Planck constant theory

Planck constant theory
(plahngk) [Max Karl Ernst Ludwig Planck, German physicist, 1858–1947] see under constant, and see quantum theory, under theory.

Medical dictionary. 2011.

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  • Planck units — are units of measurement named after the German physicist Max Planck, who first proposed them in 1899. They are an example of natural units, i.e. units of measurement designed so that certain fundamental physical constants are normalized to 1. In …   Wikipedia

  • Planck's constant — plaŋ(k)s , pläŋ(k)s n a constant that gives the unvarying ratio of the energy of a quantum of radiation to its frequency and that has an approximate value of 6.626 × 10 34 joule second symbol h Planck pläŋk Max Karl Ernst Ludwig (1858 1947)… …   Medical dictionary

  • Planck momentum — is the unit of momentum, denoted by m P c, in the system of natural units known as Planck units.m P c = frac{hbar}{l P} = sqrt{frac{hbar c^3}{G approx 6.52485 kg m/swhere*{l P} is the Planck length *hbar is the reduced Planck s constant *c is the …   Wikipedia

  • Max Planck — Planck redirects here. For other uses, see Planck (disambiguation). Max Planck Born April 23, 1858( …   Wikipedia

  • Planck, Max — ▪ German physicist Introduction in full  Max Karl Ernst Ludwig Planck   born April 23, 1858, Kiel, Schleswig [Germany] died Oct. 4, 1947, Göttingen, W.Ger.  theoretical physicist who originated quantum theory, which won him the Nobel Prize for… …   Universalium

  • Planck length — unit of length name=Planck length m=0.00000000000000000000000000000000001616252 accuracy=5 The Planck length, denoted by scriptstyleell P , is the unit of length approximately 1.6 times; 10−35 meters, 6.3 times; 10−34 inches, or about 10−20 times …   Wikipedia

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