Publikationen

Kürzinger V, Hansen CT, Strauss H, Wu S, Bach W (2023): Experimental evidence for the hydrothermal formation of native sulfur by synproportionation. Frontiers in Earth Science Geochemistry, 11, 1–13. | doi:10.3389/feart.2023.1132794 |

Pichler, T., 2023, Environmental Inventory of mercury (Hg) for the marine shallow water hydrothermal system at Panarea, Italy. Science of the Total Environment. | doi.org/10.1016/j.scitotenv.2023.168575 |

Koopmann, S., Prommer, H., Siade, A. and Pichler, T., 2023, Molybdenum Mobility During Managed Aquifer Recharge in Carbonate Aquifers. Environmental Science and Technology. | doi.org/10.1021/acs.est.2c08619 |

Koopmann, S., Prommer, H. and Pichler, T., 2022, Molybdenum Release Triggered by Dolomite Dissolution: Experimental Evidence and Conceptual Model. Environmental Science and Technology. | doi.org/10.1021/acs.est.2c04142 |

Koopmann, S. and Pichler, T., 2022, Celestine and powellite as redox indicators during diagenesis of molybdenum-bearing carbonate aquifers. Applied Geochemistry, 144. | doi.org/10.1016/j.apgeochem.2022.105399 |

Roberts, H. and Pichler, T., 2022, Hg in the hydrothermal fluids and gases in Bahia di Levante, Vulcano, Itlay. Marine Chemistry. | doi.org/10.1016/j.marchem.2022.104147 |

Hamer, K., Cutts, N., Liedtke, N., Roose, F. (2022): Loss of shallow water physiotope areas in tidal estuaries of the North Sea since the nineteenth century. Journal of Soils and Sediments, 14 pp. | https://doi.org/10.1007/s11368-022-03413-7 |

Hansen CT, Kleint C, Böhnke S, Klose L, Adam‐Beyer N, Sass K, Zitoun R, Sander SG, Indenbirken D, Dittmar T, Koschinsky A, Perner M (2022): Impact of high Fe‐concentrations on microbial community structure and dissolved organics in hydrothermal plumes: an experimental study. Scientific Reports12:20723. | doi:10.1038/s41598-022-25320-0 |

Wilckens FK, Hansen CT, Diehl A, Bach W, Kasemann SA (2022): Sources of Mg enrichments in Vent Fluids from the Kermadec Arc recorded by Li, B and Mg Isotopes. Geochemistry, Geophysics, Geosystems23(11), e2022GC010471. | doi:10.1029/2022GC010471 |

Hansen CT, Lissenberg CJ, Kahl W-A, Bach W (2022): Hydrothermal troctolite alteration at 300 and 400°C – Insights from flexible Au-reaction cell batch experimental investigations. American Mineralogist107, 1100-1115. | doi:10.2138/am-2021-7832 |

Albers E, Shervais JW, Hansen CT, Ichiyama Y, Fryer P (2022): Shallow depth, substantial change: fluid-metasomatism causes major compositional modifications of subducted volcanics (Mariana forearc). Frontiers in Earth Science - Petrology10:826312. | doi:10.3389/feart.2022.826312 |

Dede B, Hansen CT, Neuholz R, Schnetger B, Kleint C, Walke S, Bach W, Amann R, Meyerdierks A (2022): Niche differentiation of sulfur-oxidizing bacteria (SUP05) in submarine hydrothermal plumes. ISME Journal. | doi:10.1038/s41396-022-01195-x |

Kubier, A., Budziak, D., de Vries, D., Elbracht, J., Hamer, K., and Pichler, T., 2021, Cadmium in groundwater of Northwestern Germany — origin, mobilization and assessment according to the European Water Framework Directive. Grundwasser. | doi.org/10.1007/s00767-021-00488-w |

Khalil, M. M., Abotalib, A. Z., Farag, M. M., Rabei, M., Abdelhady, A. A., and Pichler, T., 2021, Poor drainage-induced waterlogging in Saharan groundwater-irrigated lands: integration of geospatial, geophysical, and hydrogeological techniques. Catena, v. 207, 105615. | doi.org/10.1016/j.catena.2021.105615 |

Scheplitz, J., Koopmann, S., Fröllje, H., and Pichler, T., 2021, Optimization and Assessment of a Sequential Extraction Procedure for Calcium Carbonate Rocks, Environmental Monitoring and Assessment, 193:577. | doi.org/10.1007/s10661-021-09300-x |

Khalil, M. M., Hamer, K., Pichler, T., and Abotalib, Z., 2021, Fault zone hydrogeology in arid environments: The origin of cold springs in the Wadi Araba Basin, Egypt. Hydrological Processes. | doi.org/10.1002/hyp.14176 |

Roberts, H., Price, R. E., Brombach, C. C., and Pichler, T., 2021, Mercury in the Hydrothermal Fluids and Gases in Paleochori Bay, Milos, Greece. Marine Chemistry. | doi.org/10.1016/j.marchem.2021.103984 |

Khimasia, A., Renshaw, C.E., Price, R.E. and Pichler, T., 2021, Hydrothermal flux and porewater geochemistry in Paleochori Bay, Milos, Greece. Chemical Geology, v. 571, 120188. | doi.org/10.1016/j.chemgeo.2021.120188 |

Song M, Schubotz F, Kellermann MY, Hansen CT, Bach W, Teske AP, Hinrichs K-U (2021): Formation of ethane and propane via abiotic reductive conversion of acetic acid in hydrothermal sediments. PNAS118(47), e2005219118. | doi:10.1073/pnas.2005219118 |

Geilert S, Albers E, Frick DA, Hansen CT, von Blankenburg F (2021): Systematic changes in serpentine Si isotope signatures across the Mariana forearc – a new proxy for slab dehydration processes. Earth and Planetary Science Letters575, 117193. | doi:10.1016/j.epsl.2021.117193 |

Noowong, A., Gomez-Saez, G. V., Hansen, C.T., Schwarz-Schampera, U., Koschinsky, A., and Dittmar, T. (2021): Imprint of Kairei and Pelagia deep-sea hydrothermal systems (Indian Ocean) on marine dissolved organic matter. Organic Geochemistry, 152, 104141. | doi: 10.1016/j.orggeochem.2020.104141  |

Hamer, K., Gudenschwager, I. and Pichler, T., 2020, Manganese (Mn) Concentrations and the Mn-Fe Relationship in Shallow Groundwater: Implications for Groundwater Monitoring. SoilSystems, 4, 49, p. 19. | doi.org/10.3390/soilsystems4030049 |

Khimasia, A., Rovere, A. and Pichler, T., 2020, Hydrothermal areas, microbial mats and sea grass in Paleochori Bay, Milos, Greece. Journal of Maps, v. 16, no. 2, p. 348-356. | doi.org/10.1080/17445647.2020.1748131 |

Kubier, A., Hamer, K. and Pichler, T., 2020, Cadmium background levels in groundwater in an area dominated by agriculture in Northwestern Germany. Integr Environ Assess Manag. | doi.org/10.1002/ieam.4198 |

Pichler, T. and Koopmann, S., 2020, Should Monitoring of Molybdenum (Mo) in Groundwater, Drinking Water and Well Permitting Made Mandatory?. Environmental Science and Technology, v. 54, no. 1, p. 1-2. | doi.org/10.1021/acs.est.9b06869 |

Koopmann, S., Fröllje, H., Hamer, K., Kubier, A., Pichler, T., 2020, Iron-manganese-anomalies of groundwater - Analysis of influencing processes. Grundwasser, v. 25, p. 113-126. | doi.org/10.1007/s00767-019-00434-x |

Merder, J., Freund, J.A., Feudel, U., Hansen, C.T., Hawkes, J.A., Jacob, B., Klaproth, K., Niggemann, J., Noriega-Ortega, B.E., Osterholz, H., and others (2020): ICBM-OCEAN: Processing Ultrahigh-Resolution Mass Spectrometry Data of Complex Molecular Mixtures. Analytical Chemistry, 92, 6832–6838. | doi: 10.1021/acs.analchem.9b05659  |

Kubier, A., Wilkin, R. T., and Pichler, T., 2019, Cadmium in soils and groundwater: A review. Applied Geochemistry, v. 108, p. 104388. | doi.org/10.1016/j.apgeochem.2019.104388 |

Zeng, J., Qi, P., Shi, J., Pichler, T., Wang, F., Wang, Y., and Sui, K., 2019, Chitosan functionalized iron nanosheet for enhanced removal of As(III) and Sb(III): Synergistic effect and mechanism: Chemical Engineering Journal. v. 382. | doi.org/10.1016/j.cej.2019.122999 |

Lehner, K., Fröllje, H., Kubier, A., and Pichler, T., 2019, Distribution of stable isotope values in groundwater in Northwestern Germany - Evaluation of continental, altitude and land use effects. Grundwasser, v. 24, no. 3, p. 185-196. | doi.org/10.1007/s00767-019-00423-0 |

Kubier, A., and Pichler, T., 2019, Cadmium in groundwater − A synopsis based on a large hydrogeochemical data set. Science of The Total Environment, no. 689, p. 831-842. | doi.org/10.1016/j.scitotenv.2019.06.499 |

Qi, P., Luo, R., Pichler, T., Zeng, J., Wang, Y., Fan, Y. and Sui, K., 2019. Development of a magnetic core-shell Fe3O4@TA@UiO-66 microsphere for removal of arsenic(III) and antimony(III) from aqueous solution. Journal of Hazardous Materials, v. 378, p.120721. | doi.org/10.1016/j.jhazmat.2019.05.114 |

Seewald, J.S., Reeves, E.P., Bach, W., Saccocia, P., Craddock, P.R., Walsh, E., Shanks, W.C., Sylva, S.P., Pichler, T. and Rosner, M., 2019. Geochemistry of Hot-Springs at the SuSu Knolls Hydrothermal Field, Eastern Manus Basin: Advanced Argillic Alteration and Vent Fluid Acidity. Geochimica et Cosmochimica Acta: v. 255, p. 25-48. | doi.org/10.1016/j.gca.2019.03.034 |

Durán-Toro, V.M., Price, R.E., Maas, M., Brombach, C.-C., Pichler, T., Rezwan, K. and Bühring, S.I., 2019. Amorphous arsenic sulfide nanoparticles in a shallow water hydrothermal system. Marine Chemistry, v. 211, p. 25-36. | doi.org/10.1016/j.marchem.2019.03.008 |

Brombach, C.-C., and Pichler, T., 2019. Determination of ultra-low volatile mercury concentrations in sulfur-rich gases and liquids: Talanta, v. 199, p. 277-284. | doi.org/10.1016/j.talanta.2019.02.070 |

Pichler, T., Biscéré, T., Kinch, J., Zampighi, M., Houlbrèque, F., and Rodolfo-Metalpa, R., 2019, Suitability of the shallow water hydrothermal system at Ambitle Island (Papua New Guinea) to study the effect of high pCO₂ on coral reefs: Marine Pollution Bulletin, v. 138, p. 148-158. | doi.org/10.1016/j.marpolbul.2018.11.003 |

Hansen CT, Niggemann J, Simon M, Bach W, Dittmar T (2019): The biodegradability of hydrothermally altered deep-sea dissolved organic matter. Marine Chemistry, 217. | doi: 10.1016/j.marchem.2019.103706 |

Seiter, K., Panteleit, B., Beienz, J., Freundt, M., Mohr, R. and Hamer, K. (2019): Nutzung von Natural Attenuation zur Reduktion der PAK-Belastung in heterogenen Porengrundwasserleitern. Grundwasser - Zeitschrift der Fachsektion Hydrogeologie 24, 129–144 (2019). | https://doi.org/10.1007/s00767-019-00421-2 |

Biscere, T., Ferrier-Pages, C., Gilbert, A., Pichler, T., and Houlbreque, F., 2018, Evidence for mitigation of coral bleaching by manganese: Scientific Reports, v. 8, no. 1, p. 16789. | doi.org/10.1038/s41598-018-34994-4 |

Wallis, I. and Pichler, T., 2018. Generating false negatives and false positives for As and Mo concentrations in groundwater due to well installation, Science of the Total Environment. v. 631-632, p. 723-732. | doi.org/10.1016/j.scitotenv.2018.03.063 |

Brombach, C.-C., Froellje, H., Pichler, T., Guzzonato, A., and Lindemann, T., 2018, Speciation analysis of methylmercury via species specific isotope dilution GC-ICP-MS. ThermoFisher, Technical Note 30465, pp. 6. | PDF |

Oehler, T., Mogollón, J.M., Moosdorf, N., Winkler, A., Kopf, A., Pichler, T., 2017. Subbmarine groundwater discharge within a landslide scar at the French Mediterranean coast. Estuarine, Coastal and Shelf Science, v. 198, no. Part A, p. 128-137. | doi.org/10.1016/j.ecss.2017.09.006 |

Pop Ristova, P., Pichler, T., Friedrich, M. W., and Bühring, S. I., 2017, Bacterial Diversity and Biogeochemistry of Two Marine Shallow-Water Hydrothermal Systems off Dominica (Lesser Antilles): Frontiers in Microbiology, v. 8. | doi.org/10.3389/fmicb.2017.02400 |

Kleint, C., Pichler, T. and Koschinsky, A. (2017) Geochemical characteristics, speciation and size-fractionation of iron (Fe) in two marine shallow-water hydrothermal systems, Dominica, Lesser Antilles. Chemical Geology, v. 454, p. 44-53. | doi.org/10.1016/j.chemgeo.2017.02.021 |

Qi, P. and Pichler, T., 2017. Competitive adsorption of As(III), As(V), Sb(III) and Sb(V) onto ferrihydrite in multi-component systems: Implications for mobility and distribution. Journal of Hazardous Materials, v. 330, p. 142-148. | doi.org/10.1016/j.jhazmat.2017.02.016 |

Villinger, H. W., Pichler, T., Kaul, N., Stephan, S., Pälike, H. and Stephan, F. 2017, Formation of hydrothermal pits and the role of seamounts in the Guatemala Basin (Equatorial East Pacific) from heat flow, seismic, and core studies, Geochem. Geophys. Geosyst., 18. | doi.org/10.1002/2016GC006665 |

Pichler, T., Mozaffari, A., 2017. Reply to a comment to "Distribution and mobility of geogenic molybdenum and arsenic in a limestone aquifer matrix, Applied Geochemistry". | doi.org/10.1016/j.apgeochem.2016.06.004 |

Masoumi, R., Calagari, A.A., Siahcheshm, K., Porkhial, S. and Pichler, T. (2017) Consideration of geological aspects and geochemical parameters of fluids in geothermal field, south of mount Sabalan, NW Iran. Journal of African Earth Sciences, v. 129, p.. 692-700. | doi.org/10.1016/j.jafrearsci.2017.02.014 |

Pichler, T., Renshaw, C.E. and Sültenfuß, J., 2017. Geogenic As and Mo groundwater contamination caused by an abundance of domestic supply wells. Journal of Applied Geochemistry, v. 77, p. 68-79. | doi.org/10.1016/j.apgeochem.2016.03.002 |

Hansen CT, Meixner A, Kasemann SA, Bach W (2017): New insight on Li and B isotope fractionation during serpentinization derived from batch reaction investigations, Geochimica et Cosmochimica Acta, 217, 51-79. | doi:10.1016/j.gca.2017.08.014 |

Price, R.E., Breuer, C., Reeves, E., Bach, W., Pichler, T., 2016. Arsenic bioaccumulation and biotransformation in deep-sea hydrothermal vent organisms from the PACMANUS hydrothermal field, Manus Basin, PNG. Deep Sea Research Part I: Oceanographic Research Papers v. 117, p. 95-106. | doi.org/10.1016/j.dsr.2016.08.012 |

Qi, P. and Pichler, T., 2016. Competitive Adsorption of As(III) and As(V) by Ferrihydrite: Equilibrium, Kinetics, and Surface Complexation. Water Air and Soil Pollution v. 227:387, p. 1-9. | doi.org/10.1016/j.jhazmat.2017.02.016 |

Gomez-Saez, G.V., Niggemann, J., Dittmar, T., Pohlabeln, A.M., Lang, S.Q., Noowong, A., Pichler, T., Wörmer, L. and Bühring, S.I., 2016. Molecular evidence for abiotic sulfurization of dissolved organic matter in marine shallow hydrothermal systems. Geochimica et Cosmochimica Acta v. 190, p. 35-52. | doi.org/10.1016/j.gca.2016.06.027 |

Qi, P. and Pichler, T., 2016. Sequential and simultaneous adsorption of Sb(III) and Sb(V) on ferrihydrite: Implications for oxidation and competition. Chemosphere, v. 145, p. 55-60. | doi.org/10.1016/j.chemosphere.2015.11.057 |

Purnomo, B., Pichler, T., 2016. Boron isotope variations in geothermal systems on Java, Indonesia, Journal of Volcanology and Geothermal Research, v. 311, p. 1-8. | doi.org/10.1016/j.jvolgeores.2015.12.014 |

Kahl W.-A., Hansen C, Bach W (2016): A new X-ray-transparent flow-through reaction cell for a µ-CT-based concomitant surveillance of the reaction progress of hydrothermal mineral-fluid interactions, Solid Earth, 7, 651-658. | doi: 10.1016/j.gca.2015.11.025 |

Hawkes JA, Hansen CT, Goldhammer T, Bach W, Dittmar T (2016): Molecular alteration of marine dissolved organic matter under experimental hydrothermal conditions, Geochimica et Cosmochimica Acta, 175, 68-85. | doi: 10.1016/j.gca.2015.11.025 |

Seiter, K. Panteleit, B. und Hamer, K. (2016): Handlungsempfehlung zur Anwendung von Natural Attenuation bei PAK- und BTEX-verunreinigten Grundwässern in heterogenen Porengrundwasserleitern, 103. S. Bremer Geowissenschaftliche Berichte, Band 2. Shaker Verlag ISBN 978-3-8440-6245-8

Seiter, K. Panteleit, B. und Hamer, K. (2016): Literaturstudie zum Abbau und Transport von PAK- und BTEX-haltigen Schadstoffgemischen in heterogenen Porengrundwasserleitern, 103. S. Bremer Geowissenschaftliche Berichte, Band 1. Shaker Verlag ISBN 978-3-8440-4760-8

Gomez-Saez, G.V., Riedel, T., Niggemann, J., Pichler, T., Dittmar, T. and Bühring, S.I., 2015. Interaction between iron and dissolved organic matter in a marine shallow hydrothermal system off Dominica Island (Lesser Antilles). Marine Chemistry, v. 177, p. 677-686. | doi.org/10.1016/j.marchem.2015.10.003 |

Wu, D., Pichler, T., 2015. Preservation of co-occuring As, Sb and Se species in water with EDTA and acidification. Geochemistry: Exploration, Environment, Analysis, v. 16, p. 117-125. | doi.org/10.1144/geochem2015-369 |

Godelitsas, A., Price, R.E., Pichler, T., Amend, J., Gamaletsos, P., Göttlicher, J., 2015. Amorphous As-sulfide preciptates from the shallow-water hydrothermal vents off Milos Island (Greece), Marine Chemistry, v. 177, p. 687-696. | doi.org/10.1016/j.marchem.2015.09.004 |

Purnomo, B., Pichler, T., 2015. Geothermal systems on the island of Bali, Indonesia, Journal of Volcanology and Geothermal Research, v. 304, p. 349-358. | doi.org/10.1016/j.jvolgeores.2015.09.016 |

Pichler, T., Mozaffari, A., 2015. Distribution and mobility of geogenic molybdenum and arsenic in a limestone aquifer matrix, Applied Geochemistry, v. 63, p. 623-633. | doi.org/10.1016/j.apgeochem.2015.08.006 |

Seewald J.S., Reeves E.P., Bach W., Saccocia P., Craddock P.R., Shanks W.C., Sylva, S.P., Pichler, T., Rosner, M., Walsh, E., 2015. Submarine Venting of Magmatic Volatiles in the Eastern Manus Basin, Papua New Guinea. Geochimica et Cosmochimica Acta, v.163, p. 178-99. | doi.org/10.1016/j.gca.2015.04.023 |

Price, R.E., LaRowe, D.E., Italiano, F., Savov, I., Pichler, T. and Amend, J.P., 2015. Subsurface hydrothermal processes and the bioenergetics of chemolithoautotrophy at the shallow-sea vents off Panarea Island (Italy). Chemical Geology, v. 407-408, p. 21-45. | doi.org/10.1016/j.chemgeo.2015.04.011 |

Engel, B.E., Hallock, P., Price, R.E. and Pichler, T., 2015. Shell dissolution in larger benthic fromainfers exposed to pH and temperature extremes: results from an in situ experiment. Journal of Foraminiferal Research, v. 45(2), p. 190-203. | doi.org/10.2113/gsjfr.45.2.190 |

Lazareva, O., Druschel, G., and Pichler, T., 2015. Understanding arsenic behavior in carbonate aquifers: Implications for aquifer storage and recovery (ASR). Applied Geochemistry, v. 52, no. 0, p. 57-66. | doi.org/10.1016/j.apgeochem.2014.11.006 |

Hawkes JA, Rossel PE, Stubbins A, Butterfield D, Connely DP, Achterberg EP, Koschinsky A, Chavagnac V, Hansen CT, Bach W, Dittmer T (2015): Efficient removal of recalcitrant deep-ocean dissolved organic matter during hydrothermal circulation. Nature Geoscience, 8, 856-860. | doi:10.1038/ngeo2543 |

Qi, P and Pichler, T., 2014. Closer look at As(III) and As(V) adsorption onto ferrihydrite under competitive conditions. Langmuir, 30, 11110-11116. | doi.org/10.1021/la502740w |

Purnomo, B.J. and Pichler, T., 2014. Geothermal systems on the island of Java, Indonesia. Journal of Volcanology and Geothermal Research 285, 47-59. | doi.org/10.1016/j.jvolgeores.2014.08.004 |

Wu, D. and Pichler, T., 2014. Simultaneous speciation analysis of As, Sb and Se redox couples by SF-ICP-MS coupled to HPLC. Analytical Methods, 6, 5112-5119. | doi.org/10.1039/C4AY01013B |

Kiel S, Hansen C, Nitzsche KN, Hansen BT (2014): Using ⁸⁷Sr/⁸⁶Sr ratios to date fossil methane seep deposits: Methodological requirements and an example from the Great Valley Group, California. J. Geol., 122(4), 353-366. | doi:10.1086/676594 |

Price, R.E., Lesniewski, R., Nitzsche, K.S., Meyerdierks, A., Saltikov, C., Pichler, T., Amend, J.P., 2013. Archaeal and bacterial diversity in an arsenic-rich shallow-sea hydrothermal system undergoing phase separation. Front. Microbiol. 4, Article 158, p. 1-19. | doi.org/10.3389/fmicb.2013.00158 |

Bundschuh, J., Pichler, T., 2013. Arsenic in marine hydrothermal systems: Source, fate and environmental implications. Chemical Geology 348, 1. | doi.org/10.1016/j.chemgeo.2012.11.002 |

Breuer, C. and Pichler, T. 2013, Arsenic in marine hydrothermal fluids, Chemical Geology, v. 348. p. 2-14. | doi.org/10.1016/j.chemgeo.2012.10.044 |

Price, R.E., Planer-Friedrich, B., Savov, I., Bühring , S., Amend, J. and Pichler, T. 2013, Processes influencing extreme As enrichment in shallow-sea hydrothermal fluids of Milos Island, Greece, Chemical Geology, v. 348. p. 15-26. | doi.org/10.1016/j.chemgeo.2012.06.007 |

Ruiz-Chancho, M.J., Pichler, T., and Price, R.E., 2013, Arsenic occurrence and speciation in Cyclope neritea, a gastropod inhabiting the arsenic-rich marine shallow-water hydrothermal system off Milos Island, Greece, Chemical Geology, v. 348. p. 56-64. | doi.org/10.1016/j.chemgeo.2012.05.017 |

Price, R.E., London, J., Walllschäger, D., Ruiz-Chancho, M.J., Pichler, T., 2013, Enhanced bioaccumulation and biotransformation of As in coral reef organisms surrounding a marine shallow-water hydrothermal vent system, Chemical Geology, v. 348. p. 48-55. | doi.org/10.1016/j.chemgeo.2012.02.023 |

Brandmeier M, Erasmi S, Hansen C, Höweling A, Nitzsche K, Ohlendorf T, Mamani M, Wörner G (2013): Mapping patterns of mineral alteration in volcanic terrains using ASTER data and field spectrometry in Southern Peru. J. South Am. Earth Sci., 48, 296-314. | doi:10.1016/j.jsames.2013.09.011 |

Hamer, K.; Cutts, N.; Knüppel, J.; Liedtke, N.; Manson, S.; Schröter, J.; Roose, F. and W. Vandenbruwaene: (2013): Shallow water areas in North Sea estuaries - Changing patterns and sizes of habitats influenced by human activities in the Elbe, Humber, Scheldt and Weser. 41 pages and Annex (73 pages). TIDE- Report, financed within EU Interreg IVB. Hamburg

Fox, D.I., Pichler, T., Yeh, D.H. and Alcantar, N., 2012, Removing Heavy Metals in Water: The Interaction of Cactus Mucilage and Arsenate (As (V)), Environmental Science and Technology v. 46(8), p. 4553-4559. | doi.org/10.1021/es2021999 |

Pichler, T. Young, K. and Alcantar, N., 2012, Eliminating turbidity in drinking water using the mucilage of a common cactus. Water Supply, v. 12(2), p. 179-186. | doi.org/10.2166/ws.2012.126 |

Meyer-Dombard, D.R., Price, R.E., Pichler, T., and Amend, J.P., 2012, Prokaryotic Populations in Heated, Arsenic-rich Sediments of a Shallow-Sea Hydrothermal System, Ambitle Island, Papua New Guinea. Geomicrobiology Journal, v. 29, p. 1-17. | doi.org/10.1080/01490451.2010.520073 |

Wallis, I., Prommer, H., Pichler, T., Post, V., Norton, S., Annable, M., Simmons, C., 2011, A process-based reactive transport model to quantify arsenic mobility during aquifer storage and recovery of potable water, Environmental Science and Technology, v. 45(16), p. 6294-6931. | doi.org/10.1021/es201286c |

Akerman, N. H., Price, R. E., Pichler, T., and Amend, J. P., 2011, Energy sources for chemolithotrophs in an arsenic- and iron-rich shallow-sea hydrothermal system, Geobiology,, v. 9, p. 436-445. | doi.org/10.1111/j.1472-4669.2011.00291.x |

Lazareva, O. and Pichler, T., 2011, Evaluating complex hydrogeological settings in a constructed wetland: An isotopic/chemical mass balance approach, Wetlands, v. 31, p. 521-534. | doi.org/10.1007/s13157-011-0173-8 |

Pichler, T., Price, R. E., Lazareva, O., and Dippold, A., 2011, Sampling strategies for the determination of arsenic concentration and distribution in the Floridan Aquifer System, Journal of Geochemical Exploration. | doi.org/10.1016/j.gexplo.2011.02.004 |

Mottl, M.J., Seewald, J.S., Wheat, G.C., Tivey, M.K., Proskurowski, G., Reeves, E.P., Sharkey, J., You, C.-F., Chan, L.H., Pichler, T., and Michael, P., 2011, Chemistry of hot springs along the Eastern Lau Spreading Center. Geochimica Cosmochimica Acta, v. 75(4), p. 1013-1038. | doi.org/10.1016/j.gca.2010.12.008 |

Reeves, E.P., Seewald, J.S., Saccocia, P., Walsh, E., Bach, W., Craddock, P., Shanks, W.C., Sylva, S., Pichler, T., and Rosner, M., 2011, Geochemistry of hydrothermal fluids from the Vienna Woods and PACMANUS hydrothermal fields, Manus Basin. Geochimica Cosmochimica Acta, v. 75(4), p. 1088-11238. | doi.org/10.1016/j.gca.2010.11.008 |

Hamer, K. und Freudenberger, U. (2011): Pflanzenschutzrechtlich nicht relevante Metaboliten im Grundwasser. Wasser und Abfall, S. 2-6. Verlag Springer Fachmedien, Wiesbaden.

Gröger, J., Proske, U., Hanebuth, T.J.J. and K. Hamer (2011): Cycling of trace metals and rare earth elements (REE) in acid sulfate soils in the Plain of Reeds, Vietnam. Chemical Geology 288 (3-4), 162-177. DOI: 10.1016/j.chemgeo.2011.07.018

Panteleit, B,  K. Hamer  R. Kringel W. Kessels H. D. Schulz (2011): Geochemical processes in the saltwater–freshwater transition zone: comparing results of a sand tank experiment with field data. Pp. 77-91. Environ. Earth Sci. Springer Verlag

Price, R.E., Planer-Friedrich, B., Savov, I., and Pichler, T., 2010, Arsenic cycling, thioarsenates and orpiment precipitation at a shallow sea hydrothermal system, Milos Island, Greece, in Jiin-Shuh, J., Bundschuh, J., and Bhattacharya, eds., Arsenic in Geosphere and Human Diseases: Boca Raton, CRC Press, p. 66-69. | doi.org/10.1016/j.chemgeo.2012.06.007 |

Ruiz-Chancho, M.J., Pichler, T., and Price, R.E., 2010, Arsenic occurrence and speciation in Cyclope neritea, a gastropod found in the arsenic-rich marine shallow-water hydrothermal system off Milos Island, Greece, in Jiin-Shuh, J., Bundschuh, J., and Bhattacharya, eds., Arsenic in Geosphere and Human Diseases: Boca Raton, CRC Press, p. 226-228. | doi.org/10.1016/j.chemgeo.2012.05.017 |

Lazareva, O. and Pichler, T., 2010. Long-Term Performance of a Constructed Wetland/Filter Basin System Treating Wastewater. Chemical Geology v. 262, p. 137-152. | doi.org/10.1016/j.chemgeo.2009.06.006 |

Karlen D.J., Price R.E., Pichler T. and Garey, J.R., 2010. Changes in benthic macrofaunal community structure along a shallow-water hydrothermal gradient. Pacific Science v. 64(2), p. 391-404. | doi.org/10.2984/64.3.391 |

Müller, H.; von Dobeneck, T; Nehmiz, W. & Hamer, K. (2010): Near-surface electromagnetic, rock magnetic, and geochemical fingerprinting of submarine freshwater seepage at Eckernförde Bay (SW Baltic Sea). Geo-Mar Lett 17 pp. DOI 10.1007/s00367-010-0220-0 Springer

Mailloux, B., Alexandrova, E., Keimowitz, A., Wovkulich, K., Freyer, G., Herron, M., Stolz, J., Kenna, T., Pichler, T., Polizzotto, M., Dong, H., Bishop, M., and Knappett, P., 2009, Microbial mineral weathering for nutrient acquisition releases arsenic. Applied and Environmental Microbiology, v. 75, p. 2558-2565. | doi.org/10.1128/AEM.02440-07 |

Gröger, J. Franke, K. Hamer, and H.D. Schulz (2009): Quantitative Recovery of Elemental Sulfur and Improved Selectivity in a Chromium-Reducible Sulfur Distillation. Geostandards and Geoanalytical Research 33 (1): 17-27

Pichler, T., Brinkmann, R. and Scarzella, G.I., 2008. Arsenic abundance and variation in golf course lakes. Science of the Total Environment, v. 394(2-3), p. 313-320. | doi.org/10.1016/j.scitotenv.2008.01.046 |

Gröger, J., Hamer, K. und H.D. Schulz (2008): Das Angriffspotential sulfatsaurer Böden in Norddeutschland - Der kombinierte Säure- und Sulfatangriff auf Beton [The potential for chemical attack by acid sulfate soils in Northern Germany - Combined acid and sulfate attack on concrete] Beton- und Stahlbetonbau 103 (8): 563-569

Price, R.E. and Pichler, T., 2007. Enhanced geochemical gradients in a marine shallow-water hydrothermal system: unusual arsenic speciation in horizontal and vertical pore water profiles. Applied Geochemistry, 22, 2595-2605. | doi.org/10.1016/j.apgeochem.2007.06.010 |

Berquó, T.S. , Banerjee, S.K., Ford, R., Penn, R.L. and Pichler, T., 2007. High Crystallinity Si-Ferrihydrite: An Insight into its Neel Temperature and Size Dependence of Magnetic Properties. Journal of Geophysical Research, 112, B02102. | doi.org/10.1029/2006JB004583 |

Fortin, D., Pichler, T. and Saltikov, C., 2007. Biogeochemical Gradients: Microbes, Measurements, and Modeling. Applied Geochemistry, 22(12): 2567-2568. | doi.org/10.1016/j.apgeochem.2007.06.007 |

Lazareva, O. and Pichler, T., 2007. Naturally occurring arsenic in the Miocene Hawthorn Group, Southwestern Florida: implication for phosphate mining. Applied Geochemistry, v. 22, no. 5, p. 953-973. | doi.org/10.1016/j.apgeochem.2006.12.021 |

Jones, G.W. and Pichler, T., 2007. The Relationship between Pyrite Stability and Arsenic Mobility During Aquifer Storage and Recovery in Southwest Central Florida. Environmental Science and Technology, v. 41-3, p. 723-730. | doi.org/10.1021/es061901w |

Becker, V.;· HD. Schulz and Hamer, K (2007): Reactive solute transport for seepage water prognosis – Seeper: a model for practical application. Grundwasser – Zeitschrift der Fachsektion Hydrogeologie (2007) 12:282–291 Springer-Verlag

Hamer, K. (2007): Sediment management in Europe: from pollution control towards reuse. Water21, pp 58-60, February 2007, IWA-Publisher, Colchester UK.

Ahmed, M.F., Ahuja, S., Alauddin, M., Hug, S.J., Lloyd, J.R., Pfaff, A., Pichler, T., Saltikov, C., Stute, M., van Geen, A., 2006. Ensuring safe drinking water in Bangladesh. Science, v. 314. no. 5806, p. 1687 - 1688. | doi.org/10.1126/science.1133146 |

Pichler, T., Amend, J., Garey, J., Hallock, P., Hsia, N., Karlen, D., McCloskey, B., Meyer-Dombard, D. and Price, R., 2006. A Natural Laboratory to Study Arsenic Geobiocomplexity. EOS, v. 87-23, 221-25. | doi.org/10.1029/2006EO230002 |

Price, R.E. and Pichler, T., 2006. Abundance and mineralogical associations of naturally occurring arsenic in the Suwannee Limestone, Upper Floridan Aquifer. Chemical Geology, 228, p. 44-56. | doi.org/10.1016/j.chemgeo.2005.11.018 |

Hamer, K.; Arevalo, E.; Deibel, I. und Hakstege, P. (2006): Assessment of treatment and disposal options, pp. 133-159. In Bortone, G. and L. Palumbo (Ed.): Sustainable Management of Sediment resources. Volume 2: Treatment of Dredged Material and Sustainability as Integrative Parts of Sediment Management. 210 pp. Elsevier Publishers, Amsterdam NL.

Detzner, HD., Hakstege, P., Hamer, K. and Pallemans, I (2006): Overview on treatment and disposal options; pp. 59-67. In Bortone, G. and L. Palumbo (Ed.): Sustainable Management of Sediment resources. Volume 2: Treatment of Dredged Material and Sustainability as Integrative Parts of Sediment Management. 210 pp. Elsevier Publishers, Amsterdam NL

Hamer, K. (2006): Environmental assessment of treatment products and capping of sediments, pp. 103-124 in Fabio Fava and Pietro Canepa (Ed.): Innovative approaches to the management and physical & chemical remediation of contaminated sediments International Summer School. ISBN 88-88214-32-1; INCA (Interuniversty Consortium “Chemistry for the Environment”) Publisher , Venice, Italy

Lager, T. D., M., Karius, V., Hamer, K., Frimmel, F. und Schulz, HD. (2006). "Determination and quantification of the release of inorganic contaminants from municipal waste incineration ash." Acta hydrochim. hydrobiol. 34: 73-85.

McCarthy, K.T., Pichler, T. and Price, R.E., 2005. Geochemistry of Champagne Hot Springs Shallow Hydrothermal Vent Field and Associated Sediments, Dominica, Lesser Antilles.Chemical Geology v. 224, p. 55-68. | doi.org/10.1016/j.chemgeo.2005.07.014 |

Price, R.E. and Pichler, T., 2005. Distribution, speciation and bioavailability of arsenic in a shallow-water submarine hydrothermal system, Tutum Bay, Ambitle Island, PNG.Chemical Geology, v. 224, p. 122-135. | doi.org/10.1016/j.chemgeo.2005.07.017 |

Pichler, T., 2005. Delta ³⁴S isotope values of dissolved sulfate as a tracer for battery acid H2SO4 contamination. Environmental Geology, v. 47, p. 215-224. | doi.org/10.1007/s00254-004-1146-5 |

Pichler, T., 2005. Stable and radiogenic isotopes as tracers for the origin, mixing and subsurface history of fluids in shallow-water hydrothermal systems. Journal of Volcanology and Geothermal Research, 139 3-4: 211-226. | doi.org/10.1016/j.jvolgeores.2004.08.007 |

Lager, T., Hamer K. & HD. Schulz (2005): Mobility of heavy metals in harbour sediments - an environmental aspect for the reuse of contaminated dredged sediments. Environmental Geology (48,1), pp.92-100.

Hamer, K., Hakstege, P. and E. Arevalo (2005): Treatment and Disposal of Contaminated Dredged Sediments. Pp. 345-369 In Lens, P.; Groitenhuis, T.; Malina, G. and Tabak, H. (eds.): Soil and Sediment remediation. IWA Publishing London Seattle.

Karius and K. Hamer (2005): The international ban of Tributyltin in antifoulings – Consequences and perspectives. Pp 395-406. In Lens, P.; Groitenhuis, T.; Malina, G.  and Tabak, H. (eds.): Soil and Sediment remediation. IWA Publishing London Seattle.

Hamer, K. (2005). Treatment of contaminated harbour sediments and assessment of treatment concepts. I. Ulusal Aritma Camurlari Sempozyumu-ACS 2005,pp. 99-114 Izmir, Eylül Üniversitesi, Izmir.

Hamer, K. and Karius, V. (2005.): Tributhyltin release from harbour sediments - Modeling the influence of sedimentation, bio-irrigation and diffusion using data from Bremerhaven. Marine Pollution Bulletin (50), pp. 980-992.

Pichler, T. and Veizer, J., 2004. The precipitation of aragonite from shallow-water hydrothermal fluids in a coral reef, Tutum Bay, Ambitle Island, Papua New Guinea. Chemical Geology, 207 1-2 : 31-45. | doi.org/10.1016/j.chemgeo.2004.02.002 |

Daughney, J.D., Rioux, J.-P., Fortin, D. and Pichler, T., 2004. Laboratory Investigation of the Role of Bacteria In the Weathering of Basalt near Deep Sea Hydrothermal Vents. Geomicrobiology Journal, 21: 21-31. | doi.org/10.1080/01490450490253437 |

Bortone, G.; Arrevalo, E.; Deibel, I.; Detzner, HD.; de Propris, L.; Elskens, F.; Giordano, A.; Hakstege, P. Hamer, K.; Harmsen, J.; Hauge, A.; Palumbo, L. and van Veen, J. (2004): Sediment and Dredged material Treatment. Pp. 234-242 in Journal of Soils and Sediments. Ecomed Verlag.

Hamer, K., Hadeler, A., Muschalla, T.; Schröter, J. und Timmer, G (2003): Light Weight Aggregates Made from dredged harbour sediments - leaching Behaviour of inorganic pollutants and constructional Characteristics. Journal of Soils and Sediments. pp. 284-291 Vol. 4

Lager, T.; K. Hamer, J. Schröter and H.D. Schulz (2003): Predicting the source strength of different recycling materials – Methods and preliminary results.- pp. 450-461 in Schulz, HD. & Hadeler, A. (Hrsg.): Geochemical Processes in Soil and Groundwater. Wiley VCH

Hamer, K. & V. Karius (2002): Producing bricks from dredged harbour sediments – An industrial scale experiment. – Waste Management (5), 521-530.

Karius, V., Hamer, K. & Lager, T. (2002): Reaction fronts in brick-sand layers – Column experiments and modeling. S 2875-2883. Environmental Science and Technology.

Netzband, A., Hakstege, P.  und Hamer, K. (2002): Treatment and Confined Disposal of Dredged Material.- Reviewpaper for the Dutch-German Exchange on Dredged Material –DGE (Hrsg.) 36 Seiten. Bonn, Den Haag

Pichler, T. and Humphrey, J. D., 2001, The formation dolomite in island-arc sediments due to gas-seawater-sediment interaction. Journal of Sedimentary Research, v. 71, no. 3, p. 394-399. | doi.org/10.1306/110101711067 |

Pichler, T., Hendry, J. and Hall, G.E.M., 2001, The Mineralogy of Arsenic in Uranium Mine Tailings at the Rabbit Lake In-pit Facility, Northern Saskatchewan, Canada. Environmental Geology, v.40, 4-5, p. 495-506. | doi.org/10.1007/s002540000185 |

Rancourt, D. G., Fortin, D., Pichler, T. and Lamarche, G., 2001, Mineralogical characterization of a natural very As-rich hydrous ferric oxide coprecipitate formed by mixing of hydrothermal fluid and sea water. American Mineralogist, v. 86, p. 834-851. | doi.org/10.2138/am-2001-0707 |

Karius, V., Bruhns, P., Hamer, K. & R. Fischer (2001): Incorporation and leaching of heavy metals in clay annealed with Pb, Cd amd V.- Environmental Geology, 41, pp. 297-304

Karius, V. & Hamer, K. (2001): pH and grain-size variation in leaching tests with bricks made of harbour sediments compared to commercial bricks. The Science of the Total Environment 278 (1-3): 73-85.

Pichler, T., Heikoop, J., Risk, M., Veizer, J. and Cambell, I., 2000, Hydrothermal effects on isotope and trace element records in modern reef corals: an introductory study of Porites lobata from Tutum Bay, Ambitle Island, Papua New Guinea. Palaios, v. 15, No. 3. | dx.doi.org/10.1098/rsta.2016.0035 |

Monna, F.; Hamer, K., Lévêque, J. & Sauer, M. (2000): Pb isotopes as a reliable marker of early mining and smelting in the Northern Harz province (Lower Saxony, Germany). Journal of Geochemical Exploration 68: 201-210. Elsevier.

Pichler, T. and Veizer, J., 1999, Precipitation of Fe III oxyhydroxide deposits from shallow-water hydrothermal fluids in Tutum Bay, Ambitle Island, Papua New Guinea. Chemical Geology v. 162, no. 1, p. 15-31. | doi.org/10.1016/S0009-2541(99)00068-6 |

Pichler, T., Ridley, W. I. and E. P. Nelson, 1999, Low-temperature alteration of dredged volcanics from the Southern Chile ridge: additional information about early stages of seafloor weathering. Marine Geology, v. 159, no. 1-4, 272-285. | doi.org/10.1016/S0025-3227(99)00008-0 |

Pichler, T., Giggenbach, W.F., McInnes, B.I.A. and Duck, B., 1999, Fe-sulfide formation due to seawater-gas-sediment interaction in a shallow-water hydrothermal system, Lihir Island, Papua New Guinea. Economic Geology V. 94, No. 2. | doi.org/10.2113/gsecongeo.94.2.281 |

Pichler, T., Veizer, J. and Hall, G.E.M., 1999, The natural input of extremely high arsenic concentrations into a coral reef ecosystem by hydrothermal fluids and its removal by Fe III oxyhydroxides. Environmental Science and Technology, v. 33, no. 9, p. 1373-1378. | doi.org/10.1021/es980949+ |

Pichler, T., Veizer, J. and Hall, G.E.M., 1999, The origin and chemical composition of shallow-water hydrothermal fluids in Tutum Bay, Ambitle Island, Papua New Guinea and their effect on ambient seawater, Marine Chemistry, v. 64, no. 3, p. 229-252. | doi.org/10.1016/S0304-4203(98)00076-0 |

Karius, V., Hamer, K., Bäätjer, M., Ulbricht, J.P., Schröter, J. & Schulz, H.D. (1999): Thermal treatment of contaminated sediments – environmental studies and technical experience of producing bricks at an industrial scale. In: de Schutter, G. (Hrsg.): Characterisation and treatment of sediments. Proceedings of CATS 4 on the 12 th International Harbour Congress.S. 489-496.

Hamer, K., C. Waschkowitz,  M. Isenbeck-Schröter und H.D. Schulz (1999):         Verwertung von Baggergut zur Ziegelherstellung.- pp.: 223-240 in: Ressourcen-Umwelt-Managment, Schriftenreihe der Gesellschaft für Umwelt Geowissenschaften (GUG). Verlag; Köln

Lührte v. R, Hamer K, Schulz H.D. (1999): Verwertung von Baggergut als Deponieoberflächenmaterial - zur Problematik des geochemischen Langzeitverhaltens und der Schwermetallmobilität.- pp. 199-222: in: Ressourcen-Umwelt-Management, Schriftenreihe der Gesellschaft für Umwelt Geowissenschaften (GUG)

Hamer, K., Schulz, H. D. & Schröter, J. (1998): Baggergut-Verziegelung der Häfen in Bremen-Stadt, Impulse aus der Forschung, 24, Universität Bremen, 15-20

Schüring, J. und Hamer, K. (1998): Die Bedeutung diffusiver Stoffflüsse durch mineralische Dichtungssysteme und Möglichkeiten ihrer Abschätzung, VCH Verlagsgesellschaft mbH, Weinheim, Vom Wasser, 90, 107-120

Hamer, K. R. v. Lührte, G. Becker, T. Felis, S. Keffel, B. Strotmann, C. Waschkowitz, M. Kölling, M. Isenbeck-Schröter und H. D. Schulz (1997): Baggergut der Hafengruppe Bremen-Stadt. Endbericht zum Forschungsvorhaben 060 des Landes Bremen: Modelluntersuchungen zur Schwermetallmobilität und Möglichkeiten der Verwertung von Hafenschlick aus Bremischen Häfen. in Berichte aus dem Fachbereich      Geowissenschaften, Universität Bremen, Nr. 107. 98 S. Bremen.

Hamer, K. und C. Waschkowitz (1997): Bautechnische Verwertung von Massenabfällen - Umwelt-aspekte am Beispiel der Verziegelung schwermetallhaltiger Sedimente.- in Unterlagen zum 9. Umweltfachgespräch Nordrheinwestfalen, Düsseldorf.

Pichler, T. And Dix, G. R., 1996, Hydrothermal venting within a coral reef ecosystem, Ambitle Island, Papua New Guinea, Geology, v.24, no. 5, p. 435-438. | doi.org/10.1130/0091-7613(1996)024<0435:HVWACR>2.3.CO;2 |

Lührte v. R, Hamer K, Schröter J, Schulz HD (1996): Verwendung von Reststoffen als Deponieabdichtungsmaterial - Geochemische Langzeitstabilität am Beispiel der Verwertung von Bremer Baggergut. in: Merkel B, Dietrich PG, Struckmeier W, Lohner EP (Hrsg.): Grundwasser und Rohstoffgewinnung. S. 308-313, Sven von Loga

Isenbeck-Schröter, M., Hamer, K., Hencke, J. & Lührte, von R. (1995): Einfluß der Calcitlösung auf den Schwermetalltransport - Ergebnisse von Modelluntersuchungen in Säulen am Beispiel der Schwermetalle Chrom, Kupfer und Cadmium, Z. dt. geol. Ges., Hannover, 146, 131-137

Hamer; K., Gerrard, J., Keffel, S., Lührte, R.v., Strotmann, B. & Schulz, H.D. (1995): Regional distribution patterns of heavy metals in sediments dredged from a harbour basin. - in: Van den Brink, W.J., Bosman, R. & Arendt, F. (Eds.) (1995): Contaminated soil ´95, Volume I, S. 153 - 161, Kluwer Academic Publishers, Dordrecht/Boston/London.

Isenbeck-Schröter, M., Hamer, K., Reitz, F. Schubert, J. & Schulz, Horst D. (1994):         Simulation of arsenic transport in column experiments: Estimation of sorption kinetics of As(III) and As(V) species in simple aquifer systems, Transport and Reactive         Processes in Aquifers, Dracos & Stauffer (eds), Balkema, Rotterdam, ISBN 905410368 X, 45-51

Hamer, K., Lührte, von R. & Isenbeck-Schröter, M. (1994): Transport of Cd and Cu in a zone of calcite dissolution: Column experiments and modeling, Transport and Reactive Processes in Aquifers, Dracos & Stauffer (eds), Balkema, Rotterdam, ISBN 905410368 X, 105-110

Lührte, von R., Hamer, K. & Isenbeck-Schröter, M. (1994): Das Transportverhalten von   Cadmium und Kupfer in Grundwasserleitersanden unter Berücksichtigung von Karbonatgleichgewichten. In: Matschullat, J. & Müller, G. (Hrsg.): Geowissenschaften         und Umwelt, Springer-Verlag, 129-133

Isenbeck-Schröter, M. & Hamer, K. (1994): Methoden zur Parameterermittlung für die Simulation geochemischer Prozesse beim Schadstofftransport im Grundwasser. In: Matschullat, J. & Müller, G. (Hrsg.): Geowissenschaften und Umwelt, Springer-Verlag, 121-127

Hamer, K. & Sieger, R. (1994): Anwendung des Modells CoTAM zur Simulation von Stofftransport und geochemischen Reaktionen.- Ernst & Sohn, Berlin, 186 S.

Ebert, M., Hamer, K., Isenbeck-Schröter, M. (1993): Laboruntersuchungen zur Mobilität von Cr(III) und Cr(VI) unter verschiedenen geochemischen Bedingungen., Heidelberger Geowissenschaftliche Abhandlungen, Band 67: Geowissenschaftliche Umweltforschung, 5.11. - 6.11.1993 in Heidelberg