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

T: +43-1-4277-53463

stephan.kraemer@univie.ac.at

Winter term 2023

280028 VU Fundamentals of hydrogeology and environmental geochemistry

280220 KU Environmental Geochemistry - Seminar for Master and PhD Students

280230 UE Individual Research Project

280262 VU Introduction to Environmental Chemistry

281004 OV Orientation Course Environmental Science

570006 SE Current Topics in Environmental Geosciences

Summer term 2023

280194 PR Indiv. Research Project Mineralogy, Geomaterials and Applied Earth Sciences

280201 VU Biogeochemistry of Pollutants and Nutrients

280220 KU Environmental Geochemistry - Seminar for Master and PhD Students

280230 UE Individual Research Project

280239 SE Master Seminar Environmental Sciences

570006 SE Current Topics in Environmental Geosciences

Winter term 2022

280028 VU BA-ERD-21 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)

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

280230 UE MES-4 Individual Research Project (PI)

280239 SE PIK3 Master Seminar Environmental Sciences

281004 OV Orientation Course Environmental Science

570006 SE Current Topics in Environmental Geosciences

Schwab, L., Rothe, F., McLagan, D., Alten, A., Krämer, S., Biester, H., & Wiederhold, J. G. (2022). Large extent of mercury stable isotope fractionation in contaminated stream sediments induced by changes of mercury binding forms. Frontiers in Environmental Chemistry, 3, [1058890]. https://doi.org/10.3389/fenvc.2022.1058890

Walter, M., Schenkeveld, W. D. C., Tomatis, M., Schelch, K., Peter-Voroesmarty, B., Geroldinger, G., Gille, L., Bruzzoniti, M. C., Turci, F., Kraemer, S. M., & Grusch, M. (2022). The Potential Contribution of Hexavalent Chromium to the Carcinogenicity of Chrysotile Asbestos. Chemical Research in Toxicology, 35(12), 2335-2347. https://doi.org/10.1021/acs.chemrestox.2c00314

McLagan, D., Biester, H., Navrátil, T., Krämer, S., & Schwab, L. (2022). Internal tree cycling and atmospheric archiving of mercury: examination with concentration and stable isotope analyses. Biogeosciences, 19(17), 4415–4429. https://doi.org/10.5194/bg-19-4415-2022

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

Chardi, K. J., Satpathy, A., Schenkeveld, W. D. C., Kumar, N., Noël, V., Kraemer, S. M., & Giammar, D. E. (2022). Ligand-Induced U Mobilization from Chemogenic Uraninite and Biogenic Noncrystalline U(IV) under Anoxic Conditions. Environmental Science & Technology, 56(10), 6369-6379. https://doi.org/10.1021/acs.est.1c07919

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, 24(9), 1406-1429. 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., 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(11), 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(1), [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.

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

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. (2019). 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

Kang, K., Schenkeveld, W., Biswakarma, J., Borowski, S. C., Hug, S. J., Hering, J., & Krämer, S. (2019). Low Fe(II) Concentrations Catalyze the Dissolution of Various Fe(III) (hydr)oxide Minerals in the Presence of Diverse Ligands and over a Broad pH Range. Environmental Science & Technology, 53(1), 98-107. https://doi.org/10.1021/acs.est.8b03909

Tracing geochemical processes governing the stationary behavior of a Hg plume in groundwater using Hg isotopes

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

28 Jul 2022