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ThePEG  2.2.1
Interfaces defined for the ThePEG::StandardModelBase class.
Brief class description:
The ThePEG::StandardModelBase class provides the base class for all models and an implementation of the couplings and parameters of the Standard Model.
See also ThePEG::StandardModelBase

Name: QCD/RunningAlphaS
Type: Reference to objects of class ThePEG::AlphaSBase

Description:
Reference to an object capable of calculating the running stron coupling at a given scale

Name: QCD/AlphaS
Type: Parameter

Description:
The (fixed) strong coupling constant.
Default value: 0.2
Minimum value: 0
Maximum value: 100

Name: QCD/Nc
Type: Integer parameter

Description:
The number of colours assumed in the Standard model.
Default value: 3
Minimum value: 0
Maximum value: 10

Name: EW/BosonWidth
Type: Switch

Description:
Option for the calculation of the W and Z boson widths
Registered options:
0(Experiment)
Use the values from the ParticleData objects
1(LeadingOrder)
Calculate them using leading-order formulae
2(HigherOrder)
Calculate them including higher order QCD corrections
Default value: 0

Name: EW/Scheme
Type: Switch

Description:
Option for the definition of the electroweak parameters
Registered options:
0(Default)
Use the best values for all the electroweak parameters, which can be inconsistent.
1(GMuScheme)
Use the G_mu scheme, input parameters mW,mZ and GF
2(alphaMZScheme)
Use the alpha_MZ scheme, input parameters mW, mZ and alpha(mZ)
3(NoMass)
Input parameters alpha(mZ),GF,sin2thetaW
4(mW)
Input parameters mW, GF and sin2thetaW
5(mZ)
Input parameters mZ, alphaEM and sin2thetaW
6(Independent)
All values input but fixed scale in ME calculations
7(FeynRulesUFO)
Input parameters mZ, GF and alpha(mZ). Frequently used by FeynRules/UFO models.
Default value: 0

Name: EW/CKM
Type: Reference to objects of class ThePEG::CKMBase

Description:
Reference to an object capable of calculating the square of the elements of the Cabibbo-Kobayashi-Maskawa flavour mixing matrix

Name: EW/RecalculateEW
Type: Switch

Description:
Recalculate all parameters which depend directly on $\sin^2\theta_W$ in the initialization disregarding the values previously set. This affects only EW/v_nu, EW/v_e, EW/v_u, EW/v_d, EW/a_nu, EW/a_e, EW/a_u and EW/a_d.
Registered options:
0(No)
No
1(Yes)
Yes
Default value: 1

Name: EW/a_d
Type: Unlimited Parameter

Description:
The axial coupling between a down-type quark and a Z^0. See also command interface EW/RecalculateEW
Default value: -1

Name: EW/a_u
Type: Unlimited Parameter

Description:
The axial coupling between an up-type quark and a Z^0. See also command interface EW/RecalculateEW
Default value: 1

Name: EW/a_e
Type: Unlimited Parameter

Description:
The axial coupling between a charged lepton and a Z^0. See also command interface EW/RecalculateEW
Default value: -1

Name: EW/a_nu
Type: Unlimited Parameter

Description:
The axial coupling between a neutrino and a Z^0. See also command interface EW/RecalculateEW
Default value: 1

Name: EW/v_d
Type: Unlimited Parameter

Description:
The vector coupling between a down-type quark and a Z^0. See also command interface EW/RecalculateEW
Default value: -0.690667

Name: EW/v_u
Type: Unlimited Parameter

Description:
The vector coupling between an up-type quark and a Z^0. See also command interface EW/RecalculateEW
Default value: 0.381333

Name: EW/v_e
Type: Unlimited Parameter

Description:
The vector coupling between a charged lepton and a Z^0. See also command interface EW/RecalculateEW
Default value: -0.072

Name: EW/v_nu
Type: Unlimited Parameter

Description:
The vector coupling between a neutrino and a Z^0. See also command interface EW/RecalculateEW
Default value: 1

Name: EW/e_d
Type: Unlimited Parameter

Description:
The coupling between a down-type quark and a photon.
Default value: -0.333333

Name: EW/e_u
Type: Unlimited Parameter

Description:
The coupling between an up-type quark and a photon.
Default value: 0.666667

Name: EW/e_e
Type: Unlimited Parameter

Description:
The coupling between a charged lepton and a photon.
Default value: -1

Name: EW/e_nu
Type: Unlimited Parameter

Description:
The coupling between a neutrino and a photon.
Default value: 0

Name: EW/FermiConstant
Type: Parameter

Description:
The Fermi constants G_F
Default value: 1.16637e-05
Minimum value: 1e-05
Maximum value: 2e-05

Name: EW/Sin2ThetaW
Type: Parameter

Description:
The square of the sine of the weak mixing angel
Default value: 0.232
Minimum value: 0
Maximum value: 1

Name: EW/RunningAlphaEM
Type: Reference to objects of class ThePEG::AlphaEMBase

Description:
Reference to an object capable of calculating the running electro-magnetic coupling at a given scale

Name: EW/AlphaEMMZ
Type: Parameter

Description:
The electro-magnetic coupling constant at the Z mass.
Default value: 0.00775735
Minimum value: 0
Maximum value: 1

Name: EW/AlphaEM
Type: Parameter

Description:
The electro-magnetic coupling constant at zero momentum transfer.
Default value: 0.00729714
Minimum value: 0
Maximum value: 1

Name: NumberOfFamilies
Type: Integer parameter

Description:
The number of families assumed in the Standard model.
Default value: 3
Minimum value: 0
Maximum value: 5