• Land-atmosphere interactions and hydrologic cycle at regional scale

• Atmospheric-hydrological modeling improvement with cosmic-ray neutron soil moisture information

• Development of a water tracing procedure and a water budget calculation tool in a coupled regional model

• Development of a stable water isotopologue modeling procedure in a coupled regional model

• Gravity wave dynamics and turbulence

• Tropical cyclogenesis

• Development of momentum, energy and vorticity budget calculation tools in a regional model

?Arnault J., A. M. Mwanthi, T. Portele, L. Li, T. Rummler, B. Fersch, M. A. Hassan, T. K. Bahaga, Z. Zhang, E. M. Mortey, I. C. Achugbu, H. Moutahir, S. Sy, J. Wei, P. Laux, S. Sobolowski, and H. Kunstmann, 2023: Regional water cycle sensitivity to afforestation: synthetic numerical experiments for tropical Africa. Front. Clim. 5:1233536. https://doi.org/10.3389/fclim.2023.1233536

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Arnault J., K. Niezgoda, G. Jung, A. Hahn, M. Zabel, E. Schefu?, and H. Kunstmann, 2022: Disentangling the contribution of moisture source change to isotopic proxy signatures: Deuterium tracing with WRF-Hydro-iso-tag and application to southern African Holocene sediment archives, J. Clim., 35, 3855-3879. https://doi.org/10.1175/JCLI-D-22-0041.1

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Arnault J., G. Jung, B. Haese, B. Fersch, T. Rummler, J. Wei, Z. Zhang, H. Kunstmann, 2021: A joint soil-vegetation-atmospheric modeling procedure of water isotopologues: Implementation and application to different climate zones with WRF-Hydro-iso. J. Adv. Model. Earth Syst., 13, e2021MS002562. https://doi.org/10.1029/2021MS002562

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Arnault J., B. Fersch, T. Rummler, Z. Zhang, G. M. Quenum, J. Wei, M. Graf, P. Laux, and H. Kunstmann, 2021: Lateral terrestrial water flow contribution to summer precipitation at continental scale – A comparison between Europe and West Africa with WRF-Hydro-tag ensembles. Hydrol. Process. 35, e14183. https://doi.org/10.1002/hyp.14183

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Arnault J., J. Wei, T. Rummler, B. Fersch, Z. Zhang, G. Jung, S. Wagner, and H. Kunstmann, 2019: A joint soil‐vegetation‐atmospheric water tagging procedure with WRF‐Hydro: Implementation and application to the case of precipitation partitioning in the upper Danube river basin. Water Resour. Res., 55, 6217-6243. https://doi.org/10.1029/2019WR024780

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Arnault J., T. Rummler, F. Baur, S. Lerch, S. Wagner, B. Fersch, Z. Zhang, N. Kerandi, C. Keil, and H. Kunstmann, 2018: Precipitation sensitivity to the uncertainty of terrestrial water flow in WRF-Hydro – An ensemble analysis for Central Europe. J. Hydrometeor., 19, 1007–1025. https://doi.org/10.1175/JHM-D-17-0042.1

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Arnault, J., R. Knoche, J. Hui, and H. Kunstmann, 2016: Evaporation tagging and atmospheric water budget analysis with WRF: A regional precipitation recycling study for West Africa, Water Resour. Res., 52, 1544–1567. https://doi.org/10.1002/2015WR017704

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Arnault, J., S. Wagner, T. Rummler, B. Fersch, J. Bliefernicht, S. Andresen, and H. Kunstmann, 2016: Role of runoff-infiltration partitioning and resolved overland flow on land-atmosphere feedbacks: A case-study with the WRF-Hydro coupled modeling system for West Africa, J. Hydrometeor., 17, 1489–1516. https://doi.org/10.1175/JHM-D-15-0089.1

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Arnault, J., 2013: Large-scale dynamical influence of a gravity wave generated over the Antarctic Peninsula - regional modelling and budget analysis, Tellus A, 65, 20254. https://doi.org/10.3402/tellusa.v65i0.20254

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Arnault, J., and S. Kirkwood, 2012: Dynamical influence of gravity waves generated by the Vestfjella Mountains in Antarctica: radar observations, fine-scale modeling and kinetic energy budget analysis, Tellus A, 64, 17261. https://doi.org/10.3402/tellusa.v64i0.17261

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Arnault, J., and F. Roux, 2011: Characteristics of African easterly waves associated with tropical cyclogenesis in the Cape Verde islands region in July – August – September of 2004-2008, Atm. Res., 100, 61-82. https://doi.org/10.1016/j.atmosres.2010.12.028

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Arnault, J., and F. Roux, 2010: Comparison between two case-studies of developing and non-developing African easterly waves: absolute vertical vorticity budget, Mon. Wea. Rev., 138, 1420-1445. https://doi.org/10.1175/2009MWR3120.1

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Arnault, J., and F. Roux, 2010: Failed cyclogenetic evolution of a West-African monsoon perturbation observed during AMMA SOP-3, J. Atmos. Sci., 67, 1863-1883. https://doi.org/10.1175/2010JAS3203.1

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Arnault, J., and F. Roux, 2009: Case-study of a developing African easterly wave: an energetic point of view, J. Atmos. Sci., 66, 2991-3020. https://doi.org/10.1175/2009JAS3009.1

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