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Nanoscale Processes and Geomaterials Properties
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2011

Abart, R. (2011): Reacting rocks deform – deforming rocks react: examples from experiment and nature. 9th Meeting of the Central European Tectonics Group (Skalsky Dvur, Czech Republic).

Abart, R., Petrishcheva, E., Joachim, B. (2011): Thermodynamic model for the growth of a cellular reaction rim. European Geosciences Union General Assembly (Vienna, Austria).

Habler, G., Thöni, M., Bestmann, M., Grasemann, B., Abart, R. (2011): The behavior of ultra-fine grained mineral inclusions in meta-pegmatite garnet during host deformation. European Geosciences Union General Assembly (Vienna, Austria).

Joachim, B., Gardés, E., Heinrich, W., Abart, R. (2011): The effect of water on the internal organization of bimineralic diopside-merwinite reaction rims. European Geosciences Union General Assembly (Vienna, Austria).

Joachim, B., Gardés, E., Wohlers, A., Norberg, N., Abart, R., Heinrich, W. (2011): Incorporation of hydrous species in periclase. Crystals, Minerals and Materials – Joint Meeting of DGK, DMG and ÖMG (Salzburg, Austria).

Marquardt, K. (2011): Bicrystals to study grain boundary diffusion: special vs. random grain boundaries. European Geosciences Union General Assembly (Vienna, Austria).

Milke, R., Norberg, N., Neusser, G., Hammerschmidt, K., Wirth, R. (2011): From thrown away beer bottles to a bio-integrated nanomaterial with possible future applications. European Geosciences Union General Assembly (Vienna, Austria).

Milke, R., Norberg, N., Neusser, G., Hammerschmidt, K., Wirth, R. (2011): Nanostructured opaline alteration layers on glass: optical, adsorptional and microbial effects. EMRS Spring Meeting (Strasbourg, France).

Neusser, G., Abart, R., Wirth, R., Norberg, N. (2011): Experimental exsolution of alkali feldspar. European Geosciences Union General Assembly (Vienna, Austria).

Norberg, N., Neusser, G., Harlov, D., Abart, R. (2011): Fine-scale dissolution-reprecipitation during deuteric coarsening of cryptoperthites to patch perthites – an experimental study. European Geosciences Union General Assembly (Vienna, Austria).

Tajcmanová, L., Abart, R., Neusser, G., Rhede, D. (2011): Growth mechanisms for decompression plagioclase rims around metastable kyanite from high-pressure felsic granulites (Bohemian Massif). European Geosciences Union General Assembly (Vienna, Austria).

Tajcmanová, L., Abart, R., Wirth, R., Rhede, D. (2011): Intracrystal microtextures in alkali feldspars from apparently fluid deficient felsic granulites: A chemical and TEM study. European Geosciences Union General Assembly (Vienna, Austria).

Tajcmanová, L., Abart, R., Wirth, R., Rhede, D. (2011): Intracrystal microtextures in alkali feldspars from apparently fluid deficient felsic granulites: A chemical and TEM study. 9th Meeting of the Central European Tectonics Group (Skalsky Dvur, Czech Republic).



2010

Abart, R., Hartmann, K., Keller, L., Joachim, B. (2010): Chemical mass transfer in polycrystals and polyphase aggregates. Geocanada (Calgary, Canada).

Adjaoud, O., Jahn, S. (2010): Atomic structures and energetics of grain boundaries in Mg2SiO4 forsterite from atomistic modelling. 20th General Meeting of the International Mineralogical Association (Budapest, Hungary).

Gardés, E., Wunder, B., Wirth, R., Heinrich, W. (2010): Growth of multilayered polycrystalline reaction rims in the MgO-SiO2 system. Experimental Mineralogy Petrology, Geochemistry XIII (Toulouse, France).

Gurmani, S., Jahn, S., Brasse, H., Schilling, F. R. (2010): Does a Dielectric Double Layer Evolve in Partially Molten Rocks? American Geophysical Union Fall Meeting (San Francisco, USA).

Gurmani, S., Jahn, S., Brasse, H., Schilling, F. R. (2010): Molecular Dynamics Simulations of Olivine-Silicate Melt Interfaces. European Geosciences Union General Assembly (Wien, Austria).

Joachim, B., Gardés, E., Abart, R., Heinrich, W. (2010): Reaction rim growth in the ternary system CaO-MgO-SiO2: Diffusion pathways and the effect of water. American Geophysical Union Fall Meeting (San Francisco, USA).

Joachim, B., Gardés, E., Abart, R., Heinrich, W. (2010): The effect of water on component mobilities in bimineralic diopside-merwinite reaction rims. 88. Tagung der Deutschen Mineralogischen Gesellschaft (Münster, Germany).

Joachim, B., Gardés, E., Heinrich, W., Abart, R. (2010): The effect of minute amounts of water on reaction rim growth kinetics. Experimental Mineralogy Petrology Geochemistry XIII (Toulouse, France).

Joachim, B., Prechtl, F., Gardés, E., Abart, R., Heinrich, W., Stalder, R. (2010): The effect of minute amounts of water on reaction rim growth mechanisms.
88. Tagung der Deutschen Mineralogischen Gesellschaft (Münster, Germany).

Lucassen, F., Franz, G., Wirth, R. (2010): 3D-view of a reaction front for a dissolution-precipitation reaction – the rutile-titanite reaction. 88. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Münster, Germany).

Lucassen, F., Koch-Müller, M., Taran, M., Franz, G. (2010): Hydrogen incorporation in rutile – evidence from hydrothermal experiments on synthetic single-crystal rutile. 88. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Münster, Germany).

Marquardt, K., Ramasse, Q. M., Kisielowski, C., Wirth, R., Heinrich, W. (2010): Insight into the effective grain boundary width for diffusional processes. International Microscopy Congress 17 (Rio de Janeiro, Brazil).

Milke, R., Hammerschmidt, K., Norberg, N., Wirth, R. (2010): Nano-structured iridescent surface layers on altered bottle glass. 88. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Münster, Germany).

Milke, R., Pandey, S.K., Jahnke, H. (2010): A case of alkali metasomatism: olivine, orthopyroxene and spinel xenocrysts in phonolite melt. European Geosciences Union General Assembly (Wien, Austria).

Neusser, G., Joachim, B., Gardés, E. (2010): EBSD measurements on surfaces prepared by FIB: a case study on an experimentally grown reaction rim. 88. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Münster, Germany).

Neusser, G., Norberg, N., Abart, R., Harlov, D. (2010): Potassium diffusion in alkali feldspar – an experimental study. The 20th General Meeting of the International Mineralogical Association (Budapest, Hungary).

Norberg, N., Neusser, G., Harlov, D., Abart, R. (2010): Reaction kinetics and alkali diffusion during replacement of K-rich alkali feldspars in (Na,K)Cl solutions. The 20th General Meeting of the International Mineralogical Association (Budapest, Hungary).

Norberg, N., Neusser, G., Wirth, R., Harlov, D. (2010): 3D distribution and evolution of porosity during albitization and patch perthitization of alkali feldspars. American Geophysical Union Fall Meeting (San Francisco, USA).

Petrishcheva, E., Abart, R. (2010): Microstructure evolution in magmatic alkali feldspar with oscillatory zoning. European Geosciences Union General Assembly (Vienna, Austria).

Tajcmanová, L., Abart, R., Rhede, D., Wirth, R. (2010): Growth mechanisms for decompression plagioclase rims around metastable kyanite from high-pressure felsic granulites (Bohemian Massif). 20th General Meeting of the International Mineralogical Association (Budapest, Hungary).

2009

Abart, R., Joachim, B., Svoboda, I., Fischer, F. D. (2009): A thermodynamic model for reaction rim growth in multicomponent systems. Goldschmidt Conference (Davos, Switzerland).

Abart, R., Keller, L., Hartmann, K., Joachim, B., Degi, J. (2009): A clue on the transport properties of grain- and phase boundaries in rocks. Micro-Analysis, Processes, Time (Edinburgh, UK).

Adjaoud, O., Jahn, S. (2009): Atomistic modeling of grain boundaries in forsterite. 87. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Halle, Germany).

Franz, G., Lucassen, F., Rhede, D. (2009): Ti-Al zoning of experimentally grown titanite in the system CaO-Al2O3-TiO2-SiO2-NaCl-H2O-(F) at 4kb and 600°C. 87. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Halle, Germany).

Gardés, E., Joachim, B., Heinrich, W., Milke, R., Abart, R. (2009): Diffusion-controlled growth of forsterite and enstatite double layer between periclase and quartz: determination of MgO diffusion in forsterite and enstatite grain boundaries. European Geosciences Union General Assembly (Vienna, Austria).

Götze, L.C., Rybacki, E., Keller, L.M., Abart, R., Dresen, G. (2009): Reaction rim growth in the MgO-Al2O3-SiO2 system under uniaxial load and 1 bar confining pressure. European Geosciences Union General Assembly (Vienna, Austria).

Gurmani, S., Jahn, S., Brasse, H., Schilling, F. R. (2009): Atomic Scale View on Partially Molten Rocks. Winter School 2009 - Multiscale Simulation Methods in Molecular Sciences (Jülich, Germany).

Gurmani, S., Jahn, S., Brasse, H., Schilling, F. R. (2009): Atomic Scale View on Partially Molten Rocks via Molecular Dynamics Simulations of Mineral-Melt Interfaces. 87. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Halle, Germany).

Hartmann, K., Petrishcheva, E., Abart, R. (2009): Neodymium-Yttrium interdiffusion in synthetic YAG bicrystals. European Geosciences Union General Assembly (Vienna, Austria).

Hartmann, K., Petrishcheva, E., Abart, R., Wirth, R. (2009): Yttrium-Ytterbium interdiffusion along a grain boundary in YAG bicrystal. 87. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Halle, Germany).

Hartmann, K., Ramasse, Q., Kisielowski, C., Wirth, R., Heinrich, W. (2009): Yttrium-Ytterbium interdiffusion along a near Σ5 grain boundary at the nm-scale. American Geophysical Union Fall Meeting (San Francisco, USA).

Joachim, B., Gardés, E., Abart, R., Heinrich, W. (2009): Diffusion-controlled growth of bimineralic merwinite-diopside reaction rims between wollastonite-monticellite interfaces. European Geosciences Union General Assembly (Vienna, Austria).

Joachim, B., Gardés, E., Abart, R., Heinrich, W. (2009): Diffusion controlled growth of monomineralic Åkermanite reaction rims in the ternary system CaO-MgO-SiO2. 87. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Halle, Germany).

Joachim, B. , Gardes, E., Heinrich, W., Abart, R. (2009): Diffusion controlled growth of bimineralic merwinite-diopside reaction rims between wollastonite-monticellite interfaces. European Geosciences Union General Assembly (Vienna, Austria).

Joachim, B., Gardés E., Heinrich, W., Abart, R. (2009): Volume diffusion controlled growth of an Åkermanite reaction rim in the system CaO-MgOI-SiO2. Micro-Analysis, Processes, Time (Edinburgh, UK).

Keilonat, C., Milke, R., Wunder, B., Dohmen, R. (2009): Kinetic fractionation of trace elements during orthopyroxene replacement of olivine. Micro-Analysis, Processes, Time (Edinburgh, UK).

Keilonat, C., Milke, R., Wunder, B., Dohmen, R. (2009): Trace element redistribution in reaction rims: mechanisms relevant to mantle metasomatism. 87. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Halle, Germany).

Lucassen, F., Franz, G., Dulski, P., Abart, R., Rhede, D., Romer, R. L. (2009): Variations of HFSE (Nb, Zr) contents in rutile after partial replacement by titanite. Micro-Analysis, Processes, Time (Edingburgh, UK).

Milke, R., Abart, R., Gardés, E. (2009): Insights from orthopyroxene reaction rims and layers. American Geophysical Union Fall Meeting (San Francisco, USA).

Milke, R., Jahnke, H. (2009): A natural experimental petrology lab to study aspects of mantle metasomatism: The Heldburg phonolite, Thuringia. 87. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Halle, Germany).

Neusser, G., Norberg, N., Abart, R., Harlov, D. (2009): Sodium exchange between alkali feldspars and salt melts - the effect of different barium contents. 87. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Halle, Germany).

Neusser, G., Norberg, N., Abart, R., Harlov, D. (2009): The effect of different barium contents on the sodium / potassium exchange capability between alkali feldspar and salt melts. Micro-Analysis, Processes, Time (Edinburgh, UK).

Norberg, N., Neusser, G., Rhede, D., Harlov, D., Abart, R. (2009): Fluid-driven replacement of sanidine and orthoclase by high albite/high sanidine. Micro-Analysis, Processes, Time (MAPT) (Edingburgh, UK).

Norberg, N., Neusser, G., Rhede, D., Harlov, D., Abart, R. (2009): Microstructure evolution during hydrothermal replacement of K-rich alkali feldspars by high albite/high sanidine in aqueous NaCl/KCl solutions. 87. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Halle, Germany).

2008

Abart, R. (2008): Microstructure evolution during metamorphic crystallization: Insight into transport and interface kinetics. 18th Annual V. M. Goldschmidt Conference (Vancouver, Canada).

Abart, R., Petrishcheva, E., Fischer, F., Svoboda, J. (2008): Irreversible thermodynamic model for reaction rim growth: Application to the Forsterite-Enstatite-Quartz System. 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Degi, J., Wirth, R., Abart, R., Török, K., Rhede, D. (2008): Mechanism of Symplectite Formation in Lower Crustal Granulite Xenoliths from the Bakony-Balaton Highland Volcanic Field. 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Gardés, E., Heinrich, W., Milke, R., Abart, R. (2008): Growth of complex reaction rims in the MgO-SiO2 system, 12th International Conference on Experimental Mineralogy, Petrology, Geochemistry (Innsbruck, Austria).

Gardés, E., Heinrich, W., Milke, R., Abart, R. (2008): Growth of Forsterite and Enstatite Double Layer from Quartz and Periclase Reaction. 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Gardés, E., Montel, J. M. (2008): A model for the opening and resetting of radiochronometers by diffusion during heating. Reunion des Sciences de la Terre - RST 2008 (Nancy, France).

Gardés, E., Montel, J.-M. (2008): Theoretical Behaviour of Radiochronometers Losing Radiogenic Content by Diffusion During Heating. 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Goetze, L., Rybacki, E., Abart, R., Dresen, G. (2008): Rim Growth Experiments in the System SiO2 - MgO - Al2O3 in a Creep Apparatus. 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Hartmann, K., Wirth, R., Dohmen, R., Dresen, G., Heinrich, W. (2008): Bicrystal Synthesis and Grain Boundary Diffusion Experiments. 12th International Conference on Experimental Mineralogy, Petrology, Geochemistry (Innsbruck, Austria).

Hartmann, K., Wirth, R., Dohmen, R., Dresen, G., Heinrich, W. (2008): Diffusion in Synthetic Grain Boundaries. 14th European Microscopy Congress (Aachen, Germany).

Hartmann, K., Wirth, R., Dohmen, R., Dresen, G., Heinrich, W. (2008): Grain Boundary Diffusion in Synthetic YAG-bicrystal. 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Hartmann, K., Wirth, R., Dohmen, R., Gardés, E., Dresen, G., Heinrich, W. (2008): Diffusion in synthetic grain boundaries. 14th European Microscopy Congress 2008 (Aachen, Germany).

Joachim, B., Gardés, E., Abart, R., Heinrich, W. (2008): Experimental growth of complex reaction rims in the system CaO-MgO-SiO2, 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Kaeßner, S., Abart, R., Milke, R. (2008): Exsolution in oscillatory zoned alkali feldspar from the Weinsberg Granodiorite. 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Keller, L. M., Abart, R. (2008): Extraction of grain and phase boundary material properties from zoned garnets. 18th Annual V. M. Goldschmidt Conference (Vancouver, Canada).

Keller, L. M., Wirth, R., Rhede, D., Abart, R. (2008): The use of high-resolution analytical methods for the characterization of reaction microstructures. American Geophysical Union Fall Meeting (San Francisco, USA).

Kolzer, K., Milke, R., Wunder, B., Koch-Mueller, M., Abart, R. (2008): Water in rim growth experiments: Big effect, but hard to detect. 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Lucassen, F., Rhede, D., Franz, G., Romer, R. L., Wirth, R., Dulski, P. (2008): Rutile replacement by titanite (I): natural growth. 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Lucassen, F., Rhede, D., Franz, G., Romer, R. L., Wirth, R., Schmidt, C. (2008): Rutile replacement by titanite (II): experimental growth. 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Milke, R., Abart, R., Keller, L., Rhede, D., Keilonat, C. (2008): Kinetic element fractionation in orthopyroxene reaction rims. American Geophysical Union Fall Meeting (San Francisco, USA).

Neusser, G., Abart, R., Harlov, D. (2008): Na/K exchange between sanidine and a salt vapour. 12th International Conference on Experimental Mineralogy, Petrology, Geochemistry (Innsbruck, Austria).

Neusser, G., Norberg, N., Abart, R., Harlov, D. (2008): K/Na exchange between feldspar and a salt vapour. 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Petrishcheva, E., Abart, R. (2008): Spinodal decomposition in ternary feldspar. European Geosciences Union General Assembly (Wien, Austria).

Petrishcheva, E., Abart, R. (2008): Spinodal decomposition in a three component systems: microstructure evolution during exsolution of ternary feldspar. 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Petrishcheva, E., Abart, R. (2008): Spinodal decomposition in ternary feldspar: Microstructure evolution during cooling. 18th Annual V. M. Goldschmidt Conference (Vancouver, Canada).

Prenzel, J., Abart, R., Keller, L. (2008): Complex chemical zoning in eclogite facies garnet reaction rims at feldspar-biotite contacts from the Saualpe crystalline Basement (Eastern Alps). 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

Sayad, S., Abart, R., Petrishcheva, E. (2008): Exsolution in germanium substituted alkali feldspars: A SEM-EMS study. 86. Jahrestagung der Deutschen Mineralogischen Gesellschaft (Berlin, Germany).

2007

Abart, R., Petrishcheva, E., Rhede, D., Wirth, R. (2007): The dynamics of perthite formation a potential geospeedometer. European Geosciences Union General Assembly (Wien, Austria).

Drüppel, K., Wirth, R. (2007): Metasomatic transformation of plagioclase to sodalite: comparison between nature and experiment. Frontiers in Mineral Sciences (Cambridge, UK).

Franz, G., Wirth, R., Rhede, D. (2007): The rutile-titanite fransformation - a TEM study. Frontiers in Mineral Sciences (Cambridge, UK).

Gardés, E., Montel, J. M., Seydoux-Guillaume, A.-M., Wirth, R. (2007): Pb diffusion in monazite: new constraints from the experimental study of Pb2+ <-> Ca2+ interdiffusion. General Assembly European Geosciences Union General Assembly (Wien, Austria).

Hartmann, K., Wirth, R., Markl, G. (2007): P-T-X-dependent formation of transport pathways in ternary feldspars from Lofoten, Norway. Frontiers in Mineral Sciences (Cambridge, UK).

Heinemann, S., Wirth, R., Dresen, G. (2007): Synthetic forsterite grain boundaries: Tilt [100] and 9.9° to 21.5°. 17th Annual V. M. Goldschmidt Conference (Köln, Germany).

Keller, L. M., Wirth, R., Rhede, D. (2007): Grain boundary diffusion in garnet and fast-path diffusion along diffusion channels in plagioclase: Growth of garnet reaction rims at granulite facies conditions. American Geophysical Union Fall Meeting (San Francisco, USA).

Petrishcheva, E., Abart, R. (2007): Anisotropic model of spinodal decomposition: application to exsolution in alkali feldspar. European Geosciences Union General Assembly (Wien, Austria).

Petrishcheva, E., Abart, R. (2007): Phase decomposition in non-isotropic multi-component systems: The alkali feldspar example. 17th Annual V. M. Goldschmidt Conference (Köln, Germany).

Mrosko, M., Hartmann, K., Koch-Müller, M. (2007): Pressure induced phase transition in hydrous Sr-anorthite. 17th Annual V. M. Goldschmidt Conference (Köln, Germany).

Wirth, R., Hartmann, K. (2007): Structure of grain boundaries in silicate materials (olivine and K-feldspar) applying focused ion beam (FIB) specimen preparation and TEM. 17th Annual V. M. Goldschmidt Conference (Köln, Germany).