FUNDAMENTAL

Speed of light in vacuum in m/s

c0 = 2.99792458E8 m/s

Speed of light in vacuum in cm/s

c0_cm = 2.99792458e10 cm/s

Boltzman Constant

kB = 1.380658E-23 J /K

Elementary charge

e = 1.602176462E-19 C

Elementary charge over h

eh = 2.417989348E14 AJ-1

Electron mass

me = 9.10938188E-31 kg

Plank constant

h = 6.62606957E-34 J s

Reduced Plank constant

h_bar = 1.054571726E-34 J s

Planck constant in eV s

heVs = 4.135667516E-15 eV s

Magnetic constant

u0 = 1.2566370614E-6 N A-2

Electric constant

e0 = 8.8541878176E-12 F m-1

Newtonian constant of gravitation

G = 6.67384E-11 m3 kg-1 s-2

characteristic impedance of vacuum

Z0 = 376.730313461 Ohm

Newtonian constant of gravitation over h-bar c

Gh_barc = 6.70837E-39 (GeV/c2)-2

Plank length

lP = 1.616199E-35 m

Plank mass

mP = 2.17651E-8 kg

Plank mass energy equivalent in GeV

mPc2 = 1.220932E19 GeV

Plank temperature

TP = 1.416833E32 K

Plank time

tP = 5.39106E-44 s

Bohr magneton

muB = 9.27400968E-24 JT-1

Bohr magneton in eV/T

muBeVT = 5.7883818066E-5 eVT-1

Bohr magneton in 1/mT

muBhc = 46.6864498 m-1T-1

Bohr magneton in K/T

muBk = 0.67171388 KT-1

Conductance quantum

G0 = 7.7480917346E-5 S

Inverse of conductance quantum

G0i = 12906.4037217 Ohm

Josephson constant

KJ = 483597.870E9 HzV-1

Magnetic flux quantum

F0 = 2.067833758E-15 Wb

Nuclear magneton

muN = 5.05078353E-27 JT-1

Nuclear magneton in 1/mT

muNhc = 2.542623527E-2 m-1T-1

Nuclear magneton in K/T

muNk = 3.6582682E-4 KT-1

Nuclear magneton in MHz/T

muNh = 7.62259357 MHzT-1

von Klitzing constant

RK = 25812.8074434 Ohm

ATOMIC

Bohr radius

a0 = 0.52917721092E-10 m

classical electron radius, r_e

re = 2.8179403267E-15 m

Compton wavelength, λ_C

lambda_C = 2.4263102389E-12 m

Compton wavelength over 2 pi, λ_C

lambda_C_2Pi = 386.15926800E-15 m

Avogardo number

Na = 6.02214E23 1/mol

alpha particle mass, m_α

malpha = 6.64465675E-27 kg

alpha particle mass energy equivalent, m_αc²

m_a_c2 = 5.97191967E-10 J

alpha particle mass energy equivalent in MeV, m_αc²

m_a_c2_MeV = 3727.379240 MeV

alpha particle mass in u, m_α

malpha_u = 4.001506179125 u

alpha particle molar mass, M_α

Malpha = 4.001506179125E-3 kg mol^-1

alpha particle-electron mass ratio, m_α / m_e

ma_me = 7294.2995361

alpha particle-proton mass ratio, m_α / m_p

ma_mp = 3.97259968933

deuteron-proton mass ratio, m_d / m_p

md_mp = 1.99900750097

electron charge to mass quotient, -e / m_e

e_me = -1.758820088E11 C kg^-1

electron g factor, g_e

g_e = -2.00231930436153

electron gyromagnetic ratio, ϒ_e

gamma_e = 1.760859708E11 s^-1 T^-1

electron gyromagnetic ratio over 2 pi, ϒ_e / 2π

gamma_e_2pi = 28024.95266 MHz T^-1

electron magnetic moment, μ_e

mu_e = -928.476430E-26 J T^-1

electron magnetic moment anomaly, a_e

a_e = 1.15965218076E-3

electron magnetic moment to Bohr magneton ratio, μ_e / μ_B

mu_e_mu_B = -1.00115965218076

electron magnetic moment to nuclear magneton ratio, μ_e / μ_N

mu_e_mu_N = -1838.28197090

electron-deuteron magnetic moment ratio, μ_e / μ_d

mu_e_mu_d = -2143.923498

electron-deuteron mass ratio, m_e / m_d

me_md = 2.7244371095E-4

electron-helion mass ratio, m_e / m_h

me_mh = 1.8195430761E-4

electron-muon magnetic moment ratio, μ_e / μ_μ

mu_e_mu_mu = 206.7669896

electron-muon mass ratio, m_e / m_μ

me_mmu = 4.83633166E-3

electron-neutron magnetic moment ratio, μ_e / μ_n

mu_e_mu_n = 960.92050

electron-neutron mass ratio, m_e / m_n

me_mn = 5.4386734461E-4

electron-proton magnetic moment ratio, μ_e / μ_p

mu_e_mu_p = -658.2106848

electron-proton mass ratio, m_e / m_p

me_mp = 5.4461702178E-4

Fermi coupling constant, G_F / (ħc)³

GF = 1.166364E-5 GeV^-2

fine-structure constant, α

alpha = 7.2973525698E-3

Atomic mass unit, u

au_mass = 1.6605388E-27 kg

NUCLEAR

deuteron g factor, g_d

g_d = 0.8574382308

deuteron magnetic moment, μ_d

mu_d = 0.433073489E-26 J T^-1

deuteron magnetic moment to Bohr magneton ratio, μ_d / μ_B

mu_d_mu_B = 0.4669754556E-3

deuteron magnetic moment to nuclear magneton ratio, μ_d / μ_N

mu_d_mu_N = 0.8574382308

deuteron mass, m_d

m_d = 3.34358348E-27 kg

deuteron mass energy equivalent, m_dc²

m_d_c2 = 3.00506297E-10 J

deuteron mass energy equivalent in MeV, m_dc²

m_d_c2_MeV = 1875.612859 MeV

deuteron mass in u, m_d

m_d_u = 2.013553212712 u

deuteron molar mass, M_d

M_d = 2.013553212712E-3 kg mol^-1

deuteron rms charge radius, r_d

r_d = 2.1424E-15 m

deuteron-electron magnetic moment ratio, μ_d / μ_e

mu_d_mu_e = -4.664345537E-4

deuteron-electron mass ratio, m_d / m_e

m_d_m_e = 3670.4829652

deuteron-neutron magnetic moment ratio, μ_d / μ_n

mu_d_mu_e = -0.44820652

deuteron-proton magnetic moment ratio, μ_d / μ_p

mu_d_mu_p = 0.3070122070

electron-tau mass ratio, m_e / m_τ

me_mtau = 2.87592E-4

electron-triton mass ratio, m_e / m_t

me_mt = 1.8192000653E-4

helion g factor, g_h

g_h = -4.255250613

helion magnetic moment, μ_h

mu_h = -1.074617486E-26 J T^-1

helion magnetic moment to Bohr magneton ratio, μ_h / μ_B

mu_h_mu_B = -1.158740958E-3

helion magnetic moment to nuclear magneton ratio, μ_h / μ_N

mu_h_mu_N = -2.127625306

helion mass, m_h

mh = 5.00641234E-27 kg

helion mass energy equivalent, m_hc²

m_h_c2 = 4.49953902E-10 J

helion mass energy equivalent in MeV, m_hc²

m_h_c2_MeV = 2808.391482 MeV

helion mass in u, m_h

mh_u = 3.0149322468 u

helion molar mass, M_h

Mh = 3.0149322468E-3 kg mol^-1

helion-electron mass ratio, m_h / m_e

mh_me = 5495.8852754

helion-proton mass ratio, m_h / m_p

mh_mp = 2.9931526707

muon Compton wavelength, λ_C,μ

lambda_Cmu = 11.73444103E-15 m

muon g factor, g_μ

g_mu = -2.0023318418

muon magnetic moment, μ_μ

mu_mu = -4.49044807E-26 J T^-1

muon magnetic moment anomaly, a_μ

a_mu = 1.16592091E-3

muon magnetic moment to Bohr magneton ratio, μ_μ / μ_B

mu_mu_mu_B = -4.84197044E-3

muon magnetic moment to nuclear magneton ratio, μ_μ / μ_N

mu_mu_mu_N = -8.89059697

muon mass, m_μ

m_mu = 1.883531475E-28 kg

muon mass in u, m_μ

m_mu_u = 0.1134289267 u

muon molar mass, M_μ

M_mu = 0.1134289267E-3 kg mol^-1

MATHEMATICS

Pi

Pi = 3.141592654

the base e of natural logarithms

enl = 2.71828182845904523536

Euler's constant γ

Egam = 0.57721566490153286060

StieltjesGamma(1) γ₁

Sgam1 = -0.07281584548367672

StieltjesGamma(2) γ₂

Sgam2 = -0.009690363192872318

StieltjesGamma(3) γ₃

Sgam3 = 0.002053834420303346

StieltjesGamma(4) γ₄

Sgam4 = 0.002325370065467300

StieltjesGamma(5) γ₅

Sgam5 = 0.0007933238173010627

StieltjesGamma(6) γ₆

Sgam6 = -0.0002387693454301996

StieltjesGamma(7) γ₇

Sgam7 = -0.0005272895670577510

StieltjesGamma(8) γ₈

Sgam8 = -0.0003521233538030395

StieltjesGamma(9) γ₉

Sgam9 = -0.00003439477441808805

Golden ratio

gr = 1.61803398875

Champernowne number C, base-10

Cb10 = 0.1234567891011121

Champernowne number C, base-2

Cb2 = 0.8622401258680546

Champernowne number C, base-16

Cb16 = 0.07111111111111111

i to the i power, exp(-π/2)

i2i = 0.207879576351

Catalan's constant G

Gc = 0.915965594177219

Khinchin's constant K

Kh = 2.685452001065306

Glaisher's constant A

A = 1.2824271291

Bernoulli number B₀

B0 = 1.0

Bernoulli number B₁

B1 = -0.5

Bernoulli number B₂

B2 = 0.1666666666666667

Bernoulli number B₄

B4 = -0.03333333333333333

Bernoulli number B₆

B6 = 0.02380952380952381

Bernoulli number B₈

B8 = -0.03333333333333333

Bernoulli number B₁₀

B10 = 0.07575757575757576

Pythagoras' Constant, √2

Py = 1.414213562373095

Constant of Theodorus, √3

Th = 1.732050807568877

Apery's Constant Z(3)

Z3 = 1.202056903159594

Delian constant, 2^1/3

De = 1.259921049894873

Artin's constant

Ar = 0.373955813619202

Merten's constant M₁

Mr = 0.261497212847643

Ramanujan-Soldner constant

Rs = 1.451369234883381

Feigenbaum constant, Fa

Fa = -2.50290787509589

Feigenbaum constant, Fd

Fd = 4.669201609102991

Brun's constant

Br = 1.90216058311

Prevost's constant

Pr = 3.359885666243177

Grossman's constant

Gr = 0.73733830336929

Copeland-Erdos number

CEn = 0.23571113171923