining Ice mass change in Greenland, 170k€
- ESA (2006-2008), Monitoring And Modelling Individual Sources Of Mass Distribution And Transport In The Earth System By Means Of Satellites, ~100k€
Last updated on: 11 mai 2021
2023
Towards assimilating SAR data into an anisotropic model of an underground aquifer; ;
Scientific Conference (2023)
2022
The GOLDCREST mission and the on-board computing requirements necessary to generate the delay-Doppler maps required to determine soil moisture content; ; ;
in Proceedings of the 73rd International Astronautical Congress (2022)
2021
Solar-Aerodynamic Formation Flight for 5G Experiments; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ;
in Proceedings of the 12th European CubeSatSymposium (2021, November 15)
2020
Tidal analysis of GNSS reflectometry applied for coastal sea level sensing in Antarctica and Greenland; ; ;
in Remote Sensing of Environment (2020), 248
2019
2018
Recent Advances on GNSS Multipath Reflectometry (GNSS-MR) for Sea and Lake Level Studies; ; ;
Scientific Conference (2018, December)
2017
Annual variations in GPS-measured vertical displacements near Upernavik Isstrøm (Greenland) and contributions from surface mass loading; ; ; ;
in Journal of Geophysical Research: Solid Earth (2017)
GRACE era variability in the Earth’s oblateness: A comparison of estimates from six different sources; ;
in Geophysical Journal International (2017), 208(2), 1126-1138
Seasonal low-degree changes in terrestrial water mass load from global GNSS measurements; ; ;
in Journal of Geodesy (2017), 91(11), 1329-1350
Statistical Comparison and Combination of GPS, GLONASS, and Multi-GNSS Multipath Reflectometry Applied to Snow Depth Retrieval; ;
in IEEE Transactions on Geoscience and Remote Sensing (2017), (99),
Using GPS and absolute gravity observations to separate the effects of present-day and Pleistocene ice-mass changes in South East Greenland; ; ; ; ;
in Earth and Planetary Science Letters (2017), 459
2016
Study of space weather impact on Antarctica ionosphere from GNNS data; ; ; ; ; ;
Poster (2016, April 29)
Hybrid mesh/particle meshless method for modeling geological flows with discontinuous transport properties; ; ;
E-print/Working paper (2016)
Geodetic measurements reveal similarities between post–Last Glacial Maximum and present-day mass loss from the Greenland ice sheet; ; ; ; ; ; ; ; ; ; ; ; ; ;
in Science Advances (2016), 2(9),
A comparison of interannual hydrological polar motion excitation from GRACE and geodetic observations;
in Journal of Geodynamics (2016), 99
2015
Hybrid mesh/particle meshless method for geological flows with discontinuous transport properties; ; ; ;
Scientific Conference (2015, April 12)
The Phase 2 North America Land Data Assimilation System (NLDAS-2) Products for Modeling Water Storage Displacements for Plate Boundary Observatory GPS Stations;
in International Association of Geodesy Symposia (2015)
Quality Evaluation of the Weekly Vertical Loading Effects Induced from Continental Water Storage Models; ; ; ; ;
in Willis, Pascal (Ed.) Proceedings of the 2013 IAG Scientific Assembly, Potsdam, Germany, 1-6 September, 2013 (2015)
Assessment of modernized GPS L5 SNR for ground-based multipath reflectometry applications; ; ;
in Advances in Space Research (2015), 55(4), 1104-1116
2014
Tidal gravity measurements in Southeast Asia revisited;
in Sun, Heping (Ed.) Progress on Geodesy and Geodynamics (2014)
Genetic-algorithm based search strategy for optimal scenarios of future dual-pair gravity satellite missions; ; ; ; ; ; ; ; ; ;
Poster (2014, June)
Towards combined global monthly gravity field solutions; ; ; ; ; ; ; ; ;
Scientific Conference (2014, April)
The ESA project SC4MGV “Assessment of Satellite Constellations for Monitoring the Variations in Earth’s Gravity Field” – overview, objectives and first results; ; ; ; ; ; ; ; ; ; ;
Poster (2014, April)
Seasonal Variations of Low-degree Spherical Harmonics Derived from GPS Data and Loading Models; ; ;
Scientific Conference (2014, September 30)
A methodology to choose the orbit for a double-pair-scenario future gravity satellite mission: Experiences from the SC4MGV project; ; ; ; ; ; ; ; ; ; ; ; ; ; ;
Scientific Conference (2014, September 30)
Pushing the limits of gravity field recovery from high-low satellite-to-satellite tracking –a combination of 10 years of data of the satellite pseudo-constellation CHAMP, GRACE and GOCE; ; ; ; ; ; ; ; ; ; ;
Scientific Conference (2014, April)
How well can the combination of hlSST and SLR replace GRACE? A discussion from the point of view of applications; ; ; ; ; ; ; ; ;
Scientific Conference (2014, September 30)
2013
Boundary elements for modelling gravitational signals observed by inter-satellite ranging; ; ;
Poster (2013, September)
Derivation of angular velocities of the GRACE satellite formation from the star camera data; ; ;
Scientific Conference (2013, June)
Singular spectrum analysis for modeling seasonal signals from GPS time series; ; ; ; ;
in Journal of Geodynamics (2013), 72
An estimate of the influence of loading effects on tectonic velocities in the Pyrenees; ; ; ; ;
in Studia Geophysica and Geodaetica (2013)
Towards combined global monthly gravity field solutions; ; ; ; ; ; ; ;
Scientific Conference (2013, October)
Comparative analysis of different environmental loading methods and their impacts on the GPS height time series; ; ;
in Journal of Geodesy (2013), 87(7), 687-703
Observing and understanding the Earth system variations from space geodesy; ;
in Journal of Geodynamics (2013), 72
An assessment of degree-2 Stokes coefficients from Earth rotation data; ; ;
in Geophysical Journal International (2013), 195((1)), 249-259
Vertical and horizontal surface displacements near Jakobshavn Isbræ driven by melt-induced and dynamic ice loss; ; ; ; ; ;
in Journal of Geophysical Research. Solid Earth (2013), 118(4), 1837--1844
Earth System Mass Transport Mission (e.motion): A Concept for Future Earth Gravity Field Measurements from Space; ; ; ; ; ; ; ; ; ; ; ;
in Surveys in Geophysics (2013), 34(2), 141-163
Monthly crustal loading corrections for satellite altimetery; ;
in Journal of Atmospheric and Oceanic Technology (2013)
Monthly Crustal Loading Corrections for Satellite Altimetry; ;
in Journal of Atmospheric and Oceanic Technology (2013), 30(5), 999-1005
On the capability of non-dedicated GPS-tracked satellite constellations for estimating mass variations: case study SWARM; ; ; ; ; ;
Scientific Conference (2013, September)
Comparison of recent ocean tide models with gravimetric and GPS observations; ; ;
Scientific Conference (2013)
Hydrological mass changes inferred from high-low satellite-to-satellite tracking data; ; ; ; ;
Scientific Conference (2013, April)
The use of GPS horizontals for loading studies, with applications to northern California and southeast Greenland; ; ; ; ; ;
in Journal of Geophysical Research. Solid Earth (2013), 118
An inversion approach for determining water storage changes from 3-D GPS coordinates time series in Europe; ; ; ; ;
Scientific Conference (2013, April)
A variant of the differential gravimetry approach for low-low satellite-to-satellite tracking based on angular velocities; ; ; ;
Scientific Conference (2013, September)
The Decade of the Geopotential - techniques to observe the gravity field from space; ;
Scientific Conference (2013, October)
Long-term mass changes over Greenland derived from high-low satellite-to-satellite tracking; ; ; ; ; ;
Poster (2013, April)
Time-variable gravity signal in Greenland revealed by high-low satellite-to-satellite tracking; ; ; ; ; ;
in Journal of Geophysical Research. Solid Earth (2013), 118
On the capability to derive mass estimates from high-low satellite-to-satellite tracking data; ; ; ; ; ; ; ; ; ; ;
Poster (2013, December)
On the numerical stability in the derivation of Slepian base functions; ;
Scientific Conference (2013, June)
2012
Bedrock displacements in Greenland manifest ice mass variations, climate cycles and climate change; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ;
in Proceedings of the National Academy of Sciences of the United States of America (2012), 109(30), 11944-11948
Strategies to mitigate aliasing of loading signals while estimating GPS frame parameters; ; ; ; ;
in Journal of Geodesy (2012), 86(1), 1-14
Assimilation of GRACE terrestrial water storage into a land surface model: Evaluation and potential value for drought monitoring in western and central Europe; ; ; ; ;
in Journal of Hydrology (2012), 446-447
Nontidal ocean loading: amplitudes and potential effects in GPS height time series; ; ; ;
in Journal of Geodesy (2012), 86(11), 1043-1057
Large scale time variability from high-low SST - filling the gap between GRACE and GFO; ; ; ; ;
Scientific Conference (2012, September)
Geocenter motion and its geodetic and geophysical implications; ;
in Journal of Geodynamics (2012), 58
2011
Quality assessment of GPS reprocessed terrestrial reference frame; ; ; ;
in GPS Solutions (2011), 15(3), 219--231
The effect of using inconsistent ocean tidal loading models on GPS coordinate solutions; ;
in Journal of Geodesy (2011)
Simulation of the time-variable gravity field by means of coupled geophysical models; ; ; ; ; ; ; ; ;
in Earth System Science Data (2011), 3(1), 19-35
Vertical deformations from homogeneously processed GRACE and global GPS long-term series; ; ;
in Journal of Geodesy (2011)
Correction to "Topographically induced height errors in predicted atmospheric loading effects";
in Journal of Geophysical Research. Solid Earth (2011)
2010
Impact of loading effects on determination of the International Terrestrial Reference Frame; ; ; ;
in Advances in Space Research (2010), 45(1), 144-154
Results of the European Comparison of Absolute Gravimeters in Walferdange (Luxembourg) of November 2007; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ;
in Gravity, Geoid and Earth Observation (2010)
GPS Measurements of Crustal Uplift near Jakobshavn Isbrae due to Glacial Ice Mass Loss; ; ; ; ; ;
in Journal of Geophysical Research (2010), 115
Improved Constraints on Models of Glacial Isostatic Adjustment: A Review of the Contribution of Ground-based Geodetic Observations; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ;
in Surveys in Geophysics (2010), 31(5), 465-507
An Evaluation of New Estimates from GPS, GRACE and Load Models compared to SLR; ; ; ; ;
in Geophysical Research Letters (2010), (37), 5-6
Topographically corrected atmospheric loading effects; ; ;
in Journal of Geophysical Research (2010), (115), 5-6
Spaceborne Gravimetric Satellite Constellations and Ocean Tides: aliasing effects; ; ; ;
in Geophysical Journal International (2010), (181), 789-805
2009
Effect of the satellite laser ranging network distribution on geocenter motion estimation; ; ; ;
in Journal of Geophysical Research (2009), 114
2008
Geodetic measurements of postglacial adjustments in Greenland; ; ; ; ;
in Journal of Geophysical Research (2008)
Anomalous harmonics in the spectra of GPS position estimates; ; ;
in GPS Solutions (2008), 12(1), 55-64
2007
Basis functions for the consistent and accurate representation of surface mass loading; ; ;
in Geophysical Journal International (2007), 171(1), 1-10
Elastic uplift in southeast Greenland due to rapid ice mass lost; ; ; ; ; ;
in Geophysical Research Letters (2007), 34(L21701), 1-6
A Combination of Space and Terrestrial Geodetic Techniques to Monitor Land Subsidence: Case Study, the Southeastern Po Plain, Italy; ; ; ;
in Journal of Geophysical Research. Solid Earth (2007), 112(5),
2006
Analysis of results of the International Comparison of Absolute Gravimeters in Walferdange (Luxembourg) of November 2003;
in Francis, Olivier; van Dam, Tonie (Eds.) International Comparison of Absolute Gravimeters in Walferdange (Luxembourg) of November 2003 (2006)
International Comparison of Absolute Gravimeters in Walferdange (Luxembourg) of November 2003;
Book published by Centre Européen de Géodynamique et de Séismologie (2006)
Geocenter motions from GPS: A unified observation model; ; ;
in Journal of Geophysical Research (2006), 111(B05), 1-66
Seasonal effect on vertical positioning by Satellite Laser Ranging and GPS on Absolute Gravity at the OCA geodetic station, Grasse, France; ; ; ; ; ; ; ;
in Geophysical Journal International (2006), 167(3), 1127-1137
Hydrogeological investigations at the Membach station, Belgium and application to correct long periodic gravity variations; ; ; ; ; ; ;
in Journal of Geophysical Research (2006), 111
A comparison of annual vertical crustal displacements from GPS and GRACE; ;
in Journal of Geophysical Research (2006), 111
2005
Effect of gravitational consistency and mass conservation on seasonal surface mass loading models; ; ; ;
in Geophysical Research Letters (2005), 32(L08306), 1-5
Results of the international comparison of absolute gravimeters in Walferdange (Luxembourg) of November 2003; ; ; ; ; ; ; ; ; ;
in Jekeli, C.; Bastos, L.; Fernandes, J. (Eds.) Gravity, Geoid and Space Missions - GGSM 2004 (2005)
Forcing of Polar Motion in the Chandler Frequency Band: A Contribution to Understanding Interannual Climate Variations; ; ;
in Cahiers du Centre Européen de Géodynamique et de Séismologie (2005), 24
Effects of atmospheric pressure loading and seven-parameter transformations on estimates of geocenter motion and station heights from space geodetic observations;
in Journal of Geophysical Research (2005), 110
Atmospheric loading corrections applied to GPS data at the observation level;
in Geophysical Research Letters (2005), 32(L22310), 1-4
2004
Indication of the uplift of the Ardenne in long-term gravity variations in Membach (Belgium); ; ; ;
in Geophysical Journal International (2004), 158(1), 346-352
Superconducting gravimeters in seismology;
in Newsletter of the European-Mediterranean Seismological Centre (2004), 21
Proceedings of the Workshop: The Sate of GPS Vertical Positioning Precision: Separation of Earth Processes by Space Geodesy;
Book published by Centre Européen de Géodynamique et de Séismologie (2004)
Observing and assessing non-tidal ocean loading using ocean, continuous GPS and gravity data in the Adriatic area; ; ; ;
in Geophysical Research Letters (2004), 31(L23609), 1-5
2003
Proceedings of the Workshop: IMGC-2002 Instrumentation and Metrology in Gravimetry;
Book published by Centre Européen de Géodynamique et de Séismologie (2003)
Processing of the Absolute data of the ICAG01;
in Francis, Olivier; van Dam, Tonie (Eds.) Proceedings of the Workshop: IMG-2002 Instrumentation and Metrology in Gravimetry (2003)
Comparison between modeled and Observed Gravity Tidal Parameters at Ny-Alesund, Svalbard; ; ; ; ; ;
in Francis, Olivier; van Dam, Tonie (Eds.) Proceedings of the Workshop: IMG-2002 Instrumentation and Metrology in Gravimetry (2003)
Vertical crustal motion observed in the BIFROST project; ; ; ;
in Journal of Geodynamics (2003), 35(4-5), 425-441
Investigation of hydrological and atmospheric loading by space geodetic techniques; ; ; ;
in International Association of Geodesy Symposia (2003), 126
GGFC Special Bureau for Loading: Current status and plans; ; ;
in Richter, Bernd; Schwegmann, Wolfgang; Dick, Wolfgang R. (Eds.) Proceedings of the IERS Workshop on Combination Research and Global Geophysical Fluids (2003)
2002
Comment on "Nature of the recent vertical ground movements inferred from high-precision leveling data in an intraplate setting: NE Ardenne, Belgium" by A. Demoulin and A. Collignon; ; ; ;
in Journal of Geophysical Research (2002), 107(B11), 2281-2281
Evaluation of the precision of using absolute gravimeters to calibrate superconducting gravimeters;
in Metrologia (2002), 39(5), 485-488
The New IERS Special Bureau for Loading (SBL); ; ; ; ; ; ; ; ;
in International VLBI Service for Geodesy and Astrometry: General Meeting Proceedings (2002)
Results of the Sixth International Comparison of Absolute Gravimeters, ICAG-2001; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ;
in Metrologia (2002), 39(5), 407-427
2001
Results from the Fifth Internationl Comparison of Absolute Gravimeters, ICAG97; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ;
in Metrologia (2001), 38
Global Positioning System and Gravity Used to Study Greenland Ice; ; ; ;
in Earth in Space (2001), 13(5), 1-16
Crustal displacements due to continental water loading; ; ; ; ; ;
in Geophysical Research Letters (2001), 28(4), 651-654
Gravity Changes due to Continental Water Storage; ; ;
in Journal of the Geodetic Society of Japan (2001), 47(1), 249-254
Geodetic measurements in Greenland and their implications; ; ;
in Journal of Geophysical Research (2001), 106(B8), 16567-16581
GPS measurements of vertical crustal motion in Greenland; ; ;
in Journal of Geophysical Research (2001), 106(D24), 33755-33759
2000
An International Reference Station for Inter-comparison of Absolute Gravimeters (ISIAG) in Walferdange, Luxembourg: The GRAVILUX Project; ;
in Bulletin d'Information du Bureau Gravimétrique International (2000), (86), 27-36
Measuring postglacial rebound with GPS and absolute gravity;
in Geophysical Research Letters (2000), 27(23), 3925-3928
1999
Network of Superconducting Gravimeters Benefits a Number of Disciplines; ; ; ; ; ; ; ; ; ; ; ; ; ;
in EOS (1999), 80(11), 121-126
1998
Sea-level rise studied in Chesapeake Bay as wetlands loss continues; ;
in Earth in Space (1998), 10(12), 156-157
A detailed analysis of tropospheric effects on geodetic observations at TMGO; ; ; ;
in Physics and Chemistry of the Earth (1998), 23(1), 103-106
Two years of continuous measurements of tidal and nontidal variations of gravity in Boulder, Colorado;
in Geophysical Research Letters (1998), 25(3), 393-396
Modeling environmental loading effects, Invited, Proceedings EGGS, Ed. H.-P. Plag and S. Zerbini;
in Physics and Chemistry of the Earth (1998), 23
1997
Predictions of crustal deformation and of geoid and sea level variability caused by oceanic at atmospheric loading; ; ;
in Geophysical Journal International (1997), 129(3), 507-517
1995
1994
Detection of atmospheric pressure loading using the Global Positioning System; ;
in Journal of Geophysical Research (1994), 99(B12), 23939-23950
Detection of atmospheric pressure loading using Very Long Baseline Interferometry measurements;
in Journal of Geophysical Research (1994), 99(B3), 4505-4518
1993
Atmospheric load response of the oceans determined using Geosat data;
in Geophysical Journal International (1993), 113(1), 1-16
1987
Displacements of the Earth's surface due to atmospheric loading: Effects on Gravity and Baseline Measurements;
in Journal of Geophysical Research (1987), 92
Undated
On time-variable seasonal signals: comparison of SSA and Kalman filtering based approaches; ; ;
Scientific Conference (n.d.)
