20 citations · 57 across the 15 of their papers we have counts for
16 papers
Adaptive two- and three-dimensional multiresolution computations of resistive magnetohydrodynamics
Anna Karina Fontes Gomes, Margarete Oliveira Domingues, Odim Mendes +1
Fully adaptive computations of the resistive magnetohydrodynamic (MHD) equations are presented in two and three space dimensions using a finite volume discretization on locally ref…
Wavelet-based parallel dynamic mesh adaptation for magnetohydrodynamics in the AMROC framework
Margarete Oliveira Domingues, Ralf Deiterding, Muller Moreira Lopes +3
Computational magnetohydrodynamics (MHD) for space physics has become an essential area in understanding the multiscale dynamics of geophysical and astrophysical plasma processes,…
Simulating the interaction of a non-magnetized planet with the stellar wind produced by a sun-like star using the FLASH Code
Edgard de Freitas Diniz Evangelista, Oswaldo Duarte Miranda, Odim Mendes +1
The study of the interaction between solid objects and magnetohydrodynamic (MHD) fluids is of great importance in physics as consequence of the significant phenomena generated, suc…
Local time-stepping for adaptive multiresolution using natural extension of Runge--Kutta methods
Müller Moreira Lopes, Margarete Oliveira Domingues, Kai Schneider +1
A space-time fully adaptive multiresolution method for evolutionary non-linear partial differential equations is presented introducing an improved local time-stepping method. The s…
On the verification of adaptive three-dimensional multiresolution computations of the magnetohydrodynamic equations
Anna Karina Fontes Gomes, Margarete Oliveira Domingues, Odim Mendes +1
Magnetohydrodynamics is an important tool to study the dynamics of plasma Space Physics. In this context, we introduce a three-dimensional magnetohydrodynamic solver with divergenc…
Simulating the Interaction of a Comet With the Solar Wind Using a Magnetohydrodynamic Model
Edgard de F. D. Evangelista, Margarete O. Domingues, Odim Mendes +1
We present simulations of a comet interacting with the solar wind. Such simulations are treated in the framework of the ideal, 2D magnetohydrodynamics (MHD), using the FLASH code i…
Preliminary design of the INPE's Solar Vector Magnetograph
L. E. A. Vieira, A. L. Clúa de Gonzalez, A. Dal Lago +23
We describe the preliminary design of a magnetograph and visible-light imager instrument to study the solar dynamo processes through observations of the solar surface magnetic fiel…
Comparison of adaptive multiresolution and adaptive mesh refinement applied to simulations of the compressible Euler equations
Ralf Deiterding, Margarete O. Domingues, Sonia M. Gomes +1
We present a detailed comparison between two adaptive numerical approaches to solve partial differential equations (PDEs), adaptive multiresolution (MR) and adaptive mesh refinemen…
Rayleigh and acoustic gravity waves detection on magnetograms during the Japanese Tsunami, 2011
Virginia Klausner, Esfhan A. Kherani, Marcio T. A. H. Muella +3
The continuous geomagnetic field survey holds an important potential in future prevention of tsunami damages, and also, it could be used in tsunami forecast. In this work, we were…
An adaptive multiresolution method for ideal magnetohydrodynamics using divergence cleaning with parabolic-hyperbolic correction
Anna Karina Fontes Gomes, Margarete Oliveira Domingues, Kai Schneider +2
We present an adaptive multiresolution method for the numerical simulation of ideal magnetohydrodynamics in two space dimensions. The discretization uses a finite volume scheme bas…
Daubechies wavelet coefficients: a tool to study interplanetary magnetic field fluctuations
Arian Ojeda González, Odim Mendes Junior, Margarete Oliveira Domingues +1
We have studied a set of 41 magnetic clouds (MCs) measured by the ACE spacecraft, using the discrete orthogonal wavelet transform (Daubechies wavelet of order two) in three regions…
Study of local regularities in the solar wind data and ground magnetograms
Virginia Klausner, Arian Ojeda González, Margarete Oliveira Domingues +2
Interplanetary coronal mass ejections (ICMEs) can reach the Earth's magnetosphere causing magnetic disturbances. It can be measured by satellite and ground-based magnetometers. Dat…
Analysis on diurnal global geomagnetic variability under quiet-time conditions
Virginia Klausner, Margarete Oliveira Domingues, Odim Mendes +2
This paper describes a methodology (or treatment) to establish a representative signal of the global magnetic diurnal variation based on a spatial distribution in both longitude an…
The Entropy Index (EI): an Auxiliary Tool to Identify the Occurrence of Interplanetary Magnetic Clouds
G. A. Ojeda, O. Mendes, M. A. Calzadilla +1
By the study of the dynamical processes related to entropy, this work aims to create a mathematical tool to identify magnetic clouds (MCs) in the interplanetary space using only in…
Tsunami effects on the Z component of the geomagnetic field
Virginia Klausner, Margarete O. Domingues, Odim Mendes +1
The vertical component (Z) of the geomagnetic field observed by ground-based observatories of the INTERMAGNET network has been used to analyze the effects of the movement of electr…
Characteristics of solar diurnal variations: a case study based on records from the ground magnetic observatory at Vassouras, Brazil
Virginia Klausner, Andres R. R. Papa, Odim Mendes +2
The horizontal component amplitudes of magnetograms recorded by ground-based observatories of the INTERMAGNET network have been used to analyze the global pattern variance of the s…