Publications

Léger, E., Costard, F., Lambert, R., Saintenoy, A., Séjourné, A., and Leblanc, M. (2025). Brief Communication: Mimicking periglacial landforms and processes in an ice-rich layered permafrost system with polydispersed melamine materials: a new concept, EGUsphere [preprint], https://doi.org/10.5194/egusphere-2024-2690

Salgado, FE., Lannelli SB., Pallares C., Ramseyer V., Rabatel A., Séjourné A., Folguera A. (2024). Syn and post-glacial volcanic activity in the western retroarc area of the Southern Andean Volcanic Zone: Overo volcano. Journal of South American Earth Sciences. https://doi.org/10.1016/j.jsames.2024.105080

Costard, F., Rodriguez, J. A. P., Godin, E., Séjourné, A., & Kargel, J. S. (2024). Deciphering Martian flood infiltration processes at Hebrus Valles: Insights from laboratory experiments and remote sensing observations. Journal of Geophysical Research: Planets, 129, e2023JE007770. https://doi.org/10.1029/2023JE007770

Hughes-Allen, L.; Bouchard, F.; Séjourné, A.; Fougeron, G.; Léger, E. (2023). Automated Identification of Thermokarst Lakes Using Machine Learning in the Ice-Rich Permafrost Landscape of Central Yakutia (Eastern Siberia). Remote Sens. 15, 1226. https://doi.org/10.3390/rs15051226

Zhirkov, A.; Sivtsev, M.; Lytkin, V.; Kirillin, A.; Séjourné, A.; Wen, Z. An Assessment of the Possibility of Restoration and Protection of Territories Disturbed by Thermokarst in Central Yakutia, Eastern Siberia. Land 2023, 12, 197. https://doi.org/10.3390/land12010197

Léger, E.; Saintenoy, A.; Grenier, C.; Séjourné, A.; Pohl, E.; Bouchard, F.; Pessel, M.; Bazhin, K.; Danilov, K.; Costard, F.; et al. Comparing Thermal Regime Stages along a Small Yakutian Fluvial Valley with Point Scale Measurements, Thermal Modeling, and Near Surface Geophysics. Remote Sens. 2023, 15, 2524. https://doi.org/10.3390/rs15102524

Séjourné, A., Lefort, A. (2022). Scalloped Terrain. In: Hargitai, H., Kereszturi, Á. (eds) Encyclopedia of Planetary Landforms. Springer, New York, NY. https://doi.org/10.1007/978-1-4614-9213-9_338-2

Schmidt F., Way M., Costard F., Bouley S., Séjourné A., and Aleinov I. (2022). Circumpolar ocean stability on Mars 3 Gy ago. Proceedings of the National Academy of Sciences https://doi.org/10.1073/pnas.2112930118

Bouquety A., Groussin O., Jorda L., Séjourné A., Costard F., Bouley S. (2022). Evidence for thermokarst depressions on comet 67P/Churyumov-Gerasimenko: An interplanetary comparison. Astron. & Astrophys., 662 (2022) A72. https://doi.org/10.1051/0004-6361/202142417

Costard, F, Gautier, E, Konstantinov, P, et al. (2021). Thermal regime variability of islands in the Lena River near Yakutsk, eastern Siberia. Permafrost and Periglac Process. 2022; 33( 1): 18- 31. doi:10.1002/ppp.2136 

Hughes-Allen L., Bouchard F., Laurion I., Séjourné A., Marlin C., Hatté C., Costard F., Fedorov A., Desyatkin A. (2021). Seasonal patterns in greenhouse gas emissions from thermokarst lakes in Central Yakutia (Eastern Siberia). Limnology & Oceanography. https://doi.org/10.1002/lno.11665

Costard, F., Dupeyrat, Séjourné, A., Bouchard, F., Fedorov, A., Saint-Bézar, B. (2021). Retrogressive thaw slumps on ice-rich permafrost under degradation: Results from a large-scale laboratory simulation. Geophysical Research Letters https://doi.org/10.1029/2020GL091070

Bouquety A., Jorda L., Groussin O., Séjourné A., Bouley S., Costard F. (2021). Ancient and present surface evolution processes in the Ash region of comet 67P/Churyumov-Gerasimenko. Astron. & Astrophys., 649 (2021) A82. https://doi.org/10.1051/0004-6361/202140516

Lagain, A., Bouley, S., Baratoux, D., Marmo, C., Costard, F., Delaa, O., Pio Rossi et al.  (2021). Crater database : A participative project for the classification of the morphological characteristics of large Martian craters. GSA Special paper. doi:10.1130/2021.2550(29)

Bouley, J. T. Keane, D. Baratoux, B. Langlais, I. Matsuyama, F., Costard, R. Hewins, V.Payre, V. Sautter, A. Séjourné, O. Vanderhaeghe, B. Zanda. A thick crustal block revealed by reconstructions of early Mars highlands. Nature Geoscience 13, 105–109 (2020). https://doi.org/10.1038/s41561-019-0512-6

Bouchard F., Agnan Y., Bröder L., et al. (2020). The SPLASH Action Group – Towards standardized sampling strategies in permafrost science. Adv Polar Sci, 31 (3): 153-155, doi:10.13679/j.advps.2020.0009

Bouquety A., Séjourné A., Costard F., Bouley S., Leyguarda E. (2020). Glacial landscape and paleoglaciation in Terra Sabaea: Evidence for a 3.6 Ga polythermal plateau ice cap. Geomorphology, 334:91-111 https://doi.org/10.1016/j.geomorph.2019.106858

Di Pietro I., Séjourné A., Costard F., Ciążela M., Rodriguez J.A.P. (2020). Evidence of mud volcanism due to the rapid compaction of martian tsunami deposits in southeastern Acidalia Planitia, Mars. Icarus, 354 https://doi.org/10.1016/j.icarus.2020.114096

Bouquety A., Séjourné A., Costard F., Mercier D., Bouley S. (2019). Morphometric evidence of 3.6 Ga glacial valleys and glacial cirques in Martian Highlands : South of Terra Sabaea. Geomorphology, 334:91-111 https://doi.org/10.1016/j.geomorph.2019.02.022

Costard F., Séjourné A., Lagain A., Ormö J., Rodriguez J.A.P., Clifford S., Bouley S., Kelfoun K., Lavigne F. (2019). The Lomonosov crater impact event: a possible megatsunami source on Mars. JGR Planets, 124(7) https://doi.org/10.1029/2019JE006008

Pasquon K., Gargani J., Massé M., Vincendon M., Conway S.J., Séjourné A., Jomelli V., Balme M.R., Lopez S., Guimpier A. (2019). Present-day development of gully channel sinuosity by carbon dioxide gas supported flows on Mars. Icarus, 329:296-313 https://doi.org/10.1016/j.icarus.2019.03.034

Séjourné, A., Costard, F., Swirad, Z. M., Łosiak, A., Bouley, S., Smith, I., et al (2019).Grid‐mapping the northern plains of Mars: using morphotype and distribution of ice‐related landforms to understand multiple ice‐rich deposits in Utopia Planitia, Journal of Geophysical Research: Planets, doi:10.1029/2018JE005665

Ramsdale, J. D., Balme, M. R., Gallagher, C., Conway, S. J., Smith, I. B., Hauber, E., Séjourné A. et al (2019). Gridmapping the northern plains of Mars: Geomorphological, Radar and Water‐Equivalent Hydrogen results from Arcadia Planitia, Journal of Geophysical Research: Planets, doi:10.1029/2018JE005663

Orgel, C., Hauber, E., van Gasselt, S., Reiss, D., Johnsson, A., Ramsdale, J. D., Séjourné A.et al (2019). Gridmapping the Northern Plains of Mars: A New Overview of Recent Water‐ and Ice‐Related Landforms in Acidalia Planitia. Journal of Geophysical Research: Planets, doi:10.1029/2018JE005664

Ramsdale, J. D., Balme, M. R., Gallagher, C., Conway, S. J., Smith, I. B., Hauber, E., Séjourné A. et al (2018). Grid-based mapping: A method for rapidly determining the spatial distributions of small features over very large areas. Journal of Geophysical Research: Planets, doi:10.1029/2018JE005663

Costard, F.; Séjourné, A.; K. Kelfoun, S. Clifford, F. Lavigne, Il Di Pietro, S. Bouley, (2017). Modeling tsunami propagation and the emplacement of thumbprint terrain in an early Mars ocean, JGR Planets, doi: 10.1002/2016JE005230

Auger A.-T., O. Groussin, L. Jorda, M.R. El-Maarry, S. Bouley, Séjourné A., et al. (2017). Meter-scale thermal contraction crack polygons on the nucleus of comet 67P/Churyumov-Gerasimenko. Icarus. doi.org/10.1016/j.icarus.2017.09.037.

Poulet, F., Quantin-Nataf, C., Ballans, H., Dassas, K., Audouard, J., Carter, J., Gondet, B., Lozac’h, L., Malapert, J-C., Marmo, C., Riu, L., Séjourné, A. (2017). PSUP: a Planetary SUrface Portal. Planetary and Space Science. doi: 10.1016/j.pss.2017.01.016

Bouley, S., Baratoux, D., Matsuyama, I., Forget, F., Séjourné, A., Turbet, M., Costard, F., (2016). Late Tharsis Formation and implications for Early Mars. Nature, 531, 7592. doi.org/10.1038/nature17171

Costard, F.; Séjourné, A.; Kargel, J.; Godin, E. (2016). Modeling and observational occurrences of near-surface drainage in Utopia Planitia, Mars. Geomorphology. doi.org/10.1016/j.geomorph.2016.09.034

Séjourné, A., Costard, F., Gargani, J., Fedorov, A., Skorve, J. (2015). Evolution of the banks of thermokarst lakes in Central Yakutia (Central Siberia) due to retrogressive thaw slump activity controlled by insolation. Geomorphology 241 (34-40). https://doi.org/10.1016/j.geomorph.2015.03.033

Massé M., M.; Beck, P.; Schmitt, B.; Pommerol, A.; McEwen, A.; Chevrier, V.; Brissaud, O., Séjourné, A. (2014). Spectroscopy and detectability of liquid brines on Mars. Planetary and Space Science 92, 136-149. https://doi.org/10.1016/j.pss.2014.01.018

Bartsch, A.; Allard, M.; Biskaborn, B., Séjourné, A.  et al. (2014). Permafrost longterm monitoring sites (Arctic and Antarctic). PANGAEA, doi.org/10.1594/PANGAEA.847003

Soare, R. J., Conway, S., Pearce, G., Costard, F., Séjourné, A. (2013). Sub-kilometre (intra-crater) mounds in Utopia Planitia, Mars: evidence of an ice-dust mantle? Icarus 225, Issue 2 (982-991). https://doi.org/10.1016/j.icarus.2012.06.003

Séjourné, A., Costard, F., Gargani, J., Soare, R. J., Marmo, C. (2012). Evidence of an eolian ice-rich and stratified permafrost in Utopia Planitia, Mars. Planetary and Space Science 60 (248-254). https://doi.org/10.1016/j.pss.2011.09.004

Soare, R. J., Costard, F., Pearce, G., Séjourné, A. (2012). A re-interpretation of the recent stratigraphical history of Utopia Planitia: implications for late-Amazonian periglacial and ice-rich terrain. Planetary and Space Science 60 (131-139). https://doi.org/10.1016/j.pss.2011.07.007

Séjourné, A., Costard, F., Gargani, J., Soare, R. J., Fedorov, A., Marmo, C. (2011). Scalloped depressions and small-sized polygons in western Utopia Planitia, Mars: A new formation hypothesis. Planetary and Space Science 59 (412-422). https://doi.org/10.1016/j.pss.2011.01.007

Soare, R. J., Séjourné, A., Pearce, G., Costard, F., Osinski, G.R. (2011). The Tuktoyaktuk Coastlands of northern Canada: a possible “wet” periglacial analogue of Utopia Planitia, Mars. Geological Society of America, special analogues issue, 483 (203-218). https://doi.org/10.1130/2011.2483(13)