Skip to content

mp-units

mp_units::codata::codata2018

`mp_units::codata::codata2018`¶

Types¶

Name
`alpha_particle_electron_mass_ratio`
`alpha_particle_mass`
`alpha_particle_molar_mass`
`alpha_particle_proton_mass_ratio`
`alpha_particle_relative_atomic_mass`
`angstrom_star`
`atomic_mass_constant`
`atomic_unit_of_1st_hyperpolarizability`
`atomic_unit_of_2nd_hyperpolarizability`
`atomic_unit_of_charge_density`
`atomic_unit_of_current`
`atomic_unit_of_electric_dipole_moment`
`atomic_unit_of_electric_field`
`atomic_unit_of_electric_field_gradient`
`atomic_unit_of_electric_polarizability`
`atomic_unit_of_electric_potential`
`atomic_unit_of_electric_quadrupole_moment`
`atomic_unit_of_force`
`atomic_unit_of_magnetic_dipole_moment`
`atomic_unit_of_magnetic_flux_density`
`atomic_unit_of_magnetizability`
`atomic_unit_of_momentum`
`atomic_unit_of_permittivity`
`atomic_unit_of_time`
`atomic_unit_of_velocity`
`bohr_magneton`
`bohr_radius`
`characteristic_impedance_of_vacuum`
`classical_electron_radius`
`conductance_quantum`
`conventional_value_of_ampere_90`
`conventional_value_of_coulomb_90`
`conventional_value_of_farad_90`
`conventional_value_of_henry_90`
`conventional_value_of_ohm_90`
`conventional_value_of_volt_90`
`conventional_value_of_watt_90`
`copper_x_unit`
`deuteron_electron_magnetic_moment_ratio`
`deuteron_electron_mass_ratio`
`deuteron_g_factor`
`deuteron_magnetic_moment`
`deuteron_magnetic_moment_to_bohr_magneton_ratio`
`deuteron_magnetic_moment_to_nuclear_magneton_ratio`
`deuteron_mass`
`deuteron_molar_mass`
`deuteron_neutron_magnetic_moment_ratio`
`deuteron_proton_magnetic_moment_ratio`
`deuteron_proton_mass_ratio`
`deuteron_relative_atomic_mass`
`deuteron_rms_charge_radius`
`electron_charge_to_mass_quotient`
`electron_compton_wavelength`
`electron_deuteron_magnetic_moment_ratio`
`electron_deuteron_mass_ratio`
`electron_g_factor`
`electron_gyromagnetic_ratio`
`electron_helion_mass_ratio`
`electron_magnetic_moment`
`electron_magnetic_moment_anomaly`
`electron_magnetic_moment_to_bohr_magneton_ratio`
`electron_magnetic_moment_to_nuclear_magneton_ratio`
`electron_mass`
`electron_molar_mass`
`electron_muon_magnetic_moment_ratio`
`electron_muon_mass_ratio`
`electron_neutron_magnetic_moment_ratio`
`electron_neutron_mass_ratio`
`electron_proton_magnetic_moment_ratio`
`electron_proton_mass_ratio`
`electron_relative_atomic_mass`
`electron_tau_mass_ratio`
`electron_to_alpha_particle_mass_ratio`
`electron_to_shielded_helion_magnetic_moment_ratio`
`electron_to_shielded_proton_magnetic_moment_ratio`
`electron_triton_mass_ratio`
`elementary_charge_over_h_bar`
`faraday_constant`
`fermi_coupling_constant`
`fine_structure_constant`
`first_radiation_constant`
`first_radiation_constant_for_spectral_radiance`
`hartree_energy`
`helion_electron_mass_ratio`
`helion_g_factor`
`helion_magnetic_moment`
`helion_magnetic_moment_to_bohr_magneton_ratio`
`helion_magnetic_moment_to_nuclear_magneton_ratio`
`helion_mass`
`helion_molar_mass`
`helion_proton_mass_ratio`
`helion_relative_atomic_mass`
`helion_shielding_shift`
`inverse_fine_structure_constant`
`inverse_of_conductance_quantum`
`josephson_constant`
`lattice_parameter_of_silicon`
`lattice_spacing_of_silicon_220`
`loschmidt_constant_atm`
`loschmidt_constant_stp`
`magnetic_constant`
`magnetic_flux_quantum`
`molar_gas_constant`
`molar_mass_constant`
`molar_mass_of_carbon_12`
`molar_planck_constant`
`molar_volume_of_ideal_gas_atm`
`molar_volume_of_ideal_gas_stp`
`molar_volume_of_silicon`
`molybdenum_x_unit`
`muon_compton_wavelength`
`muon_electron_mass_ratio`
`muon_g_factor`
`muon_magnetic_moment`
`muon_magnetic_moment_anomaly`
`muon_magnetic_moment_to_bohr_magneton_ratio`
`muon_magnetic_moment_to_nuclear_magneton_ratio`
`muon_mass`
`muon_molar_mass`
`muon_neutron_mass_ratio`
`muon_proton_magnetic_moment_ratio`
`muon_proton_mass_ratio`
`muon_tau_mass_ratio`
`natural_unit_of_energy`
`natural_unit_of_momentum`
`natural_unit_of_time`
`neutron_compton_wavelength`
`neutron_electron_magnetic_moment_ratio`
`neutron_electron_mass_ratio`
`neutron_g_factor`
`neutron_gyromagnetic_ratio`
`neutron_magnetic_moment`
`neutron_magnetic_moment_to_bohr_magneton_ratio`
`neutron_magnetic_moment_to_nuclear_magneton_ratio`
`neutron_mass`
`neutron_molar_mass`
`neutron_muon_mass_ratio`
`neutron_proton_magnetic_moment_ratio`
`neutron_proton_mass_difference`
`neutron_proton_mass_ratio`
`neutron_relative_atomic_mass`
`neutron_tau_mass_ratio`
`neutron_to_shielded_proton_magnetic_moment_ratio`
`newtonian_constant_of_gravitation`
`nuclear_magneton`
`planck_length`
`planck_mass`
`planck_temperature`
`planck_time`
`proton_charge_to_mass_quotient`
`proton_compton_wavelength`
`proton_electron_mass_ratio`
`proton_g_factor`
`proton_gyromagnetic_ratio`
`proton_magnetic_moment`
`proton_magnetic_moment_to_bohr_magneton_ratio`
`proton_magnetic_moment_to_nuclear_magneton_ratio`
`proton_magnetic_shielding_correction`
`proton_mass`
`proton_molar_mass`
`proton_muon_mass_ratio`
`proton_neutron_magnetic_moment_ratio`
`proton_neutron_mass_ratio`
`proton_relative_atomic_mass`
`proton_rms_charge_radius`
`proton_tau_mass_ratio`
`quantum_of_circulation`
`quantum_of_circulation_times_2`
`reduced_electron_compton_wavelength`
`reduced_muon_compton_wavelength`
`reduced_neutron_compton_wavelength`
`reduced_planck_constant`
`reduced_proton_compton_wavelength`
`reduced_tau_compton_wavelength`
`rydberg_constant`
`sackur_tetrode_constant_100_kpa`
`sackur_tetrode_constant_101_325_kpa`
`second_radiation_constant`
`shielded_helion_gyromagnetic_ratio`
`shielded_helion_magnetic_moment`
`shielded_helion_magnetic_moment_to_bohr_magneton_ratio`
`shielded_helion_magnetic_moment_to_nuclear_magneton_ratio`
`shielded_helion_to_proton_magnetic_moment_ratio`
`shielded_helion_to_shielded_proton_magnetic_moment_ratio`
`shielded_proton_gyromagnetic_ratio`
`shielded_proton_magnetic_moment`
`shielded_proton_magnetic_moment_to_bohr_magneton_ratio`
`shielded_proton_magnetic_moment_to_nuclear_magneton_ratio`
`shielding_difference_of_d_and_p_in_hd`
`shielding_difference_of_t_and_p_in_ht`
`stefan_boltzmann_constant`
`tau_compton_wavelength`
`tau_electron_mass_ratio`
`tau_mass`
`tau_molar_mass`
`tau_muon_mass_ratio`
`tau_neutron_mass_ratio`
`tau_proton_mass_ratio`
`thomson_cross_section`
`triton_electron_mass_ratio`
`triton_g_factor`
`triton_magnetic_moment`
`triton_magnetic_moment_to_bohr_magneton_ratio`
`triton_magnetic_moment_to_nuclear_magneton_ratio`
`triton_mass`
`triton_molar_mass`
`triton_proton_mass_ratio`
`triton_relative_atomic_mass`
`triton_to_proton_magnetic_moment_ratio`
`vacuum_electric_permittivity`
`von_klitzing_constant`
`w_to_z_mass_ratio`
`weak_mixing_angle`
`wien_frequency_displacement_law_constant`
`wien_wavelength_displacement_law_constant`

Variables¶

Name
`alpha_particle_electron_mass_ratio`
`alpha_particle_mass`
`alpha_particle_molar_mass`
`alpha_particle_proton_mass_ratio`
`alpha_particle_relative_atomic_mass`
`angstrom_star`
`atomic_mass_constant`
`atomic_unit_of_1st_hyperpolarizability`
`atomic_unit_of_2nd_hyperpolarizability`
`atomic_unit_of_action`
`atomic_unit_of_charge`
`atomic_unit_of_charge_density`
`atomic_unit_of_current`
`atomic_unit_of_electric_dipole_moment`
`atomic_unit_of_electric_field`
`atomic_unit_of_electric_field_gradient`
`atomic_unit_of_electric_polarizability`
`atomic_unit_of_electric_potential`
`atomic_unit_of_electric_quadrupole_moment`
`atomic_unit_of_energy`
`atomic_unit_of_force`
`atomic_unit_of_length`
`atomic_unit_of_magnetic_dipole_moment`
`atomic_unit_of_magnetic_flux_density`
`atomic_unit_of_magnetizability`
`atomic_unit_of_mass`
`atomic_unit_of_momentum`
`atomic_unit_of_permittivity`
`atomic_unit_of_time`
`atomic_unit_of_velocity`
`bohr_magneton`
`bohr_radius`
`characteristic_impedance_of_vacuum`
`classical_electron_radius`
`conductance_quantum`
`conventional_value_of_ampere_90`
`conventional_value_of_coulomb_90`
`conventional_value_of_farad_90`
`conventional_value_of_henry_90`
`conventional_value_of_ohm_90`
`conventional_value_of_volt_90`
`conventional_value_of_watt_90`
`copper_x_unit`
`deuteron_electron_magnetic_moment_ratio`
`deuteron_electron_mass_ratio`
`deuteron_g_factor`
`deuteron_magnetic_moment`
`deuteron_magnetic_moment_to_bohr_magneton_ratio`
`deuteron_magnetic_moment_to_nuclear_magneton_ratio`
`deuteron_mass`
`deuteron_molar_mass`
`deuteron_neutron_magnetic_moment_ratio`
`deuteron_proton_magnetic_moment_ratio`
`deuteron_proton_mass_ratio`
`deuteron_relative_atomic_mass`
`deuteron_rms_charge_radius`
`electron_charge_to_mass_quotient`
`electron_compton_wavelength`
`electron_deuteron_magnetic_moment_ratio`
`electron_deuteron_mass_ratio`
`electron_g_factor`
`electron_gyromagnetic_ratio`
`electron_helion_mass_ratio`
`electron_magnetic_moment`
`electron_magnetic_moment_anomaly`
`electron_magnetic_moment_to_bohr_magneton_ratio`
`electron_magnetic_moment_to_nuclear_magneton_ratio`
`electron_mass`
`electron_molar_mass`
`electron_muon_magnetic_moment_ratio`
`electron_muon_mass_ratio`
`electron_neutron_magnetic_moment_ratio`
`electron_neutron_mass_ratio`
`electron_proton_magnetic_moment_ratio`
`electron_proton_mass_ratio`
`electron_relative_atomic_mass`
`electron_tau_mass_ratio`
`electron_to_alpha_particle_mass_ratio`
`electron_to_shielded_helion_magnetic_moment_ratio`
`electron_to_shielded_proton_magnetic_moment_ratio`
`electron_triton_mass_ratio`
`elementary_charge_over_h_bar`
`faraday_constant`
`fermi_coupling_constant`
`fine_structure_constant`
`first_radiation_constant`
`first_radiation_constant_for_spectral_radiance`
`hartree_energy`
`helion_electron_mass_ratio`
`helion_g_factor`
`helion_magnetic_moment`
`helion_magnetic_moment_to_bohr_magneton_ratio`
`helion_magnetic_moment_to_nuclear_magneton_ratio`
`helion_mass`
`helion_molar_mass`
`helion_proton_mass_ratio`
`helion_relative_atomic_mass`
`helion_shielding_shift`
`inverse_fine_structure_constant`
`inverse_of_conductance_quantum`
`josephson_constant`
`lattice_parameter_of_silicon`
`lattice_spacing_of_silicon_220`
`loschmidt_constant_atm`
`loschmidt_constant_stp`
`magnetic_constant`
`magnetic_flux_quantum`
`molar_gas_constant`
`molar_mass_constant`
`molar_mass_of_carbon_12`
`molar_planck_constant`
`molar_volume_of_ideal_gas_atm`
`molar_volume_of_ideal_gas_stp`
`molar_volume_of_silicon`
`molybdenum_x_unit`
`muon_compton_wavelength`
`muon_electron_mass_ratio`
`muon_g_factor`
`muon_magnetic_moment`
`muon_magnetic_moment_anomaly`
`muon_magnetic_moment_to_bohr_magneton_ratio`
`muon_magnetic_moment_to_nuclear_magneton_ratio`
`muon_mass`
`muon_molar_mass`
`muon_neutron_mass_ratio`
`muon_proton_magnetic_moment_ratio`
`muon_proton_mass_ratio`
`muon_tau_mass_ratio`
`natural_unit_of_action`
`natural_unit_of_energy`
`natural_unit_of_length`
`natural_unit_of_mass`
`natural_unit_of_momentum`
`natural_unit_of_time`
`natural_unit_of_velocity`
`neutron_compton_wavelength`
`neutron_electron_magnetic_moment_ratio`
`neutron_electron_mass_ratio`
`neutron_g_factor`
`neutron_gyromagnetic_ratio`
`neutron_magnetic_moment`
`neutron_magnetic_moment_to_bohr_magneton_ratio`
`neutron_magnetic_moment_to_nuclear_magneton_ratio`
`neutron_mass`
`neutron_molar_mass`
`neutron_muon_mass_ratio`
`neutron_proton_magnetic_moment_ratio`
`neutron_proton_mass_difference`
`neutron_proton_mass_ratio`
`neutron_relative_atomic_mass`
`neutron_tau_mass_ratio`
`neutron_to_shielded_proton_magnetic_moment_ratio`
`newtonian_constant_of_gravitation`
`nuclear_magneton`
`planck_length`
`planck_mass`
`planck_temperature`
`planck_time`
`proton_charge_to_mass_quotient`
`proton_compton_wavelength`
`proton_electron_mass_ratio`
`proton_g_factor`
`proton_gyromagnetic_ratio`
`proton_magnetic_moment`
`proton_magnetic_moment_to_bohr_magneton_ratio`
`proton_magnetic_moment_to_nuclear_magneton_ratio`
`proton_magnetic_shielding_correction`
`proton_mass`
`proton_molar_mass`
`proton_muon_mass_ratio`
`proton_neutron_magnetic_moment_ratio`
`proton_neutron_mass_ratio`
`proton_relative_atomic_mass`
`proton_rms_charge_radius`
`proton_tau_mass_ratio`
`quantum_of_circulation`
`quantum_of_circulation_times_2`
`reduced_electron_compton_wavelength`
`reduced_muon_compton_wavelength`
`reduced_neutron_compton_wavelength`
`reduced_planck_constant`
`reduced_proton_compton_wavelength`
`reduced_tau_compton_wavelength`
`rydberg_constant`
`sackur_tetrode_constant_100_kpa`
`sackur_tetrode_constant_101_325_kpa`
`second_radiation_constant`
`shielded_helion_gyromagnetic_ratio`
`shielded_helion_magnetic_moment`
`shielded_helion_magnetic_moment_to_bohr_magneton_ratio`
`shielded_helion_magnetic_moment_to_nuclear_magneton_ratio`
`shielded_helion_to_proton_magnetic_moment_ratio`
`shielded_helion_to_shielded_proton_magnetic_moment_ratio`
`shielded_proton_gyromagnetic_ratio`
`shielded_proton_magnetic_moment`
`shielded_proton_magnetic_moment_to_bohr_magneton_ratio`
`shielded_proton_magnetic_moment_to_nuclear_magneton_ratio`
`shielding_difference_of_d_and_p_in_hd`
`shielding_difference_of_t_and_p_in_ht`
`stefan_boltzmann_constant`
`tau_compton_wavelength`
`tau_electron_mass_ratio`
`tau_mass`
`tau_molar_mass`
`tau_muon_mass_ratio`
`tau_neutron_mass_ratio`
`tau_proton_mass_ratio`
`thomson_cross_section`
`triton_electron_mass_ratio`
`triton_g_factor`
`triton_magnetic_moment`
`triton_magnetic_moment_to_bohr_magneton_ratio`
`triton_magnetic_moment_to_nuclear_magneton_ratio`
`triton_mass`
`triton_molar_mass`
`triton_proton_mass_ratio`
`triton_relative_atomic_mass`
`triton_to_proton_magnetic_moment_ratio`
`unified_atomic_mass_unit`
`vacuum_electric_permittivity`
`von_klitzing_constant`
`w_to_z_mass_ratio`
`weak_mixing_angle`
`wien_frequency_displacement_law_constant`
`wien_wavelength_displacement_law_constant`

Using Declarations¶

Name
`avogadro_constant`
`boltzmann_constant`
`elementary_charge`
`hyperfine_structure_transition_frequency_of_cs`
`luminous_efficacy`
`planck_constant`
`speed_of_light_in_vacuum`