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There are 7601 results for: content related to: CO 2 /CH 4 ratio in fumaroles a powerful tool to detect magma degassing episodes at quiescent volcanoes

  1. You have free access to this content
    Geochemical variations of air-free crater fumaroles at Mt Etna: New inferences for forecasting shallow volcanic activity

    Geophysical Research Letters

    Volume 35, Issue 21, November 2008, M. Martelli, A. Caracausi, A. Paonita and A. Rizzo

    Version of Record online : 1 NOV 2008, DOI: 10.1029/2008GL035118

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    New mafic magma refilling a quiescent volcano: Evidence from He-Ne-Ar isotopes during the 2011–2012 unrest at Santorini, Greece

    Geochemistry, Geophysics, Geosystems

    Volume 16, Issue 3, March 2015, Pages: 798–814, A. L. Rizzo, F. Barberi, M. L. Carapezza, A. Di Piazza, L. Francalanci, F. Sortino and W. D'Alessandro

    Version of Record online : 21 MAR 2015, DOI: 10.1002/2014GC005653

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    Magma degassing as a trigger of bradyseismic events: The case of Phlegrean Fields (Italy)

    Geophysical Research Letters

    Volume 30, Issue 8, April 2003, Giovanni Chiodini, Micol Todesco, Stefano Caliro, Carlo Del Gaudio, Giovanni Macedonio and Massimo Russo

    Version of Record online : 25 APR 2003, DOI: 10.1029/2002GL016790

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    Sulfur isotopic compositions of fumarolic and plume gases at Mount Etna (Italy) and inferences on their magmatic source

    Geochemistry, Geophysics, Geosystems

    Volume 13, Issue 5, May 2012, M. Liotta, A. Rizzo, A. Paonita, A. Caracausi and M. Martelli

    Version of Record online : 30 MAY 2012, DOI: 10.1029/2012GC004118

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    An overview of recent (1988 to 2014) caldera unrest: Knowledge and perspectives

    Reviews of Geophysics

    Volume 53, Issue 3, September 2015, Pages: 896–955, V. Acocella, R. Di Lorenzo, C. Newhall and R. Scandone

    Version of Record online : 28 AUG 2015, DOI: 10.1002/2015RG000492

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    First coupled Sr and Pb isotopic measurements in volcanic gas condensates and groundwaters of Vulcano Island (Italy)

    Geochemistry, Geophysics, Geosystems

    Volume 6, Issue 11, November 2005, Anthony Nonell, Jean-Paul Toutain, Mireille Polvé, Marguerite Munoz and Gilles Berger

    Version of Record online : 29 NOV 2005, DOI: 10.1029/2005GC000980

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    Long-term variations of the Campi Flegrei, Italy, volcanic system as revealed by the monitoring of hydrothermal activity

    Journal of Geophysical Research: Solid Earth (1978–2012)

    Volume 115, Issue B3, March 2010, G. Chiodini, S. Caliro, C. Cardellini, D. Granieri, R. Avino, A. Baldini, M. Donnini and C. Minopoli

    Version of Record online : 27 MAR 2010, DOI: 10.1029/2008JB006258

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    Magma degassing and intermittent lava dome growth

    Geophysical Research Letters

    Volume 35, Issue 20, October 2008, B. Taisne and C. Jaupart

    Version of Record online : 28 OCT 2008, DOI: 10.1029/2008GL035432

  9. Oxygen fugacity of gases and rocks from Momotombo Volcano, Nicaragua: Application to volcanological monitoring

    Journal of Geophysical Research: Solid Earth (1978–2012)

    Volume 93, Issue B12, 10 December 1988, Pages: 14872–14880, G. Benhamou, P. Allard, J. C. Sabroux, G. Vitter, D. Dajlevic, A. Creusot

    Version of Record online : 20 SEP 2012, DOI: 10.1029/JB093iB12p14872

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    First observations of the fumarolic gas output from a restless caldera: Implications for the current period of unrest (2005–2013) at Campi Flegrei

    Geochemistry, Geophysics, Geosystems

    Volume 14, Issue 10, October 2013, Pages: 4153–4169, A. Aiuppa, G. Tamburello, R. Di Napoli, C. Cardellini, G. Chiodini, G. Giudice, F. Grassa and M. Pedone

    Version of Record online : 2 OCT 2013, DOI: 10.1002/ggge.20261

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    Carbon dioxide emission rate of Kīlauea Volcano: Implications for primary magma and the summit reservoir

    Journal of Geophysical Research: Solid Earth (1978–2012)

    Volume 107, Issue B9, September 2002, Pages: ECV 3-1–ECV 3-15, T. M. Gerlach, K. A. McGee, T. Elias, A. J. Sutton and M. P. Doukas

    Version of Record online : 18 SEP 2002, DOI: 10.1029/2001JB000407

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    Geochemical indicators of possible ongoing volcanic unrest at Nisyros Island (Greece)

    Geophysical Research Letters

    Volume 29, Issue 16, 15 August 2002, Pages: 6-1–6-4, Giovanni Chiodini, Tatjana Brombach, Stefano Caliro, Carlo Cardellini, Luigi Marini and Volker Dietrich

    Version of Record online : 17 AUG 2002, DOI: 10.1029/2001GL014355

  13. Tracking Formation of a Lava Lake From Ground and Space: Masaya Volcano (Nicaragua), 2014-2017

    Geochemistry, Geophysics, Geosystems

    Accepted manuscript online: 22 FEB 2018, Alessandro Aiuppa, J. Maarten de Moor, Santiago Arellano, Diego Coppola, Vincenzo Francofonte, Bo Galle, Gaetano Giudice, Marco Liuzzo, Elvis Mendoza, Armando Saballos, Giancarlo Tamburello, Angelo Battaglia, Marcello Bitetto, Sergio Gurrieri, Marco Laiolo, Andrea Mastrolia and Roberto Moretti

    DOI: 10.1002/2017GC007227

  14. Helium isotope and gas discharge variations associated with crustal unrest in Long Valley Caldera, California, 1989–1992

    Journal of Geophysical Research: Solid Earth (1978–2012)

    Volume 98, Issue B9, 10 September 1993, Pages: 15871–15889, M. L. Sorey, B. M. Kennedy, W. C. Evans, C. D. Farrar, G. A. Suemnicht

    Version of Record online : 20 SEP 2012, DOI: 10.1029/93JB00703

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    Merapi Volcano, Central Java, Indonesia: A case study of radionuclide behavior in volcanic gases and its implications for magma dynamics at andesitic volcanoes

    Journal of Geophysical Research: Solid Earth (1978–2012)

    Volume 108, Issue B5, May 2003, Marie-Françoise Le Cloarec and Pierre-J. Gauthier

    Version of Record online : 14 MAY 2003, DOI: 10.1029/2001JB001709

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    A geochemical and geophysical reappraisal to the significance of the recent unrest at Campi Flegrei caldera (Southern Italy)

    Geochemistry, Geophysics, Geosystems

    Volume 18, Issue 3, March 2017, Pages: 1244–1269, Roberto Moretti, Giuseppe De Natale and Claudia Troise

    Version of Record online : 30 MAR 2017, DOI: 10.1002/2016GC006569

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    Mixing of magmatic volatiles with groundwater and interaction with basalt on the summit of Kilauea Volcano, Hawaii

    Journal of Geophysical Research: Solid Earth (1978–2012)

    Volume 108, Issue B1, January 2003, Shaul Hurwitz, Fraser Goff, Cathy J. Janik, William C. Evans, Dale A. Counce, Michael L. Sorey and Steven E. Ingebritsen

    Version of Record online : 18 JAN 2003, DOI: 10.1029/2001JB001594

  18. Chemical and isotopic gas emissions at Campi Flegrei: Evidence for an aborted period of unrest

    Journal of Geophysical Research: Solid Earth (1978–2012)

    Volume 99, Issue B8, 10 August 1994, Pages: 15623–15631, D. Tedesco

    Version of Record online : 20 SEP 2012, DOI: 10.1029/94JB00465

  19. Fluid geochemistry at Vulcano island: A change in the volcanic regime or continuous fluctuations in the mixing of different systems?

    Journal of Geophysical Research: Solid Earth (1978–2012)

    Volume 100, Issue B3, 10 March 1995, Pages: 4157–4167, Dario Tedesco

    Version of Record online : 20 SEP 2012, DOI: 10.1029/94JB02595

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    Gas isotopic signatures (He, C, and Ar) in the Lake Kivu region (western branch of the East African rift system): Geodynamic and volcanological implications

    Journal of Geophysical Research: Solid Earth (1978–2012)

    Volume 115, Issue B1, January 2010, D. Tedesco, F. Tassi, O. Vaselli, R. J. Poreda, T. Darrah, E. Cuoco and M. M. Yalire

    Version of Record online : 29 JAN 2010, DOI: 10.1029/2008JB006227