Seznam fizikalnih konstant

Iz Wikipedije, proste enciklopedije

Tabela fizikalnih konstant[uredi | uredi kodo]

Količina Simbol Vrednost[1] Relativna

standardna nedoločenost

Skupina
hitrost svetlobe v vakuumu 299 792 458 m/s[2] 0 ud     
Planckova konstanta 6,626 070 15×10-34 J⋅s[3] 0 ud   f 
reducirana Planckova konstanta 1,054 571 817...×10-34 J⋅s[4] 0 ud   f 
Newtonova gravitacijska konstanta 6,674 30(15)×10-11 m3⋅kg-1⋅s-2[5] 2,2×10−5 u    f 
dielektrična konstanta 8,854 187 812 8(13)×10-12 F⋅m-1[6] 1,5×10−10 u    f 
indukcijska konstanta 1,256 637 062 12(19)×10-6 N⋅A-2[7] 1,5×10−10 u    f 
vakuumska impedanca 376,730 313 668 (57) Ω[8] 1,5×10−10 u      
osnovni naboj 1,602 176 634×10-19 C[9] 0  de  f 
hiperfini prehod frekvence od 133Cs 9 192 631 770 Hz[10] 0  d     
Avogadrova konstanta 6,022 140 76×1023 mol-1[11] 0  d  pf 
Boltzmannova konstanta 1,380 649×10-23 J⋅K-1[12] 0  d  pf 
kvant prevodnosti 7,748 091 729...×10-5 S[13] 0   e  f 
Josephsonova konstanta 483 597,848 4...×109 Hz⋅V-1[14] 0   e  f 
von Klitzingova konstanta 25 812,807 45... Ω[15] 0   e  f 
kvant magnetnega toka 2,067 833 848...×10−15 Wb[16] 0   e  f 
obratna vrednost kvanta prevodnosti 12 906,403 72... Ω[17] 0   e    
Bohrov magneton 9,274 010 078 3(28)×10−24 J⋅T−1[18] 3,0×10−10   e    
jedrski magneton 5,050 783 746 1(15)×10−27 J⋅T−1[19] 3,1×10−10   e    
konstanta fine strukture 7,297 352 569 3(11)×10−3[20] 1,5×10−10    a f 
obratna vrednost konstante fine strukture 137,035 999 084 (21)[21] 1,5×10−10    a f 
masa elektrona 9,109 383 701 5(28)×10−31 kg[22] 3,0×10−10    a f 
masa protona 1,672 621 923 69(51)×10−27 kg[23] 3,1×10−10    a f 
masa nevtrona 1,674 927 498 04(95)×10-27 kg[24] 5,7×10−10    a   
Bohrov polmer 5,291 772 109 03(80)×10−11 m[25] 1,5×10−10    a   
klasični polmer elektrona 2,817 940 326 2(13)×10−15 m[26] 4,5×10−10    a   
elektronski množitelj g −2,002 319 304 362 56(35)[27] 1,7×10−13    a   
Fermijeva sklopitvena konstanta 1,166 378 7(6)×10−5 GeV−2[28] 5,1×10−7    a   
Hartreejeva energija 4,359 744 722 207 1(85)×10−18 J[29] 1,9×10−12    a   
krožnostni kvant 3,636 947 551 6(11)×10−4 m2⋅s−1[30] 3,0×10−10    a   
Rydbergova konstanta 10 973 731,568 160 (21) m−1[31] 1,9×10−12    a   
Thomsonov presek 6,652 458 732 1(60)×10−29 m2[32] 9,1×10−10    a   
razmerje mas W-Z 0,881 53(17)[33] 1,9×10−4        
kot šibkega mešanja 0,222 90(30)[34] 1,3 × 10−3    a   
enota atomske mase 1,660 539 066 60(50)×10−27 kg[35] 3,0×10−10     pf 
Faradayeva konstanta 96 485,332 12... C⋅mol−1[36] 0     pf 
splošna plinska konstanta 8,314 462 618... J⋅mol−1⋅K−1[37] 0     pf 
konstanta molske mase 0,999 999 999 65(30)×10−3 kg⋅mol−1[38] 3,0×10−10     pf 
Stefanova konstanta 5,670 374 419...×10−8 W⋅m−2⋅K−4[39] 0     pf 
prva sevalna konstanta 3,741 771 852...×10−16 W⋅m2[40] 0     p  
prva sevalna konstanta spektralnega izseva 1,191 042 972...×10−16 W⋅m2⋅sr−1[41] 0     p  
molska masa od ogljika-12 11,999 999 995 8(36)×10−3 kg⋅mol−1[42] 3,0×10−10     p  
molska Planckova konstanta 3,990 312 712...×10−10 J⋅Hz−1⋅mol−1[43] 0     p  
druga sevalna konstanta 1,438 776 877...×10−2 m⋅K[44] 0     p  
Wienova konstanta valovne dolžine v zakonu o premiku 2,897 771 955...×10−3 m⋅K[45] 0     p  
Wienova konstanta frekvence v zakonu o premiku 5,878 925 757...×1010 Hz⋅K−1[46] 0     p  
Wienova konstanta entropije v zakonu o premiku 3,002 916 077... × 10−3 m⋅K[47] 0     p  

Razvrščenost v skupine je objavljena na NIST-ovi spletni strani:[48]

u: univerzalna
d: definirana
e: elektromagnetna
a: atomska in jedrska
p: fizikalno-kemijska
f: pogosto uporabljena
n: ne-SI enote

Glej tudi[uredi | uredi kodo]

Sklici[uredi | uredi kodo]

  1. The values are given in the so-called concise form; the number in parentheses is the standard uncertainty and indicates the amount by which the least significant digits of the value are uncertain.
  2. »2018 CODATA Value: speed of light in vacuum«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  3. »2018 CODATA Value: Planck constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  4. »"2018 CODATA Value: reduced Planck constant"«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  5. »2018 CODATA Value: Newtonian constant of gravitation«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  6. »2018 CODATA Value: vacuum electric permittivity«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  7. »2018 CODATA Value: vacuum magnetic permeability«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  8. »2018 CODATA Value: characteristic impedance of vacuum«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  9. »2018 CODATA Value: elementary charge«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  10. »2018 CODATA Value: hyperfine transition frequency of Cs-133«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  11. »2018 CODATA Value: Avogadro constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  12. »2018 CODATA Value: Boltzmann constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  13. »2018 CODATA Value: conductance quantum«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  14. »2018 CODATA Value: Josephson constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  15. »2018 CODATA Value: von Klitzing constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  16. »2018 CODATA Value: magnetic flux quantum«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  17. »2018 CODATA Value: inverse of conductance quantum«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  18. »2018 CODATA Value: Bohr magneton«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  19. »2018 CODATA Value: nuclear magneton«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  20. »2018 CODATA Value: fine-structure constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  21. »2018 CODATA Value: inverse fine-structure constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  22. »2018 CODATA Value: electron mass«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  23. »2018 CODATA Value: proton mass«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  24. »2018 CODATA Value: neutron mass«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  25. »2018 CODATA Value: Bohr radius«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  26. »2018 CODATA Value: classical electron radius«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  27. »2018 CODATA Value: electron g factor«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  28. »2018 CODATA Value: Fermi coupling constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  29. »2018 CODATA Value: Hartree energy«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  30. »2018 CODATA Value: quantum of circulation«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  31. »2018 CODATA Value: Rydberg constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  32. »2018 CODATA Value: Thomson cross section«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  33. »2018 CODATA Value: W to Z mass ratio«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  34. »2018 CODATA Value: weak mixing angle«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  35. »2018 CODATA Value: atomic mass constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  36. »2018 CODATA Value: Faraday constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  37. »2018 CODATA Value: molar gas constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  38. »2018 CODATA Value: molar mass constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  39. »2018 CODATA Value: Stefan-Boltzmann constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  40. »2018 CODATA Value: first radiation constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  41. »2018 CODATA Value: first radiation constant for spectral radiance«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  42. »2018 CODATA Value: molar mass of carbon-12«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  43. »2018 CODATA Value: molar Planck constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  44. »2018 CODATA Value: second radiation constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  45. »2018 CODATA Value: Wien wavelength displacement law constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  46. »2018 CODATA Value: Wien frequency displacement law constant«. The NIST Reference on Constants, Units, and Uncertainty. NIST. Pridobljeno 20. maja 2019.
  47. »Entropy of radiation: the unseen side of light«. Scientific Reports. Zv. 7, št. 1. Maj 2017. str. 1642. Bibcode:2017NatSR...7.1642D. doi:10.1038/s41598-017-01622-6. PMC 5432030. PMID 28490790.
  48. »Fundamental Physical Constants from NIST«.