Defined FlavorKit parameters

The following parameters can be used in the Fortran files FlavorKit

SM parameters

Paramter	Variable
αS(MZ)	AlphaS_MZ
αS(Q)	AlphaS_160
sin(ΘW)2 atMZ	sinW2_MZ
sin(ΘW)2 atQ	sinW2
sin(ΘW)2	sinW2
α(0)	Alpha
α(MZ)	Alpha_MZ
α(Q)	Alpha_160
CKM at(MZ)	CKM_MZ
CKM atQ	CKM_160
input CKM	CKM
MW(MZ)	MW_MZ
MW(Q)	MW_160
MW	MW
md(Q)	mf_d_160
md(MZ)	mf_d_MZ
md	mf_d
mu(Q)	mf_u_160
mu(MZ)	mf_u_MZ
mu	mf_u
ml(Q)	mf_l_160
ml(MZ)	mf_l_MZ
ml	mf_l
WidthΓμ ofμ	GammaMu
WidthΓμ ofτ	GammaTau

Hadronic parameters

Life time and mass

Particle	Life time	default [s]	Mass	default [GeV]	PDG number
π0	tau_pi0	8.52 ⋅ 10−17	mass_pi0	0.13498	111
π+	tau_pip	2.60 ⋅ 10−8	mass_pip	0.13957	211
ρ(770)0	tau_rho0	4.41 ⋅ 10−24	mass_rho0	0.77549	113
D0	tau_D0	4.10 ⋅ 10−13	mass_D0	1.86486	421
D+	tau_Dp	1.04 ⋅ 10−12	mass_Dp	1.86926	411
Ds+	tau_DSp	5.00 ⋅ 10−13	mass_DSp	1.96849	431
Ds*+	tau_DSsp	-	mass_DSsp	2.1123	433
η	tau_eta	5.06 ⋅ 10−19	mass_eta	0.54785	221
η′(958)	tau_etap	3.31 ⋅ 10−21	mass_etap	0.95778	331
ω(782)	tau_omega	7.75 ⋅ 10−23	mass_omega	0.78265	223
ϕ(1020)	tau_phi	1.54 ⋅ 10−22	mass_phi	1.01946	333
KL0	tau_KL0	5.12 ⋅ 10−8	mass_KL0	-	130
KS0	tau_KS0	0.90 ⋅ 10−10	mass_KS0	-	310
K0	tau_K0	-	mass_K0	0.49761	311
K+	tau_Kp	1.24 ⋅ 10−8	mass_Kp	0.49368	321
Bd0	tau_B0d	1.52 ⋅ 10−12	mass_B0d	5.27958	511
Bs0	tau_B0s	1.50 ⋅ 10−12	mass_B0s	5.36677	531
B+	tau_Bp	1.64 ⋅ 10−12	mass_Bp	5.27925	521
B*0	tau_B0c	1.43 ⋅ 10−23	mass_B0c	5.3252	513
B*+	tau_Bpc	1.43 ⋅ 10−23	mass_Bpc	5.3252	523
Bc+	tau_Bcp	4.54 ⋅ 10−13	mass_Bcp	6.277	541
K*0(892)	tau_K0c	1.42 ⋅ 10−23	mass_K0c	0.8959	313
K*+(892)	tau_Kpc	1.30 ⋅ 10−23	mass_Kpc	0.8917	323
ηc(1S)	tau_etac	2.22 ⋅ 10−23	mass_etac	2.9810	441
J/Ψ(1S)	tau_JPsi	7.08 ⋅ 10−24	mass_JPSi	3096.92	443
Υ(1S)	tau_Ups	1.21 ⋅ 10−23	mass_Ups	9.4603	553

Decay constants

Decay constant	Variable	default [MeV]	FLHA
fK	f_k_CONST	176	FCONST[321,1]
fK+	f_Kp_CONST	156	FCONST[323,1]
fπ	f_pi_CONST	118	FCONST[111,1]
fBd0	f_B0d_CONST	194	FCONST[511,1]
fBs0	f_B0s_CONST	234	FCONST[531,1]
fB+	f_Bp_CONST	234	FCONST[521,1]
fη′	f_etap_CONST	172	FCONST[231,1]
fρ	f_rho_CONST	220	FCONST[213,1]
fD+	f_Dp_CONST	256	FCONST[411,1]
fDs	f_Ds_CONST	248	FCONST[431,1]

See also