| # Gaudi Framework, version v25r0 |

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Variables
GaudiKernel.PhysicalConstants Namespace Reference

## Variables
float | pi 3.14159265358979323846
int | twopi 2
int | halfpi 2
| pi2 pi*pi
float | Avogadro 6.0221367e+23
float | c_light 2.99792458e+8
| c_squared c_light*c_light
float | h_Planck 6.6260755e-34
| hbar_Planck h_Planck/twopi
| hbarc hbar_Planck*c_light
| hbarc_squared hbarc*hbarc
| electron_charge -eplus
| e_squared eplus*eplus
float | electron_mass_c2 0.51099906
float | proton_mass_c2 938.27231
float | neutron_mass_c2 939.56563
float | amu_c2 931.49432
| amu amu_c2/c_squared
int | mu0 4
int | epsilon0 1
tuple | elm_coupling e_squared/(4*pi*epsilon0)
| fine_structure_const elm_coupling/hbarc
| classic_electr_radius elm_coupling/electron_mass_c2
| electron_Compton_length hbarc/electron_mass_c2
| Bohr_radius electron_Compton_length/fine_structure_const
| alpha_rcl2 fine_structure_const*classic_electr_radius*classic_electr_radius
| twopi_mc2_rcl2 twopi*electron_mass_c2*classic_electr_radius*classic_electr_radius
float | k_Boltzmann 8.617385e-11
float | STP_Temperature 273.15
int | STP_Pressure 1
int | kGasThreshold 10
int | universe_mean_density 1

## Variable Documentation

GaudiKernel.PhysicalConstants.alpha_rcl2 fine_structure_const*classic_electr_radius*classic_electr_radius

Definition at line 106 of file PhysicalConstants.py.

GaudiKernel.PhysicalConstants.amu amu_c2/c_squared

Definition at line 88 of file PhysicalConstants.py.

float GaudiKernel.PhysicalConstants.amu_c2 931.49432

Definition at line 87 of file PhysicalConstants.py.

float GaudiKernel.PhysicalConstants.Avogadro 6.0221367e+23

Definition at line 55 of file PhysicalConstants.py.

GaudiKernel.PhysicalConstants.Bohr_radius electron_Compton_length/fine_structure_const

Definition at line 104 of file PhysicalConstants.py.

float GaudiKernel.PhysicalConstants.c_light 2.99792458e+8

Definition at line 61 of file PhysicalConstants.py.

GaudiKernel.PhysicalConstants.c_squared c_light*c_light

Definition at line 62 of file PhysicalConstants.py.

GaudiKernel.PhysicalConstants.classic_electr_radius elm_coupling/electron_mass_c2

Definition at line 102 of file PhysicalConstants.py.

GaudiKernel.PhysicalConstants.e_squared eplus*eplus

Definition at line 78 of file PhysicalConstants.py.

GaudiKernel.PhysicalConstants.electron_charge -eplus

Definition at line 77 of file PhysicalConstants.py.

GaudiKernel.PhysicalConstants.electron_Compton_length hbarc/electron_mass_c2

Definition at line 103 of file PhysicalConstants.py.

float GaudiKernel.PhysicalConstants.electron_mass_c2 0.51099906

Definition at line 84 of file PhysicalConstants.py.

tuple GaudiKernel.PhysicalConstants.elm_coupling e_squared/(4*pi*epsilon0)

Definition at line 100 of file PhysicalConstants.py.

int GaudiKernel.PhysicalConstants.epsilon0 1

Definition at line 95 of file PhysicalConstants.py.

GaudiKernel.PhysicalConstants.fine_structure_const elm_coupling/hbarc

Definition at line 101 of file PhysicalConstants.py.

float GaudiKernel.PhysicalConstants.h_Planck 6.6260755e-34

Definition at line 69 of file PhysicalConstants.py.

int GaudiKernel.PhysicalConstants.halfpi 2

Definition at line 49 of file PhysicalConstants.py.

GaudiKernel.PhysicalConstants.hbar_Planck h_Planck/twopi

Definition at line 70 of file PhysicalConstants.py.

GaudiKernel.PhysicalConstants.hbarc hbar_Planck*c_light

Definition at line 71 of file PhysicalConstants.py.

GaudiKernel.PhysicalConstants.hbarc_squared hbarc*hbarc

Definition at line 72 of file PhysicalConstants.py.

float GaudiKernel.PhysicalConstants.k_Boltzmann 8.617385e-11

Definition at line 112 of file PhysicalConstants.py.

int GaudiKernel.PhysicalConstants.kGasThreshold 10

Definition at line 119 of file PhysicalConstants.py.

int GaudiKernel.PhysicalConstants.mu0 4

Definition at line 94 of file PhysicalConstants.py.

float GaudiKernel.PhysicalConstants.neutron_mass_c2 939.56563

Definition at line 86 of file PhysicalConstants.py.

float GaudiKernel.PhysicalConstants.pi 3.14159265358979323846

Definition at line 47 of file PhysicalConstants.py.

GaudiKernel.PhysicalConstants.pi2 pi*pi

Definition at line 50 of file PhysicalConstants.py.

float GaudiKernel.PhysicalConstants.proton_mass_c2 938.27231

Definition at line 85 of file PhysicalConstants.py.

int GaudiKernel.PhysicalConstants.STP_Pressure 1

Definition at line 118 of file PhysicalConstants.py.

float GaudiKernel.PhysicalConstants.STP_Temperature 273.15

Definition at line 117 of file PhysicalConstants.py.

int GaudiKernel.PhysicalConstants.twopi 2

Definition at line 48 of file PhysicalConstants.py.

GaudiKernel.PhysicalConstants.twopi_mc2_rcl2 twopi*electron_mass_c2*classic_electr_radius*classic_electr_radius

Definition at line 108 of file PhysicalConstants.py.

int GaudiKernel.PhysicalConstants.universe_mean_density 1

Definition at line 124 of file PhysicalConstants.py.