Items where Author is "Hefter, Jens"

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Article
Tung, R. Y. , Ho, S. L. , Kubota, Y. , Yamamoto, M. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Shen, C. C. (2024)
Replicability of paleotemperature records in the northern Okinawa Trough and its implications for paleoceanographic reconstructions ,
Progress in Earth and Planetary Science, 11 .
doi:10.1186/s40645-024-00664-5 , hdl:10013/epic.8b46ad78-4983-492f-81a3-2429d006b852
[thumbnail of Tung et al. - 2024 - Replicability of paleotemperature records in the northern Okinawa Trough and its implications for paleoceanographic.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
De Jonge, C. , Peterse, F. , Nierop, K. G. , Blattmann, T. M. , Alexandre, M. , Ansanay‐Alex, S. , Austin, T. , Babin, M. , Bard, E. , Bauersachs, T. , Blewett, J. , Boehman, B. , Castañeda, I. S. , Chen, J. , Conti, M. L. , Contreras, S. , Cordes, J. , Davtian, N. , van Dongen, B. , Duncan, B. , Elling, F. J. , Galy, V. , Gao, S. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Hinrichs, K. , Helling, M. R. , Hoorweg, M. , Hopmans, E. , Hou, J. , Huang, Y. , Huguet, A. , Jia, G. , Karger, C. , Keely, B. J. , Kusch, S. , Li, H. , Liang, J. , Lipp, J. S. , Liu, W. , Lu, H. , Mangelsdorf, K. , Manners, H. , Garcia, A. M. , Menot, G. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Naafs, B. D. A. , Naeher, S. , O'Connor, L. K. , Pearce, E. M. , Pearson, A. , Rao, Z. , Rodrigo‐Gámiz, M. , Rosendahl, C. , Rostek, F. , Bao, R. , Sanyal, P. , Schubotz, F. , Scott, W. , Sen, R. , Sluijs, A. , Smittenberg, R. , Stefanescu, I. , Sun, J. , Sutton, P. , Tierney, J. , Tejos, E. , Villanueva, J. , Wang, H. , Werne, J. , Yamamoto, M. , Yang, H. and Zhou, A. (2024)
Interlaboratory Comparison of Branched GDGT Temperature and pH Proxies Using Soils and Lipid Extracts ,
Geochemistry Geophysics Geosystems, 25 (7) .
doi:10.1029/2024gc011583 , hdl:10013/epic.4f8f5fb8-8111-461a-8711-9a450f443a5a
[thumbnail of de Jonge et al 2024_G3_brGDGTinter lab.pdf]
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Conference -Paper
Ruben, M. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Gentz, T. , Schubotz, F. , Wei, B. , Liu, B. , Fritz, M. , Irrgang, A. M. , von Jackowski, A. , Geibert, W. ORCID: https://orcid.org/0000-0001-8646-2334 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2024)
Quantifying permafrost organic carbon remineralization after redeposition on the ocean floor, using  δ13C and F14C. ,
doi:10.5194/egusphere-egu24-149 , hdl:10013/epic.80609f1d-3603-484f-b6c4-e5e636179728
[thumbnail of EGU24-149-print.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
Hagemann, J. R. , Lembke-Jene, L. ORCID: https://orcid.org/0000-0002-6873-8533, Lamy, F. ORCID: https://orcid.org/0000-0001-5952-1765, Vorrath, M. E. , Kaiser, J. , Müller, J. ORCID: https://orcid.org/0000-0003-0724-4131, Arz, H. W. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Jaeschke, A. , Ruggieri, N. and Tiedemann, R. (2023)
Upper-ocean temperature characteristics in the subantarctic southeastern Pacific based on biomarker reconstructions ,
Climate of the Past, 19 (9), pp. 1825-1845 .
doi:10.5194/cp-19-1825-2023 , hdl:10013/epic.98ac34de-f44f-4245-be9e-64cf2ff81d76
[thumbnail of Hagemann2023.pdf]
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Article
Ruben, M. , Hefter, J. , Schubotz, F. , Geibert, W. , Butzin, M. , Gentz, T. , Grotheer, H. , Forwick, M. , Szczuciński, W. and Mollenhauer, G. (2023)
Fossil organic carbon utilization in marine Arctic fjord sediments by subsurface micro-organisms ,
Nature Geoscience, 16 (7), pp. 625-630 .
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
Cao, M. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Tiedemann, R. , Lembke-Jene, L. ORCID: https://orcid.org/0000-0002-6873-8533, Meyer, V. D. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2023)
Deglacial records of terrigenous organic matter accumulation off the Yukon and Amur rivers based on lignin phenols and long-chain n-alkanes ,
Climate of the Past, 19 (1), pp. 159-178 .
doi:10.5194/cp-19-159-2023 , hdl:10013/epic.2a83dc3f-4950-42db-9d24-6db036c1a134
[thumbnail of Cao-2022-Climate of the Past-Deglacial records of terrigenous organic matter accumulation off the Yukon and Amur rivers based on lignin phenols and long-chain n-alkanes.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 wu2022nc.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

Article
Dauner, A. L. L. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Bícego, M. C. , de Mahiques, M. M. and de Castro Martins, C. (2022)
Late Pleistocene to Holocene variations in marine productivity and terrestrial material delivery to the western South Atlantic ,
Frontiers in Marine Science, 9 , p. 924556 .
doi:10.3389/fmars.2022.924556 , hdl:10013/epic.c7c1d7ff-8e23-4386-a99e-364045a79980
[thumbnail of Dauner et al 2022_fmars-09-924556.pdf]
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Article
Bertassoli Jr., D. J. ORCID: https://orcid.org/0000-0003-3141-8533, Häggi, C. , Chiessi, C. M. , Schefuß, E. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Akabane, T. K. and Sawakuchi, A. O. (2022)
Controls on the distributions of GDGTs and n-alkane isotopic compositions in sediments of the Amazon River Basin ,
Chemical Geology, 594 , p. 120777 .
doi:10.1016/j.chemgeo.2022.120777 , hdl:10013/epic.4f922457-f905-4cef-8b60-d600bed3bb0f

Article
Versteegh, G. J. M. , Zonneveld, K. A. F. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Romero, O. E. , Fischer, G. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2022)
Performance of temperature and productivity proxies based on long-chain alkane-1, mid-chain diols at test: a 5-year sediment trap record from the Mauritanian upwelling ,
Biogeosciences, 19 (5), pp. 1587-1610 .
doi:10.5194/bg-19-1587-2022 , hdl:10013/epic.d7e392ba-5151-411c-aa14-b5ba2bdf86d2

Article
Tesi, T. , Muschitiello, F. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Miserocchi, S. , Langone, L. , Ceccarelli, C. , Panieri, G. , Chiggiato, J. , Nogarotto, A. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Ingrosso, G. , Giglio, F. , Giordano, P. and Capotondi, L. (2021)
Rapid Atlantification along the Fram Strait at the beginning of the 20th century ,
Science Advances, 7 (48) .
doi:10.1126/sciadv.abj2946 , hdl:10013/epic.766b6d85-8b9f-4050-a067-e8a07600752b

Article
Lamping, N. ORCID: https://orcid.org/0000-0001-6258-8952, Müller, J. ORCID: https://orcid.org/0000-0003-0724-4131, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Haas, C. ORCID: https://orcid.org/0000-0002-7674-3500, Shi, X. ORCID: https://orcid.org/0000-0001-7793-9639, Vorrath, M. E. ORCID: https://orcid.org/0000-0001-7208-1186, Lohmann, G. ORCID: https://orcid.org/0000-0003-2089-733X and Hillenbrand, C. D. (2021)
Evaluation of lipid biomarkers as proxies for sea ice and ocean temperatures along the Antarctic continental margin ,
Climate of the Past, 17 (5), pp. 2305-2326 .
doi:10.5194/cp-17-2305-2021 , hdl:10013/epic.b02e440e-da94-4ea7-9f26-205ad38c8053
[thumbnail of cp-17-2305-2021.pdf]
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Article
Kusch, S. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Willmes, C. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Eglinton, T. I. and Galy, V. (2021)
Controls on the age of plant waxes in marine sediments – A global synthesis ,
Organic Geochemistry, 157 , p. 104259 .
doi:10.1016/j.orggeochem.2021.104259 , hdl:10013/epic.88e16772-ab3f-4b3f-b683-e84a22b11a50

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
Wu, J. ORCID: https://orcid.org/0000-0001-7618-6989, Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564, Fahl, K. ORCID: https://orcid.org/0000-0001-9317-4656, Syring, N. ORCID: https://orcid.org/0000-0001-9012-2893, Nam, S. I. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X and Geibert, W. ORCID: https://orcid.org/0000-0001-8646-2334 (2020)
Deglacial to Holocene variability in surface water characteristics and major floods in the Beaufort Sea ,
Communications Earth & Environment, 1 (25), pp. 1-12 .
doi:10.1038/s43247-020-00028-z , hdl:10013/epic.21c5e5b3-0da4-4cb3-809f-5ac9db286ee5

Article
Wu, J. , Stein, R. , Fahl, K. , Syring, N. , Nam, S. I. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X and Geibert, W. ORCID: https://orcid.org/0000-0001-8646-2334 (2020)
Deglacial to Holocene variability in surface water characteristics and major floods in the Beaufort Sea ,
Communications Earth & Environment, 1 (1), p. 27 .
doi:10.1038/s43247-020-00028-z , hdl:10013/epic.a0598ad6-b74d-4dcc-b829-790fc0e2ffef
[thumbnail of Wu et al 2020.pdf]
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Article
Wei, B. , Jia, G. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Kang, M. , Park, E. , Wang, S. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2020)
Comparison of the U37K′, LDI, TEX86H, and RI-OH temperature proxies in sediments from the northern shelf of the South China Sea ,
Biogeosciences, 17 (17), pp. 4489-4508 .
doi:10.5194/bg-17-4489-2020 , hdl:10013/epic.13af8be2-a2b6-4ddf-94a0-6a4407ba1771
[thumbnail of Wei et al 2020 bg-17-4489-2020.pdf]
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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

Article
Sun, S. , Meyer, V. D. ORCID: https://orcid.org/0000-0002-4958-5367, Dolman, A. M. ORCID: https://orcid.org/0000-0002-6481-966X, Winterfeld, M. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Dummann, W. , McIntyre, C. , Montluçon, D. B. , Haghipour, N. , Wacker, L. , Gentz, T. , van der Voort, T. S. , Eglinton, T. I. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2020)
14C Blank Assessment in Small-Scale Compound-Specific Radiocarbon Analysis of Lipid Biomarkers and Lignin Phenols ,
Radiocarbon, 62 (1), pp. 207-218 .
doi:10.1017/RDC.2019.108 , hdl:10013/epic.e38f6bb5-a4f3-4659-838c-619f7b1afe73
[thumbnail of 14c-blank-assessment-in-small-scale-compound-specific-radiocarbon-analysis-of-lipid-biomarkers-and-lignin-phenols.pdf]
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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
Romero, O. E. , Baumann, K. H. , Zonneveld, K. A. F. , Donner, B. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Hamady, B. , Pospelova, V. and Fischer, G. (2020)
Flux variability of phyto- and zooplankton communities in the Mauritanian coastal upwelling between 2003 and 2008 ,
Biogeosciences, 17 (1), pp. 187-214 .
doi:10.5194/bg-17-187-2020 , hdl:10013/epic.553ac159-9c31-4930-8144-d9b861b7cb72
[thumbnail of Romero_2020.pdf]
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Conference -Poster
Vorrath, M. E. ORCID: https://orcid.org/0000-0001-7208-1186, Müller, J. ORCID: https://orcid.org/0000-0003-0724-4131, Esper, O. ORCID: https://orcid.org/0000-0002-4342-3471, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Lange, C. B. , Haas, C. ORCID: https://orcid.org/0000-0002-7674-3500, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Schefuß, E. (2019)
Recent and Holocene sea ice reconstructions based on the sea ice proxy IPSO25, Western Antarctic Peninsula ,
ICP 2019, Sydney, Australia, 2 September 2019 - 6 September 2019 .
hdl:10013/epic.7da72111-b22f-4da6-844b-2fe318fdf696

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 -Invited talk
Müller, J. ORCID: https://orcid.org/0000-0003-0724-4131, Lamping, N. ORCID: https://orcid.org/0000-0001-6258-8952, Vorrath, M. E. ORCID: https://orcid.org/0000-0001-7208-1186, Martinez-Mendez, G. , Esper, O. ORCID: https://orcid.org/0000-0002-4342-3471, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Kuhn, G. ORCID: https://orcid.org/0000-0001-6069-7485 and Hillenbrand, C. D. (2019)
Ice-shelf and sea-ice dynamics: the biomarker perspective ,
International Symposium on Antarctic Earth Sciences (ISAES), Incheon, South Korea, 22 July 2019 - 26 July 2019 .
hdl:10013/epic.e380b96d-237b-42cb-8b75-28497ed12893

Article
Park, E. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Fischer, G. , Iversen, M. H. , Ramondenc, S. , Nöthig, E. M. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2019)
Seasonality of archaeal lipid flux and GDGT-based thermometry in sinking particles of high-latitude oceans: Fram Strait (79° N) and Antarctic Polar Front (50° S) ,
Biogeosciences, 16 (11), pp. 2247-2268 .
doi:10.5194/bg-16-2247-2019 , hdl:10013/epic.66350705-550c-4f4b-b0bb-eeadd4b693ef
[thumbnail of Park et al 2019 bg-16-2247-2019.pdf]
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Article
Park, E. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Fischer, G. , Iversen, M. ORCID: https://orcid.org/0000-0002-5287-1110, Ramondenc, S. , Nöthig, E. M. ORCID: https://orcid.org/0000-0002-7527-7827 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2019)
Seasonality of archaeal lipid flux and GDGT-based thermometry in sinking particles of high latitude regions: Fram Strait (79° N) and Antarctic Polar Front (50° S) ,
Biogeosciences .
doi:10.5194/bg-2019-34 , hdl:10013/epic.62e322bd-cd4c-4af2-bbd1-7a3628544d20

Article
van Maldegem, L. M. , Sansjofre, P. , Weijers, J. W. H. , Wolkenstein, K. , Strother, P. K. , Wörmer, L. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Nettersheim, B. J. , Hoshino, Y. , Schouten, S. , Sinninghe Damsté, J. S. , Nath, N. , Griesinger, C. , Kuznetsov, N. B. , Elie, M. , Elvert, M. , Tegelaar, E. , Gleixner, G. and Hallmann, C. (2019)
Bisnorgammacerane traces predatory pressure and the persistent rise of algal ecosystems after Snowball Earth ,
Nature Communications, 10 (1) .
doi:10.1038/s41467-019-08306-x , hdl:10013/epic.913efb1f-95e7-45e8-8265-2a7238ff31ab
[thumbnail of Maldegem_et_al-2019-Nature_Communications.pdf]
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Article
Ceccopieri, M. , Carreira, R. S. , Wagener, A. L. R. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2019)
Branched GDGTs as Proxies in Surface Sediments From the South-Eastern Brazilian Continental Margin ,
Frontiers in Earth Science, 7 .
doi:10.3389/feart.2019.00291 , hdl:10013/epic.94741a1a-3b83-4e82-81ae-674822b3fffb
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Article
Häggi, C. , Schefuß, E. , Sawakuchi, A. O. , Chiessi, C. M. , Mulitza, S. , Bertassoli Jr., D. J. ORCID: https://orcid.org/0000-0003-3141-8533, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Zabel, M. ORCID: https://orcid.org/0000-0003-4681-1821, Baker, P. A. ORCID: https://orcid.org/0000-0001-9438-855X and Schouten, S. (2019)
Modern and late Pleistocene particulate organic carbon transport by the Amazon River: Insights from long-chain alkyl diols ,
Geochimica et Cosmochimica Acta, 262 , pp. 1-19 .
doi:10.1016/j.gca.2019.07.018

Article
Meyer, V. D. ORCID: https://orcid.org/0000-0002-4958-5367, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Köhler, P. ORCID: https://orcid.org/0000-0003-0904-8484, Tiedemann, R. ORCID: https://orcid.org/0000-0001-7211-8049, Gersonde, R. , Wacker, L. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2019)
Permafrost-carbon mobilization in Beringia caused by deglacial meltwater runoff, sea-level rise and warming ,
Environmental Research Letters, 14 (8), 085003 .
doi:10.1088/1748-9326/ab2653 , hdl:10013/epic.ad252396-b701-48a2-b175-d44e34e9f85f
[thumbnail of meyer2019erl.pdf]
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Article
Crivellari, S. , Chiessi, C. M. , Kuhnert, H. , Häggi, C. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Portilho-Ramos, R. , Schefuß, E. and Mulitza, S. (2019)
Thermal response of the western tropical Atlantic to slowdown of the Atlantic Meridional Overturning Circulation ,
Earth and Planetary Science Letters, 519 , pp. 120-129 .
doi:10.1016/j.epsl.2019.05.006 , hdl:10013/epic.bf447ec8-b18e-4fd5-b3b7-6d4cb80aea52

Article
Winterfeld, M. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Dummann, W. , Köhler, P. ORCID: https://orcid.org/0000-0003-0904-8484, Lembke-Jene, L. ORCID: https://orcid.org/0000-0002-6873-8533, Meyer, V. D. ORCID: https://orcid.org/0000-0002-4958-5367, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, McIntyre, C. , Wacker, L. , Kokfelt, U. and Tiedemann, R. ORCID: https://orcid.org/0000-0001-7211-8049 (2018)
Deglacial mobilization of pre-aged terrestrial carbon from degrading permafrost ,
Nature Communications, 9 (1), p. 3666 .
doi:10.1038/s41467-018-06080-w , hdl:10013/epic.8e0d9607-54d7-4d96-80f3-ad30f2dabd15
[thumbnail of winterfeld2018nc.pdf]
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Conference -Poster
Vorrath, M. E. ORCID: https://orcid.org/0000-0001-7208-1186, Müller, J. ORCID: https://orcid.org/0000-0003-0724-4131, Esper, O. ORCID: https://orcid.org/0000-0002-4342-3471, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Haas, C. ORCID: https://orcid.org/0000-0002-7674-3500, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Lamy, F. ORCID: https://orcid.org/0000-0001-5952-1765 (2018)
Evaluating the sea ice proxy IPSO25 at the Western Antarctic Peninsula ,
POLAR 2018, Davos, Swiss, 18 June 2018 - 23 June 2018 .
hdl:10013/epic.9d7fefe6-d289-4791-a95c-9cee085d3621
[thumbnail of POLAR_Elenas_Poster_FINAL.pdf]
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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

Article
Crivellari, S. , Chiessi, C. M. , Kuhnert, H. , Häggi, C. , da Costa Portilho-Ramos, R. , Zeng, J. Y. , Zhang, Y. , Schefuß, E. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Alexandre, F. , Sampaio, G. and Mulitza, S. (2018)
Increased Amazon freshwater discharge during late Heinrich Stadial 1 ,
Quaternary Science Reviews, 181 , pp. 144-155 .
doi:10.1016/j.quascirev.2017.12.005 , hdl:10013/epic.9a96d0ba-2c1a-4db3-b72a-86c68717f9fa

Article
Lattaud, J. , Kirkels, F. , Peterse, F. , Freymond, C. V. , Eglinton, T. I. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Balzano, S. , Villanueva, L. , van der Meer, M. T. J. , Hopmans, E. C. , Sinninghe Damsté, J. S. and Schouten, S. (2018)
Long-chain diols in rivers: distribution and potential biological sources ,
Biogeosciences, 15 (13), pp. 4147-4161 .
doi:10.5194/bg-15-4147-2018 , hdl:10013/epic.03c56f90-d5e7-4980-aa1d-11ad0e798c9d

Article
Ceccopieri, M. , Carreira, R. S. , Wagener, A. L. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2018)
On the application of alkenone- and GDGT-based temperature proxies in the south-eastern Brazilian continental margin ,
Organic Geochemistry, 126 , pp. 43-56 .
doi:10.1016/j.orggeochem.2018.10.009 , hdl:10013/epic.a4393d53-5f8a-4012-be5c-9d77b3bbc300

Article
Park, E. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Fischer, G. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2018)
TEX86 in sinking particles in three eastern Atlantic upweling regimes ,
Organic Geochemistry, 120 , pp. 151-163 .
doi:10.1016/j.orggeochem.2018.07.015 , hdl:10013/epic.0762fd02-c736-427f-9a0f-3fda7475b335

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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Article
Meyer, V. ORCID: https://orcid.org/0000-0002-4958-5367, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Lohmann, G. ORCID: https://orcid.org/0000-0003-2089-733X, Max, L. , Tiedemann, R. ORCID: https://orcid.org/0000-0001-7211-8049 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2017)
Summer temperature evolution on the Kamchatka Peninsula, Russian Far East, during the past 20000years ,
Climate of the Past, 13 , pp. 359-377 .
doi:10.5194/cp-13-359-2017 , hdl:10013/epic.50764

Article
Jaeschke, A. , Wengler, M. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Ronge, T. ORCID: https://orcid.org/0000-0003-2625-719X, Geibert, W. ORCID: https://orcid.org/0000-0001-8646-2334, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Gersonde, R. and Lamy, F. ORCID: https://orcid.org/0000-0001-5952-1765 (2017)
A biomarker perspective on dust, productivity, and sea surface temperature in the Pacific sector of the Southern Ocean ,
Geochimica et Cosmochimica Acta, 204 , pp. 120-139 .
doi:10.1016/j.gca.2017.01.045 , hdl:10013/epic.50665

Conference -Poster
Meyer, V. ORCID: https://orcid.org/0000-0002-4958-5367, Sun, S. , Winterfeld, M. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Gentz, T. ORCID: https://orcid.org/0000-0001-6739-5359 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2017)
14C blank assessment and correction of small-scale compound-specific radiocarbon analysis on lipid biomarkers and lignin phenols ,
AMS14 Conference, Ottawa, Canada, 14 August 2017 - 18 August 2017 .
hdl:10013/epic.51672

Conference -Poster
Winterfeld, M. , Meyer, V. ORCID: https://orcid.org/0000-0002-4958-5367, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Dummann, W. , Köhler, P. ORCID: https://orcid.org/0000-0003-0904-8484, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Lembke-Jene, L. ORCID: https://orcid.org/0000-0002-6873-8533, Wacker, L. , Mc Intyre, C. , Haghipour, N. , Tiedemann, R. ORCID: https://orcid.org/0000-0001-7211-8049, Gersonde, R. and Kokfelt, U. (2017)
Mobilization of old terrestrial carbon in the North Pacific realm caused by permafrost thawing, sea-level rise and ice-sheet melting during the last deglaciation ,
International Carbon Dioxide Conference, Interlaken, Switzerland, 21 August 2017 - 25 August 2017 .
hdl:10013/epic.51816

Article
Sun, S. , Schefuß, E. , Mulitza, S. , Chiessi, C. M. , Sawakuchi, A. O. , Zabel, M. , Baker, P. A. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2017)
Origin and processing of terrestrial organic carbon in the Amazon system: lignin phenols in river, shelf, and fan sediments ,
Biogeosciences, 14 , pp. 2495-2512 .
doi:10.5194/bg-14-2495-2017 , hdl:10013/epic.51430

Article
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Naafs, B. D. A. and Zhang, S. (2017)
Tracing the source of ancient reworked organic matter delivered to the North Atlantic Ocean during Heinrich Events ,
Geochimica et Cosmochimica Acta, 205 , pp. 211-225 .
doi:10.1016/j.gca.2017.02.008 , hdl:10013/epic.50974

Conference -Talk
Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Winterfeld, M. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Bodenstab, L. N. , Morgenstern, A. ORCID: https://orcid.org/0000-0002-6466-7571, Eulenburg, A. , Heim, B. ORCID: https://orcid.org/0000-0003-2614-9391, Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, Schefuß, E. , Moerth, C. M. and Rethemeyer, J. (2016)
Seasonal changes in particulate and dissolved organic matter composition and quality in the Lena River Delta ,
AGU Fall Meeting, San Francisco, 11 December 2016 - 16 December 2016 .
hdl:10013/epic.49404

Conference -Talk
Winterfeld, M. , Trojahn, S. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Pittauer, D. , Zubrzycki, S. , Han, P. , Rethemeyer, J. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2016)
Sources of particulate organic matter discharged by the Lena River using lignin phenols ,
AGU Fall meeting, San Francisco, 11 December 2016 - 16 December 2016 .
hdl:10013/epic.49403

Conference -Talk
Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Winterfeld, M. , Bodenstab, L. N. , Mörth, C. M. , Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, Heim, B. ORCID: https://orcid.org/0000-0003-2614-9391, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Prokushkin, A. and Rethemeyer, J. (2016)
Arctic river organic carbon export through the ice-free season: isotopic and compositional analyses of DOM and POM collected in the Lena Delta between May and August 2014 ,
International Conference on Permafrost, Potsdam, 20 June 2016 - 24 June 2016 .
hdl:10013/epic.48234

Article
Fischer, G. , Karstensen, J. , Romero, O. E. , Baumann, K. H. , Donner, B. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Iversen, M. ORCID: https://orcid.org/0000-0002-5287-1110, Fiedler, B. , Monteiro, I. and Körtzinger, A. (2016)
Bathypelagic particle flux signatures from a suboxic eddy in the oligotrophic tropical North Atlantic: production, sedimentation and preservation ,
Biogeosciences, 13 , pp. 3203-3223 .
doi:10.5194/bg-13-3203-2016 , hdl:10013/epic.48559

Article
Meyer, V. D. ORCID: https://orcid.org/0000-0002-4958-5367, Max, L. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Tiedemann, R. ORCID: https://orcid.org/0000-0001-7211-8049 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2016)
Glacial-to-Holocene evolution of sea surface temperature and surface circulation in the subarctic northwest Pacific and the Western Bering Sea ,
Paleoceanography, 31 (7), pp. 916-927 .
doi:10.1002/2015PA002877 , hdl:10013/epic.48386

Conference -Talk
Winterfeld, M. , Dummann, W. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Lembke-Jene, L. ORCID: https://orcid.org/0000-0002-6873-8533, Meyer, V. ORCID: https://orcid.org/0000-0002-4958-5367, McIntyre, C. , Wacker, L. , Tiedemann, R. ORCID: https://orcid.org/0000-0001-7211-8049 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2016)
Mobilization of old carbon during deglacial permafrost retreat in East Asia ,
XI. International Conference on Permafrost (ICOP), Potsdam, Germany, 20 June 2016 - 24 June 2016 .
hdl:10013/epic.50592

Article
Hockun, K. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Ho, S. L. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Ohlendorf, C. , Zolitschka, B. , Mayr, C. , Lücke, A. and Schefuß, E. (2016)
Using distributions and stable isotopes of n-alkanes to disentangle organic matter contributions to sediments of Laguna Potrok Aike, Argentina ,
Organic Geochemistry, 102 , pp. 110-119 .
doi:10.1016/j.orggeochem.2016.10.001 , hdl:10013/epic.49113
[thumbnail of Hockunetal_OG_accepted.pdf]
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Conference -Talk
Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Dummann, W. , Winterfeld, M. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Lembke-Jene, L. ORCID: https://orcid.org/0000-0002-6873-8533 and Tiedemann, R. ORCID: https://orcid.org/0000-0001-7211-8049 (2015)
Release of pre-aged terrestrial organic matter from the Amur watershed during deglacial permafrost thaw revealed by compound-specific 14C analysis ,
Goldschmidt Conference, Prague, 16 August 2015 - 21 August 2015 .
hdl:10013/epic.46672

Article
Winterfeld, M. , Goñi, M. , Just, J. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2015)
Characterization of particulate organic matter in the Lena River delta and adjacent nearshore zone, NE Siberia – Part 2: Lignin-derived phenol compositions ,
Biogeosciences, 12 , pp. 2261-2283 .
doi:10.5194/bg-12-2261-2015 , hdl:10013/epic.45416
[thumbnail of Winterfeld_2015_B.pdf]
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Conference -Poster
Meyer, V. ORCID: https://orcid.org/0000-0002-4958-5367, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Max, L. , Schefuß, E. , Tiedemann, R. ORCID: https://orcid.org/0000-0001-7211-8049 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2015)
Deglacial variations in provenance of terrigenous organic matter and temperature in the Northwest Pacific/western Bering Sea realm inferred from biomarkers ,
PAST Gateways Conference 2015, Potsdam, Germany, 18 May 2015 - 22 May 2015 .
hdl:10013/epic.48684

Conference -Talk
Winterfeld, M. , Goñi, M. , Just, J. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Sun, S. , Han, P. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2015)
Sources and age of terrigenous organic matter exported from the Lena River watershed, NE Siberia ,
Goldschmidt Conference, Prague, 16 August 2015 - 21 August 2015 .
hdl:10013/epic.46764
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Inbook
Lamy, F. ORCID: https://orcid.org/0000-0001-5952-1765, Prange, M. , Arz, H. W. , Varma, V. , Kaiser, J. , Kilian, R. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Benthien, A. ORCID: https://orcid.org/0000-0002-9159-3109 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2015)
The Southern Westerlies During the Holocene: Paleoenvironmental Reconstructions from Chilean Lake, Fjord, and Ocean Margin Sediments Combined with Climate Modeling / Schulz, M. and Paul, A. (editors) ,
In: Integrated Analysis of Interglacial Climate Dynamics (INTERDYNAMIC), Integrated Analysis of Interglacial Climate Dynamics (INTERDYNAMIC), Springer International Publishing .
doi:10.1007/978-3-319-00693-2_13 , hdl:10013/epic.46096

Conference -Poster
Meyer, V. ORCID: https://orcid.org/0000-0002-4958-5367, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Max, L. , Tiedemann, R. ORCID: https://orcid.org/0000-0001-7211-8049 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2015)
TEXL86 provides new insights into sea surface temperature evolution in the northwest Pacific and the Bering Sea during Heinrich Stadial 1 ,
International Meeting on Organic Geochemistry (IMOG), Prague, Czech Republic, 13 September 2015 - 18 September 2015 .
hdl:10013/epic.48685

Conference -Poster
Carreira, R. S. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2015)
Tetraether lipids and TEX86-based temperature estimates: a case study on core-top sediments from two cross-shelf transects on the south-eastern Brazilian continental margin ,
International Meeting on Organic Geochemistry, Prague, 15 September 2015 - 18 September 2015 .
hdl:10013/epic.46724

Article
Kaiser, J. , Ruggieri, N. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Siegel, H. , Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X, Arz, H. W. and Lamy, F. ORCID: https://orcid.org/0000-0001-5952-1765 (2014)
Lipid biomarkers in surface sediments from the gulf of genoa, Ligurian sea (NW Mediterranean sea) and their potential for the reconstruction of palaeo-environments ,
Deep Sea Research Part I: Oceanographic Research Papers, 89 , pp. 68-83 .
doi:10.1016/j.dsr.2014.04.009 , hdl:10013/epic.43707

Conference -Talk
Winterfeld, M. , Goñi, M. , Just, J. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Han, P. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2014)
Characterization of terrestrial organic matter transported through the Lena River delta (NE Siberia) to its adjacent nearshore zone using lignin phenols, d13C, and ∆14C ,
American Geophysical Union Fall Meeting, San Francisco, CA, USA, 15 December 2014 - 19 December 2014 .
hdl:10013/epic.45662
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Conference -Poster
Meyer, V. ORCID: https://orcid.org/0000-0002-4958-5367, Tiedemann, R. ORCID: https://orcid.org/0000-0001-7211-8049, Max, L. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Schefuß, E. and Mollenhauer, G. ORCID: https://orcid.org/0000-0001-5138-564X (2014)
Deglacial to Holocene biomarker records of terrigenous input and sea surface temperature in the NW Pacific and the western Bering Sea ,
Gordon Research Conference on Organic Geochemistry, New Hampshire, USA, 28 July 2014 - 1 August 2014 .
hdl:10013/epic.48683

Article
Naafs, B. D. A. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Gruetzner, J. ORCID: https://orcid.org/0000-0001-5445-2393 and Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 (2013)
Warming of surface waters in the mid-latitude North Atlantic during Heinrich events ,
Paleoceanography, 28 (1), pp. 153-163 .
doi:10.1029/2012PA002354 , hdl:10013/epic.42644

Article
Naafs, B. D. A. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 (2012)
Application of the long chain diol index (LDI) paleothermometer to the early Pleistocene (MIS 96) ,
Organic Geochemistry, 49 , pp. 83-85 .
doi:10.1016/j.orggeochem.2012.05.011 , hdl:10013/epic.39708
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Article
Naafs, B. D. A. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Acton, G. , Haug, G. H. , Martínez-Garcia, A. , Pancost, R. and Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 (2012)
Strengthening of North American dust sources during the late Pliocene (2.7Ma) ,
Earth and Planetary Science Letters, 317-31 , pp. 8-19 .
doi:10.1016/j.epsl.2011.11.026 , hdl:10013/epic.38646
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Article
Naafs, B. D. A. , Hefter, J. , Ferretti, P. , Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 and Haug, G. H. (2011)
Sea surface temperatures did not control the first occurrence of Hudson Strait Heinrich Events during MIS 16 ,
Paleoceanography, 26 (4) .
doi:10.1029/2011PA002135 , hdl:10013/epic.38344
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Conference -Talk
Naafs, B. D. A. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 and Haug, G. H. (2011)
Evidence for surface water warming in the IRD-belt during Heinrich Events ,
Interim Colloquium in Salamanca, Salamanca, Spain, September 2011 - unspecified .
hdl:10013/epic.39044
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Conference -Talk
Naafs, B. D. A. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Zhang, S. and Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 (2011)
Tracing the source of IRD in the Heinrich Layers of the North Atlantic ,
Goldschmidt conference 2011, Prague, Czech Republic, August 2011 - August 2011 .
hdl:10013/epic.39045
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Article
Naafs, B. D. A. , Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Khèlifi, N. , De Schepper, S. and Haug, G. H. (2010)
Late Pliocene changes in the North Atlantic Current ,
Earth and Planetary Science Letters, 298 (3), pp. 434-442 .
doi:10.1016/j.epsl.2010.08.023 , hdl:10013/epic.38277
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Article
Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Grützner, J. , Voelker, A. and Naafs, B. D. A. (2009)
Variability of surface water characteristics and Heinrich‐like events in the Pleistocene midlatitude North Atlantic Ocean: Biomarker and XRD records from IODP Site U1313 (MIS 169) ,
Paleoceanography 24, PA2203 .
doi:10.1029/2008PA001639 , hdl:10013/epic.33241

Article
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 (2008)
Analysis of Alkenone Unsaturation Indices with Fast Gas Chromatography/Time-of-Flight Mass Spectrometry ,
Analytical Chemistry .
doi:10.1021/ac702194m , hdl:10013/epic.30077

Conference -Poster
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 and Sinninghe Damsté, J. S. (2008)
The Biomarker Inventory, Trace, and Source of Heinrich Events and Heinrich-type Layers (MIS 8-16) in the North Atlantic. ,
IODP and ICDP Colloquium, Hannover/Germany, March 12-14 .
hdl:10013/epic.32099
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Conference -Talk
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 and Sinninghe Damsté, J. S. (2008)
The Biomarker Inventory, Trace, and Source of North Atlantic Heinrich Events. ,
SCAR/IASC IPY Open Science Conference "Polar Research Arctic and Antarctic Perspectives in the International Polar Year": Abstract Volume 145-146, Saint Petersburg/Russia, July 08-11 .
hdl:10013/epic.32100

Conference -Invited talk
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564, Sinninghe Damsté, J. S. and Zhang, S. (2008)
The biomarker inventory, trace, and source of North Atlantic iceberg invasions during the past 700.000 years. ,
LECO Advanced International User Practise Workshop, Mönchengladbach/Germany, October 28-29 .
hdl:10013/epic.32101

Conference -Poster
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 and Sinninghe Damsté, J. S. (2007)
The Biomarker Inventory, Trace, and Source of Heinrich Events and Heinrich-type Layers (MIS 8-16) in the North Atlantic ,
Eos Trans. AGU, 88(52), Fall Meet. Suppl., Abstract PP41C-0689. .
hdl:10013/epic.30021

Conference -Poster
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 (2007)
The Biomarker Trace of Heinrich Events (IODP Exp. 303/306) ,
IODP/ODP and ICDP Colloquium, Potsdam/Germany, March 19-21 .
hdl:10013/epic.26601

Article
Benthien, A. ORCID: https://orcid.org/0000-0002-9159-3109, Zondervan, I. , Engel, A. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Terbrüggen, A. and Riebesell, U. (2007)
Carbon isotopic fractionation during a mesocosm bloom experiment dominated by Emiliania huxleyi: Effects of CO2 concentration and primary production ,
Geochimica et cosmochimica acta, 71 (6), pp. 1528-1541 .
doi:10.1016/j.gca.2006.12.015 , hdl:10013/epic.24570
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Conference -Invited talk
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 (2007)
The biomarker inventory, trace and source rock implications from Heinrich events (IODP Expedition 303/306) ,
Expeditions 303 & 306 2nd Post Expedition Meeting, May 14-17, Kona, Hawaii. .
hdl:10013/epic.32098
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Conference -Poster
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 (2006)
Biomarker Compositions as Source Indicators of Heinrich Layers in the Northern North Atlantic (IODP Exp. 303/306, Site 1305) ,
Eos Trans. AGU, 87(52), Fall Meet. Suppl., Abstract PP23D-1791. .
hdl:10013/epic.32597

Conference -Talk
Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564, Grützner, J. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Kanamatsu, T. and Alvarez-Zarikian, C. (2006)
IODP Expedition 306: Quaternary and Late Neogene North Atlantic Paleoceanography ,
IODP/ODP and ICDP Colloquium, Greifswald/Germany, March 27-29 .
hdl:10013/epic.24638

Conference -Invited talk
Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564, Gruetzner, J. ORCID: https://orcid.org/0000-0001-5445-2393, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Kanamatsu, T. and Alvarez-Zarikian, C. (2006)
IODP Expedition 306: Quaternary and Late Neogene North Atlantic Paleoceanography ,
IODP-ICDP Kolloquium, 27-29 March, Greifswald, Germany. .
hdl:10013/epic.25023

Conference -Poster
Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Channell, J. E. T. , Kanamatsu, T. , Sato, T. , Malone, M. and Zarikian, C. (2005)
Late Neogene-Quaternary variability in North Atlantic paleoceanography: Preliminary results from IODP Expeditions 303 and 306 ,
2nd Alfred Wegener Symposium, 30 Oct - 02 Nov, Bremerhaven, Germany, Terra Nostra .
hdl:10013/epic.24202

Article
Birgel, D. , Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 and Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 (2004)
Aliphatic lipids in recent sediments of the Fram Strait/Yermak Plateau (Arctic Ocean): Composition, sources and transport processes ,
Marine Chemistry, 88 , pp. 127-160 .
doi:10.1016/j.marchem.2004.03.006 , hdl:10013/epic.19721
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Conference -Poster
Benthien, A. ORCID: https://orcid.org/0000-0002-9159-3109, Riebesell, U. , Engel, A. , Zondervan, I. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Delille, B. , Harlay, J. and Jacquet, S. (2004)
Alkenone carbon isotopes during a bloom of Emiliania huxleyi: Effects of CO2 concentration and production. ,
8th International Conference on Paleoceanography (ICP VIII), 5-10 Sept., Biarritz, France .
hdl:10013/epic.22269

Conference -Poster
Kierdorf, C. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 (2004)
Characterisation of the organic matter in surface sediments from the East Greenland continental margin ,
Bjerknes Centenary 2004, 01-03 September 2004, Bergen, Norway. .
hdl:10013/epic.21757
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Conference -Talk
Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564, Fahl, K. ORCID: https://orcid.org/0000-0001-9317-4656 and Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 (2004)
Organic-carbon sources and variability in sediments from the southern Kara Sea (Arctic Ocean): organic-geochemical bulk parameter vs. biomarker records ,
EUG, 1st General Assembly, Nice, FranceApril 2004. .
hdl:10013/epic.22091

Conference -Poster
Weller, P. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 and Kuhn, G. ORCID: https://orcid.org/0000-0001-6069-7485 (2004)
Paleoproductivity and paleotemperature variability in the mid-Pleistocene southern South Atlantic: Implications from biomarker records (ODP-Site 1089) ,
European Geosciences Union, 1st General Assembly, 25-30 April, Nice, France. .
hdl:10013/epic.21422

Conference -Poster
Weller, P. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 (2004)
Paleoproductivity, paleotemperature and terrigenous input in the mid-Pleistocene southern South Atlantic: Implications from biomarker records (ODP-Site 1089) ,
Euroforum for scientific drilling in Bremen (IODP/ODP/ICDP.-19.03.2004). .
hdl:10013/epic.20757
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Conference -Poster
Benthien, A. ORCID: https://orcid.org/0000-0002-9159-3109, Zondervan, I. , Riebesell, U. , Engel, A. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Delille, B. , Harlay, J. and Jacquet, S. (2003)
Alkenone carbon isotopes during a bloom of Emiliania huxleyi: Effects of CO2 concentration and production. ,
EGS-AGU-EUG Joint Assembly, 7-11 April, Nice, France .
hdl:10013/epic.22280

Conference -Poster
Kierdorf, C. , Birgel, D. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 (2003)
Organic carbon and biomarkers in surface sediments: a comparison between the Fram Strait / Yermak Plateau and the East Greenland continental margin ,
Sediment 2003, 10-13 Jun., Wilhelmshaven, Germany. .
hdl:10013/epic.19922

Article
Thiel, V. , Blumenberg, M. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Pape, T. , Pomponi, S. , Reed, J. , Reitner, J. , Wörheide, G. and Michaelis, W. (2002)
A chemical view of the most ancient metazoa - biomarker chemotaxonomy of hexactinellid sponges ,
Naturwissenschaften, 89 , pp. 60-66 .
doi:10.1007/s00114-001-0284-9 , hdl:10013/epic.15804
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Article
Mueller-Lupp, T. , Bauch, H. A. , Erlenkeuser, H. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Kassens, H. and Thiede, J. (2000)
Changes in the deposition of terrestrial organic matter on the Laptev Sea shelf during the Holocene: evidence from stable carbon isotopes ,
International Journal of Earth Sciences, 89 (3), pp. 563-568 .
doi:10.1007/s005310000128 , hdl:10013/epic.15551
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Article
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Boucsein, B. and Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 (2000)
Geochemistry of particulate organic matter in the water column and sediments ,
Berichte zur Polarforschung, 360 , pp. 79-83 .
hdl:10013/epic.17370

Article
Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564, Boucsein, B. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Kraus, M. , Lau, N. , Schoster, F. , Simstich, J. and Weiel, D. (2000)
Marine Geology ,
Berichte zur Polarforschung, 360 , pp. 49-69 .
hdl:10013/epic.17094

Article
Seifert, R. , Delling, N. , Richnow, H. H. , Kempe, S. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 and Michaelis, W. (1999)
Ethylene and methane in the upper water column of the subtropical Atlantic ,
Biogeochemistry, 44 , pp. 73-91 .
hdl:10013/epic.16741
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Field Report
Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564, Drachev, S. , Fahl, K. ORCID: https://orcid.org/0000-0001-9317-4656, Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Kassens, H. , Kokina, N. , Matthießen, J. ORCID: https://orcid.org/0000-0002-6952-2494, Müller, C. , Musatov, E. , Mutterlose, J. , Nörgaard-Petersen, N. , Polozek, K. , Shevchenko, V. and Usbeck, R. (1999)
Marine Geological Investigations. - In Jokat, W. (ed.), ARCTIC ´98: The Expedition ARK-XIV/1a of RV "Polarstern" in 1998. ,
[Field Report]
hdl:10013/epic.19946

Conference -Poster
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Fahl, K. ORCID: https://orcid.org/0000-0001-9317-4656, Michaelis, W. and Stein, R. ORCID: https://orcid.org/0000-0002-4453-9564 (1998)
Carbon isotopic and molecular characterization of sedimentary organic matter in the Late Quaternary Arctic Ocean ,
Eos, Transactions, American Geophysical Union,79,F501. .
hdl:10013/epic.17377
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Thesis -PhD
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 (1997)
Biogeochemie löslicher und makromolekular gebundener organischer Verbindungen in Sedimenten, Erdölen und kontaminierten Böden ,
PhD thesis, Universität Hamburg.
hdl:10013/epic.16772

Article
Richnow, H. H. , Seifert, R. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Link, M. , Francke, W. , Schaefer, G. and Michaelis, W. (1997)
Organic pollutants associated with macromolecular soil organic matter: Mode of binding ,
Organic Geochemistry, 26 , pp. 745-758 .
hdl:10013/epic.16740
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Inbook
Richnow, H. H. , Eschenbach, A. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Kästner, M. , Mahro, B. , Seifert, R. and Michaelis, W. (1996)
Bildungsmechanismen von Bound Residues bei der biologischen Behandlung kontaminierter Böden ,
In: Cuno, M. (Hrsg.) Biologische und chemische Behandlung von PAK-haltigen Böden und Abwässern, Schriftenreihe Biologische Abwasserreinigung .
hdl:10013/epic.16739

Conference -Invited talk
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Hauke, V. , Steiner, U. and Michaelis, W. (1996)
Molecular characterization of organic matter in methane producing areas of the Baltic Sea ,
In: Giere, O. & Fischer, U. (eds.): Abstracts and Program of the Workshop on Processes and Structures in Marine Methane and Sulfide Biotopes .
hdl:10013/epic.16738

Inbook
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Hauke, V. , Richnow, H. H. and Michaelis, W. (1995)
Alkanoic subunits in sulfur-rich geomacromolecules: Information from stepwise chemical degradation and compound specific isotopic analysis ,
In: Vairavamurthy, M. (ed.) Geochemical Transformations of Sedimentary Sulfur. ACS Symposium Series, ISBN: 0-8412-3328-4 .
hdl:10013/epic.16737

Inbook
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Richnow, H. H. , Seifert, R. and Michaelis, W. (1995)
<i>n</i>-Alkanoic compounds in sulphur-rich macromolecular substances: A detailed investigation of sulphur incorporation and cross-linking ,
In: Snape, C. (ed.): Composition, Geochemistry and Conversion of Oil Shales. NATO ASI Series C: Mathematical and Physical Sciences, ISBN: 0-7923-3343-8 .
hdl:10013/epic.16736

Article
Richnow, H. H. , Seifert, R. , Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Kästner, M. , Mahro, B. and Michaelis, W. (1994)
Metabolites of xenobiotica and mineral oil constituents linked to macromolecular organic matter in polluted environments ,
Organic Geochemistry, 22 , pp. 671-681 .
hdl:10013/epic.16735

Article
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Thiel, V. , Jenisch, A. , Galling, U. , Kempe, S. and Michaelis, W. (1993)
Biomarker indications for microbial contribution to Recent and Late Jurassic carbonate deposits ,
Facies, 29 , pp. 93-106 .
hdl:10013/epic.16734

Article
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966, Richnow, H. H. , Fischer, U. , Trendel, J. M. and Michaelis, W. (1993)
-(-)Verrucosan-2ß-ol from the phototrophic bacterium <i>Chloroflexus aurantiacus</i>: First report of a verrucosane-type diterpenoid from a prokaryote ,
Journal of General Microbiology, 139 , pp. 2757-2761 .
hdl:10013/epic.16733

Thesis -Diplom
Hefter, J. ORCID: https://orcid.org/0000-0002-5823-1966 (1992)
Biogeochemie rezenter Mikrobialithe ,
Diplom thesis, Universität Hamburg.
hdl:10013/epic.16771

This list was generated on Sat Nov 29 00:26:46 2025 UTC.