en

Planck constant

1

Terminological databases

Metroloogia terminibaas

ID 574035 Last modified 09.12.2024
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Domain metrologyunits of measurement
  • konstant, mis iseloomustab seost elektromagnetkiirguse (EM) lainepikkuse (või sageduse) ja selle kiirguse energia vahel tähistades energia hulka igas EM kiirguse üksiklaines sõltumata EM kiirguse tüübist (raadiolained kuni gammakiirgus)
  • SI süsteemi defineeritud konstant
  • defining constant of the SI
  • constant of proportionality relating the energy of a photon to the frequency of that photon
Plancki konstant
Good to know
  • Plancki konstandi h leppeliselt kinnistatud täpne väärtus SI-s on 6,626 070 15 × 10–34 J s.
Planck constant preferred
Good to know
  • Defining "Plank constant" h in the SI is 6,626 070 15 × 10−34 J s.

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