搜索结果: 1-15 共查到“地球物理学 Linear”相关记录21条 . 查询时间(0.28 秒)
Comparison of methods of determining meteoroid range rates from linear frequency modulated chirped pulses
determining meteoroid modulated chirped pulses
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2017/3/22
In this paper we present three methods for evaluating range rates of meteoroids
passing through the ionosphere, using linear frequency modulated (LFM) chirped pulse
data from the ALTAIR radar. The f...
Non-linear effects in ground deformation at calderas due to the presence of structural discontinuities
ground deformation modeling caldera collapse structural discontinuities
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2015/9/14
Non-linear effects in ground deformation at calderas due to the presence of structural discontinuities.
Post-seismic stress relaxation with a linear transient rheology
Transient rheology Geodynamics Stress tensor Coulomb failure function Post-seismic relaxation
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2015/8/28
We performed an analysis of post-seismic stress relaxation, taking into account generalized linear rheologies. We compared the stress field (and its derived functions) obtained with a classical Maxwel...
Linear and non-linear sea-level variations in the Adriatic Sea from tide gauge records (1872-2012)
Sea–level rise Tide gauge observations EEMD Adriatic Sea Atlantic modes
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2015/8/18
We have analyzed tide gauge data from the Adriatic Sea in order to assess the secular sea-level trend, its acceleration and the existence of possible cyclic variation. Analyzing the sea-level stack of...
Existence of Equilibrium Points and their Linear Stability in the Generalized Photogravitational Chermnykh-Like Problem with Power-law Profile
Photogravitational:Oblateness:RTBP:Chermnykh-Like problem
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2011/8/18
Abstract: We consider the modified restricted three body problem with power-law density profile of disk, which rotates around the center of mass of the system with perturbed mean motion. Using analyti...
Developing diagnostics for input-output systems:the effects of certain linear and nonlinear filters on the correlation integral
Developing diagnostics input-output systems linear and nonlinear filters correlation integral
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2009/11/16
Input-output systems are characterized by applying time series analysis techniques developed for autonomous systems to the input and the output time series separately and using the results as nonlinea...
Identifying sets of acceptable solutions to non-linear,geophysical inverse problems which have complicated misfit functions
sets of acceptable solutions non-linear,geophysical inverse problems misfit functions
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2009/11/16
A goal of geophysical inversion is to identify all models which give an acceptable misfit between predicted and observed data. However, because of the complexity of Earth structure, the non-linearity ...
On aspects of the measurement of non-linear turbulence processes using the cluster wave experiments
measurement of non-linear turbulence processes cluster wave experiments
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2009/11/16
The ESA/NASA Cluster mission has four identical satellites and is due for launch at the end of 1995. It will provide a unique opportunity to study medium scale processes in the region from inside the ...
On resonant interactions of ions with plasma waves in a reduced quasi-linear theory
resonant interactions of ions plasma waves reduced quasi-linear theory
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2009/11/12
Based on quasi-linear theory (involving pitch angle scattering), the resonant interactions between ions and waves in an anisotropic multi-component plasma are discussed. In particular, electromagnetic...
Linear and nonlinear modulus surfaces in stress space,from stress-strain measurements on Berea sandstone
Linear and nonlinear modulus surfaces stress space stress-strain measurements Berea sandstone
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2009/11/12
The elastic response of many rocks to quasistatic stress changes is highly nonlinear and hysteretic, displaying discrete memory. Rocks also display unusual nonlinear response to dynamic stress changes...
Low-frequency linear waves and instabilities in uniform and stratified plasmas:the role of kinetic effects
Low-frequency linear waves uniform and stratified plasmas kinetic effects
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2009/11/11
We review the basic approximations underlying magnetohydrodynamic (MHD) theory, with special emphasis on the closure approximations, i.e. the approximations used in any fluid approach to close the hie...
A non-linear and stochastic response surface method for Bayesian estimation of uncertainty in soil moisture simulation from a land surface model
response surface method Bayesian estimation soil moisture simulation land surface model
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2009/11/11
This study presents a simple and efficient scheme for Bayesian estimation of uncertainty in soil moisture simulation by a Land Surface Model (LSM). The scheme is assessed within a Monte Carlo (MC) sim...
Non-linear analysis of geomagnetic time series from Etna volcano
Non-linear analysis geomagnetic time series Etna volcano
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2009/11/11
An intensive nonlinear analysis of geomagnetic time series from the magnetic network on Etna volcano was carried out to investigate the dynamical behavior of magnetic anomalies in volcanic areas. The ...
Deeper understanding of non-linear geodetic data inversion using a quantitative sensitivity analysis
Deeper understanding non-linear geodetic data inversion quantitative sensitivity analysis
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2009/11/9
A quantitative global sensitivity analysis (SA) is applied to the non-linear inversion of gravity changes and displacement data which measured in an active volcanic area. The common inversion of this ...
Observations of linear and nonlinear processes in the foreshock wave evolution
Observations linear and nonlinear processes foreshock wave evolution
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2009/11/3
Waves in the foreshock region are studied on the basis of a hypothesis that the linear process first excites the waves and further wave-wave nonlinearities distribute scatter the energy of the primary...