- Hittorf rays
- Hittorf rays Hit"torf rays (Elec.) Rays (chiefly cathode rays) developed by the electric discharge in Hittorf tubes. [Webster 1913 Suppl.]
The Collaborative International Dictionary of English. 2000.
Hittorf rays
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Hittorf, Johann Wilhelm — ▪ German physicist born March 27, 1824, Bonn, Prussia [now in Germany] died Nov. 28, 1914, Münster, Ger. German physicist who first computed the electricity carrying capacity of charged atoms and molecules (ions), an important factor in… … Universalium
Johann Wilhelm Hittorf — Infobox Scientist name = Johann Wilhelm Hittorf box width = image width =150px caption = Johann Wilhelm Hittorf birth date = March 27, 1824 birth place = Bonn death date = November 28, 1914 death place = Münster residence = citizenship =… … Wikipedia
X-Rays — Röntgenstrahlung bezeichnet elektromagnetische Wellen einer Photonenenergie zwischen ungefähr 100 eV und 250 keV und von Wellenlängen zwischen 10 8 und 10 12 m. Röntgenstrahlen liegen im elektromagnetischen Spektrum zwischen dem ultravioletten… … Deutsch Wikipedia
X-ray — [ 22 December 1895 and presented to Professor Ludwig Zehnder of the Physik Institut, University of Freiburg, on 1 January 1896. The dark oval on the third finger is a shadow produced by her ring. [cite book last = Kevles first =Bettyann Holtzmann … Wikipedia
Wilhelm Röntgen — Wilhelm Conrad Röntgen Born Wilhelm Conrad Röntgen 27 March 1845(1845 03 27) Lennep, Germany … Wikipedia
Crookes tube — A Crookes tube. The electrons travel in straight lines from the cathode on the left, shown by the shadow cast by the cross on the fluorescence on the righthand wall. The anode is at the bottom. A Crookes tube is an early experimental electrical… … Wikipedia
atom — /at euhm/, n. 1. Physics. a. the smallest component of an element having the chemical properties of the element, consisting of a nucleus containing combinations of neutrons and protons and one or more electrons bound to the nucleus by electrical… … Universalium
Wilhelm Conrad Röntgen — Infobox Scientist name = Wilhelm Röntgen box width = 300px image width = 220px caption = Wilhelm Conrad Röntgen birth date = birth date|1845|3|27|df=y birth place = Lennep, Prussia death date = Death date and age|df=yes|1923|2|10|1845|3|27 death… … Wikipedia
Tube de Crookes — Photo d un tube de Crookes. Les électrons circulent en ligne droite de la cathode, sur la gauche, mise en évidence par l ombre portée de la croix sur la paroi fluorescente, à droite. L anode est en bas. Un tube de Crookes est un des premiers… … Wikipédia en Français
Electron — For other uses, see Electron (disambiguation). Electron Experiments with a Crookes tube first demonstrated the particle nature of electrons. In this illustration, the profile of the cross shaped target is projected against the tube face at right… … Wikipedia
