Vitae of Astrid Barkleit

Scientific career

  • since 2000:
    Helmholtz-Zentrum Dresden-Rossendorf, Institute of Resource Ecology, scientific staff member
  • 2007-2014:
    Technische Universität Dresden, Radiochemistry Division, research associate
  • 2000-2004:
    Universität Rostock, postgraduate studies in Environmental Protection, Diploma in Life Sciences
  • 1999-2000:
    Leibniz Institute for New Materials Saarbrücken, research associate
  • 1999:
    Universität des Saarlandes Saarbrücken, Institute of Inorganic Chemistry, PhD thesis: "Synthesis and Investigations of Structure and Reactivity of Metalchelatkomplexes of Tridentate Disilazane Ligands"
  • 1996-1998:
    Universität des Saarlandes, Institute of Inorganic Chemistry, research associate
  • 1989-1996:
    Georg-August-Universität Göttingen, Universität des Saarlandes, Diploma in Chemistry

Research experience

  • Actinide speciation in biosystems and in aqueous solutions, namely U(VI), Cm(III), Am(III) and Eu(III)
  • Application of various spectroscopic techniques, in particular time-resolved laser-induced fluorescence spectroscopy (TRLFS)
  • Decommissioning of nuclear facilities: Determination of activities in components of nuclear power plants

Current projects

  • Joint project EBENE - Experimentally supported calculations of neutron fields and the resulting activities in spaces far from the reactor (BMBF, FORKA, 15S9447A, 2024-2027).
  • Joint project RADEKOR - Speciation and transfer of radionuclides in the human organism especially taking into account decorporation agents.
    Project coordinator (BMBF, 02NUK057A, 2020-2024).

Past projects

  • Joint project EMPRADO - Development of a method for pre-activity and dose rate calculations of components in the reactor vicinity based on neutron fluence distributions (BMBF, FORKA, 15S9409A, 2018-2024).
  • WERREBA - Means for efficient decommissioning of reactor components and concrete shielding: Calculation of the activity inventory and their validation on drilling cores as well as mobility investigations of radionuclides
    (BMBF, FORKA, 15S9412, 2019-2022).
  • EU project INSIDER - Improved nuclear site characterization for waste minimization in decommissioning and dismantling operations under constrained environment (Horizon 2020 EURATOM, 2017-2021).

  • Joint project TransAqua - Transfer of radionuclides in aquatic ecosystems. Subproject Biokinetic models: "Spectroscopic determination of the binding form (speciation) of trivalent actinides and lanthanides in biofluids of the human intestinal tract and in the blood" (KVSF, BMBF, 02NUK030F, 2012-2017)
  • Joint Project: Retention of repository-relevant radionuclides in natural clay rocks and in saline systems. Subproject: "Thermodynamics of the interaction of An(III)/Ln(III) with borate and organic repository-relevant ligands" (BMWi, 02E11021, 2011-2014)
  • Joint Project: Interaction and transport of actinides in natural clay rock with consideration of humic substances and clay organics. Subproject: "Investigations of temperature dependence of complexation and sorption of trivalent actinides in the system actinid-NOM-natural clay rock-aquifer" (BMWi, 02E10417, 2007-2010)
  • Binding form of Cm(III) and Eu(III) in human body fluids (saliva, urine) (DFG, BE2234/10-1/2, 2007-2010)
  • The mobilization of actinides by microbial ligands taking into consideration the final storage of nuclear waste. Interactions of selected actinides with pyoverdins and related model compounds. (BMBF, 02E9985, 2005-2007)



















before 2007