Items where Author is "Freudenthal, Tim"

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Number of items: 39.

Article

Riedel, M, Freudenthal, T, Bialas, J, Papenberg, C, Haeckel, M, Bergenthal, M, Pape, T and Bohrmann, G (2021) In-situ borehole temperature measurements confirm dynamics of the gas hydrate stability zone at the upper Danube deep sea fan, Black Sea. Earth and Planetary Science Letters, 563. 116869. doi:10.1016/j.epsl.2021.116869

Hornbach, MJ, Sylvester, J, Hayward, C, Kühn, M, Huhn‐Frehers, K, Freudenthal, T, Watt, SFL, Berndt, C, Kutterolf, S, Kuhlmann, J, Sievers, C, Rapp, S, Pallapies, K, Gatter, R and Hoenekopp, L (2021) A hybrid Lister‐Outrigger probe for rapid marine geothermal gradient measurement. Earth and Space Science, 8(1). doi:10.1029/2020EA001327

Riedel, M, Freudenthal, T, Bergenthal, M, Haeckel, M, Wallmann, K, Spangenberg, E, Bialas, J and Bohrmann, G (2020) Physical properties and core-log seismic integration from drilling at the Danube deep-sea fan, Black Sea. Marine and Petroleum Geology, 114. 104192. doi:10.1016/j.marpetgeo.2019.104192

Klages, JP, Salzmann, U, Bickert, T, Hillenbrand, CD, Gohl, K, Kuhn, G, Bohaty, SM, Titschack, J, Müller, J, Frederichs, T, Bauersachs, T, Ehrmann, W, van de Flierdt, T, Pereira, PS, Larter, RD, Lohmann, G, Niezgodzki, I, Uenzelmann-Neben, G, Zundel, M, Spiegel, C, Mark, C, Chew, D, Francis, JE, Nehrke, G, Schwarz, F, Smith, JA, Freudenthal, T, Esper, O, Pälike, H, Ronge, TA, Dziadek, R and the Science Team of Expedition PS104 (2020) Temperate rainforests near the South Pole during peak Cretaceous warmth. Nature, 580(7801). 81-86. doi:10.1038/s41586-020-2148-5

Riedel, M, Villinger, H, Freudenthal, T, Pape, T, Bünz, S and Bohrmann, G (2020) Thermal characterization of pockmarks across Vestnesa and Svyatogor Ridges, offshore Svalbard. Journal of Geophysical Research: Solid Earth, 125(12). doi:10.1029/2020JB019468

Riedel, M, Wallmann, K, Berndt, C, Pape, T, Freudenthal, T, Bergenthal, M, Bünz, S and Bohrmann, G (2018) In situ temperature measurements at the Svalbard Continental Margin: implications for gas hydrate dynamics. Geochemistry, Geophysics, Geosystems. doi:10.1002/2017GC007288 PANGAEA Supplementary Data

Wefer, G and Freudenthal, T (2018) MeBo-Upgrade: Neu- und Weiterentwicklungen für das Bohren am Meeresboden mit MeBo, Schlussbericht. Berichte, MARUM – Zentrum für Marine Umweltwissenschaften, Fachbereich Geowissenschaften, Universität Bremen, 321. 1-15. urn:nbn:de:gbv:46-00106920-17

Bohrmann, G, Ahrlich, F, Bachmann, K, Bergenthal, M, Beims, M, Betzler, C, Brünjes, J, Deusner, C, Domeyer, B, Düßmann, R, Ewert, J, Gaide, S, Frank, C, Freudenthal, T, Fröhlich, S, Greindl, T, Haeckel, M, Heitmann-Bacza, C, Ion, G, Kaszemeik, K, Keil, H, Kinski, O, Klein, T, Kossel, E, Linowski, E, Malnati, J, Mau, S, Meyer, B, Pape, T, Popa, A, Renken, J, Reuter, J, Reuter, M, Riedel, M, Riemer, P, Rohleder, C, Rosiak, U, Rotaru, SG, Rothenwänder, T, Stachowski, A, Seiter, C, Schmidt, W, Utecht, C, Vasilev, A, Wallmann, K, Wegwerth, A, Wintersteller, P and Wunsch, D (2018) R/V METEOR cruise report M142, Drilling Gas Hydrates in the Danube Deep-Sea Fan, Black Sea, Varna – Varna – Varna, 04 November – 22 November – 09 December 2017. Berichte, MARUM – Zentrum für Marine Umweltwissenschaften, Fachbereich Geowissenschaften, Universität Bremen, 320. 1-121. urn:nbn:de:gbv:46-00106617-14

Orcutt, BN, Bergenthal, M, Freudenthal, T, Smith, DC, Lilley, MD, Schnieders, L, Green, S and Früh-Green, GL (2017) Contamination tracer testing with seabed drills: IODP Expedition 357. Scientific Drilling, 23. 39-46. doi:10.5194/sd-23-39-2017

Pape, T, Hohnberg, HJ, Wunsch, D, Anders, E, Freudenthal, T, Huhn, K and Bohrmann, G (2017) Design and deployment of autoclave pressure vessels for the portable deep-sea drill rig MeBo (Meeresboden-Bohrgerät). Scientific Drilling, 23. 29-37. doi:10.5194/sd-23-29-2017 PANGAEA Supplementary Data

Gohl, K, Freudenthal, T, Hillenbrand, CD, Klages, J, Larter, R, Bickert, T, Bohaty, S, Ehrmann, W, Esper, O, Frederichs, T, Gebhardt, C, Küssner, K, Kuhn, G, Pälike, H, Ronge, T, Simões Pereira, P, Smith, J, Uenzelmann-Neben, G and van de Flierdt, C (2017) MeBo70 seabed drilling on a polar continental shelf: operational report and lessons from drilling in the Amundsen Sea Embayment of West Antarctica. Geochemistry, Geophysics, Geosystems, 18(11). 4235-4250. doi:10.1002/2017GC007081

Bohrmann, G, Ahrlich, F, Bergenthal, M, Bünz, S, Düßmann, R, Ferreira, C, Freudenthal, T, Fröhlich, S, Hamann, K, Hong, WL, Hsu, CW, Johnson, J, Kaszemeik, K, Kausche, A, Klein, T, Lange, M, Lepland, A, Malnati, J, Meckel, S, Meyer-Schack, B, Noorlander, K, Panieri, G, Pape, T, Reuter, M, Riedel, M, Rosiak, U, Schmitdt, C, Schmidt, W, Seiter, C, Spagnoli, G, Stachowski, A, Stange, N, Wallmann, K, Wintersteller, P, Wunsch, D and Yao, H (2017) R/V MARIA S. MERIAN Cruise Report MSM57, Gas Hydrate Dynamics at the Continental Margin of Svalbard, Reykjavik - Longyearbyen - Reykjavik, 29 July - 07 September 2016. Berichte, MARUM – Zentrum für Marine Umweltwissenschaften, Fachbereich Geowissenschaften, Universität Bremen, 314. 1-204. urn:nbn:de:gbv:46-00105895-15

Wefer, G and Freudenthal, T (2016) MeBo200 - Entwicklung und Bau eines ferngesteuerten Bohrgerätes für Kernbohrungen am Meeresboden bis 200 m Bohrtiefe - Schlussbericht. Berichte, MARUM – Zentrum für Marine Umweltwissenschaften, Fachbereich Geowissenschaften, Universität Bremen, 308. 1-9. urn:nbn:de:gbv:46-00105298-19

Kopf, AJ, Freudenthal, T, Ratmeyer, V, Bergenthal, M, Lange, M, Fleischmann, T, Hammerschmidt, S, Seiter, C and Wefer, G (2015) Simple, affordable, and sustainable borehole observatories for complex monitoring objectives. Geoscientific Instrumentation, Methods and Data Systems, 4(1). 99-109. doi:10.5194/gi-4-99-2015

Hanebuth, TJJ, Rebesco, M, Urgeles, R, Lucchi, RG and Freudenthal, T (2014) Drilling glacial deposits in offshore polar regions. Eos, Transactions American Geophysical Union, 95(31). 277-284. doi:10.1002/2014EO310001

Hanebuth, TJJ, Lantzsch, H, Bergenthal, M, Caburlotto, A, Dippold, S, Düßmann, R, Freudenthal, T, Hörner, T, Kaszemeik, K, Klar, S, Llopart, J, Lucchi, RG, Nicolaisen, LS, Noorlander, K, Osti, G, Özmaral, A, Rebesco, M, Rosiak, U, Sabbatini, A, Schmidt, W, Stachowski, A and Urgeles, R (2013) CORIBAR - Ice dynamics and meltwater deposits: coring in the Kveithola Trough, NW Barents Sea. Cruise MSM30. 16.07. - 15.08.2013, Tromsø (Norway) - Tromsø (Norway). Berichte, MARUM - Zentrum für Marine Umweltwissenschaften, Fachbereich Geowissenschaften, Universität Bremen, 299. urn:nbn:de:gbv:46-00103907-17

Martínez-Méndez, G, Hebbeln, D, Mohtadi, M, Lamy, F, de Pol-Holz, R, Reyes-Macaya, D and Freudenthal, T (2013) Changes in the advection of Antarctic Intermediate Water to the northern Chilean coast during the last 970 kyr. Paleoceanography, 28(4). 607-618. doi:10.1002/palo.20047 PANGAEA Supplementary Data

Freudenthal, T and Wefer, G (2013) Drilling cores on the sea floor with the remote-controlled sea floor drilling rig MeBo. Geoscientific Instrumentation, Methods and Data Systems, 2(2). 329-337. doi:10.5194/gi-2-329-2013

Plewa, K, Meggers, H, Kuhlmann, H, Freudenthal, T, Zabel, M and Kasten, S (2012) Geochemical distribution patterns as indicators for productivity and terrigenous input off NW Africa. Deep Sea Research Part I: Oceanographic Research Papers, 66. 51-66. doi:10.1016/j.dsr.2012.04.005 PANGAEA Supplementary Data

Krastel, S, Wefer, G, Hanebuth, TJJ, Antobreh, AA, Freudenthal, T, Preu, B, Schwenk, T, Strasser, M, Violante, R, Winkelmann, D and M78/3 Shipboard Scientific Party (2011) Sediment Dynamics and Geohazards off Uruguay and the de la Plata River region (Northern-Argentina, Uruguay). Geo-Marine Letters, 31(4). 271-283. doi:10.1007/s00367-011-0232-4

Helmke, P, Neuer, S, Lomas, MW, Conte, M and Freudenthal, T (2010) Cross-basin differences in particulate organic carbon export and flux attenuation in the subtropical North Atlantic gyre. Deep Sea Research Part I: Oceanographic Research Papers, 57(2). 213-227. doi:10.1016/j.dsr.2009.11.001

Holzwarth, U, Meggers, H, Esper, O, Kuhlmann, H, Freudenthal, T, Hensen, C and Zonneveld, KAF (2010) NW African climate variations during the last 47,000 years: Evidence from organic-walled dinoflagellate cysts. Palaeogeography, Palaeoclimatology, Palaeoecology, 291(3-4). 443-455. doi:10.1016/j.palaeo.2010.03.013 PANGAEA Supplementary Data

Freudenthal, T and Wefer, G (2009) Shallow Drilling in the Deep Sea: The Sea Floor Drill Rig MEBO. OCEANS 2009 - EUROPE (OCEANS-IEEE Series), 1 and . 180-183. doi:10.1109/OCEANSE.2009.5278133

Neuer, S, Cianca, A, Helmke, P, Freudenthal, T, Davenport, R, Meggers, H, Knoll, M, Santana-Casiano, JM, Gonzalez Davila, M, Rueda, MJ and Llinás, O (2007) Biogeochemistry and hydrography in the eastern subtropical North Atlantic gyre. Results from the European time-series station ESTOC. Progress in Oceanography, 72. 1-29. doi:10.1016/j.pocean.2006.08.001

Kim, JH, Meggers, H, Rimbu, N, Lohmann, G, Freudenthal, T, Müller, PJ and Schneider, RR (2007) Impacts of the North Atlantic gyre circulation on Holocene climate off northwest Africa. Geology, 35(5). 387-390. doi:10.1130/G23251A.1

Freudenthal, T and Wefer, G (2007) Scientific Drilling with the Sea Floor Drill Rig MeBo. Scientific Drilling, 5. doi:10.2204/iodp.sd.5.11.2007

Freudenthal, T and Wefer, G (2006) The sea-floor drill rig "MeBo": Robotic retrieval of marine sediment cores. PAGES news, 14.

Kuhlmann, H, Freudenthal, T, Helmke, P and Meggers, H (2004) Reconstruction of paleoceanography off NW Africa during the last 40,000 years: influence of local and regional factors on sediment accumulation. Marine Geology, 207(1-4). 209-224. doi:10.1016/j.margeo.2004.03.017 PANGAEA Supplementary Data

Kuhlmann, H, Meggers, H, Freudenthal, T and Wefer, G (2004) The transition of the monsoonal and the N Atlantic climate system off NW Africa during the Holocene. Geophysical Research Letters, 31. L22204. doi:10.1029/2004GL021267 PANGAEA Supplementary Data

Meggers, H, Freudenthal, T, Nave, SO, Targarona, J, Abrantes, FF and Helmke, P (2002) Assessment of geochemical and micropaleontological sedimentary parameters as proxies of surface water properties in the Canary Islands region. Deep Sea Research Part II: Topical Studies in Oceanography, 49(17). 3631-3654. doi:10.1016/S0967-0645(02)00103-0 PANGAEA Supplementary Data

Neuer, S, Davenport, R, Freudenthal, T, Wefer, G, Llinás, O, Rueda, MJ, Steinberg, DK and Karl, DM (2002) Differences in the biological carbon pump at three subtropical ocean sites. Geophysical Research Letters, 29(18). 1885. doi:10.1029/2002GL015393 PANGAEA Supplementary Data

Pätsch, J, Kühn, W, Radach, G, Santana Casiano, JM, Gonzalez Davila, M, Neuer, S, Freudenthal, T and Llinás, O (2002) Interannual variability of carbon fluxes at the North Atlantic station ESTOC. Deep Sea Research Part II: Topical Studies in Oceanography, 49. 253. doi:10.1016/S0967-0645(01)00103-5

Neuer, S, Freudenthal, T, Davenport, R, Llinás, O and Rueda, MJ (2002) Seasonality of surface water properties and particle flux along a productivity gradient off NW Africa. Deep Sea Research Part II: Topical Studies in Oceanography, 49(17). 3561-3576. doi:10.1016/S0967-0645(02)00098-X PANGAEA Supplementary Data

Freudenthal, T, Meggers, H, Henderiks, J, Kuhlmann, H, Moreno, A and Wefer, G (2002) Upwelling intensity and filament activity off Morocco during the last 250,000 years. Deep Sea Research Part II: Topical Studies in Oceanography, 49(17). 3655-3674. doi:10.1016/S0967-0645(02)00101-7 PANGAEA Supplementary Data

Freudenthal, T, Wagner, T, Wenzhöfer, F, Zabel, M and Wefer, G (2001) Early diagenesis of organic matter from sediments of the eastern subtropical Atlantic: Evidence from stable nitrogen and carbon isotopes. Geochimica Cosmochimica Acta, 65(11). 1795-1808. doi:10.1016/S0016-7037(01)00554-3 PANGAEA Supplementary Data

Freudenthal, T, Neuer, S, Meggers, H, Davenport, R and Wefer, G (2001) Influence of lateral particle advection and organic matter degradation on sediment accumulation and stable nitrogen isotope ratios along a productivity gradient in the Canary Islands region. Marine Geology, 177. 93-109.

Book Section

Fischer, G, Neuer, S, Davenport, B, Helmke, P, Schlitzer, R, Romero, OE, Ratmeyer, V, Donner, B, Freudenthal, T, Meggers, H and Wefer, G (2010) The Northwest African Margin. In: Liu, KK, Atkinson, L, Quiñones, R and Talaue-McManus, L (eds.) Carbon and Nutrient Fluxes in Continental Margins: A Global Synthesis. The IGBP Series. Springer, Berlin, Heidelberg, 78-102.

Book

Freudenthal, T and cruise participants (2009) Report and preliminary results of Maria S. Merian cruise MSM04/4 a & b, Las Palmas (Spain) - Las Palmas (Spain), Feb 27th - Mar 16th & Mar 19th - Apr 1st, 2007. Berichte aus dem Fachbereich Geowissenschaften der Universität Bremen, 272. Department of Geosciences, Bremen University. urn:nbn:de:gbv:46-ep000106520

Freudenthal, T (2000) Reconstruction of productivity gradients in the Canary Island Region off Morocco by means of sinking particles and sediments. Berichte aus dem Fachbereich Geowissenschaften der Universität Bremen, 165. Department of Geosciences, Bremen University. urn:nbn:de:gbv:46-ep000102863

This list was generated on Sat Jun 12 16:55:21 2021 CEST.