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Items where Author is "Hellmer, Hartmut"

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Article

Article
Timmermann, R. and Hellmer, H. (2013)
Southern Ocean warming and increased ice shelf basal melting in the twenty-first and twenty-second centuries based on coupled ice-ocean finite-element modelling ,
Ocean Dynamics, 63 (9), pp. 1011-1026 .
doi:10.1007/s10236-013-0642-0 , hdl:10013/epic.41921
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Article
Teschke, K. , Dorschel, B. , Gutt, J. , Hain, S. , Hellmer, H. , Jerosch, K. , Knust, R. , Kock, K. H. , Schlüter, J. M. , Siegel, V. and Brey, T. (2013)
Proposal for the establishment of a marine CCAMLR MPA in the Weddell Sea (Antarctica) – First conceptual outline ,
Working Group on Ecosystem Monitoring and Management, CCAMLR .
hdl:10013/epic.41841
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Article
Wang, Q. , Danilov, S. , Hellmer, H. , Sidorenko, D. , Schroeter, J. and Jung, T. (2013)
Enhanced cross-shelf exchange by tides in the western Ross Sea ,
Geophysical Research Letters, 40 (21), pp. 5735-5739 .
doi:10.1002/2013GL058207 , hdl:10013/epic.42757 Item availablity restricted.
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Article
Gladstone, R. M. , Lee, V. , Rougier, J. , Payne, A. J. , Hellmer, H. , Le Brocq, A. , Shepherd, A. , Edwards, T. L. , Gregory, J. and Cornford, S. L. (2012)
Calibrated prediction of Pine Island Glacier retreat during the 21st and 22nd centuries with a coupled flowline model ,
Earth and Planetary Science Letters, 333-33 , pp. 191-199 .
doi:10.1016/j.epsl.2012.04.022 , hdl:10013/epic.39352

Article
Timmermann, R. , Wang, Q. and Hellmer, H. (2012)
Ice shelf basal melting in a global finite-element sea ice/ice shelf/ocean model ,
Annals of Glaciology, 53 (60) .
doi:10.3189/2012AoG60A156 , hdl:10013/epic.40279
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Article
Hellmer, H. , Huhn, O. , Gomis, D. and Timmermann, R. (2011)
On the freshening of the northwestern Weddell Sea continental shelf ,
Ocean Science, 7 (3), pp. 305-316 .
doi:10.5194/os-7-305-2011 , hdl:10013/epic.37471
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Article
Wang, Q. , Danilov, S. , Hellmer, H. and Schröter, J. (2010)
Overflow dynamics and bottom water formation in the western Ross Sea: The influence of tides ,
J. Geophys. Res., 115, C10054 .
doi:10.1029/2010JC006189 , hdl:10013/epic.36146

Article
Rodehacke, C. , Roether, W. , Hellmer, H. and Hall, T. (2010)
Temporal variations and trends of CFC11 and CFC12 surface and deep water saturations in Antarctic marginal seas: Results of a regional ocean circulation model ,
Deep Sea Research I, 57 (2), pp. 175-198 .
doi:10.1016/j.dsr.2009.09.008 , hdl:10013/epic.34042
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Article
Olbers, D. and Hellmer, H. (2010)
A box model of circulation and melting in ice shelf caverns ,
Ocean Dynamics, 60 (1), pp. 141-153 .
doi:10.1007/s10236-009-0252-z , hdl:10013/epic.34064
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Article
Timmermann, R. , Le Brocq, A. , Deen, T. , Domack, E. , Dutrieux, P. , Galton-Fenzi, B. , Hellmer, H. , Humbert, A. , Jansen, D. , Jenkins, A. , Lambrecht, A. , Makinson, K. , Niederjasper, F. , Nitsche, F. , Nøst, O. A. , Smedsrud, L. H. and Smith, W. H. F. (2010)
A consistent dataset of Antarctic ice sheet topography, cavity geometry, and global bathymetry ,
Earth Syst. Sci. Data, 2, 261-273, 2010 ( ) .
doi:10.5194/essd-2-261-2010 , hdl:10013/epic.36409
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Article
Hellmer, H. , Kauker, F. and Timmermann, R. (2009)
Weddell Sea anomalies: Excitation, propagation, and possible consequencs ,
Geophysical Research Letters, 36, L12605 .
doi:10.1029/2009GL038407 , hdl:10013/epic.32819
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Article
Absy, J. M. , Schröder, M. , Muench, R. and Hellmer, H. (2008)
Early summer thermohaline characterisitcs and mixing in the western Weddell Sea ,
Deep Sea Research II, 55 (8), pp. 1117-1131 .
doi:10.1016/j.dsr2.2007.12.023 , hdl:10013/epic.30562

Article
Huhn, O. , Hellmer, H. , Rhein, M. , Rodehacke, C. , Roether, W. , Schodlok, M. and Schröder, M. (2008)
Evidence of deep- and bottom-water formation in the western Weddell Sea ,
Deep Sea Research II, 55 (8), pp. 1098-1116 .
doi:10.1016/j.dsr2.2007.12.015 , hdl:10013/epic.30560
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Article
Hellmer, H. , Haas, C. , Schröder, M. , Dieckmann, G. and Spindler, M. (2008)
The ISPOL drift experiment ,
Deep Sea Research II, 55 (8), pp. 913-917 .
doi:10.1016/j.dsr2.2008.01.001 , hdl:10013/epic.30561
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Article
Schodlok, M. , Wenzel, M. , Schröter, J. and Hellmer, H. (2008)
Regional and Global Effects of Southern Ocean Constraints in a Global Model ,
Ocean Dynamics. .
doi:10.1007/s10236-008-0143-8 , hdl:10013/epic.31186

Article
Rodehacke, C. , Hellmer, H. , Beckmann, A. and Roether, W. (2007)
Formation and spreading of Antarctic deep and bottom waters inferred from a chlorofluorocarbon (CFC) simulation ,
Journal of geophysical research-oceans, 112, C09001 .
doi:10.1029/2006JC003884 , hdl:10013/epic.27659
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Article
Haas, C. , Dieckmann, G. , Hellmer, H. and Schröder, M. (2006)
Frühling im Weddellmeer: Biologisch-physikalische Wechselwirkungen zwischen Atmosphäre, Eis und Ozean ,
Das AWI in den Jahren 2004 und 2005, pp. 58-60 .
hdl:10013/epic.25349
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Article
Rodehacke, C. , Hellmer, H. , Huhn, O. and Beckmann, A. (2006)
Ocean/ice shelf interaction in the southern Weddell Sea: results of a regional numerical helium/neon simulation ,
Ocean dynamics .
doi:10.1007/s10236-006-0073-2 , hdl:10013/epic.23220
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Article
Hellmer, H. , Dieckmann, G. , Haas, C. and Schröder, M. (2006)
Sea ice feedbacks observed in western Weddell Sea ,
EOS, Transactions, American Geophysical Union, 87(18), 173 .
hdl:10013/epic.23734
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Article
Schodlok, M. , Hellmer, H. , Rohardt, G. and Fahrbach, E. (2006)
Weddell Sea iceberg drift: Five years of observations ,
Journal of geophysical research-oceans, Vol. 111(C6), C06018 .
doi:10.1029/2004JC002661 , hdl:10013/epic.21475
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Article
Assmann, K. M. , Hellmer, H. and Jacobs, S. S. (2005)
Amundsen Sea ice production and transport ,
Journal of geophysical research-oceans, 110, C12013 .
doi:10.1029/2004JC002797 , hdl:10013/epic.16501
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Article
Schodlok, M. , Hellmer, H. , Schwarz, J. N. and Busche, T. (2005)
On iceberg behaviour: observations, model results, and satellite data ,
Forum for Research into Ice Shelf Processes (FRISP) Report, No. 16, pp. 19-25 .
hdl:10013/epic.21999

Article
Hellmer, H. , Schodlok, M. , Wenzel, M. and Schröter, J. (2005)
On the influence of adequate Weddell Sea characteristics in a large-scale global ocean circulation model ,
Ocean dynamics, 55 (2), pp. 88-99 .
doi:10.1007/s10236-005-0112-4 , hdl:10013/epic.21115
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Article
Hellmer, H. (2005)
On the problem of parameterizing ice shelf-ocean interaction in global climate models ,
Forum for Research into Ice Shelf Processes (FRISP) Report No. 16, pp. 27-31 .
hdl:10013/epic.21995
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Article
Hellmer, H. (2004)
Die "süßen" kalten Quellen der Antarktis (Antarctica's cold freshwater sources) ,
Das AWI in den Jahren 2002 und 2003, pp. 33-35 .
hdl:10013/epic.21030
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Article
Hellmer, H. (2004)
Impact of Antarctic ice shelf melting on sea ice and deep ocean properties ,
Geophysical research letters, Vol. 31, No. 10, L10307 .
doi:10.1029/2004GL019506 , hdl:10013/epic.19724
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Article
Robertson, R. , Beckmann, A. and Hellmer, H. (2003)
M_2 tidal dynamics in the Ross Sea ,
Antarctic Science, 15 (1), pp. 41-46 .
doi:10.1017/S0954102003001044 , hdl:10013/epic.15554
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Article
Assmann, K. , Hellmer, H. and Beckmann, A. (2003)
Seasonal variation in circulation and water mass distribution on the Ross Sea continental shelf ,
Antarctic Science, 15 (1), pp. 3-11 .
doi:10.1017/S0954102003001007 , hdl:10013/epic.15461
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Article
Hoppema, M. , Baar, H. J. W. d. , Fahrbach, E. , Hellmer, H. and Klein, B. (2003)
Substantial advective iron loss diminishes phytoplankton production in the Antarctic Zone ,
Global Biogeochemical Cycles, 17(1), 25 , pp. 1-9 .
doi:10.1029/2002GB001957 , hdl:10013/epic.16450

Article
Timmermann, R. , Beckmann, A. and Hellmer, H. (2002)
Interannual variability of the circulation in the Filchner-Ronne Ice Shelf cavity ,
Ice and Climate News, 3 , pp. 3-4 .
hdl:10013/epic.16304

Article
Muench, R. D. and Hellmer, H. (2002)
The International DOVETAIL Program ,
Deep-Sea Research II, 49 (21), pp. 4711-4714 .
doi:10.1016/S0967-0645(02)00155-8 , hdl:10013/epic.15314
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Article
Schröder, M. , Hellmer, H. and Absy, J. M. (2002)
On the near-bottom variability in the northwestern Weddell Sea ,
Deep-Sea Research II, Vol. 49, 21, pp., pp. 4767-4790 .
doi:10.1016/S0967-0645(02)00158-3 , hdl:10013/epic.15045
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Article
Schodlok, M. , Hellmer, H. and Beckmann, A. (2002)
On the transport, variability and origin of dense water masses crossing the South Scotia Ridge ,
Deep-Sea Research II, 49 , pp. 4807-4825 .
doi:10.1016/S0967-0645(02)00160-1 , hdl:10013/epic.14955
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Article
Timmermann, R. , Beckmann, A. and Hellmer, H. (2002)
Simulation of ice-ocean dynamics in the Weddell Sea. Part I: Model configuration and validation ,
Journal of Geophysical ResearchC3), 107 .
doi:10.1029/2000JC000741 , hdl:10013/epic.14501
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Article
Timmermann, R. , Hellmer, H. and Beckmann, A. (2002)
Simulations of ice-ocean dynamics in the Weddell Sea. 2. Interannual variability 1985 - 1993 ,
Journal of Geophysical ResearchC3) , 107 .
doi:10.1029/2000JC000742 , hdl:10013/epic.14510
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Article
Pereira, A. F. , Beckmann, A. and Hellmer, H. (2002)
Tidal mixing in the southern Weddell Sea: results from a three-dimensional model ,
Journal of Physical Oceanography, 32 (7), pp. 2151-2170 .
doi:10.1175/1520-0485(2002)032 , hdl:10013/epic.15135

Article
Muench, R. D. and Hellmer, H. (2001)
International Antarctic Zone (IAnZone): A SCOR-affiliated programme ,
CLIVAR Exchanges, 6 (4), pp. 30-31 .
hdl:10013/epic.15409

Article
Lichey, C. and Hellmer, H. (2001)
Modeling giant iceberg drift under the influence of sea ice in the Weddell Sea ,
Journal of Glaciology, 158 , pp. 452-460 .
hdl:10013/epic.14213
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Article
Schodlok, M. , Rodehacke, C. , Hellmer, H. and Beckmann, A. (2001)
On the origin of the deep CFC maximum in the eastern Weddell Sea - numerical model results ,
Geophysical Research Letters, 28 (14), pp. 2859-2862 .
doi:2000GL012497 , hdl:10013/epic.14702
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Article
Hellmer, H. and Beckmann, A. (2001)
On the seasonal variability of the Southern Ocean meridional overturning ,
Exchanges : newsletter of the Climate Variability and Predictability Programme (CLIVAR), 6(4). {http://www.clivar.org/publications/exchanges/ex22/ex22.pdf}, 28 .
hdl:10013/epic.15408
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Article
Timmermann, R. , Beckmann, A. and Hellmer, H. (2001)
Parameterization of deep convection in the Weddell Sea ,
CLIVAR Exchanges, 6 (4), pp. 26-27 .
hdl:10013/epic.15422

Article
Hellmer, H. and Beckmann, A. (2001)
The Southern Ocean: A ventilation contributor with multiple sources ,
Geophysical Research Letters, 28 (15), pp. 2927-2930 .
hdl:10013/epic.14095
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Article
Jenkins, A. , Hellmer, H. and Holland, D. M. (2001)
The role of meltwater advection in the formulation of conservative boundary conditions at an ice-ocean interface ,
Journal of Physical Oceanography, 31 (1), pp. 285-296 .
hdl:10013/epic.12131

Article
Timmermann, R. , Beckmann, A. and Hellmer, H. (2001)
The role of sea ice in the fresh water budget of the Weddell Sea ,
Annals of Glaciology, 33 , pp. 419-424 .
hdl:10013/epic.14203
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Article
Beckmann, A. , Hellmer, H. and Timmermann, R. (1999)
A numerical model of the Weddell Sea: Large scale circulation and water mass distribution ,
Journal of Geophysical ResearchC10), 104 , pp. 23375-23391 .
hdl:10013/epic.10816
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Article
Grosfeld, K. , Hellmer, H. , Jonas, M. , Sandhäger, H. , Schulte, M. and Vaughan, D. G. (1998)
Marine ice beneath Filchner Ice Shelf Evidence from a multi-disciplinary approach ,
Ocean, ice and atmosphere Interactions at the Antarctic continental margin (S Jacobs, R Weiss, eds ) Antarct Res Ser , AGU, Washington DC, 75 , pp. 319-339 .
hdl:10013/epic.11672

Article
Hellmer, H. , Jacobs, S. S. and Jenkins, A. (1998)
Oceanic erosion of a floating Antarctic glacier in the Amundsen Sea ,
Ocean, Ice, and Atmosphere: Interactions at the Antarctic continental margin (S Jacobs, R Weiss, eds ) Antarctic Research Series, AGU, Washington DC, USA, 75 , pp. 319-339 .
hdl:10013/epic.11843

Article
Hellmer, H. and Beckmann, A. (1998)
The influence of ice shelves on the Weddell Sea ,
FRISP Report, 12 , pp. 40-44 .
hdl:10013/epic.14121

Article
Jenkins, A. , Vaughan, D. G. , Jacobs, S. S. , Hellmer, H. and Keys, J. R. (1997)
Glaciological and oceanographic evidence of high melt rates beneath Pine Island Glacier ,
Journal of Glaciology , 43 (143), pp. 114-121 .
hdl:10013/epic.12130

Article
Jacobs, S. S. , Hellmer, H. and Jenkins, A. (1996)
Antarctic ice sheet melting in the Southeast Pacific ,
Geophysical Research Letters, 23 (9), pp. 957-960 .
hdl:10013/epic.14118

Article
Hellmer, H. , Jacobs, S. S. , Rock, S. W. and Belem, A. (1995)
Late winter under the South Pacific sea ice ,
Antarctic Journal of the U.S., 30 (5), pp. 114-115 .
hdl:10013/epic.14119

Article
Hellmer, H. and Jacobs, S. S. (1995)
Seasonal circulation under the eastern Ross Ice Shelf, Antarctica ,
Journal of Geophysical Research, 100(C6), 10, 873 .
hdl:10013/epic.14117

Article
Hellmer, H. and Jacobs, S. S. (1994)
Temporal changes in shelf water of the southern Ross Sea ,
Antarctic Journal of the U.S., 29 (5), pp. 123-124 .
hdl:10013/epic.14115

Article
Jacobs, S. S. , Hellmer, H. , Schlosser, P. and Smethie, W. (1994)
An oceanographic expedition to the Amundsen and Bellingshausen Seas ,
Antarctic Journal of the U.S., 29 (5), pp. 109-111 .
hdl:10013/epic.14116

Article
Gordon, A. L. , Huber, B. A. , Hellmer, H. and Ffield, A. (1993)
Deep and bottom water of the Weddell Sea's western rim ,
Science, 262 , pp. 95-97 .
hdl:10013/epic.14113

Article
Hellmer, H. , Gordon, A. L. , Albarracin, J. and Huber, B. A. (1993)
Western Weddell Sea hydrography ,
Antarctic Journal of the U.S., 28 (5), pp. 78-79 .
hdl:10013/epic.14114

Article
Jacobs, S. S. , Hellmer, H. , Doake, C. S. M. , Jenkins, A. and Frolich, R. (1992)
Melting of ice shelves and the mass balance of Antarctica ,
Journal of Glaciology, 38 (130), pp. 375-387 .
hdl:10013/epic.14110

Article
Jacobs, S. S. , Hellmer, H. , Doake, C. S. M. , Jenkins, A. and Frolich, R. (1992)
Melting of ice shelves and the mass balance of Antarctica ,
Journal of Glaciology, 38 (130), pp. 375-387 .
hdl:10013/epic.14112

Article
Hellmer, H. and Jacobs, S. S. (1992)
Ocean interactions with the base of Amery Ice Shelf, Antarctica ,
Journal of Geophysical Research C12), 97 , pp. 20305-20317 .
hdl:10013/epic.14111

Article
Kipfstuhl, J. , Dieckmann, G. , Oerter, H. , Hellmer, H. and Graf, W. (1992)
The origin of green icebergs in Antarctica ,
Journal of Geophysical Research, Vol. 97, No. C12, pp., pp. 20319-20324 .
hdl:10013/epic.12248
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Article
Hellmer, H. and Olbers, D. (1991)
On the thermohaline circulation under the Filchner-Ronne Ice Shelf ,
Antarctic Science, 3 , pp. 433-442 .
hdl:10013/epic.11842

Article
Olbers, D. and Hellmer, H. (1990)
On the thermohaline circulation beneath the Filchner-Ronne Ice Shelf ,
Berichte aus dem Fachbereich Physik No. 8, Alfred-Wegener-Institut, Bremerhaven .
hdl:10013/epic.14378

Article
Hellmer, H. (1989)
Ein zweidimensionales Modell zur thermohalinen Zirkulation unter dem Schelfeis ,
Reports on Polar Research, Alfred Wegener Institute for Polar and Marine Research, Bremerhaven, 60 .
hdl:10013/epic.11841

Article
Hellmer, H. and Olbers, D. (1989)
A two-dimensional model for the thermohaline circulation under an ice shelf ,
Antarctic Science, 1 (4), pp. 325-336 .
hdl:10013/epic.11840

Article
Dieckmann, G. , Rohardt, G. , Hellmer, H. and Kipfstuhl, J. (1986)
The occurrence of ice platelets at 250 m depth near the Filchner Ice Shelf and its significance for sea ice biology ,
Deep-sea research i, 33 , pp. 141-148 .
hdl:10013/epic.11203

Article
Hellmer, H. and Bersch, M. (1985)
The Southern Ocean - A survey of oceanographic and marine meteorological research work ,
Reports on Polar Research, Alfred Wegener Institute for Polar and Marine Research, Bremerhaven, 26 .
hdl:10013/epic.11839

Book

Book
Giulivi, C. F. , Jacobs, S. S. , Gorman, E. , Sutherland, S. and Hellmer, H. (2001)
Oceanographic data beneath South Pacific sea ice. N.B. Palmer cruise 9405, September - October 1994 ,
Technical Report LDEO-99-1, Lamont-Doherty Earth Observatory of Columbia University, Palisades, New York .
hdl:10013/epic.15071
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Inbook

Inbook
Grosfeld, K. , Thoma, M. , Determann, J. , Hellmer, H. and Timmermann, R. (2014)
Die Wechselwirkung zwischen antarktischen Schelfeisgebieten und dem Ozean und der Beitrag zur ozeanischen Wassermassenbildung / Lozán, J. L. , Graßl, H. , Notz, D. and Piepenburg, D. (editors) ,
In: Warnsignal Klima : die Polarregionen ; Gebiete höchster Empfindlichkeit mit weltweiter Wirkung, (Warnsignale Klima ; 14), Hamburg, Wissenschaftliche Auswertungen, ISBN: 978-3-9809668-6-3 .
hdl:10013/epic.43241
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Inbook
Fahrbach, E. , Rohardt, G. , Strass, V. and Hellmer, H. (2014)
Struktur, Dynamik und Bedeutung des antarktischen Wasserringes / Lozán, J. L. , Grassl, H. , Piepenburg, D. and Notz, D. (editors) ,
In: Warnsignal Klima : die Polarregionen ; Gebiete höchster Empfindlichkeit mit weltweiter Wirkung, (Warnsignal Klima ; 14), Hamburg, Wissenschaftl. Auswertungen, ISBN: 978-3-9809668-6-3 .
hdl:10013/epic.43248

Inbook
Dieckmann, G. and Hellmer, H. (2010)
The importance of sea ice: An overview ,
Sea Ice. Ed. D.N. Thomas & G.S. Dieckmann, Wiley-Blackwell, ISBN: 978-1-4051-8580-6 .
hdl:10013/epic.33650

Inbook
Hellmer, H. (2006)
Weddell Sea Oceanography ,
Encyclopedia of the Antarctic / Beau Riffenburgh, editor. New York : Routledge, vol. 2, ISBN: 0-415-97024-5 .
hdl:10013/epic.25097

Inbook
Dieckmann, G. and Hellmer, H. (2003)
The Importance of Sea Ice: An Overwiew ,
Sea ice : an introduction to its physics, chemistry, biology, and geology / ed. by David N. Thomas and Gerhard S. Dieckmann, Oxford [u.a.] : Blackwell Science, ISBN: 0-632-05808-0 .
hdl:10013/epic.18406

Inbook
Hellmer, H. and Fahrbach, E. (2001)
Eisberge - Die Sirenen suedpolarer Meere ,
Eiskalte Entdeckungen : Forschungsreisen zwischen Nord- und Südpol / hrsg. von Gert Lange. Mit fünf künstlerischen Fotogr. von Britta Lauer. Bielefeld : Delius Klasing, ISBN: 3-7688-1257-X .
hdl:10013/epic.15246

Inbook
Jacobs, S. S. , Jenkins, A. and Hellmer, H. (1996)
On the mass balance of West Antarctica's Pine Island Glacier ,
In Glaciers, Ice Sheets, and Volcanoes: A tribute to Mark F. Meier, edited by S. C. Colbeck, CRREL, 96-27 .
hdl:10013/epic.14120

Conference

Conference -Invited talk
Hellmer, H. (2014)
German-British cooperation on the Antarctic: Overview and future perspectives ,
Modern Europe, Park Plaza, Westminster Bridge, London, UK, 26 February 2014 - 26 February 2014 .
hdl:10013/epic.43130
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Conference -Invited talk
Hellmer, H. (2013)
Antarctic drivers of sea-level rise ,
Day of the Cryosphere, COP19, Radisson Blu Centrum, Warsaw, 17 November 2013 - unspecified .
hdl:10013/epic.42671

Conference -Talk
Hellmer, H. , Timmermann, R. and Determann, J. (2013)
Southern Ocean warming: Increase in basal melting and grounded ice loss ,
27th FRISP Workshop, Gregynog Hall, Powys, Wales, 2013 - 19 June 2013 .
hdl:10013/epic.41732
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Conference -Poster
Timmermann, R. and Hellmer, H. (2013)
Southern Ocean warming and increased ice shelf basal melting in the 21st and 22nd centuries based on coupled ice-ocean finite-element modelling ,
European Geosciences Union General Assembly 2013, Vienna, 7 April 2013 - 12 April 2013 .
hdl:10013/epic.42481

Conference -Invited talk
Hellmer, H. , Timmermann, R. and Determann, J. (2013)
Southern Ocean ice shelf melting in a warming climate ,
CLIVAR WGOMD – SOP Workshop on Sea-Level Rise, Ocean/Ice shelf Interactions, and Ice Sheets, CSIRO Marine and Atmospheric Research, Hobart, Australia, 18 February 2013 - 20 February 2013 .
hdl:10013/epic.41157

Conference -Invited talk
Hellmer, H. , Timmermann, R. , Kauker, F. and Schröder, M. (2012)
The 21st-century Weddell Sea hosing experiment: Causes and consequences ,
26th International Forum for Research into Ice Shelf Processes, Utø, Sweden, 12 June 2012 - 14 June 2012 .
hdl:10013/epic.39663
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Conference -Talk
Ritz, C. , Durand, G. , Edwards, T. , Hellmer, H. , Payne, T. , Shannon, S. and Timmermann, R. (2012)
Antarctic instability and possible associated contribution to sea-level rise ,
EGU General Assembly 2012, Vienna, 22 April 2012 - 27 April 2012 .
hdl:10013/epic.39661

Conference -Invited talk
Timmermann, R. and Hellmer, H. (2012)
Projections of ice shelf basal melting in a global finite element sea ice - ice shelf - ocean model ,
European Geosciences Union General Assembly 2012, Vienna, 22 April 2012 - 27 April 2012 .
hdl:10013/epic.39185

Conference -Talk
Timmermann, R. and Hellmer, H. (2012)
Projections of ice shelf basal melting in a global finite-element sea ice–ice shelf–ocean model ,
Ocean Sciences Meeting 2012, Salt Lake City, 19 February 2012 - 24 February 2012 .
hdl:10013/epic.39017

Conference -Poster
Timmermann, R. and Hellmer, H. (2011)
Quantification of ice-shelf basal melting using a global finite-element sea ice--ice shelf--ocean model ,
IGS-International Symposium on "Interactions of Ice Sheets and Glaciers with the Ocean", La Jolla, CA, USA, 5 June 2011 - 10 June 2011 .
hdl:10013/epic.39665

Conference -Poster
Timmermann, R. , Hellmer, H. and Kauker, F. (2011)
Simulated Southern Ocean response to forcing with climate model output ,
EGU General Assembly 2011, Vienna, 3 April 2011 - 8 April 2011 .
hdl:10013/epic.39662

Conference -Talk
Hellmer, H. , Timmermann, R. and Kauker, F. (2011)
Another ice shelf soon to be in hot water? ,
Ice2Sea Second Open Forum, 16 - 18 March 2011, Copenhagen, Denmark. .
hdl:10013/epic.37268

Conference -Poster
Buck, F. , Olbers, D. and Hellmer, H. (2011)
Circulation and melting in ice shelf caverns: A box model with improved geometry ,
IGS-Symposium on "Interactions of Glaciers and Ice Sheets with the Ocean", 6-10 June 2011, La Jolla, CA, USA. .
hdl:10013/epic.37691

Conference -Poster
Timmermann, R. , Wang, Q. and Hellmer, H. (2011)
Quantification of ice shelf basal melting using a global finite-element sea ice--ice shelf--ocean model ,
Ice2sea Open Forum, Kopenhagen, 15 March 2011 - 18 March 2011 .
hdl:10013/epic.39676

Conference -Poster
Gladstone, R. , Burghardt, T. , Golenia, B. , Ray, O. , Culverwell, I. , Gregory, J. , Hellmer, H. and Payne, T. (2011)
Simulated water masses and changes near Antarctica: A comparison of ocean models ,
IGS-Symposium on "Interactions of Glaciers and Ice Sheets with the Ocean", 6-10 June 2011, La Jolla, CA, USA. .
hdl:10013/epic.37658
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Conference -Talk
Hellmer, H. , Timmermann, R. and Kauker, F. (2011)
Will another ice shelf soon float in 'hot' water? ,
IGS-International Symposium on "Interactions of Ice Sheets and Glaciers with the Ocean", 610 June 2011, La Jolla, CA, USA. .
hdl:10013/epic.37567

Conference -Talk
Hellmer, H. , Huhn, O. , Timmermann, R. and Schröder, M. (2010)
Melting beneath Larsen C Ice Shelf - a 'hydrographic' estimate ,
24th International Forum for Research into Ice Shelf Processes (FRISP) Workshop, 21 - 24 June 2010, Bad Bederkesa, Germany. .
hdl:10013/epic.35332

Conference -Poster
Hellmer, H. , Huhn, O. , Gomis, D. , Timmermann, R. and Schröder, M. (2010)
On the freshening of the northwestern Weddell Sea continental shelf ,
EGU General Assembly, OS7, 5 - 8 May, Vienna, Austria. .
hdl:10013/epic.35333

Conference -Talk
Hellmer, H. , Huhn, O. , Timmermann, R. and Schröder, M. (2010)
On the freshening of the northwestern Weddell Sea continental shelf ,
24. Internationale Polartagung, 6.-10. September 2010, Obergurgl, Oesterreich. .
hdl:10013/epic.35898

Conference -Talk
Hellmer, H. and Timmermann, R. (2010)
The urgent need for a better representation of bottom topography of the Antarctic marginal seas ,
ICE2SEA First Open Forum, 17 - 18 March 2010, Krakow, Poland. .
hdl:10013/epic.34377

Conference -Talk
Hellmer, H. (2009)
Climate change in the Amundsen Sea ,
3rd International Bathymetric Chart of the Southern Ocean (IBCSO) Meeting, Bremerhaven, Germany. .
hdl:10013/epic.33725

Conference -Poster
Hellmer, H. , Schröder, M. and Isla, E. (2009)
Seasonal variability on the northwestern Weddell Sea continental shelf ,
EGU General Assembly (OS10), Vienna, Austria. .
hdl:10013/epic.32136

Conference -Talk
Hellmer, H. , Kauker, F. and Timmermann, R. (2008)
Antarctic ice shelf melting in the 21st century a model study ,
Forum for Research into Ice Shelf Processes (FRISP), 18. - 20. Sep. 2008, Losehill, Derbyshire, U.K.. .
hdl:10013/epic.31018

Conference -Talk
Hellmer, H. , Kauker, F. and Timmermann, R. (2008)
Circumpolar influence of Weddell Sea anomalies ,
EGU General Assembly (OS10), Vienna, Austria. .
hdl:10013/epic.29967

Conference -Talk
Schodlok, M. and Hellmer, H. (2007)
Ice Shelf Water impact on Weddell Sea hydrography and beyond ,
PARCA 2006-2007, Jet Propulsion Laboratory, Jan .
hdl:10013/epic.26166

Conference -Talk
Hellmer, H. , Absy, J. M. and Schröder, M. (2007)
Western Weddell Sea deep water variability ,
EGU General Assembly (OS8), Vienna, Austria. .
hdl:10013/epic.26365

Conference -Conference paper
Saleck, N. , Hellmer, H. and Fahrbach, E. (2006)
On the influence of ice shelf edge position on circulation and water mass modification {http://www.uib.no/People/ngfls/frisp/Rep14/saleck_2000.pdf} ,
Forum for Research into Ice Shelf Processes (FRISP) Report, 14. (Report series of the Bjerknes Centre for Climate Research ; R27) {http://www.uib.no/People/ngfls/frisp/FRISPRep14.html} .
hdl:10013/epic.26535
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Conference -Talk
Absy, J. M. , Hellmer, H. and Schröder, M. (2006)
Western Weddell Sea thermohaline structure during ISPOL ,
The 1st ISPOL Workshop, 9-12 March, Tvärminnen Zoological Station, Hanko, Finland. .
hdl:10013/epic.25050

Conference -Conference paper
Fahrbach, E. , Harms, S. , Hellmer, H. , Jenkins, A. , Nicholls, K. , Osterhus, S. , Padman, L. , Rohardt, G. , Schröder, M. and Woodgate, R. (2006)
The fieldwork during the "Polarstern" cruise ANT-XVI/2 as a contribution to the study of bottom water formation and sea ice transport in the Weddell Sea ,
Forum for Research into Ice Shelf Processes (FRISP) (Report series of the Bjerknes Centre for Climate Research ; R27) .
hdl:10013/epic.26980
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Conference -Talk
Hellmer, H. , Assmann, K. M. and Kauker, F. (2005)
First step towards parameterizing ocean - ice shelf interaction in global ocean models ,
19th International FRISP Workshop, 7-8 June 2005, Bergen, Norway. .
hdl:10013/epic.26572

Conference -Talk
Hellmer, H. and Schodlok, M. (2005)
Weddell Sea icebergs: 5 years of observations ,
22.Internationale Polartagung, 18.-24. September 2005, Jena, Germany. .
hdl:10013/epic.23911

Conference -Invited talk
Hellmer, H. (2004)
Das Leben im Eis ,
Orientierungsstufe Leineberg, 23 Feb., Göttingen, Germany. .
hdl:10013/epic.21031

Conference -Poster
Wenzel, M. , Schröter, J. , Hellmer, H. and Schodlok, M. (2004)
Influence of deep ocean warming on the interpretation of sea level rise ,
EGU 1st General Assembly, 25-30.April, Nice, France. .
hdl:10013/epic.21236
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Conference -Talk
Hellmer, H. (2004)
On the problem of parameterizing ice shelf - ocean interaction in climate models ,
18th International FRISP Workshop, 5-7 Oct.2004, Helgoland, Germany. .
hdl:10013/epic.21986

Conference -Talk
Schodlok, M. , Schwarz, J. N. , Hellmer, H. and Busche, T. (2004)
Southern Ocean iceberg drift, melting and dust inputs: model, buoy and satellite data ,
SCAR/COMNAP Open Science Conference, July 2004, Bremen, Germany. .
hdl:10013/epic.21452

Conference -Poster
Hellmer, H. and Schodlok, M. (2003)
Adaptation of a global ocean circulation model to the Southern Ocean environment ,
DFG-Antragskolloquium, 23-24 March, Bremerhaven, Germany. .
hdl:10013/epic.18950
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Conference -Talk
Schodlok, M. and Hellmer, H. (2003)
Deep flow varaibility across the South Scotia Ridge ,
EGS Conference, April 2003, Nice, France.. .
hdl:10013/epic.21455

Conference -Talk
Hellmer, H. (2003)
Ice shelves shaping the Southern Ocean environment ,
XXIII General Assembly of the IUGG/Cryosphere-Climate Interactions, June 30 - July 11, Sapporo, Japan. .
hdl:10013/epic.19046

Conference -Poster
Assmann, K. M. , Hellmer, H. and Jacobs, S. S. (2003)
Sea ice drift and transports in the South Pacific: Model results and observations. ,
AGU Fall Meeting, 8-12 Dec., San Francisco, USA. .
hdl:10013/epic.20349

Conference -Poster
Sandhäger, H. , Grosfeld, K. , Lange, M. A. and Hellmer, H. (2003)
Sensitivity of a coupled ice shelf - ocean system to changes in climatic boundary conditions ,
XXIII General Assembly of the IUGG / Cryosphere - Climate Interaction, June 30 - July 11, Sapporo, Japan. .
hdl:10013/epic.19614

Conference -Talk
Hellmer, H. (2003)
Sub-ice freshwater fluxes and their importance for the Southern Ocean ,
XXIII General Assembly of the IUGG/Cryosphere-Climate Interactions, June 30 - July 11, Sapporo, Japan. .
hdl:10013/epic.19590

Conference -Talk
Hellmer, H. , Schodlok, M. , Schröder, M. and Garcia, C. A. E. (2003)
Variability of bottom water characteristics and export in the northwestern Weddell Sea ,
XXIII General Assembly of the IUGG/The Southern Ocean, June 30 - July 11, Sapporo, Japan. .
hdl:10013/epic.19045

Conference -Poster
Ramdohr, S. , Plötz, J. , Bornemann, H. , Sellmann, L. , Niederjasper, F. , Hellmer, H. , Martin, T. , Carlini, A. R. and Bester, M. N. (2002)
Movements of adult male southern elephant seals from King George Island observed by satellite telemetry ,
In: Dehnhard, M. & Hofer, H. (eds), 4th International Symposium on Physiology and Behaviour of Wild and Zoo animals, Berlin. Advances in Ethology:68 .
hdl:10013/epic.16130
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Conference -Poster
Schodlok, M. and Hellmer, H. (2000)
Modelling deep and bottom water pathways in the DOVETAIL area ,
EGS Conference, April 2000, Nice, France. .
hdl:10013/epic.21458

Conference -Talk
Schodlok, M. , Hellmer, H. and Beckmann, A. (2000)
On the origin of dense water masses in the Scotia Sea ,
International DOVETAIL Workshop No.2, May 2000, Barcelona, Spain. .
hdl:10013/epic.21457

Conference -Poster
Timmermann, R. , Beckmann, A. and Hellmer, H. (2000)
The role of sea ice in the fresh water budget of the Weddell Sea ,
International Symposium on Sea Ice and its Interaction with the Ocean, Atmosphere and Biosphere, 19.-23.Juni, Fairbanks, Alaska. .
hdl:10013/epic.21022

Conference -Talk
Timmermann, R. , Beckmann, A. and Hellmer, H. (1999)
Designing a coupled sea ice-ocean model of the Weddell Sea. Part II: Sea Ice. ,
Sigma Coordinate Ocean Model Meeting, September, Maine, USa. .
hdl:10013/epic.21024

Conference -Talk
Schodlok, M. and Hellmer, H. (1999)
On the communication between the Weddell and Scotia seas ,
The 22nd General Assembly of the IUGG, July 1999, Birmingham, UK. .
hdl:10013/epic.21459

Conference -Talk
Schodlok, M. and Hellmer, H. (1999)
Spreading of water masses formed in the Weddell Sea ,
31th International Liege Colloquium on Ocean Hydrodynamics, May, 1999, Liege, Belgium. .
hdl:10013/epic.21460

Conference -Talk
Timmermann, R. , Beckmann, A. and Hellmer, H. (1999)
The influence of Maud Rise on ocean circulation and sea ice distribution in the Weddell Sea ,
LDEO NOAA/CORC II Annual Workshop 1999: "The Role of Sea Ice in Present and Past Southern Ocean Climate Variability", Lamont, USA. .
hdl:10013/epic.21025

Conference -Talk
Beckmann, A. , Hellmer, H. and Timmermann, R. (1998)
A Numerical Model of the Weddell Sea: Large Scale Circulation and Water Mass Distribution ,
EGS 23rd General Assembly, Nice, France. .
hdl:10013/epic.21027

Conference -Poster
Timmermann, R. , Beckmann, A. and Hellmer, H. (1998)
Sea Ice in a Coupled Ice-Ocean Model Focussed on the Weddell Sea ,
30th International Liege Colloquium on Ocean Hydrodynamics, Liege, Belgium. .
hdl:10013/epic.21028

Conference -Talk
Schodlok, M. and Hellmer, H. (1998)
Spreading of water masses formed in the Weddell Sea ,
EGS Conference, April 1998, Nice, France. .
hdl:10013/epic.21461

"Berichte zur Polar- und Meeresforschung"

"Berichte zur Polar- und Meeresforschung" PhD
Hellmer, H. (1989)
Ein zweidimensionales Modell zur thermohalinen Zirkulation unter dem Schelfeis = A two-dimensional model for the thermohaline circulation under an ice shelf ,
Berichte zur Polarforschung (Reports on Polar Research), Bremerhaven, Alfred Wegener Institute for Polar and Marine Research, 60 , 87 p. .
hdl:10013/epic.10060
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"Berichte zur Polar- und Meeresforschung" Miscellaneous
Hellmer, H. and Bersch, M. (1985)
The Southern Ocean : a survey of oceanographic and marine meteorological research work ,
Berichte zur Polarforschung (Reports on Polar Research), Bremerhaven, Alfred Wegener Institute for Polar and Marine Research, 26 , 115 p. .
hdl:10013/epic.10026
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