Appendix B. Variable List

Bohr Radius

bohr_radius / a_0

planck2pi/(fine_structure×electron_mass×c)

Classical Electron Radius

classical_electron_radius / r_e

elementary_charge²/(4×pi×electric_constant×electron_mass×c²)

Fermi Coupling Constant

fermi_coupling

1.1663787E−5±6E−12 GeV^(-2)

Fine-Structure Constant

fine_structure / α / alpha

7.2973525693E−3±1.1E−12

Hartree Energy (constant)

hartree_constant / Ha_constant

2×rydberg×planck×c

Quantum of Circulation

quantum_circulation

planck/(2×electron_mass)

Quantum of Circulation times 2

quantum_circulation_2

quantum_circulation×2

Rydberg Constant

rydberg / R_∞

10973731.568160±0.000021 m^(-1)

Thomson cross section

thomson_cross_section / σ_t / sigma_t

(8×pi/3)×classical_electron_radius²

W to Z Mass Ratio

w_z_ratio

0.88153±0.00017

Weak Mixing Angle (Weinberg Angle)

weinberg / weak_mixing_angle / θ_W / theta_W

0.22290±0.00030

Hertz - Inverse Meter Relationship

Hz_to_m

1/c

Hertz - Joule Relationship

Hz_to_J

planck

Hertz - Kelvin Relationship

Hz_to_K

planck/boltzmann

Hertz - Kilogram Relationship

Hz_to_kg

planck/c²

Inverse Meter - Hertz Relationship

m_to_Hz

c

Inverse Meter - Joule Relationship

m_to_J

planck×c

Inverse Meter - Kelvin Relationship

m_to_K

planck×c/boltzmann

Inverse Meter - Kilogram Relationship

m_to_kg

planck/c

Joule - Hertz Relationship

J_to_Hz

1/planck

Joule - Inverse Meter Relationship

J_to_m

1/(planck×c)

Joule - Kelvin Relationship

J_to_K

1/boltzmann

Joule - Kilogram Relationship

J_to_kg

1/c²

Kelvin - Hertz Relationship

K_to_Hz

boltzmann/planck

Kelvin - Inverse Meter Relationship

K_to_m

boltzmann/(planck×c)

Kelvin - Joule Relationship

K_to_J

boltzmann

Kelvin - Kilogram Relationship

K_to_kg

boltzmann/c²

Kilogram - Hertz Relationship

kg_to_Hz

c²/planck

Kilogram - Inverse Meter Relationship

kg_to_m

c/planck

Kilogram - Joule Relationship

kg_to_J

c²

Kilogram - Kelvin Relationship

kg_to_K

c²/boltzmann

Bohr Magneton

bohr_magneton / μ_B / µ_0 / mu_B

(elementary_charge×planck)/(4×electron_mass×pi)

Conductance Quantum

conductance_quantum / G_0

2×elementary_charge²/planck

Coulomb's Constant (Electric Force Constant)

coulombs_constant / k_e

(magnetic_constant×c²)/(4pi)

Elementary Charge

elementary_charge / q_e / e_charge

1.602176634E−19 C

Inverse of Conductance Quantum

inverse_conductance_quantum

planck/(2×elementary_charge²)

Josephson Constant

josephson / K_J

2×elementary_charge/planck

Josephson Constant (conventional value)

josephson_conventional / K_J90

4.835979E14 Hz*V^(-1)

Magnetic Flux Quantum

magnetic_flux_quantum / Φ_0 / phi_0

planck/(2×elementary_charge)

Nuclear Magneton

nuclear_magneton / μ_N / µ_N / mu_N

elementary_charge×planck2pi/(2×proton_mass)

von Klitzing Constant

klitzing / R_K

planck/elementary_charge²

von Klitzing Constant (conventional value)

klitzing_conventional / R_K90

25812.807 ohm

Alpha Particle Mass (in MeV/c^2)

alpha_particle_eV

alpha_particle_mass×c²/electronvolt_constant×1E−6 MeV*c_unit^(-2)

Bottom Quark Mass (in MeV/c^2)

quark_b

4180±40 MeV*c_unit^(-2)

Charm Quark Mass (in MeV/c^2)

quark_c

1275±35 MeV*c_unit^(-2)

Down Quark Mass (in MeV/c^2)

quark_d

4.7±0.5 MeV*c_unit^(-2)

Electron Mass (in MeV/c^2)

electron_eV

electron_mass×c²/electronvolt_constant×1E−6 MeV*c_unit^(-2)

Higgs Boson Mass (in MeV/c^2)

higgs_boson

125180±160 MeV*c_unit^(-2)

Muon Mass (in MeV/c^2)

muon_eV

muon_mass×c²/electronvolt_constant×1E−6 MeV*c_unit^(-2)

Neutron Mass (in MeV/c^2)

neutron_eV

neutron_mass×c²/electronvolt_constant×1E−6 MeV*c_unit^(-2)

Proton Mass (in MeV/c^2)

proton_eV

proton_mass×c²/electronvolt_constant×1E−6 MeV*c_unit^(-2)

Strange Quark Mass (in MeV/c^2)

quark_s

95±9 MeV*c_unit^(-2)

Tau Mass (in MeV/c^2)

tau_eV

tau_mass×c²/electronvolt_constant×1E−6 MeV*c_unit^(-2)

Top Quark Mass (in MeV/c^2)

quark_t

173210±510 MeV*c_unit^(-2)

Up Quark Mass (in MeV/c^2)

quark_u

2.2±0.5 MeV*c_unit^(-2)

W Boson Mass (in MeV/c^2)

w_boson

80379±12 MeV*c_unit^(-2)

Z Boson Mass (in MeV/c^2)

z_boson

91187.6±2.1 MeV*c_unit^(-2)

Alpha Particle Mass

alpha_particle_mass / m_α / m_alpha

nounit(alpha_particle_u)×atomic_mass_constant

Deuteron Mass

deuteron_mass

nounit(deuteron_u)×atomic_mass_constant

Electron Mass

electron_mass / m_e

(2×rydberg×planck)/(c×fine_structure²)

Helion Mass

helion_mass / m_h

nounit(helion_u)×atomic_mass_constant

Muon Mass

muon_mass / m_μ / m_µ / m_mu

nounit(muon_u)×atomic_mass_constant

Neutron Mass

neutron_mass / m_n

nounit(neutron_u)×atomic_mass_constant

Proton Mass

proton_mass / m_p

nounit(proton_u)×atomic_mass_constant

Tau Mass

tau_mass / m_τ / m_tau

nounit(tau_u)×atomic_mass_constant

Triton Mass

triton_mass

nounit(triton_u)×atomic_mass_constant

Alpha Particle Mass (in u)

alpha_particle_u

4.001506179127±6.3E−11 u

Deuteron Mass (in u)

deuteron_u

2.013553212745±4.0E−11 u

Electron Mass (in u)

electron_u

5.48579909065E−4±1.6E−14 u

Helion Mass (in u)

helion_u

3.014932247175±9.7E−11 u

Muon Mass (in u)

muon_u

0.1134289259±2.5E−9 u

Neutron Mass (in u)

neutron_u

1.00866491595±4.9E−10 u

Proton Mass (in u)

proton_u

1.007276466621±5.3E−11 u

Tau Mass (in u)

tau_u

1.90754±1.3E−4 u

Triton Mass (in u)

triton_u

3.01550071621±1.2E−10 u

Atomic Mass Constant

atomic_mass_constant / m_u

(2×rydberg×planck)/(c×fine_structure²×nounit(electron_u))

Avogadro Constant

avogadro / N_A

6.02214076E23 mol^(-1)

Boltzmann Constant

boltzmann / k_B

1.380649E−23 J*K^(-1)

Compton Wavelength

compton_wavelength / λ_C / lambda_C

planck/(electron_mass×c)

Electronvolt (constant)

electronvolt_constant / eV_constant

elementary_charge/C×J

Faraday Constant

faraday / ℱ

avogadro×elementary_charge

First Radiation Constant

first_radiation / c_1

2×pi×planck×c²

First Radiation Constant for Spectral Radiance

first_radiation_sr / c_1L

first_radiation/pi

Gas Constant

gas_constant / ideal_gas

boltzmann×avogadro

Lattice Parameter of Silicon

lattice_parameter_Si

543.1020511E−12±8.9E−18 m

Lattice Spacing of Ideal Silicon (220)

lattice_spacing_Si220 / d_220

lattice_parameter_Si/sqrt(8)

Loschmidt Constant (273.15 K, 100 kPa)

loschmidt_100

(100000×Pa)/(boltzmann×273.15×K)

Loschmidt Constant (273.15 K, 101.325 kPa)

loschmidt / n_0

(101325×Pa)/(boltzmann×273.15×K)

Molar Mass Constant

molar_mass / M_u

(2×planck×rydberg×avogadro)/(c×fine_structure²×nounit(electron_u))

Molar Planck Constant

molar_planck

avogadro×planck

Molar Volume of Ideal Gas (273.15 K, 100 kPa)

ideal_gas_molar / V_m

(gas_constant×273.15×K)/(100000×Pa)

Molar Volume of Ideal Gas (273.15 K, 101.325 kPa)

ideal_gas_molar_101 / V_m101

(gas_constant×273.15×K)/(101325×Pa)

Reduced Compton Wavelength

compton_wavelength_2pi

compton_wavelength/(2×pi)

Sackur-Tetrode constant (1 K, 100 kPa)

sackur_tetrode

−1.15170753706±4.5E−10

Sackur-Tetrode constant (1 K, 101.325 kPa)

sackur_tetrode_101

−1.16487052358±4.5E−10

Second Radiation Constant

second_radiation / c_2

planck×c/boltzmann

Stefan-Boltzmann Constant

stefan / σ / sigma

(2pi⁵×boltzmann⁴)/(15×planck³×c²)

Wien frequency displacement law constant

wien_frequency

(k_B/planck)×(lambertw(−3/e³)+3)

Wien wavelength displacement law constant

wien_displacement / b_energy

(planck×c/k_B)/(lambertw(−5/e⁵)+5)

Characteristic Impedance of Vacuum

characteristic_impedance / Z_0

(2×planck×fine_structure)/(elementary_charge²)

Electric Constant (Permittivity of Free Space)

electric_constant / ε_0 / vacuum_permittivity / epsilon_0

elementary_charge²/(2×planck×fine_structure×c)

Magnetic Constant (Permeability of Free Space)

magnetic_constant / μ_0 / µ_0 / vacuum_permeability / mu_0

(2×planck×fine_structure)/(c×elementary_charge²)

Newtonian Constant of Gravitation

newtonian_constant / G

6.67430E−11±1.5E−15 m^3*kg^(-1)*s^(-2)

Planck Constant

planck / ℎ

6.62607015E−34 J*s

Reduced Planck Constant (Dirac constant)

planck2pi / dirac / ℏ / hbar

planck/(2×pi)

Speed of Light in Vacuum

c / speed_of_light

299792458 m*s^(-1)

Standard Acceleration due to Gravity

standard_gravity / g_0 / ɡ_0 / ɡ_n

9.80665 m s^(-2)