Dr. Frederike Wilckens

Archived Page

This web page has not been updated since the former colleague left MARUM.

Research interests

Geochemistry of stable (B, Ca, Li, Mg) and radiogenic (Sr) isotopes
Mass spectrometry
Water-rock interaction at low and high temperatures
Isotope fractionation during water-rock interaction
Chemical mass balances: continental vs. hydrothermal fluxes into the ocean
reconstruction of climatic and environmental information using coldwater corals

Curriculum Vitae

since 11/17	PostDoc at MARUM, University of Bremen Reconstruction of climatic and environmental information using stable and radiogenic isotopes in coldwater corals
2014 - 2017	PhD student at MARUM, University of Bremen Thesis title: Isotopic signatures in hydrothermal vent fluids and the oceanic crust - tracing of sub-seafloor magmatic and hydrothermal processes
2011 - 2014	MSc Geological Sciences, Freie Universität Berlin Thesis title: On the Origin of Magnesium Isotope Variation in Waters and Sediments of Lake Bangong, Tibet Autonomous Region of China Supervisors: Dr. Uwe Wiechert, Prof. Dr. Harry Becker (both Freie Universität Berlin), Prof. Dr. Friedhelm von Blanckenburg (GFZ Potsdam)
2007 - 2011	BSc Geological Sciences, Freie Universität Berlin Thesis title: Lithium isotope fractionation experiments between water and bentonite Supervisors: Dr. Uwe Wiechert, Dr. Konrad Hammerschmidt (both Freie Universität Berlin)

Publications and Conferences

Publikationen:

Wilckens, F.K., Hansen, C.T., Diehl, A., Bach, W., Kasemann, S.A. (2022) Sources of Mg Enrichments in Vent Fluids From the Kermadec Arc Recorded by Li, B and Mg Isotopes. Geochemistry, Geophysics, Geosystems, https://doi.org/10.1029/2022GC010471
Klose, L., Kleint, C., Bach, W., Diehl, A.,Wilckens, F., Peters, C., Strauss, H., Haase, K., Koschinsky, A. (2022) Hydrothermal acitivity and associated subsurface processes at Niuatahi rear-arc volcano, North East Lau Basin, SW Pacific: Implications from trace elements and stable isotope systematics in vent fluids. Geochimica et Cosmochimica Acta, https://doi.org/10.1016/j.gca.2022.06.023
Klose, L., Keith, M., Hafermass, D., Kleint, C., Bach, W., Diehl, A.,Wilckens, F., Peters, C., Stauss, H., Klemd, R., van Geldern, R., Haase, K.M., Koschinsky, A. (2021) Trace Element and Isotope Systematics in Vent Fluids and Sulphides From Maka Volcano, North Eastern Lau Spreading Centre: Insights Into Three-Component Fluid Mixing. Frontiers in Earth Sciences, https://doi.org/10.3389/feart.2021.776925
Dämmer, L.K., van Dijk, I., de Nooijer, L., van der Wagt, B., Wilckens, F.K., Zoetemelk, B., Reichart, G.-J. (2021) Temperature impact on Magnesium isotope fractionation in cultured foraminifera. Frontiers in Earth Sciences - Biogeoscience, DOI:10.3389/feart.2021.642256
Cullen, J.T., Hurwitz, S., Barnes, J.D., Lassiter, J.C., Penniston-Dorland S., Meixner, A., Wilckens, F., Kasemann, S.A., McCeskey, R.B. (2021) The Systematics of Chlorine, Lithium, and Boron and δ³⁷Cl,δ⁷Li, and δ¹¹B in the Hydrothermal System of the Yellowstone Plateau Volcanic Field. Geochemistry, Geohysics, Geosystems,https://doi.org/10.1029/2020GC009589
Wilckens, F.K., Reeves, E.P., Bach, W., Seewald, J.S., Kasemann, S.A. (2019) Application of B, Mg, Li and Sr isotopes in acid-sulfate vent fluids and volcanic rocks as tracers for fluid-rock interaction in back-arc hydrothermal systems. Geochemistry, Geophysics, Geosystems, https://doi.org/10.1029/2019GC008694
Ikari M.J., Wilckens, F.K., Saffer, D.M. (2019) Implications of basement rock alteration in the Nankai Trough, Japan for subduction megathrust slip behavior. Tectonophysics, https://doi.org/10.1016/j.tecto.2019.228275
Wilckens, F.K., Reeves, E.P., Bach, W., Meixner, A., Seewald, J.S., Koschinsky, A., Kasemann, S.A. (2018) The influence of magmatic fluids and phase separation on B systematics in submarine hydrothermal vent fluids from back-arc basins.Geochimica et Cosmochimica Acta,doi:10.1016/j.gca.2018.04.023