File:JeanPerrin-Thèse-1897-Fig9.png
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Français : Figure 9 de la thèse de Jean Perrin. Partie du dispositif pour démontrer l'ionisation de l'air par les rayons X. AA et A'A' sont les plaques d'un condensateur. La plaque AA est découpée de telle sorte qu'un disque alpha-béta soit tenu isolé électriquement du reste de la plaque AA.
English: Figure 9 of Jean Perrin's PhD thesis. Part of the experimental setting for demonstrating that air molecules are ionized by X-rays. A alpha-béta disk is cut out of the AA plate and maintained electrically isolated from the rest of the plate AA. |
| Date | |
| Source | PhD Thesis of Jean Perrin (1897) |
| Author | Jean Perrin (1870-1942) |
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This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer. This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929. |
| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | |
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| current | 16:31, 1 January 2019 | | 1,088 × 585 (77 KB) | Popocatomar (talk | contribs) | User created page with UploadWizard |
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