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Professor Dr. Anton Eisenhauer

Address GEOMAR Helmholtz-Zentrum für Ozeanforschung Kiel
Wischhofstraße 1-3
24148 Kiel

Projects

As Applicant
- Current projects
  - Climatically controlled sedimentation dynamics and export productivity at IODP Site U1537 in the Scotia Sea (Southern Ocean) over the past four glacial cycles (Infrastructure Priority Programmes)
- Completed projects
  - Die Strontium-Isotopie arktischer Sedimente (Research Grants)
  - Mangan-Krusten als dynamische Monitore der chemischen und isotopischen Veränderungen in der Wassersäule um die Kanarischen Inseln (Priority Programmes)
  - Multi Element- und Isotopenanalyse geochemischer/klimatologischer Archive (Research Grants)
  - Coralline Schwämme als Archive geochemischer und klimatologischer Proxies (Research Grants)
  - Mn/Fe-Präzipitate als geochemisches Archiv postglazialer Veränderungen in der Ostsee (Research Grants)
  - Der globale Ca-Kreislauf und die Temperaturabhängigkeit des Ca-Isotopenverhältnisses in marinen Systemen (Research Grants)
  - Die Rekonstruktion der delta44Ca-Isotopie des Phanerozoischen Ozeans (Research Grants)
  - Die Abhängigkeit der Strontiumisotopenfraktionierung (delta88Sr) bei der temperaturkontrollierten Präzipitation von Calciumcarbonat (Research Grants)
  - FP 08: Evaluation of the Ca Isotope System in Carbonate Polymorphs as a new Proxy for Seawater Temperature and Secular Variations of Ca Conventration and Fractionation throughout Earth History (Research Grants)
  - The Role of High- and Low-Temperature Ocean Crust Alteration for the Marine Calcium Budget (Priority Programmes)
  - The last deglacial sea-level and climatic changes. Coral Reef records in the south Pacific : Tahiti (French Polynesia) - IODP Expedition #310 -, Australian Great Barrier Reef - IODP Proposal #519: Potential of diagenetically altered corals for sub-seasonal climate reconstructions (Research Grants)
  - The role of ocean crust low temperature alteration carbonates in the global calcium cycle (Infrastructure Priority Programmes)
  - The Influence of Phase Separation on the Ca isotope Composition and Fluxes in Hydrothermal Systems (Priority Programmes)
  - Magnesiumisotope (d26Mg) als Proxy für abiogene und biogene Kalzifikationsprozesse und für die chemische Evolution der Ozeane im Phanerozoikum (Research Grants)
  - Die Quantifizierung des marinen Sr-Haushaltes mittels radiogener (87Sr/86Sr) und stabiler (delta 86/88Sr) Sr-lsotopenverhältnisse (Research Grants)
  - Spatial Variations of the Phaseshift between Ocean Surface Warming, Evaporation and Changes oft Continental Ice Volume at Terminations I and II (P.O.E.T) (Priority Programmes)
  - Calcite veins in the ocean crust as recorders of the ocean stable strontium isotope evolution (Infrastructure Priority Programmes)
  - Stable isotopes of strontium as a new proxy for continental weathering, pedogenesis processes and seawater temperature (TRION-project) (Research Grants)
  - Microanalytical characterization of the calcium isotopic composition of low temperature calcite veins in the ocean crust (Infrastructure Priority Programmes)
  - Early diagenesis of corals generated by variable activity of endolithic algae and its impact on geochemical proxies. (Research Units)
As Participating Researcher
- Completed projects
  - GSC 208: Graduate School for Integrated Studies of Human Development in Landscapes (Graduate Schools)
As Project Head
- Completed projects
  - Authigenic carbonates as long term archive for fluid venting (Collaborative Research Centres)
  - Foraminiferal nitrate respiration in oxygen minimum zones (OMZ) - past and present (Collaborative Research Centres)
As Participating Person
- Completed projects
  - Sclerochronologie an Steinkorallen (Chagos Archipel, Zentraler Indischer Ozean, 5°20`-7°35`S, 71°20`-72°40E) (Research Grants)
  - Pleistozäne Warmzeiten im Europäischen Nordmeer (Research Grants)
  - Fluid flow and authigenic carbonates from southern Hydrate Ridge: Analysis of ODP Leg 204 samples (Infrastructure Priority Programmes)
  - Temporal evolution of hydrothermal systems at the Mid-Atlantic Ridge (14°45 - 15°05N) (Priority Programmes)
  - High- and low-temperature alteration of ultramafic oceanic crust: Mineralogy, geochemistry and isotope characteristics of hydrothermal systems at the Mid Atlantic Ridge between 14° and 15°N (Priority Programmes)
  - The Northern Transpolar Gateways (Research Grants)
  - Lithiumisotope und Wassergehalte als Tracer für die Entstehung der Mantelreservoire von ozeanischen Intraplattenbasalten (Research Grants)
  - Auswirkungen der Ozeanversauerung auf die Kalzifizierung der riffbildenden Kaltwasserkoralle Lophelia pertusa (Scleractinia) (Research Grants)
  - A combined petrological, geochemical and geochronological study of the magmatic rocks surrounding the Logatchev hydrothermal field. (Priority Programmes)
  - Gas chemistry and carbon cycling at hydrothermal systems along the Mid-Atlantic Ridge: time- and space-referenced biogeochemical and isotopic investigations (Priority Programmes)
  - Temperatur-Rekonstruktion aus der Isotopen-Signatur von Tiefwasserkorallen des Atlantik und der Nordsee (Paläo-TRISTAN) (Research Grants)
  - Tracing continental weathering and water mass mixing in the Atlantic sector of the Southern Ocean with neodymium and hafnium isotopes (Infrastructure Priority Programmes)
  - Isotope Signature of calcareous Organisms from upper and Lower carbonate mound sediments 2 (Infrastructure Priority Programmes)
  - Hydrography and cold-water coral geochemistry in the Gulf of Mexico and adjacent waters (Research Grants)
  - Cold-Water Coral Mound Development Related to INtermediate WAter DEnsity Gradient (INWADE) (Infrastructure Priority Programmes)
As Cooperation Partner
- Completed projects
  - Holocene development of reefs and lagoons of Bora Bora, Darwin's type barrier reef (French Polynesia): the influence of sea level, antecedent topography, and subsidence (Research Grants)
  - A giant underwater stalactite from the Blue Hole, Belize, revisited: a complex history of carbonate accretion under changing meteoric and marine conditions (Research Grants)
As Co-Investigator
- Current projects
  - The four major Isotopes of Dolomite (C, O, Mg, Ca): Closing the Calcium Isotope (d44/42Ca) Gap (Research Grants)
  - Holocene reef growth in Bermuda (western Atlantic): a model for reef accretion in an Acropora-free environment (Research Grants)
  - Common Era ENSO variability in the West Central Pacific inferred from isotopic and trace element analysis of Porites microatolls (Priority Programmes)
- Completed projects
  - Holocene and Anthropocene sea-level records from Indonesia (Priority Programmes)
  - Accretion patterns of Belize barrier and atoll reefs: an archive of environmental change during the Holocene (Research Grants)

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