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Degassing patterns of Tungurahua volcano (Ecuador) during the 1999-2006 eruptive period, inferred from remote spectroscopic measurements of SO<inf>2</inf> emissions
ArticleAbstract: This paper presents the results of 7 years (Aug. 1999-Oct. 2006) of SO2 gas measurements during thePalabras claves:COSPEC, DOAS, sulfur dioxide, Tungurahua Volcano, volcanic degassingAutores:Andrés Gorki Ruiz, Arellano S.R., Hall M.L., Hugo Yepes, Indira Molina, LePennec J.L., Pablo Samaniego PonceFuentes:scopusImpact of tephra falls on Andean communities: The influences of eruption size and weather conditions during the 1999-2001 activity of Tungurahua volcano, Ecuador
ArticleAbstract: Repeated ash fall events have occurred during the 1999-ongoing eruption of Tungurahua volcano, EcuadPalabras claves:Andean communities, Ash fall, ECUADOR, Tephra volume, Tungurahua Volcano, weather conditionsAutores:Gorki A. Ruiz, Hugo Yepes, LePennec J.L., Palacios E., Patricia A. Mothes, Patricio A. RamónFuentes:googlescopusSeismic, petrologic, and geodetic analyses of the 1999 dome-forming eruption of Guagua Pichincha volcano, Ecuador
ArticleAbstract: Guagua Pichincha, located 14 km west of Quito, Ecuador, is a stratovolcano bisected by a horseshoe-sPalabras claves:Al-in-hornblende geobarometer, Deformation, Dome-forming eruption, Finite-difference method, TomographyAutores:García-Aristizábal A., Hugo Yepes, Kumagai H., Monzier M., Pablo Samaniego Ponce, Patricia A. MothesFuentes:googlescopusSource amplitudes of volcano-seismic signals determined by the amplitude source location method as a quantitative measure of event size
ArticleAbstract: The amplitude source location (ASL) method, which uses high-frequency amplitudes under the assumptioPalabras claves:Isotropic radiation, Magnitude, Scaling relation, scattering, Source amplitudeAutores:Figueroa M.S., Hugo D. Ortiz, Hugo Yepes, Kumagai H., Lacson R., Maeda Y., Mario C. Ruiz, Placios P., Yamashina T.Fuentes:scopus