• Elsevier. pp. 137–144. Boya, Luis J. (2004). "The Thermal Radiation Formula of Planck (1900)". arXiv:physics/0402064v1. Planck, M. (1914). The Theory of...
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  • In particle physics and physical cosmology, Planck units are a system of units of measurement defined exclusively in terms of four universal physical constants:...
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  • by λ = h m c , {\displaystyle \lambda ={\frac {h}{mc}},} where h is the Planck constant and c is the speed of light. The corresponding frequency f is given...
    11 KB (1,627 words) - 01:36, 16 November 2023
  • \varepsilon _{0}} is the permittivity of free space, h {\displaystyle h} is the Planck constant, and c {\displaystyle c} is the speed of light in vacuum. The Rydberg...
    12 KB (2,020 words) - 19:25, 18 March 2024
  • (Δp) cannot both be arbitrarily small at the same time (where h is the Planck constant): Δ x Δ p ≥ h 4 π . {\displaystyle \Delta x\,\Delta p\geq {\frac...
    145 KB (17,361 words) - 07:08, 28 April 2024
  • Thumbnail for Zero-point energy
    corrective term added to a zero-grounded formula developed in his original quantum theory in 1900. In 1912, Max Planck published the first journal article...
    210 KB (27,132 words) - 22:29, 19 April 2024
  • Taylor, who designed the engine management unit, at Cosworth; each year in Formula 1, the permitted fuel was reduced - for 1986, it was 195 litres; the EEC-IV...
    272 KB (39,663 words) - 14:36, 21 April 2024
  • Thumbnail for Heat equation
    connected with the study of random walks and Brownian motion via the Fokker–Planck equation. The Black–Scholes equation of financial mathematics is a small...
    58 KB (9,818 words) - 15:57, 24 April 2024
  • Thumbnail for Uncertainty principle
    where ℏ = h 2 π {\displaystyle \hbar ={\frac {h}{2\pi }}} is the reduced Planck constant. The quintessentially quantum mechanical uncertainty principle...
    138 KB (19,097 words) - 14:56, 30 March 2024
  • Thumbnail for Quantum field theory in curved spacetime
    theory of quantum gravity when spacetime curvature is not significant on the Planck scale. However, the fact that the true theory of quantum gravity remains...
    16 KB (1,936 words) - 22:36, 10 December 2023