搜索结果: 1-15 共查到“理学 Interpretation”相关记录161条 . 查询时间(0.111 秒)
Mapping and interpretation of satellite magnetic anomalies from POGO data over the Antarctic region
Antarctic geomagnetic field magnetic field satellites magnetic anomalies
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2015/10/8
A satellite magnetic anomaly map made using the POGO magnetic field data is compared to three maps made using Magsat data. A total of 14 anomalies with magnitudes greater than 3 nT can be identified i...
Analysis of the seismicity of Southeastern Sicily: a proposed tectonic interpretation
Historical seismicity Macroseismics source parameters quaternary tectonics seismogenic faults hyblean plateau SE Sicily
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2015/9/30
Southeastern Sicily is one of the Italian regions with high seismic risk and is characterised by the occurrence in the past of large destructive events (MS = 6.4-7.3) over a territory which is densely...
Three-dimensional interpretation of MT data in volcanic environments (computer simulation)
3D interpretation magnetotelluric data imaging monitorinc volcanoes magma chamber remote sounding
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2015/9/28
The research is aimed, first, to find components of MT-fields and their transforms, which facilitate the imaging of the internal structure of volcanoes and, second, to study the detectability of condu...
Interpretation of magnetic anomalies using the horizontal gradient analytic signal
horizontal gradient analytie signal horizontal derivative vertical derivative interpretation aeromagnetic anomaly magnetic anomaly
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2015/9/28
In recent years the analytic signal method has been of great utility in the interpretation of potential field data. The amplitude of the 3D analytic signal of magnetic data yields information on the l...
Magnetic data interpretation in an industrial waste landfill
magnetic survey Euler's deconvulution foundry wastes
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2015/9/28
A magnetic and an electromagnetic survey using low induction equipment were performed on a test site in an industrial landfill; the main goal of the geophysical survey was to check the reliability of ...
Improved techniques in data analysis and interpretation of potential fields:examples of application in volcanic and seismically active areas
gravimetry potential fields geomagnetism signal enhancement techniques
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2015/9/25
Geopotential data may be interpreted by many different techniques, depending on the nature of the mathematical equations correlating specific unknown ground parameters to the measured data set. The in...
The oscillatory behaviour of the aftershocks rate of the 2001 Bhuj earthquake, India: observation and interpretation
aftershocks Bhuj earthquake Omori'sLaw GBA array Lg magnitude
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2015/9/14
A damaging earthquake of Mw 7.7, which struck the Bhuj region of India on January 26, 2001, was followed by a large number of aftershocks. The aftershock data available at Gauribidanur Seismic Array S...
Preseismic ULF effectand possible interpretation
Ultra-Low Frequency emission seismicity Alfven waves
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2015/9/14
We present the results of ULF magnetic field observation at Karimshino station (Kamchatka, Russia). Using a case study we discovered an effect of suppression of ULF intensity about 2-6 days before rat...
Anomaly crust fields from MAGSAT satellite measurements:their processing and interpretation
MAGSAT satellite data magnetic andgravity anomalies wavelet and maximum entropyanalysis earthquake hypocenters
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2015/9/14
The space distribution of the magnetic anomaly field for the Pacific Ocean is obtained from data of the satellite MAGSAT. A number of long-wavelength magnetic anomalies of the region are identified. A...
Determination of volatiles in volcanic rocks and minerals with a Directly Coupled Evolved Gas Analyzing System (DEGAS) -Part I: Interpretation of degassing profiles (DEGAS-profiles) of minerals and rocks on the basis of melting experiments
volatiles magmatic rocks basaltic glass degassing Hawaiian lava remelting blacksand
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2015/9/10
Volatile components in magma strongly influence many physical properties of melts and minerals. The temperature
resolved degassing analysis of volcanic crystalline and vitreous rocks gives detailed i...
Magneto-seismic interpretation of subsurface volcanism in the Gaeta Gulf (Italy,Tyrrhenian Sea)
Gaeta Gulf 41°N parallel buried volcanism inverted magnetic anomalies reflection seismics
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2015/9/8
The occurrence of a former subaerial volcanic edifice off the Volturno River (Tyrrhenian Sea, Gulf of Gaeta) in the 41°N parallel is suggested by joint interpretation of multichannel seismic lines and...
Frontiers in earth sciences: new ideas and interpretation
alternative theories in the Earth sciences conventional theories in the Earth sciences
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2015/9/7
A one-day symposium on new and conventional ideas in plate tectonics and Mediterranean geodynamics was held in Rome on February 19, 2003 at the headquarters of INGV. There were two main reasons for su...
Stochastic interpretation of magnetotelluric data,comparison of methods
magnetotelluric method inverse problem controlled random search Markov chain Monte Carlo neighbourhood algorithm
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2015/9/2
Global optimization and stochastic approaches to the interpretation of measured data have recently gained particular attraction as tools for directed search for and/or verification of characteristic s...
Nubia-Eurasia kinematics: an alternative interpretation from Mediterranean and North Atlantic evidence
Nubia-Eurasia kinematics Mediterranean region Plio-Quaternary deformation
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2015/9/2
It is argued that the Plio-Quaternary deformation pattern in the Mediterranean region is compatible with a SSWNNE
convergence between Africa (Nubia) and Eurasia and that the significant difference be...
Global nonlinear optimization for the estimation of static shift and interpretation of 1-D magnetotelluric sounding data
Magnetotelluric sounding global nonlinear optimization static shift TE and TM mode apparent resistivity phase
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2015/8/27
In the presence of conducting inhomogeneities in near-surface structures, apparent resistivity data in magnetotelluric sounding can be severely distorted. This is due to electric fields generated from...