volcano volcanic eruption plume
Numerical simulation of volcanic plume dispersal from Usu volcano in Japan on 31 March 2000 using PUFF model
... a volcanic ash tracking model called “PUFF” is applied to the actual eruption of Usu volcano on 31 March 2000 in order to infer the movement of airborne ash clouds for aviation ...Alaska ...
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Observations of the altitude of the volcanic plume during the eruption of Eyjafjallajökull, April–May 2010
... the volcanic plume of the Eyjafjallajökull erup- tion April–May 2010 as observed with a weather radar lo- cated 155 km from the volcano and a web camera located 34 km from the ...the eruption ...
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Chronology of the 2015 eruption of Hakone volcano, Japan: geological background, mechanism of volcanic unrest and disaster mitigation measures during the crisis
... the eruption sequence (Yukutake et ...no eruption plume was visible ...the eruption terminated at some time during the day of July ...the eruption may have terminated at this ...
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Temporal variations of plume activities before the 8 October 2016 eruption of Aso volcano, Japan, detected by ground based and satellite measurements
... the plume height between April and Octo- ber 2016, we used the monitoring video camera that was maintained by JMA (WV-E850, Panasonic ...the plume height was esti- mated manually. In this study, the ...
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Two weather radar time series of the altitude of the volcanic plume during the May 2011 eruption of Grímsvötn, Iceland
... the eruption a mobile X-band radar was operated in southern ...the eruption of Grímsvötn in ...the volcano, between 17:00 and 18:00 UTC on 24 May to a location where it could be connected to mains ...
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Composition of volcanic gases emitted during repeating Vulcanian eruption stage of Shinmoedake, Kirishima volcano, Japan
... monitor volcanic activities. Classi- cal studies of volcanic gases by direct sampling and analy- sis can be applied only for accessible fumaroles, and stud- ies of large-scale degassing activities were ...
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Estimation of emission mass from an eruption plume for the Aso volcano eruption, on October 8, 2016, using a four dimensional variational method
... [Regional Volcanic Observation and Warning Center, Fukuoka Regional Headquarters, JMA (2018) (minor postscripts were added by the ...Aso volcano for all ...
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Quantitative relationship between plume emission and multiple deflations after the 2014 phreatic eruption at Ontake volcano, Japan
... phreatic eruption of Mount Ontake in 2014 caused local-scale subsidence and a mass discharge of water–vapor plumes from ...with plume emission continuing just after the ...emitting plume and fluids ...
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Measuring and Modelling of Volcano Eruption Dynamic (MeMoVolc)
... and plume, with complex ...on eruption state through changes in pressure and in the physical properties of magmas ...explosive volcanic activity, and its behaviour is central to understanding ...
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Periodicity in the BrO SO 2molar ratios in the volcanic gas plume of Cotopaxi and its correlation with the Earth tides during the eruption in 2015
... of volcanic earthquakes in the excited parts of the system (Rydelek et ...Stromboli volcano and its concurrence with the times of the syzygies to the tidal response of well-known tectonic structures causing ...
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Advective diffusion of volcanic plume captured by dense GNSS network around Sakurajima volcano: a case study of the vulcanian eruption on July 24, 2012
... We gratefully thank the staff of the Sakurajima Volcano Research Center of Kyoto University, and Dr. Sadato Ueki and Dr. Tomotsugu Demachi at Tohoku University, for maintaining the continuous GNSS stations. We are ...
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Volcanic plume measurements using a UAV for the 2014 Mt Ontake eruption
... for volcanic plume observation have already been clear from previous studies ...highest volcano in Japan, we are now confident that such UAVs are applicable for most volcanoes in Japan if once we can ...
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Integration of SAR Data Into Monitoring of the 2014-2015 Holuhraun Eruption, Iceland: Contribution of the Icelandic Volcanoes Supersite and the FutureVolc Projects
... active volcanic systems distributed mostly along a > 500 km-long divergent plate boundary where the European and American plates ...few volcanic systems (Katla, Grímsvötn, Hekla and Bár ð arbunga) ...
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Will subglacial rhyolite eruptions be explosive or intrusive? Some insights from analytical models
... Figure 2. Model results for large and small effusion rate eruptions beneath ice 450 m thick, indicating the changing elevation of the edifice radius, cavity radius and, in (a) only, the ice surface. In (a), melting is ...
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Multifractality in local geomagnetic field at Etna volcano, Sicily (southern Italy)
... uniform on the scale of the volcano). In Fig. 2a the to- tal intensity variations observed at PDN relative to CSR are shown; there are some gaps due to equipment drawbacks. Nevertheless, very much larger time ...
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Tsunami wave generation by the eruption of underwater volcano
... fast eruption has some similarity the underwa- ter explosion, that was studied in more substantially in dif- ferent applications (Ivanov and Koroljov, 1986; Pelinovskij, 1982; Le Mehaute, ...fast eruption) ...
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Multi proxy dating the ‘Millennium Eruption’ of Changbaishan to late 946 CE
... largest volcanic eruptions of the Common Era (CE), the ‘ Millennium Eruption ’ of Changbaishan produced a widely-dispersed tephra layer (known as the B-Tm ash), which represents an important tie point for ...
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Lahar characteristics as a function of triggering mechanism at a seasonally snow clad volcano: contrasting lahars following the 2014 phreatic eruption of Ontake Volcano, Japan
... phreatic eruption (VEI 1–2) at Ontake Volcano, a syn-eruptive and two post-eruptive lahars occurred in the Akagawa–Nigorigawa River, southern flank of the ...the eruption by the rainstorm (October 5, ...
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First recorded eruption of Nabro volcano, Eritrea, 2011
... the main features of the ground displacement field in well- resolved sectors of the volcano and its environs. These were based on models from Okada (1985) and Mogi (1958) to predict surface deformation induced by ...
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First recorded eruption of Nabro volcano, Eritrea, 2011
... the eruption in two ...the eruption began, we selected scenes that were acquired within a short time of each other to ensure that the InSAR pairs captured comparable deformation ...the eruption) is ...
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