Dr. rer. nat. Ulrike Löptien
Wissenschaftliche Mitarbeiterin in der Forschungseinheit Biogeochemische Modellierung
Büro:
Raum 10
"Seeburg", Düsternbrooker Weg 2
Tel.: +49 431 600-4033
Fax: +49 431 600-1515
E-Mail: uloeptien(at)geomar.de
Anschrift:
GEOMAR Helmholtz-Zentrum für Ozeanforschung Kiel
Düsternbrooker Weg 20
24105 Kiel
Forschungsinteressen
- Datenanalyse und -modellierung (Ozean, Atmosphäre, Marine Biogeochemie, Meereis)
- Regionale Prozessstudien (z.B. NAO, Ostsee, Tropischer Pazifik)
- Parameteroptimierung, Gaußsche Prozessemulatoren
Ausbildung
- 2000 – 2004 Dr.rer.nat. in Meteorologie an der Christian-Albrechts-Universität zu Kiel
- 1991 – 1999 Diplom in Mathematik an der Christian-Albrechts-Universität zu Kiel
Publikationen
Anzahl der Einträge: 52.
Artikel in einer Fachzeitschrift - begutachtet
und Dietze, H.
(Eingereicht)
Cyanobacteria Blooms in the Baltic Sea: A Review of Models and Facts.
Biogeosciences (BG)
.
DOI 10.5194/bg-2020-151.
, Löptien, U. und Getzlaff, J.
(2020)
MOMSO 1.0 – an eddying Southern Ocean model configuration with fairly equilibrated natural carbon.
Geoscientific Model Development, 13
.
pp. 71-97.
DOI 10.5194/gmd-13-71-2020.
und Dietze, H.
(2019)
Reciprocal bias compensation and ensuing uncertainties in model-based climate projections: pelagic biogeochemistry versus ocean mixing.
Biogeosciences (BG), 16
(9).
pp. 1865-1881.
DOI 10.5194/bg-16-1865-2019.
, Fransner, F., Gröger, M. , Liu, Y., Pemberton, P., Schimanke, S. , Andersson, H., Ljungemyr, P., Nygren, P., Falahat, S., Nord, A., Jönsson, A., Lake, I., Döös, K. , Hieronymus, M., Dietze, H. , Löptien, U. , Kuznetsov, I., Westerlund, A. , Tuomi, L. und Haapala, J.
(2019)
Nemo-Nordic 1.0: a NEMO-based ocean model for the Baltic and North seas – research and operational applications.
Geoscientific Model Development, 12
(1).
pp. 363-386.
DOI 10.5194/gmd-12-363-2019.
, Leonhard, C., Oschlies, A. und Srivastav, A.
(2018)
Error assessment of biogeochemical models by lower bound methods (NOMMA-1.0).
Geoscientific Model Development, 11
(3).
pp. 1181-1198.
DOI 10.5194/gmd-2017-133.
![[img]](http://oceanrep.geomar.de/style/images/fileicons/archive.png)
, Hordoir, R., Höglund, A., Schimanke, S., Axell, L. und Haapala, J.
(2017)
Sea-ice evaluation of NEMO-Nordic 1.0: a NEMO–LIM3.6-based ocean–sea-ice model setup for the North Sea and Baltic Sea.
Geoscientific Model Development, 10
(8).
pp. 3105-3123.
DOI 10.5194/gmd-10-3105-2017.
und Dietze, H.
(2017)
Effects of parameter indeterminacy in pelagic biogeochemical modules of Earth System Models on projections into a warming future: The scale of the problem.
Global Biogeochemical Cycles, 31
(7).
pp. 1155-1172.
DOI 10.1002/2017GB005690.
, Wallhead, P., Hemmings, J., Löptien, U. , Kriest, I. , Krishna, S., Ward, B. A., Slawig, T. und Oschlies, A.
(2017)
Reviews and syntheses: Parameter identification in marine planktonic ecosystem modelling.
Biogeosciences (BG), 14
(6).
pp. 1647-1701.
DOI 10.5194/bg-14-1647-2017.
, Getzlaff, J. und Löptien, U.
(2017)
Simulating natural carbon sequestration in the Southern Ocean: on uncertainties associated with eddy parameterizations and iron deposition.
Biogeosciences (BG), 14
.
pp. 1561-1576.
DOI 10.5194/bg-14-1561-2017.
und Löptien, U.
(2016)
Effects of surface current/wind interaction in an eddy-rich general ocean circulation simulation of the Baltic Sea.
Ocean Science, 12
.
pp. 977-986.
DOI 10.5194/os-12-977-2016.
, Dietze, H. und Kuznetsov, I.
(2015)
Influence of sea level rise on the dynamics of salt inflows in the Baltic Sea.
Journal of Geophysical Research: Oceans, 120
(10).
pp. 6653-6668.
DOI 10.1002/2014JC010642.
und Dietze, H.
(2015)
Constraining parameters in marine pelagic ecosystem models – is it actually feasible with typical observations of standing stocks?.
Ocean Science, 11
(4).
pp. 573-590.
DOI 10.5194/os-11-573-2015.
und Axell, L.
(2014)
Ice and AIS: ship speed data and sea ice forecasts in the Baltic Sea.
The Cryosphere, 8
.
pp. 2409-2418.
DOI 10.5194/tc-8-2409-2014.
und Dietze, H.
(2014)
Sea ice in the Baltic Sea - revisiting BASIS-ice, a historical data set covering the period 1960/61-78/79.
Earth System Science Data, 6
.
pp. 367-374.
DOI 10.5194/essd-6-367-2014.
, Löptien, U. und Getzlaff, K.
(2014)
MOMBA 1.1 - a high-resolution Baltic Sea configuration of GFDL's modular ocean model.
Geoscientific Model Development, 7
.
pp. 1713-1731.
DOI 10.5194/gmd-7-1713-2014.
und Löptien, U.
(2013)
Revisiting "nutrient trapping" in global coupled biogeochemical ocean circulation models.
Global Biogeochemical Cycles, 27
(2).
pp. 265-284.
DOI 10.1002/gbc.20029.
, Martensson, S., Meier, H. E. M. und Höglund, A.
(2013)
Long-term characteristics of simulated ice deformation in the Baltic Sea (1962–2007).
Journal of Geophysical Research: Oceans, 118
(2).
pp. 801-815.
DOI 10.1002/jgrc.20089.
![[img]](http://oceanrep.geomar.de/style/images/fileicons/text.png)
(2011)
Steady states and sensitivities of commonly used pelagic ecosystem model components.
Ecological Modelling, 222
(8).
pp. 1376-1386.
DOI 10.1016/j.ecolmodel.2011.02.005.
und Meier, H. E. M.
(2011)
The influence of increasing water turbidity on the sea surface temperature in the Baltic Sea: A model sensitivity study.
Journal of Marine Systems, 88
(2).
pp. 323-331.
DOI 10.1016/j.jmarsys.2011.06.001.
und Kjellström, E.
(2011)
Quality assessment of atmospheric surface fields over the Baltic Sea from an ensemble of regional climate model simulations with respect to ocean dynamics.
Oceanologia, 53
(Suppl. 1).
pp. 193-227.
DOI 10.5697/oc.53-1-TI.193.
und Eden, C.
(2010)
Multidecadal CO2uptake variability of the North Atlantic.
Journal of Geophysical Research: Atmospheres, 115
(D12).
D12113.
DOI 10.1029/2009JD012431.
, Eden, C., Timmermann, A. und Dietze, H.
(2009)
Effects of biologically induced differential heating in an eddy-permitting coupled ocean-ecosystem model.
Journal of Geophysical Research: Oceans, 114
(C6).
DOI 10.1029/2008JC004936.
, Gulev, S. K., Latif, M. , Zolina, O. und Soloviov, V.
(2008)
Cyclone life cycle characteristics over the Northern Hemisphere in coupled GCMs.
Climate Dynamics, 31
(5).
pp. 507-532.
DOI 10.1007/s00382-007-0355-5.
und Ruprecht, E.
(2005)
Effect of Synoptic Systems on the Variability of the North Atlantic Oscillation.
Monthly Weather Review, 133
(10).
pp. 2894-2904.
DOI 10.1175/MWR3007.1.
Artikel in einer Fachzeitschrift - nicht begutachtet
und Dietze, H.
(2020)
Contrasting juxtaposition of two paradigms for diazotrophy in an Earth System Model of intermediate complexity.
Biogeosciences Discussions
.
DOI 10.5194/bg-2020-96.
Buchkapitel
und Eden, C.
(2008)
Simulating El-Nino in an eddy-resolving coupled ocean-ecosystem model.
In: High Performance Computing in Science and Engineering 08.
, ed. by
Nagel, W. E..
Springer, Berlin, pp. 471-479.
Vorträge
, Dietze, H. , Löptien, U. und Fennel, K.
(2020)
Generation mechanisms of mesoscale eddies in the Eastern Tropical North Atlnatic Ocean.
[Vortrag]
In: Ocean Sciences Meeting 2020. , 16.-21.02.2020, San Diego, USA .
(2019)
Optimizing pelagical biogeochemical model parameters - promises and pitfalls.
[Eingeladener Vortrag]
In: Commonwealth Scientific and Industrial Research Organisation (CSIRO). , 18.02.2019, Hobart, Australia .
und Löptien, U.
(2018)
Spatial model resolution and projections of pelagic biogeochemistry into a warming future: the higher the better?.
[Eingeladener Vortrag]
In: Swedish Meteorological and Hydrological Institute (SMHI). , 24.09.2018, Norrköping, Sweden .
und Dietze, H.
(2018)
Spatial resolution and projections of pelagic biogeochemistry into a warming future: the higher the better?.
[Eingeladener Vortrag]
In: Helmholtz-Zentrum Geesthacht (HZG). , 15.08.2018, Geesthacht, Germany .
und Löptien, U.
(2017)
Preliminary results from a suite of simulations off Mauretania: On resolution, diabatic transports and oxygen.
[Eingeladener Vortrag]
In: Submesoscale Miniworkshop. , 19.10.2017, GEOMAR, Kiel, Germany .
, Löptien, U. , Getzlaff, J. und Getzlaff, K.
(2017)
Eddies and biogeochemistry: from the Southern Ocean to the Baltic Sea.
[Eingeladener Vortrag]
In: Swedish Meteorological and Hydrological Institute (SMHI). , 12.01.2017, Norrköping, Sweden .
, Dietze, H. , Löptien, U. und Schartau, M.
(2017)
Calibration and parameter identification of global marine biogeochemistry models.
[Vortrag]
In: PalMod Annual Retreat. , 22.02.2017, Lübeck, Germany .
, Dietze, H. und Getzlaff, K.
(2017)
The effects of spurious mixing in the high resolution Baltic Sea model setup MOMBA.
[Eingeladener Vortrag]
In: Swedish Meteorological and Hydrological Institute (SMHI). , 10.01.2017, Norrköping, Sweden .
, Dietze, H. , Getzlaff, J. und Prowe, A. E. F.
(2016)
Towards optimizing coupled 3-dimensional ocean circulation biogeochemical models: promises and pitfalls.
[Eingeladener Vortrag]
In: Swedish Meteorological and Hydrological Institute (SMHI). , 17.02.2016, Norrköping, Sweden .
und Löptien, U.
(2015)
Eddies & Carbon in the Southern Ocean.
[Vortrag]
In: CARBOCHANGE Final Project Meeting 2015. , 19.-22.01.2015, Bergen, Norway .
und Löptien, U.
(2015)
Simulating eddy-wind interaction with MOMBA.
[Vortrag]
In: 10. Baltic Sea Science Congress. , 15.-19.06.2015, Riga, Latvia .
und Dietze, H.
(2015)
Parameters estimation in marine ecosystem models: limitations of typical standing stock observations.
[Vortrag]
In: EGU General Assembly 2015. , 12.–17.04.2015 , Vienna, Austria .
, Getzlaff, J. und Löptien, U.
(2013)
Revisiting "Nutrient Trapping" in global coupled biogeochemical Ocean Circulation Models: Cause and remedy.
[Vortrag]
In: EGU General Assembly 2013. , 07.-12.04.2013, Vienna, Austria .
und Dietze, H.
(2013)
Constraining parameters in state-of-the-art marine pelagic ecosystem models. Is it actually feasible?.
[Vortrag]
In: Baltic Sea Science Congress 2013. , 26.-30-08.2013, Klaipeda, Lithuania .
und Meier, H. E. M.
(2012)
A trafficability index for winter navigation in the Baltic Sea.
[Vortrag]
In: 7. SAFEWIN assembly meeting. , 28.-29.08.2012, Espoo, Finland .
, Maartensson, S., Meier, H. E. M. und Höglund, A.
(2012)
Ice stress modeling - state of the art.
[Vortrag]
In: 6. SAFEWIN assembly meeting. , 17.-18.04.2012, Turku, Finland .
und Meier, H. E. M.
(2011)
The influence of increasing water turbidity on the sea surface temperature in the Baltic Sea: A model sensitivity study.
[Vortrag]
In: 8. Baltic Sea Science Congress (BSSC). , 22.-26.08.2011, St. Petersburg, Russia .
DOI 10.1016/j.jmarsys.2011.06.001.
, Maartensson, S., Meier, H. E. M. und Höglund, A.
(2011)
SAFEWIN: Analysis of modeled ice stresses (RCO-HELMI).
[Vortrag]
In: 5. SAFEWIN assembly meeting. , 26.-27.10.2011, St. Petersburg, Russia .
, Eden, C. und Timmermann, A.
(2008)
Biologically induced circulation changes in the tropical Pacific as simulated with eddy-resolving coupled ocean-ecosystem model.
[Vortrag]
In: EGU General Assembly. , 15.04, Vienna, Austria .
, Eden, C. und Timmermann, A.
(2008)
High resolution hybrid coupled modeling in the tropical Pacific.
[Vortrag]
In: EGU General Assembly. , 15.04, Vienna, Austria .
, Eden, C. und Timmermann, A.
(2008)
WP2: Simulating ENSO in an eddy-resolving coupled ocean-ecosystem model - part II.
[Vortrag]
In: DYNAMITE-meeting. , 07.02, Bologna, Italy .
, Eden, C. und Timmermann, A.
(2008)
WP4: Simulating ENSO in an eddy-resolving coupled ocean-ecosystem model - part I.
[Vortrag]
In: DYNAMITE-meeting. , 06.02, Bologna, Italy .
Poster
und Löptien, U.
(2015)
MOMSO - simulating eddying biogeochemistry in the Southern Ocean.
[Poster]
In: CARBOCHANGE Final Project Meeting 2015. , 19.-22.01.2015, Bergen, Norway .
, Getzlaff, K. und Löptien, U.
(2013)
MOMBA 1.1 - A high-resolution Baltic Sea configuration of GFDL's MOM4p1d coupled ocean circulation ice model.
[Poster]
In: Baltic Sea Science Congress 2013. , 26.-30-08.2013, Klaipeda, Lithuania .
und Löptien, U.
(2012)
Revisiting "Nutrient Trapping" in global coupled biogeochemical Ocean Circulation Models.
[Poster]
In: AGU Fall Meeting 2012. , 03.-07.12.2012, San Francisco, USA .
Hochschulschriften - nicht über Verlag veröffentlicht
(2003)
Effekte der Wechselwirkung zwischen Ozean und Atmosphäre auf die Nordatlantische Oszillation.
(PhD/Doktorarbeit), Christian-Albrechts-Universität, Kiel, Kiel, 98 pp.
