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Herwig
7.3.0
Decay
FormFactors
ISGW2FormFactor.h
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// -*- C++ -*-
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//
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// ISGW2FormFactor.h is a part of Herwig - A multi-purpose Monte Carlo event generator
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// Copyright (C) 2002-2019 The Herwig Collaboration
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//
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// Herwig is licenced under version 3 of the GPL, see COPYING for details.
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// Please respect the MCnet academic guidelines, see GUIDELINES for details.
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//
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#ifndef HERWIG_ISGW2FormFactor_H
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#define HERWIG_ISGW2FormFactor_H
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//
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// This is the declaration of the ISGW2FormFactor class.
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//
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#include "ScalarFormFactor.h"
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#include "ThePEG/StandardModel/StandardModelBase.h"
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#include "ThePEG/PDT/EnumParticles.h"
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#include "ThePEG/PDT/ParticleData.h"
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#include "ThePEG/Repository/EventGenerator.h"
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namespace
Herwig
{
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using namespace
ThePEG
;
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class
ISGW2FormFactor
:
public
ScalarFormFactor
{
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public
:
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ISGW2FormFactor
();
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virtual
void
ScalarScalarFormFactor
(Energy2 q2,
unsigned
int
iloc,
int
id0,
int
id1,
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Energy m0,Energy m1,
Complex
& f0,
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Complex
& fp)
const
;
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virtual
void
ScalarVectorFormFactor
(Energy2 q2,
unsigned
int
iloc,
int
id0,
int
id1,
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Energy m0, Energy m1,
Complex
& V,
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Complex
& A0,
Complex
& A1,
Complex
& A2)
const
;
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virtual
void
ScalarTensorFormFactor
(Energy2 q2,
unsigned
int
iloc,
int
id0,
int
id1,
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Energy m0,Energy m1, complex<InvEnergy2> & h,
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Complex
& k, complex<InvEnergy2> & bp,
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complex<InvEnergy2> & bm)
const
;
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virtual
void
dataBaseOutput
(ofstream & os,
bool
header,
bool
create)
const
;
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public
:
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void
persistentOutput
(
PersistentOStream
& os)
const
;
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void
persistentInput
(
PersistentIStream
& is,
int
version);
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static
void
Init
();
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protected
:
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void
formFactor
(Energy2 q2,
unsigned
int
iloc,
int
id0,
int
id1,Energy m0,
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Energy m1,
Complex
& f1,
Complex
& f2,
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Complex
& f3,
Complex
& f4)
const
;
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// general member to calculate all the form-factors
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protected
:
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virtual
IBPtr
clone
()
const
{
return
new_ptr(*
this
);}
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virtual
IBPtr
fullclone
()
const
{
return
new_ptr(*
this
);}
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protected
:
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virtual
void
doinit
();
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private
:
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ISGW2FormFactor
&
operator=
(
const
ISGW2FormFactor
&) =
delete
;
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protected
:
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double
alphaS
(Energy mass, Energy2 q2)
const
{
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Energy2 lqcd2(0.04*GeV2);
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double
nflav(4.);
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double
output(
_alphamuQM
);
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if
(q2>0.36*GeV2) {
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if
(mass<
_mcharm
+0.03*GeV) nflav=3.0;
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output = 12.*
Constants::pi
/(33.-2.*nflav)/log(q2/lqcd2);
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}
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return
output;
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}
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private
:
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Energy
_mdown
;
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Energy
_mup
;
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Energy
_mstrange
;
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Energy
_mcharm
;
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Energy
_mbottom
;
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vector<Energy>
_mquark
;
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Energy
_beta1S0ud
;
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Energy
_beta1S0us
;
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Energy
_beta1S0ss
;
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Energy
_beta1S0cu
;
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Energy
_beta1S0cs
;
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Energy
_beta1S0ub
;
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Energy
_beta1S0sb
;
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Energy
_beta1S0cc
;
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284
Energy
_beta1S0bc
;
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vector<vector<Energy> >
_beta1S0
;
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vector<vector<Energy> >
_mass1S0
;
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Energy
_beta3S1ud
;
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Energy
_beta3S1us
;
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Energy
_beta3S1ss
;
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Energy
_beta3S1cu
;
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Energy
_beta3S1cs
;
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Energy
_beta3S1ub
;
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Energy
_beta3S1sb
;
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337
Energy
_beta3S1cc
;
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Energy
_beta3S1bc
;
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vector<vector<Energy> >
_beta3S1
;
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357
Energy
_beta1Pud
;
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Energy
_beta1Pus
;
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Energy
_beta1Pss
;
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Energy
_beta1Pcu
;
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377
Energy
_beta1Pcs
;
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Energy
_beta1Pub
;
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Energy
_beta1Psb
;
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Energy
_beta1Pcc
;
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Energy
_beta1Pbc
;
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vector<vector<Energy> >
_beta1P
;
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// the 1/2 spin masses
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vector<vector<Energy> >
_massPoh
;
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vector<vector<Energy> >
_massPth
;
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421
double
_alphamuQM
;
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vector<double>
_alphaQ
;
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double
_CfDrho
;
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double
_CfDKstar
;
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double
_CfDsKstar
;
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448
double
_CfDsphi
;
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double
_CfBrho
;
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double
_CfBDstar
;
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double
_CfBsKstar
;
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double
_CfBsDstar
;
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473
double
_CfBcDstar
;
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double
_CfBcpsi
;
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483
double
_CfBcBsstar
;
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double
_CfBcBstar
;
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494
double
_thetaeta
;
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bool
_includeaW
;
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};
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}
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#endif
/* HERWIG_ISGW2FormFactor_H */
Herwig::ISGW2FormFactor
The ISGW2FormFactor class is the implementation of the ISGW2 model of Phys.
Definition:
ISGW2FormFactor.h:36
Herwig::ISGW2FormFactor::_includeaW
bool _includeaW
Include the piece of the factor.
Definition:
ISGW2FormFactor.h:499
Herwig::ISGW2FormFactor::_beta1Psb
Energy _beta1Psb
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:387
Herwig::ISGW2FormFactor::_beta1S0ss
Energy _beta1S0ss
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:254
Herwig::ISGW2FormFactor::_beta1Pus
Energy _beta1Pus
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:362
Herwig::ISGW2FormFactor::_mquark
vector< Energy > _mquark
The masses of the quarks as a vector.
Definition:
ISGW2FormFactor.h:235
Herwig::ISGW2FormFactor::_beta1S0bc
Energy _beta1S0bc
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:284
Herwig::ISGW2FormFactor::_CfBDstar
double _CfBDstar
The correction factor for .
Definition:
ISGW2FormFactor.h:458
Herwig::ISGW2FormFactor::ISGW2FormFactor
ISGW2FormFactor()
Default constructor.
Herwig::ISGW2FormFactor::_beta1S0us
Energy _beta1S0us
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:249
Herwig::ISGW2FormFactor::_beta1S0cs
Energy _beta1S0cs
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:264
Herwig::ISGW2FormFactor::_mstrange
Energy _mstrange
The strange quark mass.
Definition:
ISGW2FormFactor.h:220
Herwig::ISGW2FormFactor::_beta3S1cu
Energy _beta3S1cu
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:317
Herwig::ISGW2FormFactor::doinit
virtual void doinit()
Initialize this object after the setup phase before saving and EventGenerator to disk.
Herwig::ISGW2FormFactor::_beta3S1sb
Energy _beta3S1sb
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:332
Herwig::ISGW2FormFactor::_CfBcDstar
double _CfBcDstar
The correction factor for .
Definition:
ISGW2FormFactor.h:473
Herwig::ISGW2FormFactor::_CfDKstar
double _CfDKstar
The correction factor for .
Definition:
ISGW2FormFactor.h:438
Herwig::ISGW2FormFactor::_CfBrho
double _CfBrho
The correction factor for .
Definition:
ISGW2FormFactor.h:453
Herwig::ISGW2FormFactor::_CfBsKstar
double _CfBsKstar
The correction factor for .
Definition:
ISGW2FormFactor.h:463
Herwig::ISGW2FormFactor::_beta1P
vector< vector< Energy > > _beta1P
The wavefunction paramaeters as an array.
Definition:
ISGW2FormFactor.h:402
Herwig::ISGW2FormFactor::_mup
Energy _mup
The up quark mass.
Definition:
ISGW2FormFactor.h:215
Herwig::ISGW2FormFactor::_beta1Pcu
Energy _beta1Pcu
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:372
Herwig::ISGW2FormFactor::_mbottom
Energy _mbottom
The bottom quark mass.
Definition:
ISGW2FormFactor.h:230
Herwig::ISGW2FormFactor::Init
static void Init()
Standard Init function used to initialize the interfaces.
Herwig::ISGW2FormFactor::_CfDrho
double _CfDrho
The correction factor for .
Definition:
ISGW2FormFactor.h:433
Herwig::ISGW2FormFactor::_beta3S1cs
Energy _beta3S1cs
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:322
Herwig::ISGW2FormFactor::dataBaseOutput
virtual void dataBaseOutput(ofstream &os, bool header, bool create) const
Output the setup information for the particle database.
Herwig::ISGW2FormFactor::_thetaeta
double _thetaeta
The mixing angle.
Definition:
ISGW2FormFactor.h:494
Herwig::ISGW2FormFactor::_CfBcBsstar
double _CfBcBsstar
The correction factor for .
Definition:
ISGW2FormFactor.h:483
Herwig::ISGW2FormFactor::_mcharm
Energy _mcharm
The charm quark mass.
Definition:
ISGW2FormFactor.h:225
Herwig::ISGW2FormFactor::_alphaQ
vector< double > _alphaQ
The values of at the quark masses.
Definition:
ISGW2FormFactor.h:425
Herwig::ISGW2FormFactor::_mass1S0
vector< vector< Energy > > _mass1S0
The masses as a array.
Definition:
ISGW2FormFactor.h:294
Herwig::ISGW2FormFactor::alphaS
double alphaS(Energy mass, Energy2 q2) const
The saturated used to calculate the form-factors.
Definition:
ISGW2FormFactor.h:192
Herwig::ISGW2FormFactor::_beta1S0
vector< vector< Energy > > _beta1S0
The wavefunction parameters as an array.
Definition:
ISGW2FormFactor.h:289
Herwig::ISGW2FormFactor::_beta3S1
vector< vector< Energy > > _beta3S1
The wavefunction paramaeters as an array.
Definition:
ISGW2FormFactor.h:347
Herwig::ISGW2FormFactor::_alphamuQM
double _alphamuQM
The cut-off value of .
Definition:
ISGW2FormFactor.h:421
Herwig::ISGW2FormFactor::_CfBcBstar
double _CfBcBstar
The correction factor for .
Definition:
ISGW2FormFactor.h:488
Herwig::ISGW2FormFactor::_beta1S0ud
Energy _beta1S0ud
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:244
Herwig::ISGW2FormFactor::ScalarTensorFormFactor
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.
Herwig::ISGW2FormFactor::_beta1Pcc
Energy _beta1Pcc
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:392
Herwig::ISGW2FormFactor::_beta1S0cu
Energy _beta1S0cu
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:259
Herwig::ISGW2FormFactor::clone
virtual IBPtr clone() const
Make a simple clone of this object.
Definition:
ISGW2FormFactor.h:156
Herwig::ISGW2FormFactor::_beta1S0ub
Energy _beta1S0ub
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:269
Herwig::ISGW2FormFactor::_beta1S0sb
Energy _beta1S0sb
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:274
Herwig::ISGW2FormFactor::ScalarScalarFormFactor
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.
Herwig::ISGW2FormFactor::_CfBsDstar
double _CfBsDstar
The correction factor for .
Definition:
ISGW2FormFactor.h:468
Herwig::ISGW2FormFactor::_CfDsphi
double _CfDsphi
The correction factor for .
Definition:
ISGW2FormFactor.h:448
Herwig::ISGW2FormFactor::_beta1Pub
Energy _beta1Pub
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:382
Herwig::ISGW2FormFactor::_beta3S1ud
Energy _beta3S1ud
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:302
Herwig::ISGW2FormFactor::_beta3S1cc
Energy _beta3S1cc
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:337
Herwig::ISGW2FormFactor::_beta3S1us
Energy _beta3S1us
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:307
Herwig::ISGW2FormFactor::persistentOutput
void persistentOutput(PersistentOStream &os) const
Function used to write out object persistently.
Herwig::ISGW2FormFactor::_beta1Pcs
Energy _beta1Pcs
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:377
Herwig::ISGW2FormFactor::_CfDsKstar
double _CfDsKstar
The correction factor for .
Definition:
ISGW2FormFactor.h:443
Herwig::ISGW2FormFactor::_massPoh
vector< vector< Energy > > _massPoh
The spin-1/2 masses.
Definition:
ISGW2FormFactor.h:408
Herwig::ISGW2FormFactor::_beta3S1bc
Energy _beta3S1bc
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:342
Herwig::ISGW2FormFactor::persistentInput
void persistentInput(PersistentIStream &is, int version)
Function used to read in object persistently.
Herwig::ISGW2FormFactor::ScalarVectorFormFactor
virtual void ScalarVectorFormFactor(Energy2 q2, unsigned int iloc, int id0, int id1, Energy m0, Energy m1, Complex &V, Complex &A0, Complex &A1, Complex &A2) const
The form factor for the weak decay of a scalar to a vector.
Herwig::ISGW2FormFactor::_beta1Pbc
Energy _beta1Pbc
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:397
Herwig::ISGW2FormFactor::_beta1Pss
Energy _beta1Pss
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:367
Herwig::ISGW2FormFactor::fullclone
virtual IBPtr fullclone() const
Make a clone of this object, possibly modifying the cloned object to make it sane.
Definition:
ISGW2FormFactor.h:162
Herwig::ISGW2FormFactor::_CfBcpsi
double _CfBcpsi
The correction factor for .
Definition:
ISGW2FormFactor.h:478
Herwig::ISGW2FormFactor::_beta1Pud
Energy _beta1Pud
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:357
Herwig::ISGW2FormFactor::formFactor
void formFactor(Energy2 q2, unsigned int iloc, int id0, int id1, Energy m0, Energy m1, Complex &f1, Complex &f2, Complex &f3, Complex &f4) const
The member which implements all the different form-factors.
Herwig::ISGW2FormFactor::_massPth
vector< vector< Energy > > _massPth
The spin-3/2 masses.
Definition:
ISGW2FormFactor.h:413
Herwig::ISGW2FormFactor::_beta1S0cc
Energy _beta1S0cc
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:279
Herwig::ISGW2FormFactor::_beta3S1ss
Energy _beta3S1ss
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:312
Herwig::ISGW2FormFactor::operator=
ISGW2FormFactor & operator=(const ISGW2FormFactor &)=delete
Private and non-existent assignment operator.
Herwig::ISGW2FormFactor::_mdown
Energy _mdown
The down quark mass.
Definition:
ISGW2FormFactor.h:210
Herwig::ISGW2FormFactor::_beta3S1ub
Energy _beta3S1ub
The wavefunction variational parameter for .
Definition:
ISGW2FormFactor.h:327
Herwig::ScalarFormFactor
The ScalarFormFactor class is the base class for the form factors for the weak decay of scalar to sca...
Definition:
ScalarFormFactor.h:97
ThePEG::PersistentIStream
ThePEG::PersistentOStream
Herwig
-*- C++ -*-
Definition:
BasicConsistency.h:17
ThePEG::Constants::pi
constexpr double pi
ThePEG
ThePEG::Complex
std::complex< double > Complex
ThePEG::IBPtr
ThePEG::Ptr< InterfacedBase >::pointer IBPtr
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