thermalfist::SiemensRasmussenDistribution Class Reference

Class implementing the momentum distribution in the spherically symmetric Blast-Wave model of Siemens and Rasmussen. More...

#include <MomentumDistribution.h>

Inheritance diagram for thermalfist::SiemensRasmussenDistribution:

Public Member Functions
	SiemensRasmussenDistribution (int pdgid=0, double mass=0., double T=0.100, double beta=0.5)
virtual	~SiemensRasmussenDistribution ()
void	SetParameters (double T, double beta, double mass, int pdgid=0)
	Set the parameters of the Siemens-Rasmussen distribution. More...
void	Normalize ()
	Normalizes the momentum distribution to unity. More...
virtual double	dndp (double p) const
	Distribution density over the absolute value of the 3-momentum. More...
virtual double	dndy (double y) const
	Distribution density over the longitudinal rapidity. More...
virtual double	dnmtdmt (double mt) const
	Transverse mass distribution. More...
virtual double	d2ndptdy (double pt, double y) const
	2D distribution density in rapidity and transverse momentum More...
Public Member Functions inherited from thermalfist::MomentumDistributionBase
	MomentumDistributionBase (int pdgid=0, double mass=0.)
virtual	~MomentumDistributionBase ()
	Destructor. More...
bool	isNormalized () const
	Whether the distribution has been normalized to unity. More...
void	SetAcceptance (Acceptance::AcceptanceFunction *acc_, double ycm_=0.)

Additional Inherited Members
Protected Attributes inherited from thermalfist::MomentumDistributionBase
int	m_PDGID
	PDG code of a particle. More...
double	m_Mass
	Mass of a particle. More...
bool	m_Normalized
	Whether the distribution has been normalized to unity. More...
Acceptance::AcceptanceFunction *	m_acc
	Pointer to acceptance function. More...
double	m_ycm
	Center-of-mass rapidity for the acceptance function. More...
bool	m_useacc
	Whether the acceptance functions are used. More...

Detailed Description

Class implementing the momentum distribution in the spherically symmetric Blast-Wave model of Siemens and Rasmussen.

Reference: P. Siemens, J. Rasmussen, Phys. Rev. Lett. 42, 880 (1979)

Definition at line 77 of file MomentumDistribution.h.

Constructor & Destructor Documentation

thermalfist::SiemensRasmussenDistribution::SiemensRasmussenDistribution ( int  pdgid = 0, double  mass = 0., double  T = 0.100, double  beta = 0.5  )

inline

Parameters

pdgid	PDG code of particle
mass	Mass of particle (in GeV)
T	The kinetic temperature (in GeV)
beta	The radial flow velocity

Definition at line 84 of file MomentumDistribution.h.

virtual thermalfist::SiemensRasmussenDistribution::~SiemensRasmussenDistribution ( )

inlinevirtual

Definition at line 93 of file MomentumDistribution.h.

Member Function Documentation

double thermalfist::SiemensRasmussenDistribution::d2ndptdy ( double  pt, double  y  ) const

virtual

2D distribution density in rapidity and transverse momentum

Implements thermalfist::MomentumDistributionBase.

Definition at line 121 of file MomentumDistribution.cpp.

double thermalfist::SiemensRasmussenDistribution::dndp ( double  p ) const

virtual

Distribution density over the absolute value of the 3-momentum.

Implements thermalfist::MomentumDistributionBase.

Definition at line 32 of file MomentumDistribution.cpp.

double thermalfist::SiemensRasmussenDistribution::dndy ( double  y ) const

virtual

Distribution density over the longitudinal rapidity.

Implements thermalfist::MomentumDistributionBase.

Definition at line 40 of file MomentumDistribution.cpp.

double thermalfist::SiemensRasmussenDistribution::dnmtdmt ( double  mt ) const

virtual

Transverse mass distribution.

Implements thermalfist::MomentumDistributionBase.

Definition at line 63 of file MomentumDistribution.cpp.

void thermalfist::SiemensRasmussenDistribution::Normalize ( )

virtual

Normalizes the momentum distribution to unity.

Implements thermalfist::MomentumDistributionBase.

Definition at line 18 of file MomentumDistribution.cpp.

void thermalfist::SiemensRasmussenDistribution::SetParameters ( double  T, double  beta, double  mass, int  pdgid = 0  )

inline

Set the parameters of the Siemens-Rasmussen distribution.

Parameters

T	Kinetic temperature (in GeV)
beta	Radial flow velocity
mass	Particle mass (in GeV)
pdgid	Particle PDG code

Definition at line 103 of file MomentumDistribution.h.

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

• include/HRGEventGenerator/MomentumDistribution.h
• src/library/HRGEventGenerator/MomentumDistribution.cpp