搜索结果: 1-15 共查到“固体地球物理学 eruption”相关记录22条 . 查询时间(0.05 秒)
Tree rings and Iceland's Laki volcano eruption:A closer look at climate（图）
Tree rings Iceland Laki volcano eruption A closer look climate
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2021/2/5
By reading between the lines of tree rings, U.S. National Science Foundation-funded researchers at the University of Arizona reconstructed what happened in Alaska the year the Laki Volc...
The geodynamics of Mt. Etna volcano during and after the 1984 eruption
Mt. Etna earthquakes focal mechanisms stress field eruption
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2015/10/8
Data concerning M > 2.5 earthquakes that occurred at Mt. Etna volcano (Sicily, Italy) during the period April 15th - October 29th, 1984 are here presented and discussed. Only those events with reliabl...
The shape of Vesuvius before the 79 A.D. eruption according to a new finding from a Pompei fresco and Vesuvius central cone history in the last 2000 years
Vesuvius paleomorphology Vesuvius 79 a.d. shape Pompei archaeology history of geology
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2015/10/8
The history of Vesuvius and its central cone or Great Cone (Gran Cono) is important because it enables us to improve our understanding of the structural evolution of Somma-Vesuvius. Apart from geologi...
Self-potential chenges associated with volcanic activity:Short-term signals associated with March 9,1998 eruption on La Fournaise volcano (Reunion Island)
self-potential electric precursor ULF band self-potential mapping eruption
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2015/9/28
After six years of quietness La Fournaise volcano entered into activity on March 9, 1998. Fissures opened gradually downwards on the northern flank of the cone. Two cones, Kapor and Krafft built, from...
Seismological monitoring of the February 2007 effusive eruption of the Stromboli volcano
Stromboli volcano monitoring volcano seismicity
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2015/9/2
On February 27, 2007, the Stromboli volcano, which has usually been characterized by moderate explosive activity,started an effusive eruption with a small lava flow down the NW flank. The permanent br...
Development of geothermal field following the 2000 eruption of Usu volcano as revealed by ground temperature,resistivity and self-potential variations
Usu volcano geothermal field ground temperature electrical prospecting selfpotential field hydrothermal circulation
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2015/9/2
The 2000 eruption of Usu volcano, NE Japan, took place on the foot of the somma, and formed a cryptodome of 65 m high accompanying numerous faults. We made repeated measurements of ground temperature,...
The ash-fall hazard from a Plinian eruption at Colima Volcano,Mexico
Ash-fall hazard Colima Volcano Mexico
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2015/8/28
The historical eruptive activity at Colima Volcano has been characterized by Strombolian and Merapi type eruptions and Vulcanian explosions associated with dome growth, which have ended in a Plinian e...
A GIS-based application for volume estimation and spatial distribution analysis of tephra fallout: a case study of the 122 BC Etna eruption
Geographic Information System (GIS) Tephra fallout Volume estimation Etna
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2015/8/18
In this study, we demonstrate the use of a geo-spatial information system for volume estimation of fallout deposits and for identification of syn-eruptive and post-eruptive depositional mechanisms. Fo...
Eruption column height estimation of the 2011-2013 Etna lava fountains
Electromagnetic noise by railways Man-made electromagnetic noise Quiet days noise analysis
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2015/8/17
In this paper, we use calibrated images collected by the video-surveillance system of the Istituto Nazionale di Geofisica e Vulcanologia, Osservatorio Etneo, to retrieve the height of the eruption col...
Eruption products of the 1883 eruption of Krakatau and their final settlement
final settlement Krakatau
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2015/8/17
Firstly the volume of pyroclastic ejecta during the 1883 eruption of
Krakatau is re-examined. To revise the volume of flow deposits, the author
basically follows Verbeek’s observation while to estim...
Eruption products of the 1883 eruption of Krakatau and their final settlement
Krakatau Volume of the ejecta Pyroclastic-fall and -flow Caldera deposit Magma reservoir
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2015/8/14
Firstly the volume of pyroclastic ejecta during the 1883 eruption of Krakatau is re-examined. To revise the volume of flow deposits, the author basically follows Verbeek’s observation while to estimat...
Eruption patterns of parasitic volcanoes
Parasitic vents Parasitic eruptions Shear fracture model Twin parasitic vents Various patterns of parasitic eruptions
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2015/8/14
Eruption patterns of parasitic volcanoes are discussed in order to study their correlation to the activities of their parental polygenetic volcanoes. The distribution density of parasitic vents on pol...
Can vesicle size distributions assess eruption intensity during volcanic activity?
volcanic activity vesicle size
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2015/1/5
We studied three-dimensional (3-D) vesicle size
distributions by X-ray microtomography in scoria collected
during the relatively quiescent Phase II of the April–May
2010 eruption at Eyjafjallaj...
Floating stones off El Hierro, Canary Islands: xenoliths of pre-island sedimentary origin in the early products of the October 2011 eruption
Floating stones off El Hierro Canary Islands xenoliths of pre-island sedimentary origin early products
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2015/1/4
A submarine eruption started off the south coast of El Hierro, Canary Islands, on 10 October 2011 and continues at the time of this writing (February 2012). In the first days of the event, peculiar er...
Remobilization of silicic intrusion by mafic magmas during the 2010 Eyjafjallajökull eruption
silicic intrusion mafic magmas 2010 Eyjafjallajokull eruption
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2014/12/31
Injection of basaltic magmas into silicic crustal holding chambers and subsequent magma mingling or mixing is a process that has been recognised since the late seventies as resulting in explosive erup...