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Herwig++  2.7.0
Herwig::DtoKPiPiCLEO Class Reference

The documentation of the DtoKPiPiCLEO class implements the Dalitz plot fits of the CLEO collaboration for $D^0\to\bar{K}^0\pi^+\pi^-$, Phys. More...

#include <DtoKPiPiCLEO.h>

Inheritance diagram for Herwig::DtoKPiPiCLEO:

List of all members.

Public Member Functions

 DtoKPiPiCLEO ()
 The default constructor.
virtual int modeNumber (bool &cc, tcPDPtr parent, const tPDVector &children) const
 Which of the possible decays is required.
double me2 (const int ichan, const Particle &part, const ParticleVector &decay, MEOption meopt) const
 Return the matrix element squared for a given mode and phase-space channel.
virtual void dataBaseOutput (ofstream &os, bool header) const
 Output the setup information for the particle database.
Functions used by the persistent I/O system.
void persistentOutput (PersistentOStream &os) const
 Function used to write out object persistently.
void persistentInput (PersistentIStream &is, int version)
 Function used to read in object persistently.

Static Public Member Functions

static void Init ()
 The standard Init function used to initialize the interfaces.

Protected Member Functions

Complex amplitude (int ispin, bool f0, Energy mD, Energy mA, Energy mB, Energy mC, Energy mAB, Energy mAC, Energy mBC, Energy mres, Energy wres) const
 Calculate the amplitude for a resonance.
Clone Methods.
virtual IBPtr clone () const
 Make a simple clone of this object.
virtual IBPtr fullclone () const
 Make a clone of this object, possibly modifying the cloned object to make it sane.
Standard Interfaced functions.
virtual void doinit ()
 Initialize this object after the setup phase before saving an EventGenerator to disk.
virtual void doinitrun ()
 Initialize this object.

Private Member Functions

DtoKPiPiCLEOoperator= (const DtoKPiPiCLEO &)
 The assignment operator is private and must never be called.

Private Attributes

RhoDMatrix _rho
 Spin density matrix.
bool _localparameters
 Mass, Widths and related parameters.
Energy _momega
 Mass of the $\omega$.
Energy _womega
 Width of the $\omega$.
Energy _mf980
 Mass of the $f_0(980)$.
Energy _wf980
 Width of the $f_0(980)$.
double _gpi
 $g_\pi$ coupling for the $f_0(980)$ width
double _gK
 $g_K$ coupling for the $f_0(980)$ width
bool _f0opt
 Option for handling the width of the $f_0(980)$.
Energy _mf2
 Mass of the $f_2(1270)$.
Energy _wf2
 Width of the $f_2(1270)$.
Energy _mf1370
 Mass of the $f_0(1370)$.
Energy _wf1370
 Width of the $f_0(1370)$.
Energy _mK14300
 Mass of the $K_0^*(1430)$.
Energy _wK14300
 Width of the $K_0^*(1430)$.
Energy _mK14302
 Mass of the $K_2^*(1430)$.
Energy _wK14302
 Width of the $K_2^*(1430)$.
Energy _mK1680
 Mass of the $K^*(1680)$.
Energy _wK1680
 Width of the $K^*(1680)$.
Energy _mrho1700
 Mass of the $\rho(1700)$.
Energy _wrho1700
 Width of the $\rho(1700)$.
Energy _mK8920
 Mass of the $K^{*0}(892)$.
Energy _wK8920
 Width of the $K^{*0}(892)$.
Energy _mK892A
 Mass of the $K^{*+}(892)$ for $D^0\to K^-\pi^+\pi^0$.
Energy _wK892A
 Width of the $K^{*+}(892)$ for $D^0\to K^-\pi^+\pi^0$.
Energy _mK892B
 Mass of the $K^{*+}(892)$ for $D^0\to \bar{K}^0\pi^+\pi^-$.
Energy _wK892B
 Width of the $K^{*+}(892)$ for $D^0\to \bar{K}^0\pi^+\pi^-$.
Energy _mrhoA
 Mass of the $\rho(770)$ for $D^0\to K^-\pi^+\pi^0$.
Energy _wrhoA
 Width of the $\rho(770)$ for $D^0\to K^-\pi^+\pi^0$.
Energy _mrhoB
 Mass of the $\rho(770)$ for $D^0\to \bar{K}^0\pi^+\pi^-$.
Energy _wrhoB
 Width of the $\rho(770)$ for $D^0\to \bar{K}^0\pi^+\pi^-$.
double _a1NR
 Magnitudes and phases of the amplitudes for $D^0\to K^-\pi^+\pi^0$.
double _phi1NR
 Phase of the non=resonant component.
double _a1rho
 Amplitude of the $\rho^+$ component.
double _phi1rho
 Phase of the $\rho^+$ component.
double _a1Kstarm
 Amplitude of the $K^{*-}$ component.
double _phi1Kstarm
 Phase of the $K^{*-}$ component.
double _a1Kstar0
 Amplitude of the $\bar{K}^{*0}$ component.
double _phi1Kstar0
 Phase of the $\bar{K}^{*0}$ component.
Energy2 _a1K1430m
 Amplitude for the $K_0(1430)^-$ component.
double _phi1K1430m
 Phase for the $K_0(1430)^-$ component.
Energy2 _a1K14300
 Amplitude for the $\bar{K}_0(1430)^0$ component.
double _phi1K14300
 Phase for the $\bar{K}_0(1430)^0$ component.
double _a1rho1700
 Amplitude for the $\rho(1700)^+$ component.
double _phi1rho1700
 Phase for the $\rho(1700)^+$ component.
double _a1K1680
 Amplitude of the $K^*(1680)^-$ component.
double _phi1K1680
 Phase of the $K^*(1680)^-$ component.
Complex _c1NR
 Complex amplitude of the non-resonant component.
Complex _c1rho
 Complex amplitude of the $\rho^+$ component.
Complex _c1Kstarm
 Complex amplitude of the $K^{*-}$ component.
Complex _c1Kstar0
 Complex amplitude of the $\bar{K}^{*0}$ component.
complex< Energy2 > _c1K1430m
 Complex amplitude for the $K_0(1430)^-$ component.
complex< Energy2 > _c1K14300
 Complex amplitude for the $\bar{K}_0(1430)^0$ component.
Complex _c1rho1700
 Complex amplitude for the $\rho(1700)^+$ component.
Complex _c1K1680
 Complex amplitude of the $K^*(1680)^-$ component.
double _a2Kstarp
 Magnitudes and phases of the amplitudes for $D^0\to \bar{K}^0\pi^+\pi^-$.
double _phi2Kstarp
 Phase for the $K^{*+}$.
double _a2rho
 Amplitude for the $\rho^0(770)$.
double _phi2rho
 Phase for the $\rho^0(770)$.
double _a2omega
 Amplitude for the $\omega$.
double _phi2omega
 Phase for the $\omega$.
double _a2Kstarm
 Amplitude for the $K^{*-}$.
double _phi2Kstarm
 Phase for the $K^{*-}$.
Energy2 _a2f980
 Amplitude for the $f_0(980)$.
double _phi2f980
 Phase for the $f_0(980)$.
InvEnergy2 _a2f2
 Amplitude for the $f_2(1270)$.
double _phi2f2
 Phase for the $f_2(1270)$.
Energy2 _a2f1370
 Amplitude for the $f_0(1370)$.
double _phi2f1370
 Phase for the $f_0(1370)$.
Energy2 _a2K14300
 Amplitude for the $K^*_0(1430)^-$.
double _phi2K14300
 Phase for the $K^*_0(1430)^-$.
InvEnergy2 _a2K14302
 Amplitude for the $K^*_2(1430)^-$.
double _phi2K14302
 Phase for the $K^*_2(1430)^-$.
double _a2K1680
 Amplitude for the $K^*(1680)^-$.
double _phi2K1680
 Phase for the $K^*(1680)^-$.
double _a2NR
 Amplitude of the non-resonant component.
double _phi2NR
 Phase of the non=resonant component.
Complex _c2Kstarp
 Complex amplitude for the $K^{*+}$.
Complex _c2rho
 Complex amplitude for the $\rho^0(770)$.
Complex _c2omega
 Complex amplitude for the $\omega$.
Complex _c2Kstarm
 Complex amplitude for the $K^{*-}$.
complex< Energy2 > _c2f980
 Complex amplitude for the $f_0(980)$.
complex< InvEnergy2 > _c2f2
 Complex amplitude for the $f_2(1270)$.
complex< Energy2 > _c2f1370
 Complex amplitude for the $f_0(1370)$.
complex< Energy2 > _c2K14300
 Complex amplitude for the $K^*_0(1430)^-$.
complex< InvEnergy2 > _c2K14302
 Complex amplitude for the $K^*_2(1430)^-$.
Complex _c2K1680
 Complex amplitude for the $K^*(1680)^-$.
Complex _c2NR
 Complex amplitude of the non-resonant component.
InvEnergy _rD0
 Parameters for the Blatt-Weisskopf form-factors.
InvEnergy _rres
 Radial size for the light resonances.
vector< double > _maxwgt
 Parameters for the phase-space integration.
vector< double > _weights
 Weights for the channels.
Energy _mpi
 Masses for the $f_0(980)$ Breit-Wigner.
Energy _mkp
 The charged kaon mass.
Energy _mk0
 The neutral kaon mass.

Static Private Attributes

static ClassDescription
< DtoKPiPiCLEO
initDtoKPiPiCLEO
 The static object used to initialize the description of this class.

Detailed Description

The documentation of the DtoKPiPiCLEO class implements the Dalitz plot fits of the CLEO collaboration for $D^0\to\bar{K}^0\pi^+\pi^-$, Phys.

Rev. Lett. 89 (2002) 251802, and $D^0\to K^-\pi^+\pi^0$, Phys. Rev. D63 (2001) 092001.

See also:
The interfaces defined for DtoKPiPiCLEO.

Definition at line 31 of file DtoKPiPiCLEO.h.


Member Function Documentation

Complex Herwig::DtoKPiPiCLEO::amplitude ( int  ispin,
bool  f0,
Energy  mD,
Energy  mA,
Energy  mB,
Energy  mC,
Energy  mAB,
Energy  mAC,
Energy  mBC,
Energy  mres,
Energy  wres 
) const [protected]

Calculate the amplitude for a resonance.

Parameters:
ispinThe spin of the intermediate resonance
f0Whether to use the special form of the propagator for the $f_0(980)$.
mDThe mass of the decaying particle
mAThe mass of the first decay product
mBThe mass of the second decay product
mCThe mass of the third decay product
mABThe mass of the pair AB
mACThe mass of the pair AC
mBCThe mass of the pair BC
mresThe on-shell mass of the intermediate resonance
wresThe width of the intermediate resonance
virtual IBPtr Herwig::DtoKPiPiCLEO::clone ( ) const [inline, protected, virtual]

Make a simple clone of this object.

Returns:
a pointer to the new object.

Implements ThePEG::InterfacedBase.

Definition at line 122 of file DtoKPiPiCLEO.h.

virtual void Herwig::DtoKPiPiCLEO::dataBaseOutput ( ofstream &  os,
bool  header 
) const [virtual]

Output the setup information for the particle database.

Parameters:
osThe stream to output the information to
headerWhether or not to output the information for MySQL

Reimplemented from Herwig::DecayIntegrator.

virtual void Herwig::DtoKPiPiCLEO::doinit ( ) [protected, virtual]

Initialize this object after the setup phase before saving an EventGenerator to disk.

Exceptions:
InitExceptionif object could not be initialized properly.

Reimplemented from ThePEG::InterfacedBase.

virtual void Herwig::DtoKPiPiCLEO::doinitrun ( ) [protected, virtual]

Initialize this object.

Called in the run phase just before a run begins.

Reimplemented from Herwig::DecayIntegrator.

virtual IBPtr Herwig::DtoKPiPiCLEO::fullclone ( ) const [inline, protected, virtual]

Make a clone of this object, possibly modifying the cloned object to make it sane.

Returns:
a pointer to the new object.

Reimplemented from ThePEG::InterfacedBase.

Definition at line 128 of file DtoKPiPiCLEO.h.

static void Herwig::DtoKPiPiCLEO::Init ( ) [static]

The standard Init function used to initialize the interfaces.

Called exactly once for each class by the class description system before the main function starts or when this class is dynamically loaded.

Reimplemented from Herwig::DecayIntegrator.

double Herwig::DtoKPiPiCLEO::me2 ( const int  ichan,
const Particle part,
const ParticleVector decay,
MEOption  meopt 
) const [virtual]

Return the matrix element squared for a given mode and phase-space channel.

Parameters:
ichanThe channel we are calculating the matrix element for.
partThe decaying Particle.
decayThe particles produced in the decay.
meoptOption for the matrix element
Returns:
The matrix element squared for the phase-space configuration.

Implements Herwig::DecayIntegrator.

virtual int Herwig::DtoKPiPiCLEO::modeNumber ( bool &  cc,
tcPDPtr  parent,
const tPDVector children 
) const [virtual]

Which of the possible decays is required.

Parameters:
ccIs this mode the charge conjugate
parentThe decaying particle
childrenThe decay products

Implements Herwig::DecayIntegrator.

DtoKPiPiCLEO& Herwig::DtoKPiPiCLEO::operator= ( const DtoKPiPiCLEO ) [private]

The assignment operator is private and must never be called.

In fact, it should not even be implemented.

void Herwig::DtoKPiPiCLEO::persistentInput ( PersistentIStream is,
int  version 
)

Function used to read in object persistently.

Parameters:
isthe persistent input stream read from.
versionthe version number of the object when written.

Reimplemented from Herwig::DecayIntegrator.

Function used to write out object persistently.

Parameters:
osthe persistent output stream written to.

Reimplemented from Herwig::DecayIntegrator.


Member Data Documentation

double Herwig::DtoKPiPiCLEO::_a1NR [private]

Magnitudes and phases of the amplitudes for $D^0\to K^-\pi^+\pi^0$.

Amplitude of the non-resonant component

Definition at line 328 of file DtoKPiPiCLEO.h.

Magnitudes and phases of the amplitudes for $D^0\to \bar{K}^0\pi^+\pi^-$.

Amplitude for the $K^{*+}$

Definition at line 453 of file DtoKPiPiCLEO.h.

Mass, Widths and related parameters.

Whether to use local values for the masses and widths or those from the ParticleData objects

Definition at line 173 of file DtoKPiPiCLEO.h.

vector<double> Herwig::DtoKPiPiCLEO::_maxwgt [private]

Parameters for the phase-space integration.

Maximum weights for the modes

Definition at line 638 of file DtoKPiPiCLEO.h.

Energy Herwig::DtoKPiPiCLEO::_mpi [private]

Masses for the $f_0(980)$ Breit-Wigner.

The pion mass

Definition at line 653 of file DtoKPiPiCLEO.h.

InvEnergy Herwig::DtoKPiPiCLEO::_rD0 [private]

Parameters for the Blatt-Weisskopf form-factors.

Radial size for the $D^0$

Definition at line 623 of file DtoKPiPiCLEO.h.

The static object used to initialize the description of this class.

Indicates that this is a concrete class with persistent data.

Definition at line 155 of file DtoKPiPiCLEO.h.


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