Constants

spirit.constants.g_e = 2.00231930436182

Electron g-factor [unitless]

spirit.constants.gamma = 0.1760859644

Gyromagnetic ratio of electron [rad / (ps*T)]

spirit.constants.hbar = 0.6582119514

Planck’s constant [meV*ps / rad]

spirit.constants.k_B = 0.0861733035

The Boltzmann constant [meV / K]

spirit.constants.mRy = 0.07349864496711137

Millirydberg [mRy / meV]

spirit.constants.mu_0 = 2.0133545e-28

The vacuum permeability [T^2 m^3 / meV]

spirit.constants.mu_B = 0.057883817555

The Bohr Magneton [meV / T]

spirit.constants.pi = 3.141592653589793

Pi [rad]