Search Results - "Zonneveld, F"

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    Selective preservation of organic matter in marine environments; processes and impact on the sedimentary record by Zonneveld, K. A. F., Versteegh, G. J. M., Kasten, S., Eglinton, T. I., Emeis, K.-C., Huguet, C., Koch, B. P., de Lange, G. J., de Leeuw, J. W., Middelburg, J. J., Mollenhauer, G., Prahl, F. G., Rethemeyer, J., Wakeham, S. G.

    Published in Biogeosciences (05-02-2010)
    “…The present paper is the result of a workshop sponsored by the DFG Research Center/Cluster of Excellence MARUM "The Ocean in the Earth System", the…”
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    Journal Article
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    Flux variability of phyto- and zooplankton communities in the Mauritanian coastal upwelling between 2003 and 2008 by Romero, Oscar E, Baumann, Karl-Heinz, Zonneveld, Karin A. F, Donner, Barbara, Hefter, Jens, Hamady, Bambaye, Pospelova, Vera, Fischer, Gerhard

    Published in Biogeosciences (17-01-2020)
    “…Continuous multiyear records of sediment-trap-gained microorganism fluxes are scarce. Such studies are important to identify and to understand the main…”
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    Journal Article
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    Late Quaternary palaeoenvironmental evolution and sea level oscillation of Santa Catarina Island (southern Brazil) by Kuhn, Lidia A, Zonneveld, Karin A. F, Souza, Paulo A, Cancelli, Rodrigo R

    Published in Biogeosciences (23-05-2023)
    “…Sea level oscillation during the Quaternary played a major role in the geomorphology and vegetation dynamics of coastal areas in southern Brazil, encompassing…”
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    Journal Article
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    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 by Versteegh, Gerard J. M, Zonneveld, Karin A. F, Hefter, Jens, Romero, Oscar E, Fischer, Gerhard, Mollenhauer, Gesine

    Published in Biogeosciences (18-03-2022)
    “…Proxies based on long-chain alkane-1, mid-chain diols (diol for short) are obtaining increasing interest to reconstruct past upper ocean temperature and…”
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    Journal Article
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    Differences in the chemical composition of organic‐walled dinoflagellate resting cysts from phototrophic and heterotrophic dinoflagellates by Bogus, Kara, Mertens, Kenneth Neil, Lauwaert, Johan, Harding, Ian C, Vrielinck, Henk, Zonneveld, Karin A. F, Versteegh, Gerard J. M, Lin, S

    Published in Journal of phycology (01-04-2014)
    “…Dinoflagellates constitute a large proportion of the planktonic biomass from marine to freshwater environments. Some species produce a preservable…”
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    Journal Article
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    Better molecular preservation of organic matter in an oxic than in a sulfidic depositional environment: evidence from Thalassiphora pelagica (Dinoflagellata, Eocene) cysts by Versteegh, Gerard J. M, Houben, Alexander J. P, Zonneveld, Karin A. F

    Published in Biogeosciences (09-07-2020)
    “…Anoxic sediments, as compared to oxic settings, encompass a much higher proportion of relatively labile and thus more reactive organic matter, naturally giving…”
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    Journal Article
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    Seasonal, Annual, and Inter-Annual Spiniferites Cyst Production: A Review of Sediment Trap Studies by Pospelova, Vera, Zonneveld, Karin A. F, Heikkilä, Maija, Bringuè, Manuel, Price, Andrea M, Esenkulova, Svetlana, Matsuoka, Kazumi

    Published in Palynology (20-12-2018)
    “…Despite the fact that dinoflagellate cysts of the diverse genus Spiniferites are abundant in coastal and estuarine sediments worldwide, little is known about…”
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    Journal Article
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    Environmental control of interannual and seasonal variability in dinoflagellate cyst export flux over 18 years in the Cape Blanc upwelling region (Mauritania) by Roza, Surya Eldo V., Versteegh, Gerard J. M., Pospelova, Vera, Zonneveld, Karin A. F.

    Published in Frontiers in Marine Science (15-04-2024)
    “…The increasing threat of anthropogenic environment and climate change amplifies the urgency to investigate the effect of these changes on marine ecosystems. We…”
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    Journal Article
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    The effect of meter-scale lateral oxygen gradients at the sediment-water interface on selected organic matter based alteration, productivity and temperature proxies by Bogus, K. A, Zonneveld, K. A. F, Fischer, D, Kasten, S, Bohrmann, G, Versteegh, G. J. M

    Published in Biogeosciences (27-04-2012)
    “…A valid assessment of selective aerobic degradation on organic matter (OM) and its impact on OM-based proxies is vital to produce accurate environmental…”
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    Journal Article
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    A Determination Key for Modern Dinoflagellate Cysts by Zonneveld, Karin A.F, Pospelova, Vera

    Published in Palynology (01-11-2015)
    “…The first online modern organic-walled dinoflagellate cyst determination key has been launched at www.marum.de/dinocystkey.html. This key is based on easily…”
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    Journal Article
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    Assessing Environmental Control on Dinoflagellate Cyst Distribution in Surface Sediments of the Benguela Upwelling Region (Eastern South Atlantic) by Frank-D. Bockelmann, Karin A. F. Zonneveld, Schmidt, Martin

    Published in Limnology and oceanography (01-11-2007)
    “…Organic-walled dinoflagellate cyst assemblages in surface sediments of the Benguela Current Upwelling System (eastern South Atlantic) show geographic patterns…”
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    Journal Article
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    Dinoflagellate cysts production, excystment and transport in the upwelling off Cape Blanc (NW Africa) by Zonneveld, Karin A. F., Grotheer, Hendrik, Versteegh, Gerard J. M.

    Published in Frontiers in Marine Science (26-07-2022)
    “…To extend the understanding of dinoflagellate cysts production, excystment and vertical/lateral transport in the water column, we compared upper water cyst…”
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    Journal Article
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    Micro-Fourier transform infrared spectroscopy of degradation-resistant organic microfossils; Influence of preservation environment and phylogeny by Versteegh, Gerard J. M., Zonneveld, Karin A. F.

    Published in Frontiers in Marine Science (07-12-2022)
    “…To gain more insight into the effect of early diagenetic processes in different redox environments on the molecular characteristics of degradation resistant…”
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    Journal Article
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    Morphometry of the primate bony labyrinth: a new method based on high-resolution computed tomography by Spoor, F, Zonneveld, F

    Published in Journal of anatomy (01-04-1995)
    “…A method is described for taking accurate measurements of the bony labyrinth of humans and other primates using high-resolution computed tomography (CT). The…”
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    Journal Article
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    Shifts of the Brazil-Falklands/Malvinas Confluence in the Western South Atlantic During the Latest Pleistocene-Holocene Inferred from Dinoflagellate Cysts by Gu, Fang, Chiessi, Cristiano M, Zonneveld, Karin A. F, Behling, Hermann

    Published in Palynology (03-07-2019)
    “…The Brazil-Falklands/Malvinas Confluence (BFMC), a highly energetic convergence of surface currents in the western South Atlantic, has shifted southward in…”
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    Journal Article
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    The Benguela upwelling related to the Miocene cooling events and the development of the Antarctic Circumpolar Current: Evidence from calcareous dinoflagellate cysts by Heinrich, Sonja, Zonneveld, Karin A. F., Bickert, Torsten, Willems, Helmut

    Published in Paleoceanography (01-09-2011)
    “…Sediment samples from ODP Site 1085 were investigated in order to obtain more information on the initiation and development of the Benguela upwelling system…”
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    Journal Article
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    (Palaeo-)ecological significance, transport and preservation of organic-walled dinoflagellate cysts in the Somali Basin, NW Arabian Sea by Zonneveld, Karin A.F, Brummer, GeertJan A

    “…To date, relatively little information is available about factors influencing organic-walled cyst production of tropical dinoflagellates and processes…”
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    Journal Article Conference Proceeding
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    Preoperative Imaging Protocol for Cochlear Implant Candidates by Bettman, R. H. R, Van Olphen, A. F, Zonneveld, F. W, Huizing, E. H

    Published in Acta oto-laryngologica (01-11-2004)
    “…Objective -To formulate and test a CT imaging protocol for preoperative scanning of the temporal bone in cochlear implant candidates. Material and Methods -A…”
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