Franz Philip Tuchen
- Tel: +49 (0)421 218-62166
- Email: fptuchen [at] uni-bremen.de
- ORCID
- Google Scholar
- Web of Science
- ResearchGate
Research Interests
- Tropical ocean dynamics
- Equatorial waves and tropical instability waves
- Ocean-atmosphere interaction
- Ocean circulation and (sub)tropical currents
- Observing systems and methods
| Professional Experience | |
|---|---|
| Since 07/2025 | Senior Researcher, University of Bremen |
| 05/2024 - 06/2025 | Postdoctoral Researcher at the University of Miami, USA |
| 01/2022 - 04/2024 | Postdoctoral Fellow at NOAA's Atlantic Oceanographic and Meteorological Laboratory (AOML), Miami, USA |
| 11/2020 - 12/2021 | Postdoctoral Researcher at GEOMAR, Kiel |
| 10/2020 | Dissertation in Physical Oceanography, GEOMAR and Kiel University, Kiel |
| 04/2017 - 10/2020 | Doctoral Researcher at GEOMAR and Kiel University, Kiel |
| 01/2017 - 03/2017 | Researcher at GEOMAR, Kiel |
| 10/2013 - 12/2016 | Master of Science in Climate Physics: Meteorology and Physical Oceanography, GEOMAR and Kiel University, Kiel |
| 10/2010 - 09/2013 | Bachelor of Science in Physik des Erdsystems, GEOMAR and Kiel University, Kiel |
| Professional Service Activities | |
|---|---|
| 10/2010 - 09/2013 | Member of the International CLIVAR Atlantic Region Panel (ARP) |
| Since 09/2024 | Member of the PIRATA Scientific Steering Group (SSG) |
| Publications |
|---|
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Tuchen, F.P., G.R. Foltz., S.-K. Lee, R.C. Perez, A. Prigent, P. Brandt, M.J. McPhaden, H. Lopez, D. Kim, and R. West (2025), Record Warmth and Unprecedented Drop in Equatorial Atlantic Sea Surface Temperatures in 2024, Geophysical Research Letters, 52(12), e2025GL115973, doi:10.1029/2025GL115973. Foltz, G. R., Y.A. Eddebbar, J. Sprintall, A. Capotondi, S. Cravatte, P. Brandt, A. Sutton, T. Morris, J. Hermes, C.R. McMahon, M.J. McPhaden, L.B. Looney, F.P. Tuchen, M. Koll Roxy, F. Wang, F. Chai, R. Rodrigues, B. Rodriguez-Fonseca, A. Subramaniam, M. Dengler, C. Stienbarger, K. Bailey, and W. Yu (2025), Toward an integrated pantropical ocean observing system, Frontiers in Marine Science, 12:1539183, doi:10.3389/fmars.2025.1539183. Tuchen, F.P., R.C. Perez, G.R. Foltz, M.J. McPhaden, and R. Lumpkin (2024), Strengthening of the Equatorial Pacific Upper-Ocean Circulation Over the Past Three Decades. Journal of Geophysical Research: Oceans, 129(11), e2024JC021343, doi:10.1029/2024JC021343. Roch, M., P. Brandt, S. Schmidtko, and F.P. Tuchen (2024), Impact of the North Atlantic Oscillation on the Decadal Variability of the Upper Subtropical-Tropical Atlantic Ocean, Journal of Geophysical Research: Oceans, 129(4), e2023JC020614, doi:10.1029/2023JC020614. Tuchen, F.P., R.C. Perez, G.R. Foltz, P. Brandt, A. Subramaniam, S.-K. Lee, R. Lumpkin, and R. Hummels (2024), Modulation of Equatorial Currents and Tropical Instability Waves During the 2021 Atlantic Niño. Journal of Geophysical Research: Oceans, 129(1), e2023JC020431, doi:10.1029/2023JC020431. Lee, S.-K., H. Lopez, F.P. Tuchen, D. Kim, G.R. Foltz, and A.T. Wittenberg (2023), On the Genesis of the 2021 Atlantic Niño, Geophysical Research Letters, 50(16), e2023GL104452, doi:10.1029/2023GL104452. Tuchen, F.P., R.C. Perez, G.R. Foltz, P. Brandt, and R. Lumpkin (2022), Multidecadal Intensification of Atlantic Tropical Instability Waves, Geophysical Research Letters, 49(22), e2022GL0101073, doi:10.1029/2022GL101073. Körner, M., M. Claus, P. Brandt, and F.P. Tuchen (2022), Sources and Pathways of Intraseasonal Meridional Kinetic Energy in the Equatorial Atlantic Ocean, Journal of Physical Oceanography, 52(10), pp. 2445-2462, doi:10.1175/JPO-D-21-0315.1. Heukamp, F., P. Brandt, M. Dengler, F.P. Tuchen, M.J. McPhaden, and J.N. Moum (2022), Tropical Instability Waves and Wind-Forced Cross-Equatorial Flow in the Central Atlantic Ocean, Geophysical Research Letters, 49(19), e2022GL099325, doi:10.1029/2022GL099325. Tuchen, F.P., P. Brandt, J. Hahn, R. Hummels, G. Krahmann, B. Bourlès, C. Provost, M.J. McPhaden, and J.M. Toole (2022), Two Decades of Full-Depth Current Velocity Observations from a Moored Observatory in the Central Equatorial Atlantic at 0°N, 23°W, Frontiers in Marine Science, 9:910979, doi:10.3389/fmars.2022.910979. Fu, Y., P. Brandt, F.P. Tuchen, J.F. Lübbecke, and C. Wang (2022), Representation of the Mean Atlantic Subtropical Cells in CMIP6 Models, Journal of Geophysical Research: Oceans, 127(3), e2021JC018191, doi:10.1029/2021JC018191. Tuchen, F.P., P. Brandt, J.F. Lübbecke, und R. Hummels (2022), Transports and Pathways of the Tropical AMOC Return Flow From Argo Data and Shipboard Velocity Measurements, Journal of Geophysical Research: Oceans, 127(2), e2021JC018115, doi:10.1029/2021JC018115. Brandt, P., J. Hahn, S. Schmidtko, F.P. Tuchen, R. Kopte, R. Kiko, B. Bourlès, R. Czeschel, and M. Dengler (2021), Atlantic Equatorial Undercurrent intensification counteracts warming-induced deoxygenation, Nature Geoscience, 14, pp. 278-282, doi:10.1038/s41561-021-00716-1. Tuchen, F.P., J.F. Lübbecke, P. Brandt, and Y. Fu (2020), Observed Transport Variability of the Atlantic Subtropical Cells and Their Connection to Tropical Sea Surface Temperature Variability, Journal of Geophysical Research: Oceans, 125(12), e2020JC016592, doi:10.1029/2020JC016592 . Tuchen, F.P., J.F. Lübbecke, S. Schmidtko, R. Hummels, and C.W. Böning (2019), The Atlantic Subtropical Cells Inferred from Observations, Journal of Geophysical Research: Oceans, 124(11), pp. 7591-7605, doi:10.1029/2019JC015396. Tuchen, F.P., P. Brandt, M. Claus, and R. Hummels (2018), Deep Intraseasonal Variability in the Central Equatorial Atlantic, Journal of Physical Oceanography, 48(12), pp. 2851-2865, doi:10.1175/JPO-D-18-0059.1. Greatbatch, R.J., M. Claus, P. Brandt, J.-D. Matthießen, F.P. Tuchen, F. Ascani, M. Dengler, J.M. Toole, C. Roth, and J.T. Farrar (2018), Evidence for the Maintenance of Slowly Varying Equatorial Currents by Intraseasonal Variability, Geophysical Research Letters, 45(4), pp. 1923-1929, doi:10.1002/2017GL076662. |
| Research Cruises | |||
|---|---|---|---|
| RV F.G. Walton Smith, FLOTSUM2025a | Florida Strait | Feb 2025 | Miami, USA - Miami, USA |
| RV Meteor, M207 (Co-Chief Scientist) | Tropical Atlantic | Jan - Feb 2025 | Belem, Brazil - Mindelo, Cape Verde |
| RV F.G. Walton Smith, FLOTSUM2024b | Florida Strait | Sep & Nov 2024 | Miami, USA - Miami, USA |
| RV Gordon Gunter, PNE24 | Tropical Atlantic | Mar 2024 | Las Palmas, Spain - Suape, Brazil |
| RV F.G. Walton Smith, FLOTSUM2024a | Florida Strait | Feb 2024 | Miami, USA - Miami, USA |
| RV F.G. Walton Smith, FLOTSUM2023b | Florida Strait | Sep 2023 | Miami, USA - Miami, USA |
| RV Maria S. Merian, MSM117 | Tropical Atlantic | May - Jun 2023 | Recife, Brazil - Ponta Delgada, Portugal |
| RV F.G. Walton Smith, FLOTSUM2023a | Florida Strait | Feb 2023 | Miami, USA - Miami, USA |
| RV Endeavor, EN697 (AB2302) | Subtropical Atlantic | Feb 2023 | Port Everglades, USA - Port Everglades, USA |
| RV Ronald H. Brown PNE22 (Co-Chief Scientist) | Tropical Atlantic | Nov - Dec 2022 | Bridgetown, Barbados - Newport, USA |
| RV F.G. Walton Smith, FLOTSUM2022a | Florida Strait | Mar & Apr 2022 | Miami, USA - Miami, USA |
| RV Alkor, AL564 | Western Baltic Sea | Sep 2021 | Kiel, Germany - Kiel, Germany |
| RV Sonne, SO284 | Tropical Atlantic | Jun - Aug 2021 | Emden, Germany - Emden, Germany |
| RV Alkor, AL541 | Western Baltic Sea | Aug 2020 | Kiel, Germany - Kiel, Germany |
| RV Meteor, M158 (TRATLEQ1) | Tropical Atlantic | Sep - Oct 2019 | Walvis Bay, Namibia - Recife, Brazil |
| RV Meteor, M145 | Tropical Atlantic | Feb - Mar 2018 | Mindelo, Cape Verde - Recife, Brazil |
| RV Meteor, M138 | Eastern Tropical Pacific | Jun - Jul 2017 | Callao, Peru - Bahia Las Minas, Panama |
| RV Meteor, M119 | Tropical Atlantic | Sep - Oct 2015 | Mindelo, Cape Verde - Recife, Brazil |
| RV Polarstern, PS88b | Tropical Atlantic | Nov - Dec 2014 | Las Palmas, Spanien - Cape Town, South Africa |
| RV Meteor, M106 | Tropical Atlantic | Apr - May 2014 | Mindelo, Cape Verde - Fortaleza, Brazil |