Items where Author is "Grotheer, Hendrik"

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Article

Article
Wu, J. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Stein, R. , Köhler, P. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Fahl, K. , Grotheer, H. , Wei, B. and Nam, S. I. (2025)
Author Correction: Deglacial release of petrogenic and permafrost carbon from the Canadian Arctic impacting the carbon cycle ,
Nature Communications, 16 (1), p. 4914 .
doi:10.1038/s41467-025-59905-w
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Article
Lin, T. W. , Tesi, T. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Grotheer, H. , Wollenburg, J. ORCID: https://orcid.org/0000-0002-8169-8310, Adolphi, F. , Bauch, H. A. , Nogarotto, A. , Müller, J. ORCID: https://orcid.org/0000-0003-0724-4131 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2025)
Environmental controls of rapid terrestrial organic matter mobilization to the western Laptev Sea since the Last Deglaciation ,
Climate of the Past, 21 (4), pp. 753-772 .
doi:10.5194/cp-21-753-2025
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Article
Grotheer, H. , Hammes, J. S. , Gentz, T. , Castrillejo, M. , Wacker, L. , Hansman, R. L. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2025)
Radiocarbon measurements of dissolved inorganic carbon (DIC) in sediment porewater and seawater at AWI MICADAS ,
Radiocarbon, pp. 1-10 .
doi:10.1017/rdc.2024.139 , hdl:10013/epic.7813c28e-e7f5-48f6-b555-8fa01cbfff40
[thumbnail of Grotheer et al 2025.pdf]
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Article
Juhls, B. , Morgenstern, A. , Hölemann, J. , Eulenburg, A. , Heim, B. , Miesner, F. ORCID: https://orcid.org/0000-0002-2849-0406, Grotheer, H. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Meyer, H. , Erkens, E. , Gehde, F. Y. , Antonova, S. , Chalov, S. , Tereshina, M. , Erina, O. , Fingert, E. , Abramova, E. , Sanders, T. , Lebedeva, L. , Torgovkin, N. , Maksimov, G. , Povazhnyi, V. , Gonçalves-Araujo, R. , Wünsch, U. , Chetverova, A. , Opfergelt, S. and Overduin, P. P. (2025)
Lena River biogeochemistry captured by a 4.5-year high-frequency sampling program ,
Earth System Science Data, 17 (1), pp. 1-28 .
doi:10.5194/essd-17-1-2025 , hdl:10013/epic.0362222e-c292-4b2d-aefe-99fef3786523
[thumbnail of Juhls-et-al_2025_essd-17-1-2025.pdf]
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Article
Nicolas, A. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Lachner, J. , Stübner, K. , Malter, M. , Wollenburg, J. ORCID: https://orcid.org/0000-0002-8169-8310, Grotheer, H. and Adolphi, F. (2024)
Precise dating of deglacial Laptev Sea sediments via 14C and authigenic 10Be/9Be – assessing local 14C reservoir ages ,
Climate of the Past, 20 (11), pp. 2617-2628 .
doi:10.5194/cp-20-2617-2024 , hdl:10013/epic.9dd9b461-de1b-459b-bc57-d69da3806a95
[thumbnail of Nicolas et al 2024 cp-20-2617-2024.pdf]
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Article
Wei, B. , Seidel, M. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Lefebvre, A. , Miramontes, E. , Grotheer, H. , Elvert, M. , Wendt, J. , Dittmar, T. and Holtappels, M. ORCID: https://orcid.org/0000-0003-3682-1903 (2024)
Rapid Down‐Slope Transport of Fresh Dissolved Organic Matter to the Deep Ocean in the Eastern North Atlantic ,
Geophysical Research Letters, 51 (21) .
doi:10.1029/2024gl110349 , hdl:10013/epic.5e4d4045-01a1-49ce-aba5-c8f04da2e0c7

Article
Greenwood, P. F. , Grotheer, H. , Böttcher, M. E. and Grice, K. (2024)
The stable sulfur isotope and abundance fluxes of reduced inorganic sulfur and organic sulfur phases recorded in the Permian-Triassic transition of the Meishan type section ,
Organic Geochemistry, 196 , p. 104808 .
doi:10.1016/j.orggeochem.2024.104808 , hdl:10013/epic.a2b9409f-bf3d-4678-835c-2d2656c483db
[thumbnail of Greenwood et al. - 2024- The stable sulfur isotope and abundance fluxes of reduced inorganic sulfur.pdf]
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Article
Ruben, M. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Schubotz, F. , Geibert, W. ORCID: https://orcid.org/0000-0001-8646-2334, Butzin, M. , Gentz, T. , Grotheer, H. , Forwick, M. , Szczuciński, W. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2024)
Author Correction: Fossil organic carbon utilization in marine Arctic fjord sediments by subsurface micro-organisms ,
Nature Geoscience, 17 (7), p. 711 .
doi:10.1038/s41561-024-01470-w , hdl:10013/epic.b0e32dd8-676c-4a67-9152-2c3d6a6ca1e1
[thumbnail of Ruben et al_2023_author correction.pdf]
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Article
Wollenburg, J. ORCID: https://orcid.org/0000-0002-8169-8310, Matthiessen, J. , Vogt, C. , Grotheer, H. , Geibert, W. ORCID: https://orcid.org/0000-0001-8646-2334 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2024)
Reply to: Influence of deep-reaching bioturbation on Arctic ocean radiocarbon chronology ,
Communications Earth & Environment, 5 (1), p. 303 .
doi:10.1038/s43247-024-01462-z , hdl:10013/epic.968584eb-6418-4a4d-817e-416e43c2e749
[thumbnail of Wollenburg et al_2024.pdf]
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Article
Alves, E. Q. , Wong, W. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Grotheer, H. , Tesi, T. , Gentz, T. , Zonneveld, K. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2024)
Deglacial export of pre-aged terrigenous carbon to the Bay of Biscay ,
Climate of the Past, 20 (1), pp. 121-136 .
doi:10.5194/cp-20-121-2024 , hdl:10013/epic.4341ead2-0868-4028-acb2-6eb3bf5bdd60
[thumbnail of Alves et al cp-20-121-2024.pdf]
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Article
Nogarotto, A. , Noormets, R. , Chauhan, T. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Grotheer, H. , Belt, S. T. , Colleoni, F. , Muschitiello, F. , Capotondi, L. , Pellegrini, C. and Tesi, T. (2023)
Coastal permafrost was massively eroded during the Bølling-Allerød warm period ,
Communications Earth & Environment, 4 (1), p. 350 .
doi:10.1038/s43247-023-01013-y , hdl:10013/epic.ee812326-f60e-4a5c-98fc-55b5b316ca4b
[thumbnail of Nogarotto et al 2023.pdf]
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Article
Wei, B. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Kusch, S. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Grotheer, H. , Schefuß, E. , Geibert, W. ORCID: https://orcid.org/0000-0001-8646-2334, Ransby, D. and Jia, G. (2023)
Anthropogenic Perturbations Change the Quality and Quantity of Terrestrial Carbon Flux to the Coastal Ocean ,
Journal of Geophysical Research Biogeosciences, 128 (10) .
doi:10.1029/2023jg007482 , hdl:10013/epic.43c4c687-9ec2-478d-a985-4d66bb5fe5ce
[thumbnail of JGR Biogeosciences - 2023 - Wei - Anthropogenic Perturbations Change the Quality and Quantity of Terrestrial Carbon Flux to.pdf]
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Article
Wollenburg, J. E. ORCID: https://orcid.org/0000-0002-8169-8310, Matthiessen, J. , Vogt, C. , Nehrke, G. ORCID: https://orcid.org/0000-0002-2851-3049, Grotheer, H. , Wilhelms-Dick, D. , Geibert, W. ORCID: https://orcid.org/0000-0001-8646-2334 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2023)
Omnipresent authigenic calcite distorts Arctic radiocarbon chronology ,
Communications Earth & Environment, 4 (1), p. 136 .
doi:10.1038/s43247-023-00802-9 , hdl:10013/epic.6913ed10-0f9c-4046-bc3e-ed50c8caa378
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Article
Ogneva, O. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Juhls, B. , Sanders, T. , Palmtag, J. , Fuchs, M. , Grotheer, H. , Mann, P. J. and Strauss, J. ORCID: https://orcid.org/0000-0003-4678-4982 (2023)
Particulate organic matter in the Lena River and its delta: from the permafrost catchment to the Arctic Ocean ,
Biogeosciences, 20 (7), pp. 1423-1441 .
doi:10.5194/bg-20-1423-2023 , hdl:10013/epic.c5570415-03a7-4f0d-a451-e0fea18fa69e
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Article
Wetterich, S. ORCID: https://orcid.org/0000-0001-9234-1192, Kizyakov, A. I. , Opel, T. , Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X and Fritz, M. ORCID: https://orcid.org/0000-0003-4591-7325 (2023)
Ground-ice origin and age on Herschel Island (Qikiqtaruk), Yukon, Canada ,
Quaternary Science Advances, 10 , p. 100077 .
doi:10.1016/j.qsa.2023.100077 , hdl:10013/epic.c0d13f98-7b4a-4a73-a548-75fa7abfdd2e
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Article
Grotheer, H. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2023)
The Impact of Leaching on Radiocarbon Ages of Small-sized Foraminifera Samples ,
Radiocarbon, 65 (1), pp. 121-133 .
doi:10.1017/rdc.2022.96 , hdl:10013/epic.fe3d7477-687b-473c-b558-4a9fbdd21625
[thumbnail of Grotheer and Mollenhauer 2023 Radiocarbon.pdf]
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Article
Ruben, M. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Schubotz, F. , Geibert, W. ORCID: https://orcid.org/0000-0001-8646-2334, Butzin, M. , Gentz, T. , Grotheer, H. , Forwick, M. , Szczucinski, W. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2023)
Fossil organic carbon utilization in marine Arctic fjord sediments by subsurface micro-organisms ,
NATURE GEOSCIENCE, 16 (7), 625-+ .
doi:10.1038/s41561-023-01198-z , hdl:10013/epic.db72f0de-3f2f-49d8-9852-c3dd7305860c
[thumbnail of Ruben et al. - 2023 - Fossil organic carbon utilization in marine Arctic fjord sediments by subsurface micro-organisms.pdf]
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Article
Wu, J. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Stein, R. , Köhler, P. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Fahl, K. , Grotheer, H. , Wei, B. and Nam, S. I. (2022)
Deglacial release of petrogenic and permafrost carbon from the Canadian Arctic impacting the carbon cycle ,
Nature Communications, 13 (1), p. 7172 .
doi:10.1038/s41467-022-34725-4 , hdl:10013/epic.a8aa41bc-aa09-4a23-95fc-44e8a4485bd9
[thumbnail of [2025-06-03] File added by Dr. Peter Köhler in a redeposit operation from Symplectic Elements.]
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Article
Hildebrand, T. , Osterholz, H. , Bunse, C. , Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Dittmar, T. and Schupp, P. J. (2022)
Transformation of dissolved organic matter by two Indo‐Pacific sponges ,
Limnology and Oceanography .
doi:10.1002/lno.12214 , hdl:10013/epic.55efbb35-6ae3-4f8c-97af-086e662cc18a

Article
Zonneveld, K. A. , Grotheer, H. and Versteegh, G. J. (2022)
Dinoflagellate cysts production, excystment and transport in the upwelling off Cape Blanc (NW Africa) ,
Frontiers in Marine Science, 9 , p. 915755 .
doi:10.3389/fmars.2022.915755 , hdl:10013/epic.96327225-9256-4625-890b-1b030b52ae3a
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Article
Evans, T. W. , Kalambokidis, M. J. , Jungblut, A. D. , Millar, J. L. , Bauersachs, T. , Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Mackey, T. J. , Hawes, I. and Summons, R. E. (2022)
Lipid Biomarkers From Microbial Mats on the McMurdo Ice Shelf, Antarctica: Signatures for Life in the Cryosphere ,
Frontiers in Microbiology, 13 , p. 903621 .
doi:10.3389/fmicb.2022.903621 , hdl:10013/epic.a0ba102d-ee4f-435c-bcb6-205f8e514309
[thumbnail of Lipid Biomarkers From Microbial Mats on the McMurdo Ice Shelf, Antarctica Signatures for Life in the Cryosphere.pdf]
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Article
Zuhr, A. M. , Dolman, A. M. ORCID: https://orcid.org/0000-0002-6481-966X, Ho, S. L. , Groeneveld, J. ORCID: https://orcid.org/0000-0002-8382-8019, Löwemark, L. , Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Su, C. C. and Laepple, T. ORCID: https://orcid.org/0000-0001-8108-7520 (2022)
Age-Heterogeneity in Marine Sediments Revealed by Three-Dimensional High-Resolution Radiocarbon Measurements ,
Frontiers in Earth Science, 10 .
doi:10.3389/feart.2022.871902 , hdl:10013/epic.815b2b19-9641-4425-bf1f-58991be3a659
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Article
Druffel, E. R. , Beaupré, S. R. , Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Lewis, C. B. , McNichol, A. P. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X and Walker, B. D. (2022)
MARINE ORGANIC CARBON AND RADIOCARBON—PRESENT AND FUTURE CHALLENGES ,
Radiocarbon, pp. 1-17 .
doi:10.1017/RDC.2021.105 , hdl:10013/epic.81619c34-ef07-43aa-bfdd-e80c107f97e9

Article
Ogneva, O. ORCID: https://orcid.org/0000-0002-9309-2076, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Juhls, B. ORCID: https://orcid.org/0000-0002-5844-6318, Sanders, T. ORCID: https://orcid.org/0000-0002-3692-1800, Palmtag, J. ORCID: https://orcid.org/0000-0002-6921-5697, Fuchs, M. ORCID: https://orcid.org/0000-0003-3529-8284, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Mann, P. J. ORCID: https://orcid.org/0000-0002-6221-3533 and Strauss, J. ORCID: https://orcid.org/0000-0003-4678-4982 (2022)
Particulate organic matter in the Lena River and its Delta: From the permafrost catchment to the Arctic Ocean ,
Biogeosciences Discussions .
doi:10.5194/bg-2022-183 , hdl:10013/epic.6d95698f-5f8d-4236-9cca-ba8078645ff0
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Article
Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Gentz, T. ORCID: https://orcid.org/0000-0001-6739-5359, Bonk, E. and Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 (2021)
Standard operation procedures and performance of the MICADAS radiocarbon laboratory at Alfred Wegener Institute (AWI), Germany ,
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 496 , pp. 45-51 .
doi:10.1016/j.nimb.2021.03.016 , hdl:10013/epic.af698461-5a27-42d4-96a7-d97f8d4545d0
[thumbnail of [2024-11-21] File added by Dr. Hendrik Grotheer in a redeposit operation from Symplectic Elements.]
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Article
Wei, B. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Kusch, S. , Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Schefuß, E. and Jia, G. (2021)
The nature, timescale, and efficiency of riverine export of terrestrial organic carbon in the (sub)tropics: Insights at the molecular level from the Pearl River and adjacent coastal sea ,
Earth and Planetary Science Letters, 565 , p. 116934 .
doi:10.1016/j.epsl.2021.116934 , hdl:10013/epic.c3f455f9-ee0b-4869-afbb-5562dbbcb5fd

Article
Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Meyer, V. ORCID: https://orcid.org/0000-0002-4958-5367, Riedel, T. , Pfalz, G. ORCID: https://orcid.org/0000-0003-1218-177X, Mathieu, L. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Gentz, T. ORCID: https://orcid.org/0000-0001-6739-5359, Lantuit, H. ORCID: https://orcid.org/0000-0003-1497-6760, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X and Fritz, M. ORCID: https://orcid.org/0000-0003-4591-7325 (2020)
Burial and Origin of Permafrost‐Derived Carbon in the Nearshore Zone of the Southern Canadian Beaufort Sea ,
Geophysical Research Letters, 47 (3) .
doi:10.1029/2019GL085897 , hdl:10013/epic.96b153fc-3fb1-41d9-a66e-31239259a402
[thumbnail of Geophysical_Research_Letters_2020_Grotheer_Burial_and_Origin_of_Permafrost_Derived_Carbon.pdf]
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Article
Wei, B. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767 and Jia, G. (2020)
Dispersal and aging of terrigenous organic matter in the Pearl River Estuary and the northern South China Sea Shelf ,
Geochimica et Cosmochimica Acta, 282 , pp. 324-339 .
doi:10.1016/j.gca.2020.04.032 , hdl:10013/epic.1a480f85-b5e5-46c1-8bc4-15862b174bed

Article
Sander, L. ORCID: https://orcid.org/0000-0003-1066-7952, Michaelis, R. ORCID: https://orcid.org/0000-0001-9069-7881, Papenmeier, S. ORCID: https://orcid.org/0000-0002-2385-5269, Pravkin, S. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Gentz, T. ORCID: https://orcid.org/0000-0001-6739-5359 and Wiltshire, K. H. ORCID: https://orcid.org/0000-0002-7148-0529 (2019)
Indication of Holocene sea-level stability in the southern Laptev Sea recorded by beach ridges in north-east Siberia, Russia ,
Polar Research (Norsk Polarinstittut), 38 .
doi:10.33265/polar.v38.3379 , hdl:10013/epic.0bac8b07-26d0-4588-b3ad-fdc8ef356a29
[thumbnail of Sander_etal(2019)_PolarResearch.pdf]
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Article
Opel, T. ORCID: https://orcid.org/0000-0003-1315-8256, Murton, J. B. , Wetterich, S. ORCID: https://orcid.org/0000-0001-9234-1192, Meyer, H. ORCID: https://orcid.org/0000-0003-4129-4706, Ashastina, K. , Günther, F. ORCID: https://orcid.org/0000-0001-8298-8937, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Danilov, P. P. , Boeskorov, V. , Savvinov, G. N. and Schirrmeister, L. ORCID: https://orcid.org/0000-0001-9455-0596 (2019)
Past climate and continentality inferred from ice wedges at Batagay megaslump in the Northern Hemisphere's most continental region, Yana Highlands, interior Yakutia ,
Climate of the Past, 15 (4), pp. 1443-1461 .
doi:10.5194/cp-15-1443-2019 , hdl:10013/epic.1c5591e8-43e7-44f6-8d5c-1895799ca214
[thumbnail of Opel_2019_CP_cp-15-1443-2019.pdf]
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Article
Spaak, G. , Edwards, D. S. , Allen, H. J. , Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Summons, R. E. , Coolen, M. J. and Grice, K. (2018)
Extent and persistence of photic zone euxinia in Middle–Late Devonian seas – Insights from the Canning Basin and implications for petroleum source rock formation ,
Marine and Petroleum Geology, 93 , pp. 33-56 .
doi:10.1016/j.marpetgeo.2018.02.033 , hdl:10013/epic.7c8d86b0-2697-4c04-bc9d-055f34db9237

Article
Mirasol-Robert, A. , Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Bourdet, J. , Suvorova, A. , Grice, K. , McCuaig, T. C. and Greenwood, P. F. (2017)
Evidence and origin of different types of sedimentary organic matter from a Paleoproterozoic orogenic Au deposit ,
Precambrian Research, 299 , pp. 319-338 .
doi:10.1016/j.precamres.2017.07.028 , hdl:10013/epic.51791
[thumbnail of Robertetal2017.pdf]
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Article
Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Greenwood, P. F. , McCulloch, M. T. , Böttcher, M. E. and Grice, K. (2017)
δ34S character of organosulfur compounds in kerogen and bitumen fractions of sedimentary rocks ,
Organic Geochemistry, 110 , pp. 60-64 .
doi:10.1016/j.orggeochem.2017.04.005 , hdl:10013/epic.51790
[thumbnail of Grotheeretal2017S.pdf]
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Article
Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Le Métayer, P. , Piggott, M. , Lindeboom, E. , Holman, A. , Twitchett, R. and Grice, K. (2017)
Occurrence and significance of phytanyl arenes across the Permian-Triassic boundary interval ,
Organic Geochemistry, 104 , pp. 42-52 .
doi:10.1016/j.orggeochem.2016.12.002 , hdl:10013/epic.51795
[thumbnail of Grotheeretal2017Bio.pdf]
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Thesis

Thesis -Master
Grotheer, H. (2012)
Radiocarbon signature of dissolved organic carbon (DOC) in arctic rivers - An evaluation of DOC extraction methods and a Lena Delta case study ,
Master thesis, Universität Bremen.
hdl:10013/epic.45062
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Thesis -Bachelor
Grotheer, H. (2010)
Klimaveränderung in NO Brasilien, dokumentiert an terrigenen Sedimetneinträgen zwischen 10 und 20 ka vor heute
Bachelor thesis,
hdl:10013/epic.45061
[thumbnail of BSc_Thesis_HGrotheer.pdf]
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Conference

Conference -Poster
Kattein, L. , Grotheer, H. , Gentz, T. , Höhn, M. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2023)
Ramped pyrolysis-oxidation-14CO2: A versatile method to elucidate organic carbon reactivity in sediments
hdl:10013/epic.fe9ec8f1-5ca8-4fac-a46a-47313307bc27
[thumbnail of Kiel PoF IV Subtoipic 2 Poster.pdf]
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Conference -Lecture
Ogneva, O. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Sanders, T. , Palmtag, J. , Fuchs, M. , Grotheer, H. , Mann, P. J. and Strauss, J. ORCID: https://orcid.org/0000-0003-4678-4982 (2023)
Particulate and dissolved organic carbon in the Lena Delta – the Arctic Ocean interface
hdl:10013/epic.cd2edcba-293f-4422-a43e-8e92884c3b71
[thumbnail of Ogneva_EUCOP2023-ABSTRACTS.pdf]
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Conference -Poster
Grotheer, H. , Kattein, L. , Höhn, M. , Schlagenhauff, S. , Gentz, T. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2022)
En route to establishing a new UV-oxidation DO14C laboratory
hdl:10013/epic.c8a67dc0-9977-4287-99e8-394d10c73014

Conference -Poster
Grotheer, H. , Mollenhauer, G. , Schlagenhauff, S. , Höhn, M. , Hefter, J. and Gentz, T. (2022)
En route to establishing a new UV-oxidation DO14C laboratory
hdl:10013/epic.c0a41675-fab4-4619-b6d3-0652a66a5fd5

Conference -Poster
Grotheer, H. , Mollenhauer, G. , Schlagenhauff, S. , Höhn, M. , Hefter, J. and Gentz, T. (2022)
En route to establishing a new UV-oxidation DO14C laboratory
hdl:10013/epic.253e4367-0ea6-43b9-81d8-c26b6f6d1a03

Conference -Poster
Gentz, T. ORCID: https://orcid.org/0000-0001-6739-5359, Hoehn, M. ORCID: https://orcid.org/0000-0002-3818-7611, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Kasten, S. ORCID: https://orcid.org/0000-0001-7453-5137 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2022)
Radiocarbon dating of methane ,
24th Radiocarbon Conference, Zurich, Switzerland, 10 September 2022 - 16 September 2022 .
hdl:10013/epic.e362df7a-c1b9-4a7e-b18e-5b6c724effe7
[thumbnail of PreConn-MICADAS.pdf]
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Conference -Poster
Kattein, L. , Grotheer, H. , Ogneva, O. , Tebben, J. , Moye, F. , Strauss, J. ORCID: https://orcid.org/0000-0003-4678-4982, Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2022)
Changes of the Molecular Composition and Radiocarbon Age of Dissolved Organic Matter Along a Transect from the Lena River to the Coastal Laptev Sea
hdl:10013/epic.7c20d831-1058-404a-be4c-9d0d117db828
[thumbnail of Poster_Polartagung.pdf]
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Conference -Poster
Ogneva, O. ORCID: https://orcid.org/0000-0002-9309-2076, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Fuchs, M. ORCID: https://orcid.org/0000-0003-3529-8284, Palmtag, J. ORCID: https://orcid.org/0000-0002-6921-5697, Mann, P. J. ORCID: https://orcid.org/0000-0002-6221-3533 and Strauss, J. ORCID: https://orcid.org/0000-0003-4678-4982 (2021)
The permafrost thaw fingerprint: the Isotopic composition of Particulate Organic Carbon From Lena River to Laptev sea ,
International Symposium 'Focus Siberian Permafrost – Terrestrial Cryosphere and Climate Change', 24 March 2021 - 25 March 2021 .
hdl:10013/epic.51b081e9-611a-49e9-a9a0-88247535369d

Conference -Talk
Fritz, M. ORCID: https://orcid.org/0000-0003-4591-7325, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Meyer, V. ORCID: https://orcid.org/0000-0002-4958-5367, Riedel, T. , Pfalz, G. ORCID: https://orcid.org/0000-0003-1218-177X, Mathieu, L. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Gentz, T. ORCID: https://orcid.org/0000-0001-6739-5359, Lantuit, H. ORCID: https://orcid.org/0000-0003-1497-6760 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2020)
Burial and origin of permafrost organic carbon in the Arctic nearshore zone ,
European Geosciences Union General Assembly, Vienna, Austria, 4 May 2020 - 8 May 2020 .
doi:10.5194/egusphere-egu2020-4244 , hdl:10013/epic.4c79aecc-a800-4b8f-9343-499ca53b98e2

Conference -Poster
Ogneva, O. ORCID: https://orcid.org/0000-0002-9309-2076, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Winterfeld, M. , Mann, P. J. ORCID: https://orcid.org/0000-0002-6221-3533 and Strauss, J. ORCID: https://orcid.org/0000-0003-4678-4982 (2020)
Isotopic composition of dissolved and particulate organic carbon in Lena Delta ,
Arktis im Wandel - Changing Arctic Ocean - Annual Science Meeting, Potsdam, Germany, 14 January 2020 - 16 January 2020 .
hdl:10013/epic.12bf9a9f-e71b-4d3f-9f2f-a4d439e64440

Conference -Invited talk
Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Winterfeld, M. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Kattein, L. and Ransby, D. ORCID: https://orcid.org/0000-0002-3643-333X (2019)
No evidence for 20th century acceleration in fossil carbon supply to the ocean from thawing permafrost in the Lena River catchment ,
Goldschmidt Conference, Barcelona, 18 August 2019 - 23 August 2019 .
hdl:10013/epic.30a1f7b2-75db-4c0d-85cf-c180f70700a3

Conference -Poster
Küssner, K. ORCID: https://orcid.org/0000-0002-6632-0109, Sarnthein, M. , Lamy, F. ORCID: https://orcid.org/0000-0001-5952-1765, Michel, E. , Siani, G. , Ronge, T. ORCID: https://orcid.org/0000-0003-2625-719X, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767 and Tiedemann, R. ORCID: https://orcid.org/0000-0001-7211-8049 (2018)
Glacial-to-deglaical changes in South Pacific surface water oceanography - centennial-scale age control - ,
IPODS/OC3: Ocean circulation and carbon cycling during the last deglaciation: global synthesis, Cambridge, 6 September 2018 - 9 September 2018 .
hdl:10013/epic.bc447874-0e38-4761-bd5d-bca59815361d

Conference -Talk
Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Winterfeld, M. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Kattein, L. and Pittauer, D. ORCID: https://orcid.org/0000-0002-3643-333X (2018)
No evidence for 20th century acceleration in mobilization of fossil carbon from thawing permafrost in the Lena River catchment ,
Radiocarbon 2018, Trondheim, Norway, 17 June 2018 - 22 June 2018 .
hdl:10013/epic.a9af56c1-db8a-4df1-9b2b-57fe05587a72

Conference -Poster
Gentz, T. ORCID: https://orcid.org/0000-0001-6739-5359, Bonk, E. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2018)
First year of routine measurements at the AWI MICADAS 14C dating facility. ,
23rd International Radiocarbon Conference, NTNU, 17 June 2018 - 22 June 2018 .
hdl:10013/epic.7f4cce6f-11db-4266-9921-aa5e14b3efef
[thumbnail of MICADAS2.pdf]
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Conference -Talk
Gentz, T. ORCID: https://orcid.org/0000-0001-6739-5359, Bonk, E. , Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2018)
Reasons for downtimes of the AWI-MICADAS. ,
23rd International Radiocarbon Conference, NTNU, 17 June 2018 - 22 June 2018 .
hdl:10013/epic.3501d754-30c5-4ea3-8166-a891994a4eeb
[thumbnail of ReasonsfordowntimesoftheAWIMICADAS.pdf]
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Conference -Talk
Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Meyer, V. ORCID: https://orcid.org/0000-0002-4958-5367, Riedel, T. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Fritz, M. ORCID: https://orcid.org/0000-0003-4591-7325 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2018)
Assessing permafrost erosion in the Canadian Beaufort Sea, Herschel Island - A biomarker and radiocarbon approach ,
Gordon Research Conference Organic Geochemistry, Holderness, NH, USA, 28 June 2018 - 3 August 2018 .
hdl:10013/epic.772d6631-bc16-4348-89e9-fd9de4a63f48

Conference -Poster
Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Gentz, T. ORCID: https://orcid.org/0000-0001-6739-5359, Kattein, L. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2018)
Compound specific radiocarbon analysis at the AWI-MICADAS facility ,
Radiocarbon 2018, Trondheim, Norway, 17 June 2018 - 22 June 2018 .
hdl:10013/epic.8c0ba842-5f5e-451c-b09e-d4e723586174

Conference -Talk
Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Winterfeld, M. , Meyer, V. ORCID: https://orcid.org/0000-0002-4958-5367, Köhler, P. ORCID: https://orcid.org/0000-0003-0904-8484, Dummann, W. , Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Lembke-Jene, L. ORCID: https://orcid.org/0000-0002-6873-8533, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, McIntyre, C. , Wacker, L. , Haghipour, N. , Gersonde, R. and Tiedemann, R. ORCID: https://orcid.org/0000-0001-7211-8049 (2018)
Mobilization of old terrestrial carbon caused by permafrost thawing, sea-level rise and ice-sheet melting during the last deglaciation ,
EGU General Assembly 2018, Vienna, Austria, 8 April 2018 - 13 April 2018 .
hdl:10013/epic.4bd16db3-994e-4b37-8bfd-838adad294eb

Conference -Poster
Gentz, T. ORCID: https://orcid.org/0000-0001-6739-5359, Bonk, E. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Grotheer, H. ORCID: https://orcid.org/0000-0003-0207-3767, Meyer, V. ORCID: https://orcid.org/0000-0002-4958-5367 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2017)
Establishment of routine sample preparation protocols at the newly installed MICADAS 14C dating facility at AWI ,
AMS 14 Conference, Ottawa, 14 August 2017 - 18 August 2017 .
hdl:10013/epic.51670
[thumbnail of MICADAS_overview.pdf]
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This list was generated on Fri Nov 7 20:47:28 2025 UTC.