• Thumbnail for Crookes tube
    A Crookes tube (also Crookes–Hittorf tube) is an early experimental electrical discharge tube, with partial vacuum, invented by English physicist William...
    33 KB (4,108 words) - 15:12, 30 August 2024
  • Thumbnail for Julius Plücker
    rays. Plücker, first by himself and afterwards in conjunction with Johann Hittorf, made many important discoveries in the spectroscopy of gases. He was the...
    10 KB (1,047 words) - 09:09, 13 September 2024
  • Thumbnail for Thermionic emission
    had a positive charge. Other early contributors included Johann Wilhelm Hittorf (1869–1883), Eugen Goldstein (1885), and Julius Elster and Hans Friedrich...
    32 KB (3,564 words) - 15:56, 26 August 2024
  • Thumbnail for Quantum mechanics
    glass tube containing gas at low pressure. Julius Plücker, Johann Wilhelm Hittorf and Eugen Goldstein carried on and improved upon Faraday's work, leading...
    98 KB (12,084 words) - 11:03, 1 August 2024
  • Thumbnail for Plasmodiophore
    Polymyxa G.A. Ledingham 1939 Plasmodiophora Woronin 1877 Pseudoligniera Hittorf et al. 2020 Sorodiscus G. Lagerheim & Ø. Winge 1912 Sorosphaerula J. Schröt...
    15 KB (1,269 words) - 23:16, 28 July 2024
  • Thumbnail for Phosphide
    pentaphosphide", which consists of a polymeric polyphosphide related to Hittorf's phosphorus. Several polyphosphides contain the cluster P3− 11 ions and...
    9 KB (990 words) - 19:28, 11 May 2024
  • Discharge in Rarefied Gases: The Dominion of Experiment. Faraday. Plücker. Hittorf". No Truth Except in the Details. Boston Studies in the Philosophy of Science...
    15 KB (1,758 words) - 18:14, 28 June 2024
  • Thumbnail for David Edward Hughes
    from the original (PDF) on 13 September 2016. Retrieved 17 December 2012.{{cite web}}: CS1 maint: archived copy as title (link) Acović, Dragomir (2012)....
    26 KB (2,199 words) - 09:31, 11 September 2024
  • Thumbnail for Electron diffraction
    Wilhelm Hittorf found that a solid body placed between the cathode and the phosphorescence would cast a shadow on the tube wall, e.g. Figure 3. Hittorf inferred...
    141 KB (15,534 words) - 19:06, 30 July 2024
  • Thumbnail for Selinunte
    name “Temple of Empedocles” was given to it in 1824 by the excavator, Hittorf, because he thought it had been dedicated to him for his good deed of draining...
    56 KB (7,745 words) - 14:39, 15 August 2024