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dr. Carnat, Gauthier

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Publicaties (31)

Université Libre de Bruxelles; Faculté des Sciences; Département des Sciences de la Terre et de l'Environnement; Laboratoire de Glaciologie, meer

A1 publicaties (22) [show]
Jacques, C.; Sapart, C.J.; Fripiat, F.; Carnat, G.; Zhou, J.; Delille, B.; Röckmann, T.; van der Veen, C.; Niemann, H.; Haskell, T.; Tison, J.-L. (2021). Sources and sinks of methane in sea ice: insights from stable isotopes. Elem. Sci. Anth. 9(1): 00167. https://dx.doi.org/10.1525/elementa.2020.00167, meer Hayashida, H.; Carnat, G.; Gali, M.; Monahan, A.H.; Mortenson, E.; Sou, T.; Steiner, N.S. (2020). Spatiotemporal variability in modeled bottom ice and sea surface dimethylsulfide concentrations and fluxes in the Arctic during 1979-2015. Global Biogeochem. Cycles 34(10): e2019GB006456. https://hdl.handle.net/10.1029/2019GB006456, meer Tison, J.-L.; Maksym, T.; Fraser, A.D.; Corkill, M.; Kimura, N.; Nosaka, Y.; Nomura, D.; Vancoppenolle, M.; Ackley, S.; Stammerjohn, S.; Wauthy, S.; Van der Linden, F.; Carnat, G.; Sapart, C.; de Jong, J.; Fripiat, F.; Delille, B. (2020). Physical and biological properties of early winter Antarctic sea ice in the Ross Sea. Ann. Glaciol. 61(83): 241-259. https://dx.doi.org/10.1017/aog.2020.43, meer Van der Linden, F.C.; Tison, J.-L.; Champenois, W.; Moreau, S.; Carnat, G.; Kotovitch, M.; Fripiat, F.; Deman, F.; Roukaerts, A.; Dehairs, F.; Wauthy, S.; Lourenço, A.; Vivier, F.; Haskell, T.; Delille, B. (2020). Sea ice CO₂ dynamics across seasons: impact of processes at the interfaces. JGR: Oceans 125(6): e2019JC015807. https://hdl.handle.net/10.1029/2019JC015807, meer Wittek, B.; Carnat, G.; Tison, J.-L.; Gypens, N. (2020). Response of dimethylsulfoniopropionate (DMSP) and dimethylsulfoxide (DMSO) cell quotas to salinity and temperature shifts in the sea-ice diatom Fragilariopsis cylindrus. Polar Biol. 43(5): 483-494. https://hdl.handle.net/10.1007/s00300-020-02651-0, meer Wittek, B.; Carnat, G.; Delille, B.; Tison, J.-L.; Gypens, N. (2020). Dimethylsulfoniopropionate (DMSP) and dimethylsulfoxide (DMSO) cell quotas variations arising from sea ice shifts of salinity and temperature in the Prymnesiophyceae Phaeocystis antarctica. Environ. Chem. 17(7): 509-523. https://hdl.handle.net/10.1071/EN19302, meer Carnat, G.; Said-Ahmad, W.; Fripiat, F.; Wittek, B.; Tison, J.-L.; Uhlig, C.; Amrani, A. (2018). Variability in sulfur isotope composition suggests unique dimethylsulfoniopropionate cycling and microalgae metabolism in Antarctic sea ice. Communications Biology 1: 9. https://dx.doi.org/10.1038/s42003-018-0228-y, meer Meiners, K.M.; Vancoppenolle, M.; Carnat, G.; Castellani, G.; Delille, B.; Delille, D.; Dieckmann, G.S.; Flores, H.; Fripiat, F.; Grotti, M.; Lange, B.A.; Lannuzel, D.; Martin, A.; McMinn, A.; Nomura, D.; Peeken, I.; Rivaro, P.; Ryan, K.G.; Stefels, J.; Swadling, K.M.; Thomas, D.N.; Tison, J.-L.; Van der Merwe, P.; Van Leeuwe, M.A.; Weldrick, C.; Yang, E.J. (2018). Chlorophyll-a in Antarctic landfast sea ice: a first synthesis of historical ice core data. JGR: Oceans 123(11): 8444-8459. https://dx.doi.org/10.1029/2018JC014245, meer Fripiat, F.; Meiners, K.M.; Vancoppenolle, M.; Papadimitriou, S.; Thomas, D.N.; Ackley, S.F.; Arrigo, K.R.; Carnat, G.; Cozzi, S.; Delille, B.; Dieckmann, G.S.; Dunbar, R.B.; Fransson, A.; Kattner, G.; Kennedy, H.; Lannuzel, D.; Munro, D.R.; Nomura, D.; Rintala, J.-M.; Schoemann, V.; Stefels, J.; Steiner, N.; Tison, J.-L. (2017). Macro-nutrient concentrations in Antarctic pack ice: overall patterns and overlooked processes. Elem. Sci. Anth. 5: 13. https://dx.doi.org/10.1525/elementa.217, meer Tison, J.-L.; Schwegmann, S.; Dieckmann, G.; Rintala, J.-M.; Meyer, H.; Moreau, S.; Vancoppenolle, M.; Nomura, D.; Engberg, S.; Blomster, L.J.; Hendrickx, S.; Uhlig, C.; Luhtanen, A.-M.; de Jong, J.; Janssens, J.; Carnat, G.; Zhou, J.; Delille, B. (2017). Biogeochemical impact of snow cover and cyclonic intrusions on the winter Weddell Sea ice pack. JGR: Oceans 122(12): 9548-9571. https://dx.doi.org/10.1002/2017JC013288, meer Carnat, G.; Brabant, F.; Dumont, I.; Vancoppenolle, M.; Ackley, S.F.; Fritsen, C.; Delille, B.; Tison, J.-L. (2016). Influence of short-term synoptic events and snow depth on DMS, DMSP, and DMSO dynamics in Antarctic spring sea ice. Elem. Sci. Anth. 4: 000135. https://dx.doi.org/10.12952/journal.elementa.000135, meer Jutras, M.; Vancoppenolle, M.; Lourenço, A.; Vivier, F.; Carnat, G.; Madec, G.; Rousset, C.; Tison, J.-L. (2016). Thermodynamics of slush and snow-ice formation in the Antarctic sea-ice zone. Deep-Sea Res., Part II, Top. Stud. Oceanogr. 131: 75-83. https://dx.doi.org/10.1016/j.dsr2.2016.03.008, meer Brown, K.; Miller, L.; Mundy, C.; Papakyriakou, T.; Francois, R.; Gosselin, M.; Carnat, G.; Swystun, K.; Tortell, P. (2015). Inorganic carbon system dynamics in landfast Arctic sea ice during the early-melt period. JGR: Oceans 120(5): 3542-3566. https://dx.doi.org/10.1002/2014JC010620, meer Carnat, G.; Zhou, J.; Papakyriakou, T.; Delille, B.; Goossens, T.; Haskell, T.; Schoemann, V.; Fripiat, F.; Rintala, J.-M.; Tison, J.-L. (2014). Physical and biological controls on DMS,P dynamics in ice shelf-influenced fast ice during a winter-spring and a spring-summer transitions. J. Geophys. Res. Oceans(119): 2882-2905. https://doi.org/10.1002/2013JC009381, meer Delille, B.; Vancoppenolle, M; Geilfus, X; Tilbrook, B; Lannuzel, D; Schoemann, V.; Becquevort, S.; Carnat, G.; Delille, D; Lancelot, C.; Chou, L.; Dieckmann, S; Tison, J.-L. (2014). Southern Ocean CO₂ sink: the contribution of the sea ice. J. Geophys. Res. Oceans(119): 6340-6355. dx.doi.org/10.1002/2014JC009941, meer Zhou, J.; Tison, J.-L.; Carnat, G.; Geilfus, X; Delille, B. (2014). Physical controls on the storage of methane in landfast sea ice. Cryosphere 8(3): 1019-1029. dx.doi.org/10.5194/tc-8-1019-2014, meer Carnat, G.; Papakyriakou, T.; Geilfus, N.X.; Brabant, F.; Delille, B.; Vancoppenolle, M.; Gilson, G.; Zhou, J.; Tison, J.-L. (2013). Investigations on physical and textural properties of Arctic first-year sea ice in the Amundsen Gulf, Canada, November 2007-June 2008 (IPY-CFL system study). J. Glaciol. 59(217): 819-837. dx.doi.org/10.3189/2013JoG12J148, meer Geilfus, N.-X.; Carnat, G.; Dieckmann, G.S.; Halden, N.; Nehrke, G.; Papakyriakou, T.; Tison, J.-L.; Delille, B. (2013). First estimates of the contribution of CaCO₃ precipitation to the release of CO₂ to the atmosphere during young sea ice growth. J. Geophys. Res. 118(1): 244-255. https://dx.doi.org/10.1029/2012JC007980, meer Vancoppenolle, M.; Meiners, K.M.; Michel, C.; Bopp, L.; Brabant, F.; Carnat, G.; Delille, B.; Lannuzel, D.; Madec, G.; Moreau, S.; Tison, J.-L.; van der Merwe, P. (2013). Role of sea ice in global biogeochemical cycles: emerging views and challenges. Quat. Sci. Rev. 79: 207-230. dx.doi.org/10.1016/j.quascirev.2013.04.011, meer Zhou, J.; Delille, B.; Eicken, H.; Vancoppenolle, M.; Brabant, F.; Carnat, G.; Geilfus, N.X.; Papakyriakou, T.; Heinesch, B.; Tison, J.-L. (2013). Physical and biogeochemical properties in landfast sea ice (Barrow, Alaska): Insights on brine and gas dynamics across seasons. J. Geophys. Res. Oceans, 118(6): 3172-3189. dx.doi.org/10.1002/jgrc.20232, meer Geilfus, N.-X.; Carnat, G.; Papakyriakou, T.; Tison, J.-L.; Else, B.; Thomas, H.; Shadwick, E.; Delille, B. (2012). Dynamics of pCO₂ and related air-ice CO₂ fluxes in the Arctic coastal zone (Amundsen Gulf, Beaufort Sea). J. Geophys. Res. 117(C00G10): 1-15. https://dx.doi.org/10.1029/2011JC007118, meer Stefels, J.; Carnat, G.; Dacey, J.W.H.; Goossens, T.; Elzenga, J.T.M.; Tison, J.-L. (2012). The analysis of dimethylsulfide and dimethylsulfoniopropionate in sea ice: dry-crushing and melting using stable isotope additions. Mar. Chem. 128-129: 34-43. http://dx.doi.org/10.1016/j.marchem.2011.09.007, meer
Boekhoofdstuk [show]
Jacques, C.; Sapart, C.J.; Carnat, G.; Delille, B.; Röckmann, T.; van der Veen, C.; Tison, J.-L. (2017). Where does the methane entrapped in Antarctic sea ice come from?, in: Van de Putte, A. (Ed.) Book of Abstracts: XIIth SCAR Biology Symposium, Leuven, Belgium, 10-14 July 2017. pp. 381, meer
Abstracts (6) [show]
van der Linden, F.; Carnat, G.; Sapart, C.; de Jong, J.T.M.; Kotovitch, M.; Stammerjohn, S.; Ackley, S.; Tison, J.-L.; Delille, B. (2019). Ocean-sea ice-atmosphere gas exchanges in the early stages of ice formation: insight from the PIPERS cruise, in: 51^st International Liège Colloquium on Ocean Dynamics. Polar Ocean facing changes. , meer Wittek, B.; Carnat, G.; Tison, J.-L.; Gypens, N. (2019). What is the impact of brines conditions on the biogenic DMSP and DMSO production? A cell culture approach, in: 51^st International Liège Colloquium on Ocean Dynamics. Polar Ocean facing changes. , meer Kotovitch, M.; Tison, J.-L.; Fripiat, F.; Deman, F.; Sapart, C.; Carnat, G.; Moreau, S.; Van der Linden, F.; Delille, B. (2017). N₂O production and cycling within Antarctic sea ice, in: Van de Putte, A. (Ed.) Book of Abstracts: XIIth SCAR Biology Symposium, Leuven, Belgium, 10-14 July 2017. pp. 382, meer Van der Linden, F.; Champenois, W.; Heinesch, B.; Moreau, S.; Kotovitch, M.; Carnat, G.; Fripiat, F.; Zhou, J.; Haskell, T.; Tison, J.-L.; Delille, B. (2017). Antarctic sea ice trophic status, in: Van de Putte, A. (Ed.) Book of Abstracts: XIIth SCAR Biology Symposium, Leuven, Belgium, 10-14 July 2017. pp. 387, meer Van der Linden, F.; Champenois, W.; Heinesch, B.; Moreau, S.; Kotovitch, M.; Carnat, G.; Zhou, J.; Fripiat, F.; Haskell, T.H.; Tison, J.-L.; Delille, B. (2016). Annual dynamics of CO₂ partial pressure within bulk sea ice and related CO₂fluxes at Cape Evans (Antarctica) , in: Mees, J. et al. (Ed.) Book of abstracts – VLIZ Marine Scientist Day. Brugge, Belgium, 12 February 2016. VLIZ Special Publication, 75: pp. 117, meer Zhou, J.; Tison, J.-L.; Eicken, H.; Petrich, C.; Geilfus, N.-X.; Brabant, F.; Carnat, G.; Papakyriakou, T.; Heinesch, B.; Laing, R.; Delille, B. (2011). Dynamic processes in sea ice captured by the temporal evolution of its biogeochemical properties, in: Mees, J. et al. (Ed.) VLIZ Young Marine Scientists' Day, Brugge, Belgium 25 February 2011: book of abstracts. VLIZ Special Publication, 48: pp. 111, meer
Overige publicaties (2) [show]
Wittek, B.; Carnat, G.; Gypens, N.; Tison, J.-L. (2017). Impact of seasonal environmental stress in sea ice on the production and emission of dimethylsulfide by microbial communities. Poster presented at the VLIZ Marine Science Day 3 March 2017. Université Libre de Bruxelles: Brussel. 1 poster pp., meer Dehairs, F.; Tison, J.-L.; Delille, B.; André, L.; Goosse, H.; Fripiat, F.; Moreau, S.; Cavagna, A.-J.; Vancoppenolle, M.; Schoemann, V.; Sapart, C.; Heinesch, B.; Zhou, J.; Carnat, G.; Roukaert, A.; Champenois, W.; de Jong, J. (2014). BIGSOUTH: BIoGeochemical cycles in the SOUTHern Ocean: Role within the Earth system. Sci. connect. (Ned. ed.) 44: 8-12, meer