搜索结果: 1-15 共查到“知识库 地球科学总论 Earthquake”相关记录98条 . 查询时间(1.191 秒)
Software to Estimate Earthquake Spectral and Source Parameters
Spectral Parameters Source Parameters EQ_SRC_PARA
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2013/3/11
A software (EQK_SRC_PARA) has been developed to estimate spectral parameters of earthquake source spectrum, namely: low frequency displacement spectral level (Ω0), corner frequency above which spectru...
Anomalies Observed in VLF and LF Radio Signals on the Occasion of the Western Turkey Earthquake (Mw = 5.7) on May 19, 2011
Earthquake Precursors European Radio Network Radio Signal Analysis
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2013/3/11
Since 2009 a network of VLF (20 - 60 kHz) and LF (150 - 300 kHz) radio receivers is operating in Europe in order to study the disturbances produced by the earthquakes on the propagation of these signa...
Neural Network Approach to Response of Buildings Due to Earthquake Excitation
Neural Network Anisotropic Building Soft Ground Floor
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2013/3/8
The present article investigates the physical phenomena associated with the wave passage effect into a building considering the ground floor as the soft floor with the conformity of the up-to-date sce...
Site Dependence Earthquake Spectra Attenuation Modeling: Nigerian Case Study
Ground-Motion Modelling Seismic Fracture Velocity Acceleration
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2013/3/7
Recent seismic events recorded in South-western Nigeria indicate that the country may not be aseismic as had hitherto thought. Geologic and geodetic evidences suggest the existence of large fracture z...
Critical Factors for Run-up and Impact of the Tohoku Earthquake Tsunami
Tohoku Earthquake Tsunami Run-Up
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2013/3/7
The earthquake of March 11 of magnitude 9 offshore Tohoku, Japan, was followed by a tsunami wave with particularly destructive impact, over a coastal area extending approx. 850km along the Pacific Coa...
The Bayamo Earthquake (Cuba) of the 18 October 1551
Bayamo Cuba Earthquake Historical Seismicity
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2013/3/5
Using contemporary and original documents from the Archivo General de Indias it has been possible to complete the data for the 18 October 1551 earthquake in Cuba. The seism took place at midday, appro...
The Co-planarity and Symmetry Principle of Earthquake Occurrence
Earthquake Co-planarity Symmetry
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2013/3/6
Under the assumption that the earth movement tendency is a sphere, the author does research about the earthquakes occurrence between 2001 and 2010 which over 6 scales of magnitude on occurred time (UT...
The Analysis of Accelerograms for the Earthquake Resistant Design of Structures
Seismic Design Bracketed Duration Peak Ground Acceleration (PGA)
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2013/3/6
In this paper, the analysis of ground motions (displacements, velocities and accelerations) has been performed focused to the seismic design. The relationships between the peak ground acceleration (PG...
Surface Rupture and Hazard of Wenchuan Ms 8.0 Earthquake, Sichuan, China
Wenchuan Earthquake, Longmen Shan, Surface Rupture, Hazard, Sichuan, China
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2013/3/6
Longmen Shan is located the special joint between the Qinghai-Tibetan Plateau in the west and the Yangtze craton in the east. Consisting of a series of parallel imbricated thrust, it develops, from th...
Displacements and Kinematics of the February 1, 1944 Gerede Earthquake (North Anatolian Fault System, Turkey): Geodetic and Geological Constraints
North Anatolian Fault System Gerede fault zone Gerede earthquake coseismic deformation GPS triangulation
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2010/10/14
The North Anatolian Fault System (NAFS) is an approximately 2-110-km-wide, 1600-km-long right-lateral intra-continental transform fault boundary between the Anatolian platelet and the Eurasian plate. ...
Georadar investigations to detect cavities in a historical town damaged by an earthquake of the past
Georadar investigations detect cavities in a historical town damaged by an earthquake of the past
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2010/9/13
This paper aims to highlight the use of the georadar as a useful prospecting technique to identify the areal density and the geometrical features of the grottoes placed in a historical town characteri...
Investigation of ULF magnetic pulsations,air conductivity changes,and infra red signatures associated with the 30 October Alum Rock M5.4 earthquake
ULF magnetic pulsations air conductivity changes infra red signatures
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2009/12/16
Several electromagnetic signal types were observed prior to and immediately after 30 October 2007 (Local Time) M5.4 earthquake at Alum Rock, Ca with an epicenter ~15 km NE of San Jose Ca. The area whe...
Ground effects and hydrological changes in the Southern Apennines(Italy) in response to the 23 July 1930 earthquake(MS=6.7)
Ground effects hydrological changes Southern Apennines
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2009/12/16
The 23 July 1930 earthquake (MS=6.7) in the Southern Apennines (Italy) was a catastrophic event that produced many effects such as surface faulting, fractures, landslides, settlements, hydrological ch...
Seismicity anomalies prior to the 13 December 2008,Ms=5.7 earthquake in Central Greece
Seismicity anomalies Ms=5.7 earthquake Central Greece
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2009/12/16
This investigation has applied a recent methodology to identify seismic quiescence and seismic acceleration, prior to the occurrence of the 13 December 2008, Ms=5.7 earthquake in Central Greece. Anoma...
Seismicity anomalies prior to 8 June 2008,Mw=6.4 earthquake in Western Greece
Seismicity anomalies Mw=6.4 earthquake Western Greece
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2009/12/16
The epicentral area of the Mw=6.4, 8 June 2008 main shock in northwestern Peloponesus, Western Greece, had been forecasted as a candidate for the occurrence of a strong earthquake by independent scien...