Generate tracks using differential cross-sections for silicon computed by Hans Bichsel. More...

#include <TrackBichsel.hh>

Inheritance diagram for Garfield::TrackBichsel:

Classes
struct	Cluster

Public Member Functions
	TrackBichsel ()
	Default constructor.
	TrackBichsel (Sensor *sensor)
	Constructor.
virtual	~TrackBichsel ()
	Destructor.
bool	NewTrack (const double x0, const double y0, const double z0, const double t0, const double dx0, const double dy0, const double dz0) override
	Calculate a new track starting from (x0, y0, z0) at time t0 in direction (dx0, dy0, dz0).
const std::vector< Cluster > &	GetClusters () const
double	GetClusterDensity () override
	Get the cluster density (number of ionizing collisions per cm or inverse mean free path for ionization).
double	GetStoppingPower () override
	Get the stopping power (mean energy loss [eV] per cm).
bool	Initialise ()
bool	ComputeCrossSection ()
Public Member Functions inherited from Garfield::Track
	Track ()=delete
	Default constructor.
	Track (const std::string &name)
	Constructor.
virtual	~Track ()
	Destructor.
virtual void	SetParticle (const std::string &part)
	Set the type of charged particle.
void	SetEnergy (const double e)
	Set the particle energy.
void	SetBetaGamma (const double bg)
	Set the relative momentum of the particle.
void	SetBeta (const double beta)
	Set the speed ( $\beta = v/c$ ) of the particle.
void	SetGamma (const double gamma)
	Set the Lorentz factor of the particle.
void	SetMomentum (const double p)
	Set the particle momentum.
void	SetKineticEnergy (const double ekin)
	Set the kinetic energy of the particle.
double	GetEnergy () const
	Return the particle energy.
double	GetBetaGamma () const
	Return the $\beta\gamma$ of the projectile.
double	GetBeta () const
	Return the speed ( $\beta = v/c$ ) of the projectile.
double	GetGamma () const
	Return the Lorentz factor of the projectile.
double	GetMomentum () const
	Return the particle momentum.
double	GetKineticEnergy () const
	Return the kinetic energy of the projectile.
double	GetCharge () const
	Get the charge of the projectile.
double	GetMass () const
	Get the mass [eV / c2] of the projectile.
void	SetSensor (Sensor *s)
	Set the sensor through which to transport the particle.
void	EnablePlotting (ViewDrift *viewer)
	Switch on plotting.
void	DisablePlotting ()
	Switch off plotting.
void	EnableDebugging ()
	Switch on debugging messages.
void	DisableDebugging ()
	Switch off debugging messages.

Private Attributes
std::array< double, NEnergyBins+1 >	m_E
std::array< double, NEnergyBins >	m_dfdE
	Optical oscillator strength density.
std::array< double, NEnergyBins >	m_eps1
	Real part of the dielectric function.
std::array< double, NEnergyBins >	m_eps2
	Imaginary part of the dielectric function.
std::array< double, NEnergyBins >	m_int
	Integral over the generalised oscillator strength density.
std::array< double, NEnergyBins >	m_k1
	Lower limit of the integral over the GOS.
std::array< double, NCdfBins >	m_tab
double	m_density
	Density of silicon.
double	m_conv = 0.0092456
	Conversion from optical loss function to oscillator strength density.
bool	m_initialised = false
double	m_imfp = 0.
	Inverse mean free path [cm-1].
double	m_dEdx = 0.
	Stopping power [eV/cm].
double	m_speed = SpeedOfLight
	Particle speed.
std::vector< Cluster >	m_clusters

Static Private Attributes
static constexpr size_t	NEnergyBins = 1250
static constexpr size_t	NCdfBins = 10000

Additional Inherited Members
Protected Member Functions inherited from Garfield::Track
void	PlotNewTrack (const double x0, const double y0, const double z0)
void	PlotCluster (const double x0, const double y0, const double z0)
Static Protected Member Functions inherited from Garfield::Track
static std::array< double, 3 >	StepBfield (const double dt, const double qoverm, const double vmag, double bx, double by, double bz, std::array< double, 3 > &dir)
Protected Attributes inherited from Garfield::Track
std::string	m_className = "Track"
double	m_q = -1.
int	m_spin = 1
double	m_mass
double	m_energy = 0.
double	m_beta2 = 1.
bool	m_isElectron = false
std::string	m_particleName = "mu-"
Sensor *	m_sensor = nullptr
bool	m_isChanged = true
ViewDrift *	m_viewer = nullptr
bool	m_debug = false
size_t	m_plotId = 0

Detailed Description

Generate tracks using differential cross-sections for silicon computed by Hans Bichsel.

References:

H. Bichsel, Rev. Mod. Phys. 60 (1988), 663-699
https://faculty.washington.edu/hbichsel/

Definition at line 18 of file TrackBichsel.hh.

Constructor & Destructor Documentation

◆ TrackBichsel() [1/2]

Garfield::TrackBichsel::TrackBichsel ( )

inline

Default constructor.

Definition at line 26 of file TrackBichsel.hh.

26: TrackBichsel(nullptr) {}

Garfield::TrackBichsel::TrackBichsel

TrackBichsel()

Default constructor.

Definition TrackBichsel.hh:26

◆ TrackBichsel() [2/2]

Garfield::TrackBichsel::TrackBichsel ( Sensor * sensor )

Constructor.

◆ ~TrackBichsel()

virtual Garfield::TrackBichsel::~TrackBichsel ( )

inlinevirtual

Destructor.

Definition at line 30 of file TrackBichsel.hh.

30{}

Member Function Documentation

◆ ComputeCrossSection()

bool Garfield::TrackBichsel::ComputeCrossSection ( )

◆ GetClusterDensity()

double Garfield::TrackBichsel::GetClusterDensity ( )

overridevirtual

Get the cluster density (number of ionizing collisions per cm or inverse mean free path for ionization).

Reimplemented from Garfield::Track.

◆ GetClusters()

const std::vector< Cluster > & Garfield::TrackBichsel::GetClusters ( ) const

inline

Definition at line 35 of file TrackBichsel.hh.

35{ return m_clusters; }

Garfield::TrackBichsel::m_clusters

std::vector< Cluster > m_clusters

Definition TrackBichsel.hh:76

◆ GetStoppingPower()

double Garfield::TrackBichsel::GetStoppingPower ( )

overridevirtual

Get the stopping power (mean energy loss [eV] per cm).

Reimplemented from Garfield::Track.

◆ Initialise()

bool Garfield::TrackBichsel::Initialise ( )

◆ NewTrack()

bool Garfield::TrackBichsel::NewTrack	(	const double	x0,
		const double	y0,
		const double	z0,
		const double	t0,
		const double	dx0,
		const double	dy0,
		const double	dz0 )

overridevirtual

Calculate a new track starting from (x0, y0, z0) at time t0 in direction (dx0, dy0, dz0).

Implements Garfield::Track.

Member Data Documentation

◆ m_clusters

std::vector<Cluster> Garfield::TrackBichsel::m_clusters

private

Definition at line 76 of file TrackBichsel.hh.

◆ m_conv

double Garfield::TrackBichsel::m_conv = 0.0092456

private

Conversion from optical loss function to oscillator strength density.

Definition at line 64 of file TrackBichsel.hh.

◆ m_dEdx

double Garfield::TrackBichsel::m_dEdx = 0.

private

Stopping power [eV/cm].

Definition at line 71 of file TrackBichsel.hh.

◆ m_density

double Garfield::TrackBichsel::m_density

private

Density of silicon.

Definition at line 62 of file TrackBichsel.hh.

◆ m_dfdE

std::array<double, NEnergyBins> Garfield::TrackBichsel::m_dfdE

private

Optical oscillator strength density.

Definition at line 48 of file TrackBichsel.hh.

◆ m_E

std::array<double, NEnergyBins + 1> Garfield::TrackBichsel::m_E

private

Definition at line 45 of file TrackBichsel.hh.

◆ m_eps1

std::array<double, NEnergyBins> Garfield::TrackBichsel::m_eps1

private

Real part of the dielectric function.

Definition at line 50 of file TrackBichsel.hh.

◆ m_eps2

std::array<double, NEnergyBins> Garfield::TrackBichsel::m_eps2

private

Imaginary part of the dielectric function.

Definition at line 52 of file TrackBichsel.hh.

◆ m_imfp

double Garfield::TrackBichsel::m_imfp = 0.

private

Inverse mean free path [cm-1].

Definition at line 69 of file TrackBichsel.hh.

◆ m_initialised

bool Garfield::TrackBichsel::m_initialised = false

private

Definition at line 66 of file TrackBichsel.hh.

◆ m_int

std::array<double, NEnergyBins> Garfield::TrackBichsel::m_int

private

Integral over the generalised oscillator strength density.

Definition at line 54 of file TrackBichsel.hh.

◆ m_k1

std::array<double, NEnergyBins> Garfield::TrackBichsel::m_k1

private

Lower limit of the integral over the GOS.

Definition at line 56 of file TrackBichsel.hh.

◆ m_speed

double Garfield::TrackBichsel::m_speed = SpeedOfLight

private

Particle speed.

Definition at line 74 of file TrackBichsel.hh.

◆ m_tab

std::array<double, NCdfBins> Garfield::TrackBichsel::m_tab

private

Definition at line 59 of file TrackBichsel.hh.

◆ NCdfBins

size_t Garfield::TrackBichsel::NCdfBins = 10000

staticconstexprprivate

Definition at line 58 of file TrackBichsel.hh.

◆ NEnergyBins

size_t Garfield::TrackBichsel::NEnergyBins = 1250

staticconstexprprivate

Definition at line 44 of file TrackBichsel.hh.

The documentation for this class was generated from the following file:

/builds/garfield/docs/source/Include/Garfield/TrackBichsel.hh

Classes

Public Member Functions

Private Attributes

Static Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ TrackBichsel() [1/2]

◆ TrackBichsel() [2/2]

◆ ~TrackBichsel()

Member Function Documentation

◆ ComputeCrossSection()

◆ GetClusterDensity()

◆ GetClusters()

◆ GetStoppingPower()

◆ Initialise()

◆ NewTrack()

Member Data Documentation

◆ m_clusters

◆ m_conv

◆ m_dEdx

◆ m_density

◆ m_dfdE

◆ m_E

◆ m_eps1

◆ m_eps2

◆ m_imfp

◆ m_initialised

◆ m_int

◆ m_k1

◆ m_speed

◆ m_tab

◆ NCdfBins

◆ NEnergyBins