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WeakEquationElectronContinuity.h
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rLAMMPS lammps
WeakEquationElectronContinuity.h
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#ifndef WEAK_EQUATION_ELECTRON_CONTINUITY_H
#define WEAK_EQUATION_ELECTRON_CONTINUITY_H
#include <set>
#include <string>
#include "WeakEquation.h"
namespace
ATC
{
/**
* @class WeakEquationElectronContinuity
* @brief Electron continuity
* n,t = div J + (G-R) -->
* M n,t = int B J + int N (G-R)
*/
class
WeakEquationElectronContinuity
:
public
WeakEquation
{
public:
// constructor
WeakEquationElectronContinuity
();
// destructor
virtual
~
WeakEquationElectronContinuity
();
/** density that used to form the mass matrix */
virtual
bool
has_M_integrand
(
void
)
const
{
return
true
;}
virtual
void
M_integrand
(
const
FIELD_MATS
&
fields
,
const
Material
*
material
,
DENS_MAT
&
density
)
const
;
/** flux that is integrated with B = Grad N as its weight */
virtual
bool
has_B_integrand
(
void
)
const
{
return
true
;}
virtual
void
B_integrand
(
const
FIELD_MATS
&
fields
,
const
GRAD_FIELD_MATS
&
grad_fields
,
const
Material
*
material
,
DENS_MAT_VEC
&
flux
)
const
;
/** flux that is integrated with N as its weight */
virtual
bool
has_N_integrand
(
void
)
const
{
return
true
;}
virtual
bool
N_integrand
(
const
FIELD_MATS
&
fields
,
const
GRAD_FIELD_MATS
&
grad_fields
,
const
Material
*
material
,
DENS_MAT
&
flux
)
const
;
/** necessary interfaces */
virtual
std
::
set
<
std
::
string
>
needs_material_functions
(
void
)
const
{
std
::
string
list
[
2
]
=
{
"electron_flux"
,
"electron_recombination"
};
std
::
set
<
std
::
string
>
needs
(
list
,
list
+
2
);
return
needs
;
}
};
/**
* @class WeakEquationElectronEquilibrium
* @brief Electron continuity from equilibrium
* n = n(\phi)
* M n = int N n(\phi)
*/
class
WeakEquationElectronEquilibrium
:
public
WeakEquation
{
public:
// constructor
WeakEquationElectronEquilibrium
();
// destructor
virtual
~
WeakEquationElectronEquilibrium
();
/** density that used to form the mass matrix */
virtual
bool
has_M_integrand
(
void
)
const
{
return
true
;}
virtual
void
M_integrand
(
const
FIELD_MATS
&
fields
,
const
Material
*
material
,
DENS_MAT
&
density
)
const
;
/** flux that is integrated with N as its weight */
virtual
bool
has_N_integrand
(
void
)
const
{
return
true
;}
virtual
bool
N_integrand
(
const
FIELD_MATS
&
fields
,
const
GRAD_FIELD_MATS
&
grad_fields
,
const
Material
*
material
,
DENS_MAT
&
flux
)
const
;
/** flux that is integrated with B = Grad N as its weight */
virtual
bool
has_B_integrand
(
void
)
const
{
return
true
;}
virtual
void
B_integrand
(
const
FIELD_MATS
&
fields
,
const
GRAD_FIELD_MATS
&
grad_fields
,
const
Material
*
material
,
DENS_MAT_VEC
&
flux
)
const
;
/** necessary interfaces */
virtual
std
::
set
<
std
::
string
>
needs_material_functions
(
void
)
const
{
std
::
set
<
std
::
string
>
needs
;
needs
.
insert
(
"electron_charge_density"
);
return
needs
;
}
};
};
#endif
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