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Univ.-Prof. Dipl.-Geol. Dr. Stephan Krämer

T: +43-1-4277-53463

stephan.kraemer@univie.ac.at

Summer term 2022

280084 VU VU MES 3.1: Biogeochemistry of Pollutants and Nutrients (also listed as MA-ERD-A-5/W-2.22) (PI)

280094 PR MA-ERD-W-1.2 Indiv. Research Project Mineralogy, Geomaterials and Applied Earth Sciences (PI)

280220 KU KU Environmental Geochemistry - Seminar for Master and PhD Students (PI)

280230 UE MES-4 UE Individual Research Project (PI)

280235 UE Advanced Modelling in Environmental Geochemistry (PI)

280239 SE PIK3 Master Seminar Environmental Sciences

450003 SE Current Topics in Environmental Geosciences (PI)

Winter term 2021

280028 VU BA-ERD-20 Fundamentals of hydrogeology and environmental geochemistry (PI)

280094 PR MA-ERD-W-1.2 Indiv. Research Project Mineralogy, Geomaterials and Applied Earth Sciences (PI)

280162 VU VU MES 2: Introduction to Environmental Chemistry (also listed as MA-ERD-W-4.12) (PI)

280213 KU MES-1 KU to Introduction to System Laboratories (PI)

280217 SE Master Seminar Environmental Sciences

280220 KU KU Environmental Geochemistry - Seminar for Master and PhD Students (PI)

280230 UE MES-4 UE Individual Research Project (PI)

450003 SE Topics in environmental Geoscience (PI)

Walter, M., Geroldinger, G., Gille, L., Krämer, S., & Schenkeveld, W. (2022). Soil-pH and cement influence the weathering kinetics of chrysotile asbestos in soils and its hydroxyl radical yield. Journal of Hazardous Materials, 431, [128068]. https://doi.org/10.1016/j.jhazmat.2021.128068

McLagan, D., Schwab, L., Wiederhold, J. G., Chen, L., Pietrucha, J., Krämer, S., & Biester, H. (2022). Demystifying mercury geochemistry in contaminated soil–groundwater systems with complementary mercury stable isotope, concentration, and speciation analyses. Environmental Science: Processes & Impact, 1(6). https://doi.org/10.1039/D1EM00368B

Biswakarma, J., Kang, K., Schenkeveld, W. D. C., Krämer, S., Hering, J. G., & Hug, S. J. (2021). Catalytic effects of photogenerated Fe(II) on the ligand-controlled dissolution of Iron(hydr)oxides by EDTA and DFOB. Chemosphere, 263, [128188]. https://doi.org/10.1016/j.chemosphere.2020.128188

Baune, M., Kang, K., Schenkeveld, W. D. C., Kraemer, S. M., Hayen, H., & Weber, G. (2020). Importance of oxidation products in coumarin-mediated Fe(hydr)oxide mineral dissolution. Biometals, 33, 305-321. https://doi.org/10.1007/s10534-020-00248-y

Reyes, C., Hodgskiss, L., Kerou, M., Pribasnig, T., Abby, S., Bayer, B., Krämer, S., & Schleper, C. (2020). Genome wide transcriptomic analysis of the soil ammonia oxidizing archaeon Nitrososphaera viennensis upon exposure to copper limitation. The ISME Journal: multidisciplinary journal of microbial ecology, 14, 2659–2674. https://doi.org/10.1038/s41396-020-0715-2

Reyes, C., Hodgskiss, L., Baars, O., Kerou, M., Bayer, B., Schleper, C., & Krämer, S. (2020). Copper limiting threshold in the terrestrial ammonia oxidizing archaeon Nitrososphaera viennensis. Research in Microbiology, 171(3-4), 134-142. https://doi.org/10.1016/j.resmic.2020.01.003

Kessler, N., Kraemer, S. M., Shaked, Y., & Schenkeveld, W. D. C. (2020). Investigation of Siderophore-Promoted and Reductive Dissolution of Dust in Marine Microenvironments Such as Trichodesmium Colonies. Frontiers in Marine Science, 7, [45]. https://doi.org/10.3389/fmars.2020.00045

Biswakarma, J., Kang, K., Schenkeveld, W. D. C., Kraemer, S. M., Hering, J. G., & Hug, S. J. (2020). Linking Isotope Exchange with Fe(II)-Catalyzed Dissolution of Iron(hydr)oxides in the Presence of the Bacterial Siderophore Desferrioxamine-B. Environmental Science & Technology, 54(2), 768-777. https://doi.org/10.1021/acs.est.9b04235

Walter, M., Schenkeveld, W. D. C., Geroldinger, G., Gille, L., Reissner, M., & Kraemer, S. M. (2020). Identifying the reactive sites of hydrogen peroxide decomposition and hydroxyl radical formation on chrysotile asbestos surfaces. Particle and Fibre Toxicology, 17, [3]. https://doi.org/10.1186/s12989-019-0333-1

Rushworth, D., Krämer, S., Schenkeveld, W., Dewulf, J., & Slomp, C. (2019). Copper mobilization from marine sediments by the methanotrophic chalcophore methanobactin. International symposium on environmental biogeochemistry, Potsdam, Germany.

Schwab, L., Rothe, F., McLagan, D., Krämer, S., Biester, H., & Wiederhold, J. G. (2019). COMBINING MERCURY ISOTOPE AND SPECIES ANALYSES FOR THE INVESTIGATION OF CREEK SEDIMENTS DOWNSTREAM OF A HG(II) CHLORIDE CONTAMINATED INDUSTRIAL LEGACY SITE. 1-1. Poster session presented at 14th International Conference on Mercury as a Global Pollutant, Krakau, Poland.

McLagan, D., Schwab, L., Wiederhold, J. G., Brocza, F. M., Chen, L., Krämer, S., & Biester, H. (2019). MERCURY ISOTOPE FRACTIONATION AND SPECIATION IN SURFACE SOILS AND DRILLING CORES OF INDUSTRIAL LEGACYSITES CONTAMINATED BYTIMBER KYANISATION WITH MERCURY(II) CHLORIDE.. 1-1. Poster session presented at 14th International Conference on Mercury as a Global Pollutant, Krakau, Poland.

Schwab, L., McLagan, D., Krämer, S., Biester, H., & Wiederhold, J. G. (2019). Mercury Isotope and Species Analyses as a Tool to Trace Processes in Contaminated Soils and Sediments. 1-1. Poster session presented at Goldschmidt 2019, Barcelona, Spain.

Rushworth, D., Schenkeveld, W., Krämer, S., Hoffmann, K., Kretzschmar, R., & Christl, I. (2019). Copper sulfide dissolution by methanobactin, a methanotrophic chalcophore. Goldschmidt conference 2019, Barcelona, Spain. https://goldschmidtabstracts.info/abstracts/abstractView?id=2019003385

Brocza, F. M., Biester, H., Richard, J-H., Wiederhold, J. G., & Krämer, S. (2019). Mercury Isotope Fractionation in the Subsurface of a Hg(II) Chloride-Contaminated Industrial Legacy Site. Environmental Science & Technology, 53(13), 7296-7305. https://doi.org/10.1021/acs.est.9b00619

Hodgskiss, L., Reyes, C., Kerou, M., Pribasnig, T., Bayer, B., Krämer, S., & Schleper, C. (2019). Copper limitation in the ammonia oxidizing archaeon Nitrososphaera viennensis. The Sixth International Conference on Nitrification and Related Processes (ICoN6), Xiamen, China.

Walter, M., Schenkeveld, W., Reissner, M., Gille, L., & Krämer, S. (2019). The Effect of pH and Biogenic Ligands on the Weathering of Chrysotile Asbestos: The Pivotal Role of Tetrahedral Fe in Dissolution Kinetics and Radical Formation. Chemistry - A European Journal, 25(13), 3286-3300. https://doi.org/10.1002/chem.201804319

Biswakarma, J., Kang, K., Borowski, S., Schenkeveld, W., Krämer, S., Hering, J., & Hug, S. (2018). Fe(II)-Catalyzed Ligand-Controlled Dissolution of Iron(hydr)oxides. Environmental Science & Technology, 53(1), 88-97. https://doi.org/10.1021/acs.est.8b03910

Krämer, S., & Schenkeveld, W. (2018). Constraints to Synergistic Fe Mobilization from Calcareous Soil by a Phytosiderophore and a Reductant. Soil Systems, 2(4), [67]. https://doi.org/10.3390/soilsystems2040067

Determination of Kinetic Mercury Isotope Fractionation during Reduction of Hg(II) by Dissolved Fe(II) and Fe(II)-bearing Minerals

Lorenz Schwab (Speaker), Niklas Gallati (Contributor), David McLagan (Contributor), Stephan Krämer (Contributor), Harald Biester (Contributor) & Jan Georg Wiederhold (Contributor)

9 Jul 2021

Activity: Talks and presentations › Talk or oral contribution › Science to Science

High Mercury Sorption in Low Organic Matter Aquifer Material Using Column Experiments

David McLagan (Speaker), Carina Esser (Contributor), Lorenz Schwab (Contributor), Jan Pietrucha (Contributor), Jan Georg Wiederhold (Contributor), Stephan Krämer (Contributor) & Harald Biester (Contributor)

9 Jul 2021

Activity: Talks and presentations › Talk or oral contribution › Science to Science