English Intern
    Institut für Geographie und Geologie

    Büttner, apl. Prof. Dr. Ralf

    Lehrstuhl für Geographie - Physische Geographie

    Tel.: +49 931 31-82387
    E-Mail: buettner@mail.uni-wuerzburg.de

    Institut für Geographie und Geologie
    Pleicherwall 1
    97070 Würzburg

    Vulkanologisches Labor
    Eingang Westflügel

    • Geophysik
    • Experimentelle Vulkanologie

    Schipper, C.I., Sonder, I., Schmid, A., White, J.D.L., Dürig, T., Zimanowski, B., and Büttner, R., 2013:  Vapour dynamics during magma-water interaction experiments: Hydromagmatic origins of submarine volcaniclastic particles (limu o Pele).  Geophys. J. Int.  192 (3),  1109-1115,doi: 10.1093/gji/ggs099.

    Wohletz, K., Zimanowski, B., and Büttner, R., 2013:  Magma-water interactions, in: FAGENTS, S.A., GREGG, T.K.P., LOPES, R.M.C. (editors): Modeling Volcanic Processes .  Cambridge University Press  (ISBN 9780521895439).
    Calvari, S., Büttner, R., Cristaldi, A., Dellino, P., Guidicepietro, F., Orazi, M., Peluso, R., Spampinato, L., Zimanowski, B., and Boschi, E., 2012:  The 7 September 2008 vulcanian explosion at Stromboli volcano: multi-parametric characterisation of the event and quantification of the ejecta.  J. Geophys. Res.  117,  page B05201, doi: 10.1029/2011JB009048.

    Dürig, T., Sonder, I., Zimanowski, B., Beyrichen, H., and Büttner, R., 2012:  Generation of volcanic ash by basaltic volcanism.  J. Geophys. Res.  117,  page B01204, doi: 10.1029/2011JB008628.

    Dürig, T., Dioguardi, F., Büttner, R., Dellino, P., Mele, D., and Zimanowski, B., 2012:  A new method for the determination of the specific kinetic energy (SKE) released to pyroclastic particles at magmatic fragmentation: theory and first experimental results.  Bull. Volcanol.  74,  Number 4, page 895, doi: 10.1007/s00445-011-0574-9.

    Sonder, I., Schmid, A., Seegelken, R., Zimanowski, B., and Büttner, R., 2011:  Heat source or heat sink: What dominates behavior of non-explosive magma-water interaction?.  J. Geophys. Res.  116,  page B09203, doi: 10.1029/2011JB008280.

    Schipper, C. I., White, J. D. L., Zimanowski, B., Büttner, R., Sonder, I., and Schmid, A., 2011:  Experimental interaction of magma and "dirty" coolants.  Earth Planet. Sci. Lett.  303,  pages 323-336, doi: 10.1016/j.epsl.2011.01.010.

    Hobiger, M., Sonder, I., Büttner, R., and Zimanowski, B., 2011:  Viscosity characteristics of selected volcanic rock melts.  J. Volcanol. Geotherm. Res.  200,  doi: 10.1016/j.jvolgeores.2010.11.020.

    Schmid, A., Sonder, I., Seegelken, R., Zimanowski, B., Büttner, R., Gudmundsson, M., and Oddsson, B., 2010:  Experiments on the heat discharge at the dynamic magma-water-interface.  Geophys. Res. Lett.  37,  page L20311, doi: 10.1029/2010GL044963.

    Dellino, P., Büttner, R., Dioguardi, F., Doronzo, D. M., La Volpe, L., Mele, D., Sonder, I., Sulpizio, R., and Zimanowski, B., 2010:  Experimental evidence links volcanic particle characteristics to pyroclastic flow hazard .  Earth Planet. Sci. Lett.  295,  pages 314-320, doi:10.1016/j.epsl.2010.04.022.

    Dellino, P., Dioguardi, F., Zimanowski, B., Büttner, R., Mele, D., La Volpe, L., Sulpizio, R., Doronzo, D. M., Sonder, I., Bonasia, R., Calvari, S., and Marotta, E., 2010:  Conduit flow experiments help constraining the regime of explosive eruptions.  J. Geophys. Res.  115, B04204,  doi:10.1029/2009JB006781.

    Austin-Erickson, A., Büttner, R., Dellino, P., Ort, M.H., and Zimanowski, B., 2008:  Phreatomagmatic explosions of rhyolitic magma: experimental and field evidence.  J. Geophys. Res  113,  doi:10.1029/2008JB005731.

    Ross, P.-S., Büttner, R., White, J. D. L., and Zimanowski, B., 2008:  Rapid injection of particles and gas into non-fluidized granular material: volcanological implications .  Bull. Vulcanol.  doi: 10.1007/s00445-008-0230-1),  ISSN: 0258-8900 (Print) 1432-0819 (Online).

    Ross, P.-S., Büttner, R., White, J. D. L., and Zimanowski, B., 2008:  The multiphase flow above explosion sites in debris-filled volcanic vents: insights from analogue experiments .  J. Volcanol. Geotherm. Res.  doi: 10.1016/j.jvolgeores.2008.01.013 .

    Taddeucci, J., Scarlato, P., Andronico, D., Cristaldi, A., Büttner, R., and Zimanowski, B., 2007:  Advances in the Study of Volcanic Ash.  EOS  88,  24, pages 253, 256.

    Dellino, P., Zimanowski, B., Büttner, R., La Volpe, L., Mele, D., and Sulpizio, R., 2007:  Large-scale experiments on the mechanics of pyroclastic flows: Design, engineering, and first results.  J. Geophys. Res.  112,  B04202, doi: 10.1029/2006JB004313.

    Grunewald, U., Zimanowski, B., Büttner, R., Büchel, G., Heide, K., and Phillips, L.F., 2007:  MFCI experiments on the influence of NaCl-saturated water on phreatomagmatic explosions .  J. Volcanol. Geotherm. Res.  159,  126, doi:10.1016/j.jvolgeores.2006.06.016.

    Büttner, R., Dellino, P., Raue, H., Sonder, I., and Zimanowski, B., 2006:  Stress induced brittle fragmentation of magmatic melts: Theory and experiments.  J. Geophys. Res.  111,  B08204, doi:10.1029/2005JB003958.

    Sonder, I., Büttner, R., and Zimanowski, B., 2006:  Non-Newtonian viscosity of basaltic magma.  Geophys. Res. Lett.  33,  L02303, doi:10.1029/2005GL024240.

    Büttner, R., Zimanowski, B., Mohrholz, C.-O., and Kümmel, R., 2005:  Analysis of thermohydraulic explosion energetics .  J. Appl. Phys.  98,  043524.

    Röder, H., Braun, T., Schuhmann, W., Boschi, E., Büttner, R., and Zimanowski, B., 2005:  Great Sumatra earthquake registers on electrostatic sensor .  EOS   86,  445-460.

    Zimanowski, B., Büttner, R., and Koopmann, A., 2004:  Experiments on magma mixing.  Geophys. Res. Lett.  31,  doi: 10.1029/2004GL019687.

    Ebert, H.-P, Hemberger, F., Fricke, J., Büttner, R., Bez, S., and Zimanowski, B., 2003:  Thermophysical properties of a volcanic rock material .  High Temperatures-High Pressures  34,  561-668.

    Zimanowski, B., Wohletz, K.H., Büttner, R., and Dellino, P., 2003:  The volcanic ash problem.  J. Volcanol. Geotherm. Res.  122,  1-5.

    Zimanowski, B., and Büttner, R., 2003:  Phreatomagmatic explosions in subaqueous eruptions, in White, J.D.L., Smellie, J.L., and Clague, D. (eds.): Explosive subaqueous volcanism .  AGU Monograph  140,

    Büttner, R., Dellino, P., LaVolpe, L., Lorenz, V., and Zimanowski, B., 2002:  Thermohydraulic explosions in phreatomagmatic eruptions as evidenced by the comparison between pyroclasts and products from Molten Fuel Coolant Interaction experiments .  J. Geophys. Res.  107,  doi: 10.1029/2001JB000792.

    Lorenz, V., Zimanowski, B., and Büttner, R., 2002:  On the formation of deep seated subterranean peperites.  J. Volcanol. Geotherm. Res.  114,  107-118.

    Zimanowski, B., and Büttner, R., 2002:  Dynamic mingling of magma and liquefied sediments.  J. Volcanol. Geotherm. Res.  114,  37-44.

    Röder, H., Büttner, R., and Zimanowski, B., 2002:  Seismo-electrical effects: Experiments and field measurements.  Appl. Phys. Lett.  80,  334-336.

    Büttner, R., Zimanowski, B., Lenk, C., Koopmann, A., and Lorenz, V., 2000:  Determination of thermal conductivity of natural silicate melts .  Appl. Phys. Lett.  77,  1810-1812.

    Büttner, R., Zimanowski, B., and Röder, H., 2000:  Short time electrical effects during volcanic eruptions: experiments and field measurements .  J. Geophys. Res.  105,  2819-2828.

    Morrissey, M., Zimanowski, B., Wohletz, K., and Büttner, R., 2000:  Phreatomagmatic Fragmentation, in: SIGURDSSON, H.(editor-in-chief): Encyclopedia of Volcanism .  Academic Press, London  (ISBN 0-12-643140).

    Büttner, R., Dellino, P., and Zimanowski, B., 1999:  Identifying modes of magma/water interaction from the surface features of ash particles .  Nature  401,  688-690.

    Lorenz, V., Zimanowski, B., and Büttner, R., 1999:  Discussion on the formation of kimberlite pipes: The phreatomagmatic model .  IAVCEI CEV-Newsletters  09/99,  11-17.

    Büttner, R., and Zimanowski, B., 1998:  Physics of thermohydraulic explosions.  Phys. Rev. E.  57,  5726-5729.

    Büttner, R., Zimanowski, B., Blumm, J., and Hagemann, L., 1998:  Thermal conductivity of a volcanic rock material (olivine-melilitite) in the temperature range between 288 and 1470 K .  J. Volcanol. Geotherm. Res.  80,  293-302.

    Kurszlaukis, S., Büttner, R., Zimanowski, B., and Lorenz, V., 1998:  On the first experimental phreatomagmatic explosion of a kimberlite melt.  J. Volcanol. Geotherm. Res.  80,  323-326.

    Büttner, R., Röder, H., and Zimanowski, B., 1997:  Electrical effects generated by experimental volcanic explosions.  Appl.Phys.Lett.  70,  1903-1905.

    Zimanowski, B., Büttner, R., and Nestler, J., 1997:  Brittle reaction of a high temperature ion melt.  Europhys.Lett.  38,  285-289.

    Zimanowski, B., Büttner, R., and Lorenz, V., 1997:  Premixing of magma and water in MFCI experiments.  Bull.Volcanol.  58,  491-495.

    Zimanowski, B., Büttner, R., Lorenz, V., and Häfele, H.-G., 1997:  Fragmentation of basaltic melt in the course of explosive volcanism.  J. Geophys. Res.  102,  803-814.

    Spiegel Online: Müllbeutel entfacht Höllenfeuer, 06/26/2012.

    rp-online: Neuer Vulkanausbruch ist "überfällig", 04/12/2011.

    ARTE Journal: Eyjafjallajökull: Interview mit einem Vulkanforscher, 04/21/2010.

    Zeit Online "Wissen": Eine Computersimulation ist zu wenig, 04/19/2010.

    Spiegel Online: Forscher sagt baldiges Ende der Eruption voraus, 04/18/2010.

    Bild: Wie gefährlich ist Vulkan-Asche für die Gesundheit? , 04/17/2010.

    Bayern 2 Radiowelt, 04/16/2010.

    Deutschland Radio "Forschung Aktuell", 04/16/2010.

    FAZ: Warum Vulkanasche zu Flugzeugabstürzen führen kann, 04/15/2010.

    Mainpost - Würzburger Vulkanologe: Asche nicht giftig, 04/15/2010.

    Stern magazine - Vulkanasche nicht giftig, 04/15/2010.

    ARD Television "Tagesschau" - Aschewolke legt Flugverkehr lahm, 04/15/2010.

    ZDF science magazine "Abenteuer Wissen", 01/21/2009.

    Deutschland Radio "Forschung Aktuell" - Magma auf dem Tisch, 05/14/2008.

    Deutschland Radio "Forschung Aktuell" - Vorgetäuschter Ausbruch, 05/14/2008.

    Bayerisches Fernsehen science magazine "Faszination Wissen", 11/28/2008.

    Bayerisches Fernsehen magazine on culture "Capriccio", 11/27/2008.

    3sat Television science magazine "Nano", 08/29/2008.

    SWR Television "Odysso extra" - Naturgewalten - Mini-Vulkan im Labor, 06/7/2007.