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Displaying 20 results.
    • Journal article
    Sulfate, chloride and fluoride retention in Andosols exposed to volcanic acid emissions.
    Delmelle, Pierre Delfosse, Thomas[UCL] Delvaux, Bruno[UCL] (2003) Environmental pollution (Barking, Essex : 1987) — Vol. 126, no. 3, p. 445-57 (2003)
    • Speech
    Heavy Metal Concentrations In Soils Downwind From Masaya Volcano (Nicaragua).
    Delfosse, Thomas[UCL] Delmelle, Pierre[UCL] Delvaux, Bruno[UCL] (2003) American Geophysical Union Fall meeting — San Francisco
    • Speech
    Fluoride as an extractant for inorganic sulphate in Andosols exposed to S deposition
    Delfosse, Thomas[UCL] Bar, I. Hansenne, J Delmelle, Pierre[UCL] Delvaux, Bruno[UCL] (2001) International Symposium Volcanic soils, properties and Land use, . — Ponta Delgada, Açores
    • Speech
    The environmental fate of volcanic emissions
    Delmelle, Pierre[UCL] Allen, A.G. Delfosse, Thomas[UCL] Gauthier, P.J. Lewycky, Iwan[UCL] Mc Gonigle, A Oppenheimer, C. Pyle, DM Williams-Jones, G (2006) . International Symposium on : Magmatic gases, their trip from the mantle to the surface of the Earth — Misasa, Japan
    • Journal article
    Monitoring sulphur dioxide emission at the Soufrière Hills volcano: implications for changes in eruptive conditions.
    Young, S.R. Francis, P.W. Barclay, J Cassadevall, T Gardner, C Daroux, B Davies, M Delmelle, Pierre[UCL] Norton, G Maciejweski, A. Oppenheimer, C.M. Stix, J Watson, J (1998) Geophysical Research Letters — Vol. 25, no. 19, p. 3681-3684 (1998)
    • BookChapter
    Environmental impacts of tropospheric volcanic gas plumes
    Delmelle, Pierre[UCL] (2003) Origins, emissions and impacts of volcanic gases — [ISBN : 1-86239-136-X]
    • Speech
    Water saturation of hydrothermal smectite-rich clay might have promoted slope instability prior the 1998 debris avalanche at casito volcano, Nicaragua
    Delmelle, Pierre Opfergelt, Sophie[UCL] Boivin, P Delvaux, Bruno[UCL] (2006) AGU Fall Meeting — San Francisco, USA
    • Speech
    Comparison of various extractants to study inorganic S retention in Andosols
    Delfosse, Thomas[UCL] Delmelle, Pierre[UCL] Delvaux, Bruno[UCL] (2002) International symposium "Volvanic soils : properties, processes and Land use" — Budapest, Hongrie
    • Speech
    Acid Neutralizing Capacity of Andosols: Effects of Weathering Stage and Sulfur Storage
    Delfosse, Thomas[UCL] Delmelle, Pierre[UCL] Delvaux, Bruno[UCL] (2004) Internation symposium : Soil resources of european volcanic system — Islande
    • Speech
    Changes in soil chemistry associated with strong acid inputs from Masaya volcano
    Delfosse, Thomas[UCL] Delmelle, Pierre[UCL] Delvaux, Bruno[UCL] (2003) 8th Field Workshop on volcanic gases — Nicaragua, Costa Rica
    • Speech
    Characterization of the soft material implied in the release of the debris avalanche of the Casita volcano, Nicaragua
    Opfergelt, Sophie[UCL] Delmelle, Pierre[UCL] Delvaux, Bruno[UCL] (2004) Day of Young Soil Scientists, Belgian Society of Soil Science, — Bruxelles
    • Speech
    Atmospheric dispersion, subsequent deposition and environmental effects associated with the low-altitude gas plume emitted from Masaya volcano, Nicaragua.,
    Delmelle, Pierre[UCL] Stix, John Baxter, Peter Delfosse, Thomas[UCL] (2001) Origins, emissions and impacts of volcanic gases, London. — London
    • Speech
    Acid Neutralization Process and Sulphur Storage in S-Impacted Andosols (Masaya, Nicaragua
    Delfosse, Thomas[UCL] Delmelle, Pierre[UCL] Delvaux, Bruno[UCL] (2004) Eurosoil — A
    • Speech
    Sulfate, chloride and fluoride storage in Andosols polluted by volcanic gases in the Massaya area Ncaragua
    Delmelle, Pierre[UCL] Delfosse, Thomas[UCL] Hansenne, J Delvaux, Bruno[UCL] (2001) International symposium Volcanic soils: processes and Land use, — Ponta Delgada, Açores.
    • Journal article
    Geochemistry, mineralogy and chemical modeling of the acid crater lake of Kawah Ijen Volcano, Indonesia.
    Delmelle, Pierre[UCL] Bernard, A. (1994) Geochimica et Cosmochimica Acta — Vol. 58, no. 11, p. 2445-2460 (1994)
    • Journal article
    The 1998 debris avalanche at Casita volcano, Nicaragua: Investigation of the role of hydrothermal smectite in promoting slope instability
    Opfergelt, Sophie[UCL] Delmelle, Pierre[UCL] Boivin, P. Delvaux, Bruno[UCL] (2006) Geophysical Research Letters — Vol. 33, no. 15, p. L15305 (2006)
    • Journal article
    Sulphate sorption at high equilibrium concentration in Andosols
    Delfosse, Thomas[UCL] Delmelle, Pierre Delvaux, Bruno[UCL] (2006) Geoderma — Vol. 136, no. 3-4, p. 716-722 (2006)
    • Journal article
    SO2 depletion in tropospheric volcanic plumes
    McGonigle, A.J.S. Delmelle, Pierre[UCL] Oppenheimer, C. Tsanev, V.I. Delfosse, Thomas[UCL] Williams-Jones, G. Horton, K. Mather, T.A. (2004) Geophysical Research Letters — Vol. 31, no. 13 (2004)
    • Journal article
    Inorganic sulphate extraction from SO2-impacted andosols
    Delfosse, Thomas[UCL] Delmelle, Pierre[UCL] Givron, Claudine[UCL] Delvaux, Bruno[UCL] (2005) European Journal of Soil Science — Vol. 56, no. 1, p. 127-133 (2005)
    • Journal article
    Contribution of SO3 to the acid neutralizing capacity of Andosols exposed to strong volcanogenic acid and SO2 deposition.
    Delfosse, Thomas[UCL] Delmelle, Pierre[UCL] Iserentant, Anne[UCL] Delvaux, B. (2004) European Journal of Soil Science — Vol. 56, no. 1, p. 113-125 (2004)