Module natural_constants::physics

Physics related constants

Constants

bohr_magneton

[J T^(-1)]

bohr_radius

[m]

classical_electron_radius

[m]

conductance_quantum

[S]

coulombs_const_vac

[N m² C^(-2)]

efimov_factor

electric_const_vac

[F m^(-1)]

electron_mass

[kg]

electronic_charge

[C]

elementary_charge

[C]

fermi_coupling_const

[GeV^(−2)]

fine_structure_const

gravitational_acceleration

[m/s²]

hartree_energy

[J]

inverse_conductance_quantum

[Ohm]

josephson_const

[Hz V^(-1)]

magnetic_const_vac

[N A^(-2)]

magnetic_flux_quantum

[Wb]

neutron_mass

[Kg]

nuclear_magneton

[J T^(-1)]

planck_charge

[C]

planck_length

[m]

planck_mass

[kg]

planck_temperature

[K]

planck_time

[s]

plancks_constant

[J s/molecule]

proton_mass

[Kg]

quantum_of_circulation

[m² s^(-1)]

rydberg_const

[m^(-1)]

speed_of_light_vac

[m/s]

thompson_cross_section

[m²]

von_klitzing_const

[Ohm]

weak_mixing_angle