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@ -502,132 +502,109 @@ make
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\end{itemize}
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\end{itemize}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\subsection{boundaries}
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\subsection{boundary}
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The object \textbf{boundaries} has two main arrays that define the particle boundaries and the ones that must be applied to the electromagnetic field.
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The array object \textbf{boundary} determines the interaction between surfaces and particles.
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These boundaries need to be linked to a specific edge in the mesh.
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The accepted variables are:
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\begin{itemize}
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\begin{itemize}
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\item \textbf{particles}. Array of objects.
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\item \textbf{name}: Character.
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Different models for interaction between particles and edges.
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Name of the boundary.
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\begin{itemize}
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\item \textbf{physicalSurface}: Integer.
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\item \textbf{name}: Character.
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Identification of the surface in the mesh file.
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Name of the boundary.
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\item \textbf{bType}: Array of objects of dimension 'number of species'.
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\item \textbf{type}: Character.
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Per each species defined in the case, a boundary \textbf{type} needs to be provided.
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Model for the interaction between particles and the edge.
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Accepted values for \textbf{type} are:
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Available options are:
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\begin{itemize}
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\begin{itemize}
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\item \textbf{reflection}: Elastic reflection of particles.
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\item \textbf{reflection}: Elastic reflection of particles.
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\item \textbf{absorption}: Particle is eliminated from the domain.
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\item \textbf{absorption}: Particle is eliminated from the domain.
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The particle is first moved into the edge and its properties are scattered among the edge nodes.
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The particle is first moved into the edge and its properties are scattered among the edge nodes.
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\item \textbf{transparent}: Particle abandon the numerical domain.
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\item \textbf{transparent}: Particle abandon the numerical domain.
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\item \textbf{wallTemperature}: Reflective wall with constant temperature that exchange heat with particles.
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\item \textbf{axis}: Identifies the symmetry axis for 2D cylindrical simulations.
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Required parameters are:
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If , for some reason, a particle interacts with this axis, it is reflected.
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\begin{itemize}
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\item \textbf{wallTemperature}: Reflective wall with constant temperature that exchange heat with particles.
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\item \textbf{temperature}: Real.
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Required parameters are:
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Units of $\unit{K}$.
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Temperature wall.
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\textbf{temperature}: Real.
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\item \textbf{specificHeat}: Real.
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Units of $\unit{K}$.
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Units of $\unit{J kg^{-1} K^{-1}}$.
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Temperature wall.
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Specific heat capacity of the material.
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\end{itemize}
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\textbf{specificHeat}: Real.
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\item \textbf{ionization}: Per each particle crossing the surface with this type of boundary, a number of ionization events are calculated.
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Units of $\unit{J kg^{-1} K^{-1}}$.
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A pair of ion-electron is generated for each ionization event, taking as a reference a neutral background.
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Specific heat capacity of the material.
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The secondary electron is taken as the same type as the incident particle.
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The available input is:
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\item \textbf{ionization}: Per each particle crossing the surface with this type of boundary, a number of ionization events are calculated.
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\begin{itemize}
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A pair of ion-electron is generated for each ionization event, taking as a reference a neutral background.
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\item \textbf{neutral}: Object.
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The available input is:
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Information about the neutral background.
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Required parameters are:
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\textbf{neutral}: Object.
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\begin{itemize}
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Information about the neutral background.
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\item \textbf{ion}: Character.
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Required parameters are:
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Species name of the ion generated as defined in object \textbf{species}.
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\begin{itemize}
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Required parameter.
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\item \textbf{ion}: Character.
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\item \textbf{mass}: Real.
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Species name of the ion generated as defined in object \textbf{species}.
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Units in $\unit{kg}$.
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Required parameter.
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Mass of neutral species.
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\item \textbf{mass}: Real.
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If missing, the mass of the ion is used
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Units in $\unit{kg}$.
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\item \textbf{density}: Real.
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Mass of neutral species.
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Units in $\unit{m^{-3}}$.
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If missing, the mass of the ion is used
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Density of neutral background.
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\item \textbf{density}: Real.
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Required parameter.
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Units in $\unit{m^{-3}}$.
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\item \textbf{velocity}: Real.
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Density of neutral background.
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Units in $\unit{m s^{-1}}$.
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Required parameter.
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Array of dimension $3$.
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\item \textbf{velocity}: Real.
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Mean velocity of neutral background.
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Units in $\unit{m s^{-1}}$.
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Required parameter.
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Array of dimension $3$.
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\item \textbf{temperature}: Real.
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Mean velocity of neutral background.
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Units in $\unit{K}$.
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Required parameter.
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Temperature of neutral background.
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\item \textbf{temperature}: Real.
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Required parameter.
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Units in $\unit{K}$.
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Temperature of neutral background.
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\end{itemize}
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Required parameter.
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\item \textbf{effectiveTime}: Real.
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\end{itemize}
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Units in $\unit{s}$.
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As the particle is no longer simulated once it crossed the boundary, this time represents the effective time in which the particle produces ionization processes in the neutral background.
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\textbf{effectiveTime}: Real.
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Required parameter.
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Units in $\unit{s}$.
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\item \textbf{energyThreashold}: Real.
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As the particle is no longer simulated once it crossed the boundary, this time represents the effective time in which the particle produces ionization processes in the neutral background.
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Units in $\unit{eV}$.
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Required parameter.
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Ionization energy threshold for the simulated process.
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Required parameter.
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\textbf{energyThreashold}: Real.
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\item \textbf{crossSection}: Character.
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Units in $\unit{eV}$.
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Complete path to the cross-section data for the ionization process.
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Ionization energy threshold for the simulated process.
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Required parameter.
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\end{itemize}
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\item \textbf{axis}: Identifies the symmetry axis for 2D cylindrical simulations.
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\textbf{electronSecondary}. Character.
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If , for some reason, a particle interacts with this axis, it is reflected.
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Name of the species for the secondary electrons produced.
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\end{itemize}
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I none is provided, the input species is used.
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\textbf{crossSection}: Character.
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Complete path to the cross-section data for the ionization process.
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\end{itemize}
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\end{itemize}
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\item \textbf{EM}. Array of objects.determines the boundary conditions for the electromagnetic field.
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As with the \textbf{boundary} definition, these must be linked to an edge identified in the mesh file.
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The variables for each array element are:
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\begin{itemize}
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\item \textbf{name}: Character.
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Name of the boundary.
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\item \textbf{type}: Character.
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Type of boundary.
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Accepted values are:
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\begin{itemize}
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\item \textbf{dirichlet}: Constant value of electric potential on the surface.
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Required values are:
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\textbf{potential}: Real.
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Fixed potential for Dirichlet boundary condition.
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\item \textbf{dirichletTime}: Constant value of the electric potential with a time variable profile.
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Required values are:
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\textbf{potential}: Real.
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Potential for Dirichlet boundary condition.
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\textbf{temporalProfile}: Character.
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Filename of the 2 column file containing the time variable profile.
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File must be located in \textbf{output.path}.
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The first column is the time in $\unit{s}$.
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The second column is the factor that will multiply the value set in \textbf{potential}.
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\end{itemize}
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\end{itemize}
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\end{itemize}
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\end{itemize}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\subsection{physicalSurfaces}
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\subsection{boundaryEM}
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Array of objects that links the named surfaces of the mesh to the models in \textbf{boundaries.particles} and \textbf{boundaries.EM}.
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The array object \textbf{boundaryEM} determines the boundary conditions for the electromagnetic field.
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Each element of the array has the following items:
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As with the \textbf{boundary} definition, these must be linked to an edge identified in the mesh file.
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The variables for each array element are:
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\begin{itemize}
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\begin{itemize}
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\item \textbf{index}. Integer.
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\item \textbf{name}: Character.
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Index of the edge surface as defined in the mesh file.
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Name of the boundary.
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\item \textbf{particles}. Array of characters.
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\item \textbf{type}: Character.
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Size equal to the number of species.
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Type of boundary.
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Each element of the array is the name of the \textbf{boundaries.particles} that the species will experience when interacting with the edge in this physical surface.
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Accepted values are:
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\item \textbf{EM}. Character.
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\begin{itemize}
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Name of the model in \textbf{boundaries.EM}.
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\item \textbf{dirichlet}: Constant value of electric potential on the surface.
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If none is provided, the default reflection boundary condition is applied.
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\item \textbf{dirichletTime}: Constant value of the electric potential with a time variable profile.
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The value of \textbf{boundaryEM.potential} will be multiplied for the corresponding value in the file \textbf{boundaryEM.temporalProfile}.
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\end{itemize}
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\item \textbf{potential}: Real.
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Fixed potential for Dirichlet boundary condition.
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\item \textbf{physicalSurface}: Integer.
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Identification of the edge in the mesh file.
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\item \textbf{temporalProfile}: Character.
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Filename of the 2 column file containing the time variable profile.
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File must be located in \textbf{output.path}.
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The first column is the time in $\unit{s}$.
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The second column is the factor that will multiply the value of the boundary.
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\end{itemize}
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\end{itemize}
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\subsection{inject}
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\subsection{inject}
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The array \textbf{inject} specifies the injection of particles from different surfaces.
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The array \textbf{inject} specifies the injection of particles from different surfaces.
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