• Thumbnail for Helmholtz–Kohlrausch effect
    The HelmholtzKohlrausch effect (named after Hermann von Helmholtz and V. A. Kohlrausch) is a perceptual phenomenon wherein the intense saturation of...
    10 KB (1,202 words) - 11:59, 6 May 2025
  • Thumbnail for Bezold–Brücke shift
    considered as an inverse of the HelmholtzKohlrausch effect.[citation needed] In the case of the HelmholtzKohlrausch effect, the partially desaturated stimulus...
    5 KB (591 words) - 19:08, 27 February 2025
  • Thumbnail for Hermann von Helmholtz
    Hermann Ludwig Ferdinand von Helmholtz (/ˈhɛlmhoʊlts/; German: [ˈhɛʁman fɔn ˈhɛlmˌhɔlts]; 31 August 1821 – 8 September 1894; "von" since 1883) was a German...
    36 KB (3,510 words) - 22:16, 2 April 2025
  • Thumbnail for Lightness
    HelmholtzKohlrausch effect, where highly chromatic samples appear lighter and brighter in comparison to a neutral grey. To model the latter effect,...
    27 KB (3,566 words) - 12:02, 5 December 2024
  • Thumbnail for Hunt effect (color)
    which is now known as the Bezold–Brücke effect. The Hunt effect is related to the HelmholtzKohlrausch effect, where a saturated stimulus is seen to be...
    2 KB (171 words) - 12:35, 8 January 2025
  • Thumbnail for CIELAB color space
    matches human perception of lightness, though it does not take the HelmholtzKohlrausch effect into account. CIELAB is less uniform in the color axes, but is...
    22 KB (2,883 words) - 06:09, 27 April 2025
  • Thumbnail for CIE 1931 color space
    which is approximately true, but non-linear effects (such as the HelmholtzKohlrausch effect) are not considered in the CIE 1931 color model. The CIE 1931...
    57 KB (7,855 words) - 13:31, 27 May 2025
  • which changes the perception of brightness by a human observer: HelmholtzKohlrausch effect: Brightness increases with saturation. Not modeled by CIECAM02...
    19 KB (2,369 words) - 02:26, 9 May 2025
  • Thumbnail for Solarized
    modified version of Solarized Dark in a custom Wikipedia skin HelmholtzKohlrausch effect The first release of Solarized—1.0.0beta1—had a Red with a L*...
    14 KB (906 words) - 14:15, 4 March 2025
  • reciprocity Helmholtz resonance Helmholtz theorem (classical mechanics) Generalized Helmholtz theorem Helmholtz's theorems HelmholtzKohlrausch effect Gibbs–Helmholtz...
    2 KB (123 words) - 13:34, 28 May 2023
  • Thumbnail for Color term
    high luminosity or high saturation, according to the HelmholtzKohlrausch effect and/or Hunt effect. Lightness: describes both a high luminosity and low...
    36 KB (4,148 words) - 17:07, 19 May 2025
  • Thumbnail for Visual system
    Asthenopia Astigmatism Color blindness Echolocation Computer vision HelmholtzKohlrausch effect – how color balance affects vision Magnocellular cell Memory-prediction...
    59 KB (6,928 words) - 21:06, 22 May 2025
  • Switzerland Martin Heisenberg 1940– Germany Hermann von Helmholtz 1821–1894 Germany HelmholtzKohlrausch effect Suzana Herculano-Houzel 1972– Brazil Ewald Hering...
    80 KB (1,607 words) - 07:52, 27 May 2025
  • same lumen output. This is due to the HelmholtzKohlrausch effect. According to Mike Perkins, the subjective effect of this is that the purer colors from...
    13 KB (1,487 words) - 19:20, 4 December 2024
  • Thumbnail for Günter Wyszecki
    appear to be lighter or brighter, to be "glowing," an effect known as the HelmholtzKohlrausch effect. Wyszecki authored or co-authored 86 scientific papers...
    8 KB (923 words) - 07:23, 23 January 2025
  • following steps should be followed. First, a factor representing the Helmholtz-Kohlrausch effect must be calculated from the x and y chromaticity coordinates:...
    10 KB (1,616 words) - 20:14, 25 May 2025
  • Thumbnail for Physikalisch-Technische Bundesanstalt
    Berlin-Charlottenburg: 1888–1894: Hermann von Helmholtz, founding president 1895–1905: Friedrich Kohlrausch 1905–1922: Emil Warburg 1922–1924: Walther Nernst...
    36 KB (4,235 words) - 23:11, 5 May 2025
  • Thumbnail for Erwin Schrödinger
    also conducted experimental work with Karl Wilhelm Friedrich "Fritz" Kohlrausch. In 1911, Schrödinger became an assistant to Exner. In 1914 Schrödinger...
    65 KB (6,820 words) - 16:57, 27 May 2025
  • Thumbnail for Dielectric
    relaxation This equation considers both symmetric and asymmetric broadening. Kohlrausch–Williams–Watts function Fourier transform of stretched exponential function...
    37 KB (4,775 words) - 01:49, 26 May 2025
  • Thumbnail for Electromagnetic radiation
    This relationship had been discovered by Wilhelm Eduard Weber and Rudolf Kohlrausch prior to the development of Maxwell's electrodynamics, however Maxwell...
    85 KB (10,022 words) - 00:11, 25 May 2025
  • Thumbnail for Displacement current
    the speed of electricity measured by Wilhelm Eduard Weber and Rudolf Kohlrausch (193,088 miles/second) and the speed of light determined by the Fizeau...
    29 KB (3,856 words) - 17:23, 17 April 2024
  • Thumbnail for History of Maxwell's equations
    this relationship started in 1855, when Wilhelm Eduard Weber and Rudolf Kohlrausch determined that there was a quantity related to electricity and magnetism...
    36 KB (3,949 words) - 22:22, 24 May 2025
  • _{i}).} D&H use the Helmholtz and Gibbs free entropies Φ {\displaystyle \Phi } and Ξ {\displaystyle \Xi } to express the effect of electrostatic forces...
    43 KB (7,543 words) - 20:05, 19 March 2025
  • Thumbnail for Maxwell's equations
    Maxwell's equations, in an 1855 experiment by Wilhelm Eduard Weber and Rudolf Kohlrausch. They charged a leyden jar (a kind of capacitor), and measured the electrostatic...
    76 KB (7,989 words) - 03:03, 24 May 2025