• Thumbnail for Johannes Rydberg
    Johannes (Janne) Robert Rydberg (Swedish: [ˈrŷːdbærj]; 8 November 1854 – 28 December 1919) was a Swedish physicist mainly known for devising the Rydberg...
    8 KB (835 words) - 15:30, 26 December 2023
  • {\displaystyle R_{\text{H}}} for hydrogen, named after the Swedish physicist Johannes Rydberg, is a physical constant relating to the electromagnetic spectra of...
    13 KB (2,164 words) - 14:11, 5 May 2024
  • Thumbnail for Rydberg formula
    It was first empirically stated in 1888 by the Swedish physicist Johannes Rydberg, then theoretically by Niels Bohr in 1913, who used a primitive form...
    13 KB (1,893 words) - 18:40, 5 April 2024
  • Thumbnail for Rydberg atom
    Swedish physicist Johannes Rydberg presented a generalized and more intuitive version of Balmer's formula that came to be known as the Rydberg formula. This...
    51 KB (5,769 words) - 17:35, 5 April 2024
  • University of Technology Johannes Rydberg (1854–1919), Swedish physicist and deviser of the Rydberg formula Kaisu-Mirjami Rydberg (1905–1959), Finnish journalist...
    1 KB (163 words) - 22:34, 21 March 2020
  • follows the Rydberg formula, named after the Swedish physicist Johannes Rydberg, and they are called Rydberg states of molecules. Rydberg series are associated...
    8 KB (888 words) - 11:05, 18 April 2023
  • spectral lines for all atoms, as a generalization of an earlier rule by Johannes Rydberg for the hydrogen atom and the alkali metals. The principle states that...
    7 KB (907 words) - 08:07, 13 August 2023
  • Thumbnail for Wavenumber
    Such wavenumbers were first used in the calculations of Johannes Rydberg in the 1880s. The Rydberg–Ritz combination principle of 1908 was also formulated...
    14 KB (1,785 words) - 14:23, 24 April 2024
  • Thumbnail for Rydberg (crater)
    the Mendel-Rydberg Basin, a 630 km wide impact basin of Nectarian age. This feature was named after the Swedish physicist Johannes Rydberg. Andersson...
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  • Thumbnail for Bohr model
    hydrogen. This was further generalized by Johannes Rydberg in 1888, resulting in what is now known as the Rydberg formula. After this, Bohr declared, “everything...
    64 KB (9,057 words) - 02:14, 6 May 2024
  • Thumbnail for History of the periodic table
    (rhenium), 85 (astatine), and 87 (francium). In 1888, Swedish physicist Johannes Rydberg working from the 1885 Balmer formula noticed that the atomic numbers...
    90 KB (10,896 words) - 04:25, 2 May 2024
  • Thumbnail for Theoretical physics
    quantum field theory, string theory. The work of Johann Balmer and Johannes Rydberg in spectroscopy, and the semi-empirical mass formula of nuclear physics...
    24 KB (2,624 words) - 01:23, 30 April 2024
  • initial state n is an integer such that m > n ≥ 2. In 1888 the physicist Johannes Rydberg generalized the Balmer equation for all transitions of hydrogen. The...
    12 KB (1,301 words) - 17:13, 28 March 2024
  • five years Johannes Rydberg came up with an empirical formula that solved the problem, presented first in 1888 and final form in 1890. Rydberg managed to...
    7 KB (966 words) - 17:03, 22 January 2024
  • the Rydberg constant, equal to half the Hartree energy Rydberg correction Rydberg formula Rydberg ionization spectroscopy Rydberg state Heavy Rydberg system...
    659 bytes (65 words) - 18:45, 21 March 2022
  • experimental work. Pre quantum mechanics John Dalton Joseph von Fraunhofer Johannes Rydberg J. J. Thomson Ernest Rutherford Democritus Vaiśeṣika Sūtra Post quantum...
    9 KB (1,123 words) - 15:34, 30 March 2024
  • Thumbnail for Walther Ritz
    theoretical physicist. He is most famous for his work with Johannes Rydberg on the Rydberg–Ritz combination principle. Ritz is also known for the variational...
    8 KB (910 words) - 08:39, 19 February 2024
  • Thumbnail for Johann Jakob Balmer
    formula was later found to be a special case of the Rydberg formula, devised by Johannes Rydberg in 1888: 1 λ   = 4 h ( 1 m 2 − 1 n 2 ) = R H ( 1 m 2...
    6 KB (692 words) - 17:02, 10 January 2024
  • experiment 1887 – Heinrich Rudolf Hertz: Electromagnetic waves 1888 – Johannes Rydberg: Rydberg formula 1889, 1892 – Lorentz-FitzGerald contraction 1893 – Wilhelm...
    20 KB (2,058 words) - 04:40, 9 May 2024
  • constant – Owen Willans Richardson Rayo's number – Agustin Rayo Rydberg constant – Johannes Rydberg Sommerfeld constant – Arnold Sommerfeld Sagan's number –...
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  • Thumbnail for Manne Siegbahn
    the same year. During his education he was secretarial assistant to Johannes Rydberg. In 1908 he studied at the University of Göttingen. He obtained his...
    9 KB (788 words) - 04:53, 5 February 2024
  • physicist – rutherfordium. Johannes Rydberg, Swedish physicist – Rydberg constant, Rydberg formula, Rydberg unit, Rydberg atoms. Herbert John Ryser, American...
    97 KB (9,351 words) - 15:43, 22 March 2024
  • Thumbnail for Edwin Hubble
    Ludwig Boltzmann (Boltzmann constant, Stefan–Boltzmann constant) Johannes Rydberg (Rydberg constant) J. J. Thomson Max Planck (Planck constant) Wilhelm Wien...
    49 KB (5,081 words) - 16:49, 25 April 2024
  • print logarithmic tables. Johannes Rydberg (1854–1919) was a renowned physicist famous for the Rydberg formula and the Rydberg constant. Carl Charlier (1862–1934)...
    63 KB (6,562 words) - 03:16, 25 March 2024
  • where B is a constant Balmer determined is equal to 364.56 nm. In 1888 Johannes Rydberg generalized and greatly increased the explanatory utility of Balmer's...
    78 KB (9,558 words) - 12:24, 8 May 2024
  • Thumbnail for Astrochemistry
    more general Rydberg Formula developed by Johannes Rydberg in 1888, was created to describe the spectral lines observed for hydrogen. Rydberg's work expanded...
    39 KB (4,224 words) - 19:55, 19 January 2024
  • 2022-08-14 at the Wayback Machine nobelprize.org Nomination archive – Johannes Rydberg Archived 2022-05-26 at the Wayback Machine nobelprize.org Nomination...
    27 KB (512 words) - 12:07, 29 April 2024
  • actually ionised helium - helium II. Heinrich Kayser, Carl Runge and Johannes Rydberg found mathematical relations between the wave numbers of emission lines...
    11 KB (1,359 words) - 19:37, 4 September 2023
  • for the only known isotope of oganesson). In 1913, Swedish physicist Johannes Rydberg similarly predicted that the next noble gas after radon would have...
    148 KB (15,105 words) - 22:32, 1 May 2024
  • spark gap source. 1888 Johannes Rydberg Modified the Balmer formula to include the other series of lines, producing the Rydberg formula 1891 Alfred Werner...
    52 KB (270 words) - 00:28, 13 March 2024