搜索结果: 1-15 共查到“地球科学总论 volcano”相关记录17条 . 查询时间(0.062 秒)
Evolution Of Volatile Content Of Th Parent Magma Of Th 1875 Eruption Of Askja Volcano, Iceland
Evolution Of Volatile Content Parent Magma The 1875 Eruption Askja Volcano, Iceland
2014/10/21
The Askja central volcano is located in the northeastern rift zone in central Iceland. The bulk of the eruption of Askja on March 28-29 1875 consisted of a plinian eruption that lasted 6-7 hours, prod...
High Heat Producing Volcano-Plutonic Rocks of the Siner Area, Malani Igneous Suite, Western Rajasthan, India
Radioactivity Volcano-Plutonic Rocks Malani Igneous Suite
2013/3/11
he volcano-plutonic rocks of the Siner area of the Malani Igneous Suite (MIS) are characterized by high content of radioactive elements (U, Th, K) and are classified as high heat producing felsic volc...
Pyroclastic Flow from Soufrière Hills Volcano, Montserrat: Solid Block Model
Landslide Dynamics Solid Block Model Soufrière Hills Volcano
2013/3/7
The solid block model is applied to describe the motion of the pyroclastic flow under the joint action of gravity and Coulomb friction. Special attention is paid to characteristics of the pyroclastic ...
Seismic source displacement by coda wave interferometry at Soufrière Hills Volcano,Montserrat,WI
Seismic source displacement coda wave interferometry Soufrière Hills Volcano
2009/12/8
Since the start of the ongoing eruption, on 18 July 1995, the Soufrière Hills Volcano (SHV) on Montserrat, WI, has been monitored with a network of seismometers providing an unparalleled wealth of obs...
Constraining recent Shiveluch volcano eruptions (Kamchatka, Russia) by means of dendrochronology
recent Shiveluch volcano eruptions (Kamchatka, Russia) dendrochronology
2009/12/30
Shiveluch (N 56°38´, E 161°19´; elevation: active dome ~2500 m, summit of Old Shiveluch 3283 m) is one of the most active volcanoes in Kamchatka. The eruptions of Shiveluch commonly result...
Constraining recent Shiveluch volcano eruptions (Kamchatka,Russia) by means of dendrochronology
recent Shiveluch volcano eruptions means of dendrochronology
2010/1/4
Shiveluch (N 56°38´, E 161°19´; elevation: active dome ~2500 m, summit of Old Shiveluch 3283 m) is one of the most active volcanoes in Kamchatka. The eruptions of Shiveluch commonly result...
The critical role of volcano monitoring in risk reduction
critical role volcano monitoring risk reduction
2010/1/27
Data from volcano-monitoring studies constitute the only scientifically valid basis for short-term forecasts of a future eruption, or of possible changes during an ongoing eruption. Thus, in any effec...
Geomagnetic anomalies observed at volcano Popocatepetl,Mexico
Geomagnetic anomalies volcano Popocatepetl Mexico
2010/1/27
Results of the ULF geomagnetic monitoring of the volcano Popocatepetl (Mexico) and their analysis are summarized and presented for the period 2003–2006. Our analysis reveals some anomalies which are c...
Seismic characterization of pyroclastic flow activity at Soufrière Hills Volcano,Montserrat,8 January 2007
Seismic characterization pyroclastic flow activity Soufrière Hills Volcano
2009/12/30
A partial dome collapse with concurrent pyroclastic flow (PF) activity occurred at Soufrière Hills Volcano (SHV), Montserrat on 8 January 2007. Pyroclastic density currents were observed to propagate ...
Volcano Popocatepetl,Mexico:ULF geomagnetic anomalies observed at Tlamacas station during March–July,2005
Volcano Popocatepetl ULF geomagnetic anomalies Tlamacas station
2009/12/30
In this paper the first results of ULF (Ultra Low Frequency) geomagnetic anomalies observed at Tlamacas station (Long. 261.37, Lat. 19.07) located at 4 km near the volcano Popocatepetl (active volcano...
Tsunami wave generation by the eruption of underwater volcano
Tsunami wave generation eruption underwater volcano
2009/12/30
Eruption of volcanoes represents one of important origins of tsunami waves and is responsible for most catastrophic tsunami (Krakatau, 1883; Thira, BC). The products of volcano eruption include solids...
On the predictability of volcano-tectonic events by low frequency seismic noise analysis at Teide-Pico Viejo volcanic complex,Canary Islands
predictability volcano-tectonic events low frequency seismic noise analysis
2009/12/29
The island of Tenerife (Canary Islands, Spain), is showing possible signs of reawakening after its last basaltic strombolian eruption, dated 1909 at Chinyero. The main concern relates to the central a...
Seismic vulnerability of dwellings at Sete Cidades Volcano (S. Miguel Island,Azores)
Seismic vulnerability dwellings Sete Cidades Volcano
2009/12/29
Since the settlement of S. Miguel Island (Azores), in the XV century, several earthquakes caused important human losses and severe damages on the island. Sete Cidades Volcano area, located in the west...
Validation of Digital Elevation Models around Merapi Volcano,Java,Indonesia
Validation Digital Elevation Models Merapi Volcano
2009/12/29
The accuracy of 4 Digital Elevation Models (SRTM30, GTOPO30, SRTM3 and local DEM produced from aerial photogrammetric images) for the volcanoes Merapi and Merbabu in Java, Indonesia is investigated by...
Multifractality in local geomagnetic field at Etna volcano,Sicily(southern Italy)
Multifractality local geomagnetic field Etna volcano
2009/12/28
We applied the Multifractal Detrended Fluctuation Analysis (MF-DFA), which allows to detect multifractality in nonstationary signals, to the hourly means of local geomagnetic field recorded at Mt. Etn...