By: Yael Fab

CONSTANT NUMBER

CONSTANT NAME SYMBOL VALUE

01 proton mass mp 1.67262158 x 10-27 kg

02 neutron mass mn 1.67492716 x 10-27 kg

03 electron mass me 9.10938188 x 10-31 kg

04 muon mass mμ 1.88353109 x 10-28 kg

05 Bohr radius a0 0.5291772083 x 10-10 m

06 Planck constant h 6.62606876 x 10-34 J-s

07 nuclear magnetron μN 5.05078317 x 10-27 J/T

08 Bohr magnetron μB 927.400899 x 10-26 J/T

09 Planck constant

(rationalized) ћ 1.054571596 x 10-26 J-s

10 Fine-structure

constant α 7.297352533 x 10-3

11 classical electron

radius re 2.817940285 x 10-15 m

12 Compton wavelength λc 2.426310215 x 10-12 m

13 proton gyromagnetic

ratio γp 2.67522212 x 108 /s-T

14 proton Compton

wavelength λc,p 1.321409847 x 10-15 m

15 neutron Compton

wavelength λc,n 1.319590898 x 10-15 m

16 Rydberg constant R 10973731.568549 /m

17 atomic mass unit u 1.66053873 x 10-27 kg

18 proton magnetic

movement μp 1.410606633 x 10-26 J/T

19 electron magnetic

movement μe -928.476362 x 10-26 J/T

20 neutron magnetic

movement μn

-0.96623640 x 10-26 J/T

By: Yael Fab

CONSTANT NUMBER

CONSTANT NAME SYMBOL VALUE

21 muon magnetic

movement μμ -4.49044813 x 10-26 J/T

22 Faraday constant F 96485.3415 C/mol

23 elementary charge e 1.602176462 x 10-19 C

24 Avogadro constant NA 6.02214199 x 1023 /mol

25 Boltzmann constant K 1.3806303 x 10-23 J/K

26 molar volume of ideal

gas Vm 22.413996 x 10-3 m3/mol

27 molar gas constant R 8.314472 J/mol-K

28 speed of light in

vacuum C0 299792458 m/s

29 first radiation constant C1 3.74177107 x 10-16 W-m2

30 second radiation

constant C2 1.4387752 x 10-2 m-K

31 Stefan-Boltzmann

constant σ 5.670400 x 10-8 W/m2-K4

32 electric constant ε0 8.854187817 x 10-12 F/m

33 magnetic constant μ0 12.566370614 x 10-7 N/A2

34 magnetic flux

quantum φ0 2.067833636 x 10-15 Wb

35 standard acceleration

of gravity g 9.80665 m/s2

36 conductance quantum G0 7.748091696 x 10-15 S

37 characteristic

impedance of vacuum Z0 376.730313461 Ω

38 Celsius temperature t 273.15 K

39 Newtonian constant of

gravitation G 6.673 x 10-11 m3/kg-s2

40 standard atmosphere atm 101325 Pa