File:Manuel de radioscopie et de radiographie par l'emploi des rayons X (1900) (14757037105).jpg

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Identifier: manuelderadiosco00brun (find matches)
Title: Manuel de radioscopie et de radiographie par l'emploi des rayons X
Year: 1900 (1900s)
Authors: Brunel, Georges, 1861-
Subjects: X-rays X-Rays
Publisher: Paris : Librairie Bernard Tignol, Publications de la librairie de l'Ecole centrale des Arts et Manufactures
Contributing Library: Francis A. Countway Library of Medicine
Digitizing Sponsor: Open Knowledge Commons and Harvard Medical School

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Fig. 18. — Etincelle en écheveau (interrupteur Wehnelt). appareils locaux), le pôle positif X est relié à lune desbornes de linducteur de la bobine de Ruhmkorff ; lautre ex-trémité de linducteur est fixée à un fil qui se rend au pôlepositif (platine) de la cuve élecfrolytique (interrupteur). Lepôle négatif est relié à un rhéostat, puis au pôle négatif de lacuve (plomb). — 40 — Linduit de la bobine est relié au tube de Crookes qui pro-duit des rayons X. Cet interrupteur nest pratique que lors-uon emploie des courants élevés, parce quil absorbe jusquà70 0/0 de lénergie de la source électrique. Les étincelles que lon obtient avec cet appareil sont corn-
Text Appearing After Image:
Fig. 19. Rhéostat. plètement différentes des autres. Ainsi, nous reproduisons,,daprès des photographies, létincelle produite par une bobinemunie dun interrupteur ancien modèle, et une étincelleobtenue avec la cuve électrolytique du docteur Wehnelt, onpourra juger de la différence (Fig. 17 et 18). Cet interrupteur convient bien pour le radioscopie, il per-met une production constante de rayons X.

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  • bookid:manuelderadiosco00brun
  • bookyear:1900
  • bookdecade:1900
  • bookcentury:1900
  • bookauthor:Brunel__Georges__1861_
  • booksubject:X_rays
  • bookpublisher:Paris___Librairie_Bernard_Tignol__Publications_de_la_librairie_de_l_Ecole_centrale_des_Arts_et_Manufactures
  • bookcontributor:Francis_A__Countway_Library_of_Medicine
  • booksponsor:Open_Knowledge_Commons_and_Harvard_Medical_School
  • bookleafnumber:43
  • bookcollection:medicalheritagelibrary
  • bookcollection:francisacountwaylibrary
  • bookcollection:americana
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27 July 2014

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