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Herwig 7.3.0
Herwig::BallZwickyScalarFormFactor Class Reference

This class is the implementation of the form-factors of PRD71 014015 (2005) for the form-factor for the decay of a B-meson to a light pseudoscalar meson. More...

#include <BallZwickyScalarFormFactor.h>

Inheritance diagram for Herwig::BallZwickyScalarFormFactor:

Public Member Functions

 BallZwickyScalarFormFactor ()
 Default constructor.
 
Form-Factors
virtual void ScalarScalarFormFactor (Energy2 q2, unsigned int iloc, int id0, int id1, Energy m0, Energy m1, Complex &f0, Complex &fp) const
 The form factor for the weak decay of a scalar to a scalar.
 
void ScalarScalarSigmaFormFactor (Energy2 q2, unsigned int iloc, int id0, int id1, Energy m0, Energy m1, Complex &fT) const
 The form factor for the weak penguin decay of a scalar meson to a scalar meson.
 
virtual void dataBaseOutput (ofstream &os, bool header, bool create) const
 Output the setup information for the particle database.
 
- Public Member Functions inherited from Herwig::ScalarFormFactor
 ScalarFormFactor ()
 Default constructor.
 
int formFactorNumber (int in, int out, bool &cc) const
 Find the location for a given pair of particle.
 
void particleID (unsigned int iloc, int &id0, int &id1) const
 Get the particle ids for an entry.
 
void formFactorInfo (unsigned int &iloc, int &ispin, int &spect, int &inquark, int &outquark) const
 Information on the form factor.
 
void formFactorInfo (int in, int out, int &ispin, int &spect, int &inquark, int &outquark) const
 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 ScalarVectorFormFactor (Energy2 q2, unsigned int iloc, int id0, int id1, Energy m0, Energy m1, Complex &A0, Complex &A1, Complex &A2, Complex &V) const
 The form factor for the weak decay of a scalar to a vector.
 
virtual void ScalarTensorFormFactor (Energy2 q2, unsigned int iloc, int id0, int id1, Energy m0, Energy m1, complex< InvEnergy2 > &h, Complex &k, complex< InvEnergy2 > &bp, complex< InvEnergy2 > &bm) const
 The form factor for the weak decay of a scalar to a tensor.
 
virtual void ScalarVectorSigmaFormFactor (Energy2 q2, unsigned int iloc, int id0, int id1, Energy m0, Energy m1, Complex &T1, Complex &T2, Complex &T3) const
 The form factor for the weak penguin decay of a scalar meson to a vector meson.
 
- 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::ScalarFormFactor
void addFormFactor (int in, int out, int spin, int spect, 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)
 

Private Attributes

Coefficients for the form factors.
vector< double > _r10
 The coefficient \(r_1\) for the \(f_0(q^2)\) form factor.
 
vector< double > _r20
 The coefficient \(r_2\) for the \(f_0(q^2)\) form factor.
 
vector< double > _r1plus
 The coefficient \(r_1\) for the \(f_+(q^2)\) form factor.
 
vector< double > _r2plus
 The coefficient \(r_2\) for the \(f_+(q^2)\) form factor.
 
vector< double > _r1T
 The coefficient \(r_1\) for the \(f_T(q^2)\) form factor.
 
vector< double > _r2T
 The coefficient \(r_2\) for the \(f_T(q^2)\) form factor.
 
Masses for the form factors.
vector< Energy2 > _m120
 The mass \((m_1)^2\) \(f_0(q^2)\) form factor.
 
vector< Energy2 > _mfit20
 The mass \(m_{\rm fit}^2\) \(f_0(q^2)\) form factor.
 
vector< Energy2 > _m12plus
 The mass \((m_1)^2\) \(f_+(q^2)\) form factor.
 
vector< Energy2 > _mfit2plus
 The mass \(m_{\rm fit}^2\) \(f_+(q^2)\) form factor.
 
vector< Energy2 > _m12T
 The mass \((m_1)^2\) \(f_T(q^2)\) form factor.
 
vector< Energy2 > _mfit2T
 The mass \(m_{\rm fit}^2\) \(f_T(q^2)\) form factor.
 
double _thetaeta
 The \(\eta-\eta'\) mixing angle.
 

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.
 

Standard Interfaced functions.

virtual void doinit ()
 Initialize this object after the setup phase before saving and EventGenerator to disk.
 
BallZwickyScalarFormFactoroperator= (const BallZwickyScalarFormFactor &)=delete
 Private and non-existent assignment operator.
 

Additional Inherited Members

- 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::ScalarFormFactor
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

This class is the implementation of the form-factors of PRD71 014015 (2005) for the form-factor for the decay of a B-meson to a light pseudoscalar meson.

This class is one of the few which includes the penguin form factors in addition to the standard weak decay form factors.

See also
ScalarFormFactor
BallZwickyVectorFormFactor

Definition at line 30 of file BallZwickyScalarFormFactor.h.

Member Function Documentation

◆ clone()

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

Make a simple clone of this object.

Returns
a pointer to the new object.

Reimplemented from Herwig::ScalarFormFactor.

Definition at line 109 of file BallZwickyScalarFormFactor.h.

◆ dataBaseOutput()

virtual void Herwig::BallZwickyScalarFormFactor::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::ScalarFormFactor.

◆ doinit()

virtual void Herwig::BallZwickyScalarFormFactor::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::ScalarFormFactor.

◆ fullclone()

virtual IBPtr Herwig::BallZwickyScalarFormFactor::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::ScalarFormFactor.

Definition at line 115 of file BallZwickyScalarFormFactor.h.

◆ persistentInput()

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

Function used to write out object persistently.

Parameters
osthe persistent output stream written to.

◆ ScalarScalarFormFactor()

virtual void Herwig::BallZwickyScalarFormFactor::ScalarScalarFormFactor ( Energy2  q2,
unsigned int  iloc,
int  id0,
int  id1,
Energy  m0,
Energy  m1,
Complex f0,
Complex fp 
) const
virtual

The form factor for the weak decay of a scalar to a scalar.

Parameters
q2The scale \(q^2\).
ilocThe location in the form-factor list.
id0The PDG code of the incoming meson.
id1The PDG code of the outgoing meson.
m0The mass of the incoming meson.
m1The mass of the outgoing meson.
f0The form-factor \(f_0\).
fpThe form-factor \(f_+\).

Reimplemented from Herwig::ScalarFormFactor.

◆ ScalarScalarSigmaFormFactor()

void Herwig::BallZwickyScalarFormFactor::ScalarScalarSigmaFormFactor ( Energy2  q2,
unsigned int  iloc,
int  id0,
int  id1,
Energy  m0,
Energy  m1,
Complex fT 
) const
virtual

The form factor for the weak penguin decay of a scalar meson to a scalar meson.

Parameters
q2The scale \(q^2\).
ilocThe location in the form factor list.
id0The PDG code of the incoming meson.
id1The PDG code of the outgoing meson.
m0The mass of the incoming meson.
m1The mass of the outgoing meson.
fTThe form factor \(f_T\).

Reimplemented from Herwig::ScalarFormFactor.

Member Data Documentation

◆ _m120

vector<Energy2> Herwig::BallZwickyScalarFormFactor::_m120
private

The mass \((m_1)^2\) \(f_0(q^2)\) form factor.

Definition at line 179 of file BallZwickyScalarFormFactor.h.

◆ _m12plus

vector<Energy2> Herwig::BallZwickyScalarFormFactor::_m12plus
private

The mass \((m_1)^2\) \(f_+(q^2)\) form factor.

Definition at line 189 of file BallZwickyScalarFormFactor.h.

◆ _m12T

vector<Energy2> Herwig::BallZwickyScalarFormFactor::_m12T
private

The mass \((m_1)^2\) \(f_T(q^2)\) form factor.

Definition at line 199 of file BallZwickyScalarFormFactor.h.

◆ _mfit20

vector<Energy2> Herwig::BallZwickyScalarFormFactor::_mfit20
private

The mass \(m_{\rm fit}^2\) \(f_0(q^2)\) form factor.

Definition at line 184 of file BallZwickyScalarFormFactor.h.

◆ _mfit2plus

vector<Energy2> Herwig::BallZwickyScalarFormFactor::_mfit2plus
private

The mass \(m_{\rm fit}^2\) \(f_+(q^2)\) form factor.

Definition at line 194 of file BallZwickyScalarFormFactor.h.

◆ _mfit2T

vector<Energy2> Herwig::BallZwickyScalarFormFactor::_mfit2T
private

The mass \(m_{\rm fit}^2\) \(f_T(q^2)\) form factor.

Definition at line 204 of file BallZwickyScalarFormFactor.h.

◆ _r10

vector<double> Herwig::BallZwickyScalarFormFactor::_r10
private

The coefficient \(r_1\) for the \(f_0(q^2)\) form factor.

Definition at line 145 of file BallZwickyScalarFormFactor.h.

◆ _r1plus

vector<double> Herwig::BallZwickyScalarFormFactor::_r1plus
private

The coefficient \(r_1\) for the \(f_+(q^2)\) form factor.

Definition at line 155 of file BallZwickyScalarFormFactor.h.

◆ _r1T

vector<double> Herwig::BallZwickyScalarFormFactor::_r1T
private

The coefficient \(r_1\) for the \(f_T(q^2)\) form factor.

Definition at line 165 of file BallZwickyScalarFormFactor.h.

◆ _r20

vector<double> Herwig::BallZwickyScalarFormFactor::_r20
private

The coefficient \(r_2\) for the \(f_0(q^2)\) form factor.

Definition at line 150 of file BallZwickyScalarFormFactor.h.

◆ _r2plus

vector<double> Herwig::BallZwickyScalarFormFactor::_r2plus
private

The coefficient \(r_2\) for the \(f_+(q^2)\) form factor.

Definition at line 160 of file BallZwickyScalarFormFactor.h.

◆ _r2T

vector<double> Herwig::BallZwickyScalarFormFactor::_r2T
private

The coefficient \(r_2\) for the \(f_T(q^2)\) form factor.

Definition at line 170 of file BallZwickyScalarFormFactor.h.

◆ _thetaeta

double Herwig::BallZwickyScalarFormFactor::_thetaeta
private

The \(\eta-\eta'\) mixing angle.

Definition at line 210 of file BallZwickyScalarFormFactor.h.


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