Helmholtz-Zentrum Dresden-Rossendorf

Surface Processes

Porträt Dr. Bok, Frank; FWOG Dr. Frank Bok
Chemist
Phone:+49 351 260 - 2076
Email: f.bok@hzdr.de
Links:THEREDA - Thermodynamische Referenzdatenbasis
RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics
Address for visitors:Bautzner Landstraße 400
01328 Dresden
Postal address:POB 51 01 19
01314 Dresden
Germany

Scientific career

  • since 2011:
    Research Assistant at the Helmholtz-Zentrum Dresden-Rossendorf e.V. - Institute of Resource Ecology.
  • 2010:
    TU Bergakademie Freiberg - Institute for Inorganic Chemistry, Ph.D. in Inorganic Chemistry.
  • 2005-2011:
    Research Assistant at the TU Bergakademie Freiberg - Institute for Inorganic Chemistry.
  • 1998-2004:
    TU Bergakademie Freiberg, Diploma in Chemistry.

Research experience

Database development for thermodynamic and sorption chemistry

  • Development of a database (THEREDA) for the modeling of the german nuclear waste repository (see below).
  • Development of the sorption database RES³T (see below).
  • (Geo)Chemical modeling using Geochemist's Workbench / PhreeqC.

Projects

Memberships / Board activities

Publications

2017

Elo, O.; Müller, K.; Ikeda-Ohno, A.; Bok, F.; Scheinost, A.; Hölttä, P.; Huittinen, N.
Batch sorption and spectroscopic speciation studies of neptunium uptake by montmorillonite and corundum

2016

Scheinost, A. C.; Steudtner, R.; Hübner, R.; Weiss, S.; Bok, F.
NeptuniumV retention by siderite under anoxic conditions: Precipitation of NpO2–like nanoparticles and of NpIV pentacarbonate

Virtanen, S.; Bok, F.; Ikeda-Ohno, A.; Rossberg, A.; Lützenkirchen, J.; Rabung, T.; Lehto, J.; Huittinen, N.
The specific sorption of Np(V) on the corundum (α-Al2O3) surface in the presence of trivalent lanthanides Eu(III) and Gd(III): a batch sorption and XAS study

Drobot, B.; Bauer, A.; Steudtner, R.; Tsushima, S.; Bok, F.; Patzschke, M.; Raff, J.; Brendler, V.
Speciation Studies of Metals in Trace Concentrations: The Mononuclear Uranyl(VI) Hydroxo Complexes

2015

Müller, K.; Gröschel, A.; Rossberg, A.; Bok, F.; Franzen, C.; Brendler, V.; Foerstendorf, H.
In situ spectroscopic identification of neptunium(V) inner-sphere complexes on the hematite-water interface

Sachs, S.; Heller, A.; Weiß, S.; Bok, F.; Bernhard, G.
Interaction of Eu(III) with mammalian cells: Cytotoxicity, uptake and speciation as a function of Eu(III) concentration and nutrient composition

Moog, H. C.; Bok, F.; Marquardt, C. M.; Brendler, V.
Disposal of nuclear waste in host rock formations featuring high-saline solutions – Implementation of a thermodynamic reference database (THEREDA)

Krawczyk-Bärsch, E.; Lütke, L.; Moll, H.; Bok, F.; Steudtner, R.; Rossberg, A.
A spectroscopic study on U(VI) biomineralization in cultivated Pseudomonas fluorescens biofilms isolated from granitic aquifers

2014

Schmeide, K.; Gürtler, S.; Müller, K.; Steudtner, R.; Joseph, C.; Bok, F.; Brendler, V.
Interaction of U(VI) with Äspö diorite: A batch and in situ ATR FT-IR sorption study

2012

Schmidt, H.; Asztalos, A.; Bok, F.; Voigt, W.
New iron(III) nitrate hydrates: Fe(NO3)3•xH2O with x = 4, 5 and 6

Krawczyk-Bärsch, E.; Lünsdorf, H.; Arnold, T.; Bok, F.; Steudtner, R.; Pedersen, K.; Lehtinen, A.; Brendler, V.
Immobilization of uranium in biofilm microorganisms exposed to groundwater seeps over granitic rock tunnel walls in Olkiluoto, Finland

Patent