"N" rays : a collection of papers communicated to the Academy of Sciences : with additional notes and instructions for the construction of phosphorescent screens / by R. Blondlot ; translated by J. Garcin.

  • Blondlot, R. (René), 1849-1930.
Date:
1905
Catalogue details

Licence: Public Domain Mark

Credit: "N" rays : a collection of papers communicated to the Academy of Sciences : with additional notes and instructions for the construction of phosphorescent screens / by R. Blondlot ; translated by J. Garcin. Source: Wellcome Collection.

Provider: This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.

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    PRELIMINARY NOTICE The present volume contains the memoirs on the subject of N rays, communicated to the Academy of Sciences by Prof. R. Blondlot. The papers have been reprinted exactly as they were originally published in the Comptes Rendus of the Academy. The notes at the end were added later, with the object of throw- ing light on certain points which were obscure at the time the papers were communicated to the Academy. The title of the first memoir in this collec- tion, On the Polarization of ' X ' Rays, will hardly cause astonishment when it is realized that the study of the X rays led the author to recognize the existence of radiations of a totally different character. To these he gave the name of N rays. Before the distinction of these two kinds of radiation was made,