• Thumbnail for Grotrian diagram
    A Grotrian diagram, or term diagram, shows the allowed electronic transitions between the energy levels of atoms. They can be used for one-electron and...
    3 KB (192 words) - 18:59, 21 November 2024
  • A diagram is a symbolic representation of information using visualization techniques. Diagrams have been used since prehistoric times on walls of caves...
    16 KB (1,045 words) - 06:35, 5 March 2025
  • Baronetage of the United Kingdom Grotrian diagram, in chemistry Grotrian-Steinweg, a German piano brand known as Grotrian in the U.S. This disambiguation...
    532 bytes (95 words) - 01:42, 10 March 2021
  • Thumbnail for Jablonski diagram
    followed by phosphorescence. Franck–Condon principle Grotrian diagram (for atoms) “Jablonski Diagram.” 2006. In IUPAC Compendium of Chemical Terminoloy...
    4 KB (457 words) - 21:09, 29 May 2025
  • Thumbnail for Walter Grotrian
    Grotrian (21 April 1890 in Aachen; † 3 March 1954 in Potsdam) was a German astronomer and astrophysicist. In 1928 he introduced the Grotrian diagram in...
    2 KB (129 words) - 11:25, 9 July 2024
  • Grotrian diagram of a quantum 3-level system with characteristic transition frequencies, ω {\displaystyle \omega } 12 and ω {\displaystyle \omega } 13...
    5 KB (522 words) - 20:12, 10 March 2024
  • Thumbnail for Doubly ionized oxygen
    A Grotrian diagram of doubly ionized oxygen: forbidden transitions in the visible spectrum are shown in green....
    2 KB (271 words) - 20:48, 29 December 2024
  • Thumbnail for Diffuse series
    Grotrian diagram for sodium. The diffuse series is due to the 3p-nd transitions shown here in blue....
    15 KB (1,826 words) - 11:43, 5 January 2025
  • Grotrian diagram for sodium. Sharp series is due to 3p-mS transitions shown here in purple....
    11 KB (1,401 words) - 08:25, 8 April 2025
  • Grotrian diagram for sodium. Fundamental series is due to 3D-mF transitions shown here in cyan (green)....
    10 KB (998 words) - 13:06, 24 May 2025
  • Witten Grosch's law – Herbert Reuben John Grosch Grotrian diagram – Walter Robert Wilhelm Grotrian Grotthuss chain – Christian Johann Dietrich Theodor...
    72 KB (6,888 words) - 03:23, 23 June 2025
  • Thumbnail for Principal series (spectroscopy)
    Grotrian diagram for sodium. The principal series is due to the 3s-np transitions shown here in red....
    2 KB (271 words) - 11:43, 5 January 2025
  • Thumbnail for Stellar corona
    ionized iron (Fe-XIV, or Fe13+). Bengt Edlén, following the work of Walter Grotrian in 1939, first identified the coronal spectral lines in 1940 (observed...
    62 KB (7,712 words) - 02:41, 19 June 2025
  • Thumbnail for SWEAP
    presence of a new element they called "coronium." In the late 1930s, Walter Grotrian and Bengt Edlén postulated instead that these spectra were from highly...
    12 KB (1,367 words) - 10:47, 5 February 2025
  • Walter Gear Walter Gerlach Walter Gilbert Walter Gordon (physicist) Walter Grotrian Walter Guyton Cady Walter H. Schottky Walter Heitler Walter Herrmann (physicist)...
    11 KB (1,177 words) - 03:39, 17 June 2025
  • Thumbnail for Hull and Barnsley Railway
    Railway., A History of Hull Railways, G. G. MacTurk, Chapter XV (F. B Grotrian) The plans finally found fruition in 1880 in the charge of Col. Gerald...
    102 KB (13,008 words) - 01:21, 24 January 2025