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Herwig 7.3.0
Herwig::BaryonSimpleFormFactor Class Reference

The BaryonSimpleFormFactor class is a simple model for the form-factors for the semi-leptonic decay of the light (i.e. More...

#include <BaryonSimpleFormFactor.h>

Inheritance diagram for Herwig::BaryonSimpleFormFactor:

Public Member Functions

 BaryonSimpleFormFactor ()
 Default constructor.
 
Form Factors
virtual void SpinHalfSpinHalfFormFactor (Energy2 q2, int iloc, int id0, int id1, Energy m0, Energy m1, Complex &f1v, Complex &f2v, Complex &f3v, Complex &f1a, Complex &f2a, Complex &f3a, FlavourInfo flavour, Virtuality virt=SpaceLike)
 The form factor for the weak decay of a spin \(\frac12\) baryon to a spin \(\frac12\) baryon.
 
virtual void dataBaseOutput (ofstream &os, bool header, bool create) const
 Output the setup information for the particle database.
 
- Public Member Functions inherited from Herwig::BaryonFormFactor
 BaryonFormFactor ()
 Default constructor.
 
int formFactorNumber (int in, int out, bool &cc) const
 Find the location for a given pair of particle.
 
void particleID (int iloc, int &id0, int &id1)
 Get the particle ids for an entry.
 
void formFactorInfo (int iloc, int &ispin, int &ospin, int &spect1, int &spect2, int &inquark, int &outquark)
 Information on the form factor.
 
void formFactorInfo (int in, int out, int &ispin, int &ospin, int &spect1, int &spect2, int &inquark, int &outquark)
 Information on the form factor.
 
unsigned int numberOfFactors () const
 number of form factors
 
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.
 
virtual void SpinHalfSpinThreeHalfFormFactor (Energy2 q2, int iloc, int id0, int id1, Energy m0, Energy m1, Complex &g1v, Complex &g2v, Complex &g3v, Complex &g4v, Complex &g1a, Complex &g2a, Complex &g3a, Complex &g4a, FlavourInfo flavour, Virtuality virt=SpaceLike)
 The form factor for the weak decay of a spin \(\frac12\) baryon to a spin \(\frac32\) baryon.
 
- Public Member Functions inherited from ThePEG::Interfaced
virtual bool defaultInit ()
 
PPtr getParticle (PID) const
 
PDPtr getParticleData (PID) const
 
bool used () const
 
void useMe () const
 
tEGPtr generator () const
 
void persistentOutput (PersistentOStream &os) const
 
void persistentInput (PersistentIStream &is, int version)
 
PPtr getParticle (PID) const
 
PDPtr getParticleData (PID) const
 
bool used () const
 
void useMe () const
 
tEGPtr generator () const
 
- Public Member Functions inherited from ThePEG::InterfacedBase
string fullName () const
 
string name () const
 
string path () const
 
string comment () const
 
void setup (istream &is)
 
void update ()
 
void init ()
 
virtual bool preInitialize () const
 
void initrun ()
 
void finish ()
 
void touch ()
 
void reset ()
 
void clear ()
 
InitState state () const
 
bool locked () const
 
bool touched () const
 
virtual IBPtr fullclone () const
 
void persistentOutput (PersistentOStream &os) const
 
void persistentInput (PersistentIStream &is, int version)
 
virtual void debugme () const
 
void update ()
 
void init ()
 
virtual bool preInitialize () const
 
void initrun ()
 
void finish ()
 
void touch ()
 
void reset ()
 
void clear ()
 
InitState state () const
 
bool locked () const
 
bool touched () const
 
virtual IBPtr fullclone () const
 
- Public Member Functions inherited from ThePEG::Base
void debug () const
 
virtual void debugme () const
 
- Public Member Functions inherited from ThePEG::Pointer::ReferenceCounted
CounterType referenceCount () const
 
- Public Member Functions inherited from ThePEG::Named
 Named (const string &newName=string())
 
 Named (const Named &)=default
 
const string & name () const
 
bool operator== (const Named &other) const
 
bool operator< (const Named &other) const
 

Protected Member Functions

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.
 
- Protected Member Functions inherited from Herwig::BaryonFormFactor
void addFormFactor (int in, int out, int inspin, int outspin, int spect1, int spect2, int inquark, int outquark)
 Add a form factor to the list.
 
void initialModes (unsigned int nmodes)
 Set initial number of modes.
 
unsigned int initialModes () const
 Get the initial number of modes.
 
- Protected Member Functions inherited from ThePEG::Interfaced
void reporeg (IBPtr object, string name) const
 
bool setDefaultReference (PtrT &ptr, string classname, string objectname)
 
 Interfaced (const string &newName)
 
 Interfaced (const Interfaced &i)
 
void setGenerator (tEGPtr generator)
 
- Protected Member Functions inherited from ThePEG::InterfacedBase
virtual void readSetup (istream &is)
 
virtual void doupdate ()
 
virtual void doinit ()
 
virtual void doinitrun ()
 
virtual void dofinish ()
 
virtual IVector getReferences ()
 
virtual void rebind (const TranslationMap &)
 
virtual IBPtr clone () const=0
 
 InterfacedBase (string newName)
 
 InterfacedBase (const InterfacedBase &i)
 
virtual void readSetup (istream &is)
 
virtual void doupdate ()
 
virtual void doinit ()
 
virtual void doinitrun ()
 
virtual void dofinish ()
 
virtual IVector getReferences ()
 
virtual void rebind (const TranslationMap &)
 
- Protected Member Functions inherited from ThePEG::Pointer::ReferenceCounted
 ReferenceCounted (const ReferenceCounted &)
 
ReferenceCountedoperator= (const ReferenceCounted &)
 
- Protected Member Functions inherited from ThePEG::Named
const Namedoperator= (const Named &other)
 
const string & name (const string &newName)
 

Standard Interfaced functions.

double _gA
 The axial vector coupling in \(\beta\) decay.
 
double _alphaD
 The \(\frac{D}{D+F}\) ratio.
 
double _etaV
 The \(\eta_V\) \(SU(3)\) breaking parameter.
 
double _etaA
 The \(\eta_V\) \(SU(3)\) breaking parameter.
 
double _rhoE
 The \(\rho_E\) \(SU(3)\) breaking parameter for the electic dipole moment.
 
double _rhoM
 The \(\rho_M\) \(SU(3)\) breaking parameter for the electic dipole moment.
 
vector< double > _f1
 The calculated constants for the \(f_1\) form factor.
 
vector< double > _f2
 The calculated constants for the \(f_2\) form factor.
 
vector< double > _g1
 The calculated constants for the \(g_1\) form factor.
 
vector< double > _g2
 The calculated constants for the \(g_2\) form factor.
 
virtual void doinit ()
 Initialize this object after the setup phase before saving and EventGenerator to disk.
 
BaryonSimpleFormFactoroperator= (const BaryonSimpleFormFactor &)=delete
 Private and non-existent assignment operator.
 

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 void Init ()
 Standard Init function used to initialize the interfaces.
 

Additional Inherited Members

- Public Types inherited from Herwig::BaryonFormFactor
enum  Virtuality { TimeLike , SpaceLike }
 Whether the form factor is space- or time-like. More...
 
- Public Types inherited from ThePEG::InterfacedBase
enum  InitState
 
- Public Types inherited from ThePEG::Pointer::ReferenceCounted
typedef unsigned int CounterType
 
- Static Public Member Functions inherited from Herwig::BaryonFormFactor
static void Init ()
 Standard Init function used to initialize the interfaces.
 
- Static Public Member Functions inherited from ThePEG::Interfaced
static void Init ()
 
- Static Public Member Functions inherited from ThePEG::InterfacedBase
static void Init ()
 
- Static Public Member Functions inherited from ThePEG::Base
static void Init ()
 
- Public Attributes inherited from ThePEG::InterfacedBase
 initializing
 
 uninitialized
 
 initialized
 
 runready
 
- Public Attributes inherited from ThePEG::Pointer::ReferenceCounted
const unsigned long uniqueId
 
- Static Protected Member Functions inherited from ThePEG::Interfaced
static void registerRepository (IBPtr)
 
static void registerRepository (IBPtr, string newName)
 

Detailed Description

The BaryonSimpleFormFactor class is a simple model for the form-factors for the semi-leptonic decay of the light (i.e.

uds) baryons. The form-factors are assumed to be constant and are taken from the quark model results of PRD25, 206 (1982).

@ see BaryonFormFactor

Definition at line 21 of file BaryonSimpleFormFactor.h.

Member Function Documentation

◆ clone()

virtual IBPtr Herwig::BaryonSimpleFormFactor::clone ( ) const
inlineprotectedvirtual

Make a simple clone of this object.

Returns
a pointer to the new object.

Reimplemented from Herwig::BaryonFormFactor.

Definition at line 96 of file BaryonSimpleFormFactor.h.

◆ dataBaseOutput()

virtual void Herwig::BaryonSimpleFormFactor::dataBaseOutput ( ofstream &  os,
bool  header,
bool  create 
) 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
createWhether or not to add a statement creating the object

Reimplemented from Herwig::BaryonFormFactor.

◆ doinit()

virtual void Herwig::BaryonSimpleFormFactor::doinit ( )
protectedvirtual

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

Exceptions
InitExceptionif object could not be initialized properly.

Reimplemented from Herwig::BaryonFormFactor.

◆ fullclone()

virtual IBPtr Herwig::BaryonSimpleFormFactor::fullclone ( ) const
inlineprotectedvirtual

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

Returns
a pointer to the new object.

Reimplemented from Herwig::BaryonFormFactor.

Definition at line 102 of file BaryonSimpleFormFactor.h.

◆ persistentInput()

void Herwig::BaryonSimpleFormFactor::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.

◆ persistentOutput()

void Herwig::BaryonSimpleFormFactor::persistentOutput ( PersistentOStream os) const

Function used to write out object persistently.

Parameters
osthe persistent output stream written to.

◆ SpinHalfSpinHalfFormFactor()

virtual void Herwig::BaryonSimpleFormFactor::SpinHalfSpinHalfFormFactor ( Energy2  q2,
int  iloc,
int  id0,
int  id1,
Energy  m0,
Energy  m1,
Complex f1v,
Complex f2v,
Complex f3v,
Complex f1a,
Complex f2a,
Complex f3a,
FlavourInfo  flavour,
Virtuality  virt = SpaceLike 
)
virtual

The form factor for the weak decay of a spin \(\frac12\) baryon to a spin \(\frac12\) baryon.


Parameters
q2The scale \(q^2\).
ilocThe location in the form factor list.
id0The PDG code of the incoming baryon.
id1The PDG code of the outgoing baryon.
m0The mass of the incoming baryon.
m1The mass of the outgoing baryon.
f1vThe form factor \(F^V_1\).
f2vThe form factor \(F^V_2\).
f3vThe form factor \(F^V_3\).
f1aThe form factor \(F^A_1\).
f2aThe form factor \(F^A_2\).
f3aThe form factor \(F^A_3\).
virtWhether the q2 is space or timelike

Reimplemented from Herwig::BaryonFormFactor.

Member Data Documentation

◆ _alphaD

double Herwig::BaryonSimpleFormFactor::_alphaD
private

The \(\frac{D}{D+F}\) ratio.

Definition at line 135 of file BaryonSimpleFormFactor.h.

◆ _etaA

double Herwig::BaryonSimpleFormFactor::_etaA
private

The \(\eta_V\) \(SU(3)\) breaking parameter.

Definition at line 145 of file BaryonSimpleFormFactor.h.

◆ _etaV

double Herwig::BaryonSimpleFormFactor::_etaV
private

The \(\eta_V\) \(SU(3)\) breaking parameter.

Definition at line 140 of file BaryonSimpleFormFactor.h.

◆ _f1

vector<double> Herwig::BaryonSimpleFormFactor::_f1
private

The calculated constants for the \(f_1\) form factor.

Definition at line 160 of file BaryonSimpleFormFactor.h.

◆ _f2

vector<double> Herwig::BaryonSimpleFormFactor::_f2
private

The calculated constants for the \(f_2\) form factor.

Definition at line 165 of file BaryonSimpleFormFactor.h.

◆ _g1

vector<double> Herwig::BaryonSimpleFormFactor::_g1
private

The calculated constants for the \(g_1\) form factor.

Definition at line 170 of file BaryonSimpleFormFactor.h.

◆ _g2

vector<double> Herwig::BaryonSimpleFormFactor::_g2
private

The calculated constants for the \(g_2\) form factor.

Definition at line 175 of file BaryonSimpleFormFactor.h.

◆ _gA

double Herwig::BaryonSimpleFormFactor::_gA
private

The axial vector coupling in \(\beta\) decay.

Definition at line 130 of file BaryonSimpleFormFactor.h.

◆ _rhoE

double Herwig::BaryonSimpleFormFactor::_rhoE
private

The \(\rho_E\) \(SU(3)\) breaking parameter for the electic dipole moment.

Definition at line 150 of file BaryonSimpleFormFactor.h.

◆ _rhoM

double Herwig::BaryonSimpleFormFactor::_rhoM
private

The \(\rho_M\) \(SU(3)\) breaking parameter for the electic dipole moment.

Definition at line 155 of file BaryonSimpleFormFactor.h.


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