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[PDF] Top 20 ELEMENT DIFFUSION IN THE SOLAR INTERIOR

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ELEMENT DIFFUSION IN THE SOLAR INTERIOR

ELEMENT DIFFUSION IN THE SOLAR INTERIOR

... study the diffusion of helium and other heavy elements in the solar in- terior by solving exactly the set of flow equations developed by Burgers for a multi-component ... Voir le document complet

25

Implementation of a reaction-diffusion process in the Abaqus finite element software

Implementation of a reaction-diffusion process in the Abaqus finite element software

... interactions in finite element codes, in various application fields (metal/ hydrogen, water/polymer, metal/lithium ions, see [ 9 – 17 ] among others), but very few developments include several ... Voir le document complet

10

The origin of volatile element depletion in early solar system material: Clues from Zn isotopes in chondrules

The origin of volatile element depletion in early solar system material: Clues from Zn isotopes in chondrules

... for the origin of volatile elements in the terrestrial planets and for dynamical processes in the early Solar ...concern the relationship between chondrules and matrix, ... Voir le document complet

11

The Solar System

The Solar System

... reactions in its core, where hydrogen is converted into helium and eventually into heavy ...material in its interior generate strong magnetic fields. These change the Sun’s appearance from ... Voir le document complet

2

Numerical analysis of the mixed finite element method for the neutron diffusion eigenproblem with heterogeneous coefficients

Numerical analysis of the mixed finite element method for the neutron diffusion eigenproblem with heterogeneous coefficients

... provided the discretizations are ...provided the estimates (4.20) remain true. For instance, for the RTN [k] finite element defined on tetrahedral triangulations of R, ...(4.20) in this ... Voir le document complet

33

Error estimates of hybridizable interior penalty methods using a variable penalty for highly anisotropic diffusion problems

Error estimates of hybridizable interior penalty methods using a variable penalty for highly anisotropic diffusion problems

... introduced in the last decade by Cockburn et ...from the research ...as the Schur complement strategy [ 9 ...of the HDG methods is their superconvergence property, obtained through ... Voir le document complet

11

Numerical analysis of the mixed finite element method for the neutron diffusion eigenproblem with heterogeneous coefficients

Numerical analysis of the mixed finite element method for the neutron diffusion eigenproblem with heterogeneous coefficients

... are the m discrete eigenvalues closest to ν, see again Theorem 2 of [ 27 ...5. The DD case We continue by considering the neutron diffusion problem using a domain decomposition method: we call ... Voir le document complet

34

The solar orbiter imager (SoloHI) instrument for the Solar Orbiter mission

The solar orbiter imager (SoloHI) instrument for the Solar Orbiter mission

... from the sun, a planet and the milky way The instrument characteristics are shown in Table 1 and the instrument configuration is shown in Figure ...2a. The forward baffle ... Voir le document complet

13

Heterogeneous directions of orthotropy in three-dimensional structures: finite element description based on diffusion equations

Heterogeneous directions of orthotropy in three-dimensional structures: finite element description based on diffusion equations

... allows the simu- lation of the mechanical response of those structures for which the orthotropy plays a critical ...role. In this article, we have proposed an FE technique based on the ... Voir le document complet

13

A posteriori error estimates for mixed finite element discretizations of the Neutron Diffusion equations

A posteriori error estimates for mixed finite element discretizations of the Neutron Diffusion equations

... In order to have Cartesian mesh preserving, it is essential to refine the mesh according to the whole lines in each direction ( e x ) x=1,d which contain at least one of the selected ... Voir le document complet

38

A new stabilized finite element method for reaction-diffusion problems: The Source Stabilized Petrov-Galerkin Method

A new stabilized finite element method for reaction-diffusion problems: The Source Stabilized Petrov-Galerkin Method

... of the SUPG method, but has recently seen extensive developments in the field of time-harmonic acoustics ...problems. The singular diffu- sion problem is a particular case corresponding to ... Voir le document complet

25

One-dimensional linear advection–diffusion equation: Analytical and finite element solutions

One-dimensional linear advection–diffusion equation: Analytical and finite element solutions

... consists in using high- order methods like spectral elements or hp ...Conclusions The analytical solution of the linear advection–diffusion equa- tion is obtained for Dirichlet boundary ... Voir le document complet

8

Detrital remanent magnetization in the solar nebula

Detrital remanent magnetization in the solar nebula

... ] The orientation and intensity of the magnetic field in the solar nebula can be changed by shear in the ionized gas medium and diffusive decay due to ohmic ...if ... Voir le document complet

20

One-dimensional linear advection–diffusion equation: Analytical and finite element solutions

One-dimensional linear advection–diffusion equation: Analytical and finite element solutions

... consists in using high- order methods like spectral elements or hp ...Conclusions The analytical solution of the linear advection–diffusion equa- tion is obtained for Dirichlet boundary ... Voir le document complet

9

A new Petrov-Galerkin finite element method for stabilizing reaction-diffusion equations

A new Petrov-Galerkin finite element method for stabilizing reaction-diffusion equations

... presents the Source Stabilized Petrov-Galerkin (SSPG) method for solving reaction- diffusion problems described by the modified Helmholtz ...finite element formulation improves the ... Voir le document complet

3

The Thermal State and Interior Structure of Mars

The Thermal State and Interior Structure of Mars

... processes in the interior that have been active for up to billions of ...on the planet have become available from space missions and analyses of martian ...Still, the thermal evolution ... Voir le document complet

42

Finite element methods with symmetric stabilization for the transient convection-diffusion-reaction equation

Finite element methods with symmetric stabilization for the transient convection-diffusion-reaction equation

... for the smooth and the non-smooth solution were obtained by using a CIP stabilized (piecewise affine in the non-smooth case) discretization in space and Crank-Nicholson in ... Voir le document complet

29

Pre-mission InSights on the Interior of Mars

Pre-mission InSights on the Interior of Mars

... Radiogenic Element Distribution in Crust, Mantle and Core The long-lived radiogenic isotopes (K, Th, and U) are the primary sources of heat in the interior of ... Voir le document complet

73

Differential Rotation and Dynamics of the Solar Interior

Differential Rotation and Dynamics of the Solar Interior

... solar convection zone. The extent to which the shear layer extends to higher latitudes is uncertain from current observations using the global modes: there is a hint in the ... Voir le document complet

25

Continuous Interior Penalty Finite Element Method for Oseen's Equations

Continuous Interior Penalty Finite Element Method for Oseen's Equations

... CONTINUOUS INTERIOR PENALTY FINITE ELEMENT METHOD FOR OSEEN’S EQUATIONS ERIK BURMAN † , MIGUEL ...Abstract. In this paper we present an extension of the continuous interior penalty ... Voir le document complet

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