964: Detectability of non-tidal ocean signals in Earth’s magnetic field (OceanMag)

Principal investigator: Jan Saynisch

GeoForschungsZentrum Potsdam (Community project)

Project abstract

Report 1/2016 to 12/2016
Report 1/2017 to 12/2017
Report 1/2018 to 12/2018
Report 1/2019 to 12/2019
Report 1/2020 to 12/2020
Report 1/2021 to 12/2021
Report 1/2022 to 12/2022

Publications

• DOI: 10.1186/s40623-022-01610-9, Petereit, J., Saynisch-Wagner, J., Morschhauser, A. et al. On the characterization of tidal ocean-dynamo signals in coastal magnetic observatories. Earth Planets Space 74, 67 (2022). https://doi.org/10.1186/s40623-022-01610-9
• Baerenzung, J,. Saynisch-Wagner, J., Holschneider, M.: Kalmag: a high spatio temporal model of the geomagnetic field (2022). In publication, Earth Planets Space
• DOI: 10.1186/s40623-021-01557-3, Saynisch-Wagner, J., Baerenzung, J., Hornschild, A. et al. Tide-induced magnetic signals and their errors derived from CHAMP and Swarm satellite magnetometer observations. Earth Planets Space 73, 234 (2021). https://doi.org/10.1186/s40623-021-01557-3
• DOI: 10.5194/npg-29-53-2022, Schachtschneider, R., Saynisch-Wagner, J., Klemann, V., Bagge, M., Thomas, M. (2022): An approach for constraining mantle viscosities through assimilation of palaeo sea level data into a glacial isostatic adjustment model. - Nonlinear Processes in Geophysics, 29, 1, 53-75. https://doi.org/10.5194/npg-29-53-2022
• DOI: 10.1038/s41598-019-44397-8, Irrgang, C., Saynisch, J., Thomas, M. (2019): Estimating global ocean heat content from tidal magnetic satellite observations. - Scientific Reports, 9, 7893.
• DOI: 10.1029/2019JC015960, Saynisch-Wagner, J., Petereit, J., Irrgang, C., Thomas, M. (2020): Phase changes of electromagnetic oceanic tidal signals. - Journal of Geophysical Research: Oceans, 125, 4, e2019JC015960. https://doi.org/10.1029/2019JC015960
• DOI: 10.1029/2018JC014768, Petereit, J., Saynisch, J., Irrgang, C., Thomas, M. (2019): Analysis of ocean tide induced magnetic fields derived from oceanic in‐situ observations — climate trends and the remarkable sensitivity of shelf regions. - Journal of Geophysical Research, 124, 11, 8257-8270. https://doi.org/10.1029/2018JC014768
• DOI: 10.1029/2020GL089258, Irrgang, C., Dill, R., Boergens, E., Saynisch-Wagner, J., Thomas, M. (2020): Self-validating deep learning for recovering terrestrial water storage from gravity and altimetry measurements. - Geophysical Research Letters, 47, 17, e2020GL089258. https://doi.org/10.1029/2020GL089258
• DOI: 10.1029/2019MS001876, Irrgang, C., Saynisch-Wagner, J., Thomas, M. (2020): Machine Learning‐Based Prediction of Spatiotemporal Uncertainties in Global Wind Velocity Reanalyses. - Journal of Advances in Modeling Earth Systems, 12, 5, e2019MS001876. https://doi.org/10.1029/2019MS001876
• DOI: 10.1038/s41598-019-44397-8, Irrgang, C., Saynisch, J., Thomas, M. (2019): Estimating global ocean heat content from tidal magnetic satellite observations. - Scientific Reports, 9, 7893.
• DOI: 10.1186/s40623-019-1033-7, Šachl, L., Martinec, Z., Velímský, J., Irrgang, C., Petereit, J., Saynisch, J., Einšpigel, D., Schnepf, N. R. (2019): Modelling of electromagnetic signatures of global ocean circulation: physical approximations and numerical issues. - Earth Planets and Space, 71, 58.
• e.g., Irrgang, C., Saynisch-Wagner, J., Thomas, M. (2018): Depth of origin of ocean-circulation-induced magnetic signals. Annales Geophysicae, 36, 167-180. doi: 10.5194/angeo-36-167-2018 Petereit, J., Saynisch, J., Irrgang, C., Weber, T., Thomas, M. (Discussion started 28 Feb 2018): Electromagnetic characteristics of ENSO. Ocean Science. doi: 10.5194/os-2018-4 Saynisch, J., Irrgang, C., Thomas, M. (2018): On the Use of Satellite Altimetry to Detect Ocean Circulation´s Magnetic Signals. Journal of Geophysical Research-Ocean. doi: 10.1002/2017JC013742 Saynisch, J., Irrgang, C., Thomas, M. (2018): Estimating ocean tide model uncertainties for electromagnetic inversion studies. Annales Geophysicae, 36, pp. 1009-1014. doi: 10.5194/angeo-36-1009-2018
• Saynisch, J., Petereit, J., Irrgang, C., Thomas, M. (2017): Impact of oceanic warming on electromagnetic oceanic tidal signals - a CMIP5 climate model based sensitivity study. - Geophysical Research Letters, 44, 10, p. 4994-5000. Irrgang, C., Saynisch, J., Thomas, M. (2017): Utilizing oceanic electromagnetic induction to constrain an ocean general circulation model: A data assimilation twin experiment. - Journal of Advances in Modeling Earth Systems, 9, 3, p. 1703-1720.
• Irrgang, C., Saynisch, J., Thomas, M. (2016): Impact of variable seawater conductivity on motional induction simulated with an ocean general circulation model. - Ocean Science, 12, 1, p. 129-136.
• Irrgang, C., Saynisch, J., Thomas, M. (2016): Ensemble simulations of the magnetic field induced by global ocean circulation: Estimating the uncertainty. - Journal of Geophysical Research, 121, 3, p. 1866-1880.
• Saynisch, J., J. Petereit, C. Irrgang, A. Kuvshinov, and M. Thomas (2016), Impact of climate variability on the tidal oceanic magnetic signal—A model-based sensitivity study, J. Geophys. Res. Oceans, 121, 5931–5941, doi:10.1002/2016JC012027.