JPHYSICS::JDISSource Class Reference

Implementation for calculation of inverse interaction length and shower energy due to deep-inelastic muon-nucleon scattering. More...

#include <JRadiationSource.hh>

Inheritance diagram for JPHYSICS::JDISSource:

Public Member Functions
	JDISSource (const int id, const double density)
	Constructor. More...
virtual double	getInverseInteractionLength (const double E) const override
	Get inverse interaction length. More...
virtual double	getEnergyOfShower (const double E) const override
	Get energy of shower. More...
virtual double	getThetaRMS (const double E, const double Es) const override
	Get RMS of scattering angle. More...
int	getID () const
	Get radiation identifer. More...
double	getCrossSection (const double E) const
	Get cross section. More...
double	getP (const double E, const double v) const
	Get probability of given energy fraction. More...
double	getE (const double E) const
	Get shower energy. More...
double	getV (const double E) const
	Get breakpoint. More...

Protected Attributes
const double	rho

Detailed Description

Implementation for calculation of inverse interaction length and shower energy due to deep-inelastic muon-nucleon scattering.

This class implements the JRadiationInterface interface.

Definition at line 160 of file JRadiationSource.hh.

Constructor & Destructor Documentation

JPHYSICS::JDISSource::JDISSource ( const int  id, const double  density  )

inline

Constructor.

Parameters

id	radiation identifier
density	mass density of radiation material [gr/cm³]

Definition at line 171 of file JRadiationSource.hh.

                                     :
      JRadiationInterface(id),
      rho(density)
    {}

Member Function Documentation

virtual double JPHYSICS::JDISSource::getInverseInteractionLength ( const double  E ) const

inlineoverridevirtual

Get inverse interaction length.

Parameters

E	muon energy [GeV]

Returns

inverse interaction length [m^-1]

Implements JPHYSICS::JRadiationInterface.

Definition at line 184 of file JRadiationSource.hh.

    {
      return this->getCrossSection(E) * (rho / NUCLEON_MOLAR_MASS) * AVOGADRO * 1.0e2;
    }

virtual double JPHYSICS::JDISSource::getEnergyOfShower ( const double  E ) const

inlineoverridevirtual

Get energy of shower.

Parameters

E	muon energy [GeV]

Returns

shower energy [GeV]

Implements JPHYSICS::JRadiationInterface.

Definition at line 196 of file JRadiationSource.hh.

    { 
      return this->getE(E);
    }

virtual double JPHYSICS::JDISSource::getThetaRMS ( const double  E, const double  Es  ) const

inlineoverridevirtual

Get RMS of scattering angle.

Parameters

E	muon energy [GeV]
Es	shower energy [GeV]

Returns

RMS scattering angle [rad]

Implements JPHYSICS::JRadiationInterface.

Definition at line 209 of file JRadiationSource.hh.

    {
      return static_cast<const JDIS*>(this)->getThetaRMS(E, Es/E);
    }

int JPHYSICS::JRadiationInterface::getID ( ) const

inlineinherited

Get radiation identifer.

Returns

identifier

Definition at line 48 of file JRadiationSource.hh.

    {
      return id;
    }

double JPHYSICS::JDIS::getCrossSection ( const double  E ) const

inlineinherited

Get cross section.

Parameters

E	muon energy [GeV]

Returns

cross section [cm^2]

Definition at line 46 of file JDIS.hh.

    {
      const double x = log10(E*1.0e+1);

      if (E > JDIS_t::E0)
        return 0.35e-30 * pow(1.0 - JDIS_t::E0/E, 2.0) * exp(-2.10/x) * pow(10.0, 0.125*x);
      else
        return 0.0;
    }

double JPHYSICS::JDIS::getP ( const double  E, const double  v  ) const

inlineinherited

Get probability of given energy fraction.

Parameters

E	muon energy [GeV]
v	energy fraction

Returns

probability

Definition at line 64 of file JDIS.hh.

    {
      const JDIS_t dis(E);

      return dis.getP(v);
    }

double JPHYSICS::JDIS::getE ( const double  E ) const

inlineinherited

Get shower energy.

Parameters

E	muon energy [GeV]

Returns

shower energy [GeV]

Definition at line 78 of file JDIS.hh.

    {
      const JDIS_t dis(E);

      return dis.getE();
    }

double JPHYSICS::JDIS::getV ( const double  E ) const

inlineinherited

Get breakpoint.

Parameters

E	muon energy [GeV]

Returns

energy fraction

Definition at line 110 of file JDIS.hh.

    {
      return JDIS_t::E1/E;
    }

Member Data Documentation

const double JPHYSICS::JDISSource::rho

protected

Definition at line 215 of file JRadiationSource.hh.

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

• JRadiationSource.hh