Planck (disambiguation)
Encyclopedia
Planck may refer to:
  • Max Planck
    Max Planck
    Max Karl Ernst Ludwig Planck, ForMemRS, was a German physicist who actualized the quantum physics, initiating a revolution in natural science and philosophy. He is regarded as the founder of the quantum theory, for which he received the Nobel Prize in Physics in 1918.-Life and career:Planck came...

     (1858-1947), a German physicist considered to be the founder of quantum theory

Physics and science

  • Planck's law of black body radiation
    Planck's law of black body radiation
    In physics, Planck's law describes the amount of energy emitted by a black body in radiation of a certain wavelength . The law is named after Max Planck, who originally proposed it in 1900. The law was the first to accurately describe black body radiation, and resolved the ultraviolet catastrophe...

  • Planck constant
    Planck constant
    The Planck constant , also called Planck's constant, is a physical constant reflecting the sizes of energy quanta in quantum mechanics. It is named after Max Planck, one of the founders of quantum theory, who discovered it in 1899...

  • Planck units
    Planck units
    In physics, Planck units are physical units of measurement defined exclusively in terms of five universal physical constants listed below, in such a manner that these five physical constants take on the numerical value of 1 when expressed in terms of these units. Planck units elegantly simplify...

    • Planck current
    • Planck density
    • Planck energy
    • Planck length
    • Planck mass
    • Planck power
      Planck power
      The Planck energy divided by the Planck time is the Planck power, equal to about 3.62831 × 1052 W. This is an extremely large unit; even gamma-ray bursts, the most luminous phenomena known, have output on the order of 1 × 1045 W, less than one ten-millionth of the Planck power.In terms of the...

    • Planck scale
      Planck scale
      In particle physics and physical cosmology, the Planck scale is an energy scale around 1.22 × 1019 GeV at which quantum effects of gravity become strong...

    • Planck temperature
      Planck temperature
      Planck temperature is the greatest physically-possible temperature, according the set of theories proposed by the German physicist Max Planck. It's part of a system of five natural units known as Planck units, based on universal physical constants....

    • Planck time
      Planck time
      In physics, the Planck time, , is the unit of time in the system of natural units known as Planck units. It is the time required for light to travel, in a vacuum, a distance of 1 Planck length...

  • Planck epoch
    Planck epoch
    In physical cosmology, the Planck epoch , named after Max Planck, is the earliest period of time in the history of the universe, from zero to approximately 10−43 seconds , during which, it is believed, quantum effects of gravity were significant...

  • Planck particle
    Planck particle
    A Planck particle, named after physicist Max Planck, is a hypothetical particle defined as a tiny black hole whose Compton wavelength is comparable to its Schwarzschild radius. Its mass is thus approximately the Planck mass, and its Compton wavelength and Schwarzschild radius are about the Planck...

  • Planck postulate
    Planck postulate
    The Planck Postulate , one of the fundamental principles of quantum mechanics, is the postulate that the energy of oscillators in a black body is quantized, and is given byE=nh\nu\,,...

  • Max Planck Society
    Max Planck Society
    The Max Planck Society for the Advancement of Science is a formally independent non-governmental and non-profit association of German research institutes publicly funded by the federal and the 16 state governments of Germany....

    , for the Advancement of Science

In astronomy:
  • Planck (crater)
    Planck (crater)
    Planck is a huge lunar crater that is located in the southern hemisphere of the Moon, on the far side as seen from the Earth. It lies to the west of the walled plain Poincaré, another enormous formation only slightly larger than Planck. Both formations are larger than the walled plain Bailly, the...

  • Planck (spacecraft)
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