Page Menu
Home
c4science
Search
Configure Global Search
Log In
Files
F86573594
ElectronHeatFlux.h
No One
Temporary
Actions
Download File
Edit File
Delete File
View Transforms
Subscribe
Mute Notifications
Award Token
Subscribers
None
File Metadata
Details
File Info
Storage
Attached
Created
Mon, Oct 7, 07:26
Size
3 KB
Mime Type
text/x-c
Expires
Wed, Oct 9, 07:26 (1 d, 22 h)
Engine
blob
Format
Raw Data
Handle
21399453
Attached To
rLAMMPS lammps
ElectronHeatFlux.h
View Options
#ifndef ELECTRON_HEAT_FLUX_H
#define ELECTRON_HEAT_FLUX_H
#include <map>
#include <string>
using std::map;
using std::string;
#include "MatrixLibrary.h"
#include "ATC_TypeDefs.h"
#include "ElectronFlux.h"
namespace ATC {
class ElectronHeatFlux
{
public:
ElectronHeatFlux() {};
virtual ~ElectronHeatFlux() {};
/** computes heat flux */
virtual void electron_heat_flux(const FIELDS &fields,
const GRAD_FIELDS &gradFields,
GRAD_FIELD &flux)=0;
};
//-----------------------------------------------------------------------
class ElectronHeatFluxLinear : public ElectronHeatFlux
{
public:
ElectronHeatFluxLinear(fstream &matfile,map<string,double> & parameters);
virtual ~ElectronHeatFluxLinear() {};
virtual void electron_heat_flux(const FIELDS &fields,
const GRAD_FIELDS &gradFields,
GRAD_FIELD &flux)
{
// flux = -ke dTe/dx
const GRAD_FIELD& dT = (gradFields.find(ELECTRON_TEMPERATURE))->second;
flux.push_back(-conductivity_ * dT[0]);
flux.push_back(-conductivity_ * dT[1]);
flux.push_back(-conductivity_ * dT[2]);
};
protected:
double conductivity_;
};
//-----------------------------------------------------------------------
class ElectronHeatFluxPowerLaw : public ElectronHeatFlux
{
public:
ElectronHeatFluxPowerLaw(fstream &matfile,map<string,double> ¶meters);
virtual ~ElectronHeatFluxPowerLaw() {};
virtual void electron_heat_flux(const FIELDS &fields,
const GRAD_FIELDS &gradFields,
GRAD_FIELD &flux)
{
// flux = -ke * ( Te / T ) dT;
const GRAD_FIELD dT = (gradFields.find(ELECTRON_TEMPERATURE))->second;
const FIELD & T = (fields.find(TEMPERATURE))->second;
const FIELD & Te = (fields.find(ELECTRON_TEMPERATURE))->second;
flux.push_back(dT[0]);
flux.push_back(dT[1]);
flux.push_back(dT[2]);
FIELD k_e;
k_e = (-conductivity_* Te) / T;
flux[0] *= k_e;
flux[1] *= k_e;
flux[2] *= k_e;
};
protected:
double conductivity_;
};
//-----------------------------------------------------------------------
class ElectronHeatFluxThermopower : public ElectronHeatFlux
{
public:
ElectronHeatFluxThermopower(fstream &matfile,
map<string,double> & parameters,
/*const*/ ElectronFlux * electronFlux = NULL);
virtual ~ElectronHeatFluxThermopower() {};
virtual void electron_heat_flux(const FIELDS &fields,
const GRAD_FIELDS &gradFields,
GRAD_FIELD &flux)
{
// flux = -ke * ( Te / T ) dT + pi J_e;
const GRAD_FIELD dT = (gradFields.find(ELECTRON_TEMPERATURE))->second;
const FIELD & T = (fields.find(TEMPERATURE))->second;
const FIELD & Te = (fields.find(ELECTRON_TEMPERATURE))->second;
flux.push_back(dT[0]);
flux.push_back(dT[1]);
flux.push_back(dT[2]);
FIELD k_e;
k_e = (-conductivity_* Te) / T;
flux[0] *= k_e;
flux[1] *= k_e;
flux[2] *= k_e;
GRAD_FIELD tmp;
electronFlux_->electron_flux(fields, gradFields, tmp);
tmp[0] *= Te;
tmp[1] *= Te;
tmp[2] *= Te;
flux[0] += seebeckCoef_*tmp[0];
flux[1] += seebeckCoef_*tmp[1];
flux[2] += seebeckCoef_*tmp[2];
};
protected:
double conductivity_,seebeckCoef_;
ElectronFlux * electronFlux_;
};
}
#endif
Event Timeline
Log In to Comment