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Essai sur le rôle des ondes hertziennes en astronomie physique et sur diverses questions qui s'y rattachent

Essai sur le rôle des ondes hertziennes en astronomie physique et sur diverses questions qui s'y rattachent

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Essai sur le rôle des ondes hertziennes en astronomie physique et sur diverses questions qui s'y rattachent

by NORDMANN, Charles

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About This Item

Paris, Gauthier-Villars, 1903. *** Edition originale. Charles Nordmann (1881-1940) astronome à l'Observatoire de Nice a été un précurseur de la radioastronomie. Il chercha à détecter les ondes radio émises par le Soleil. Il mena son expérience sur le glacier des Bossons, au Mont Blanc à 3100 mètres d'altitude, au mois de septembre 1901. Malheureusement il effectua ces mesures pendant une période d'activité solaire minimum, et les résultats furent négatifs. Dans sa thèse, soutenue en 1903, il décrivait l'expérience négative du Mont Blanc, tout en considérant comme "infiniment probable l'émission par le Soleil d'ondes électriques". Il faudra attendre 1942, pour que cela soit prouvé. Illustré par 16 figures intercalées dans le texte. Thèse présentée à la Faculté des Sciences de Paris pour obtenir le grade de docteur es sciences physiques. Soutenues le 13 juin 1903 devant la Commission d'Examen, Henri Poincaré président. Dos de la brochure sommairement renforcée. *** In-4 de (4), 148, (4) pp. Broché, couverture imprimée. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * First edition. Charles Nordmann (1881-1940), astronomer at the Nice Observatory, was a pioneer of radio astronomy. He sought to detect radio waves emitted by the Sun. In September 1901, he conducted his experiment on the Bossons glacier on Mont Blanc, at an altitude of 3100 meters. Unfortunately, he carried out the measurements during a period of minimum solar activity, and the results were negative. In his thesis, defended in 1903, he described the negative experience at Mont Blanc, but considered it "infinitely probable that the Sun emits electric waves". This was not proven until 1942. Illustrated with 16 figures in the text. Thesis presented to the Paris Faculty of Science to obtain the degree of Doctor of Physical Sciences, Henri Poincaré president. Spine of brochure roughly strengthened. - -.

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Bookseller
Hugues de Latude FR (FR)
Bookseller's Inventory #
11117
Title
Essai sur le rôle des ondes hertziennes en astronomie physique et sur diverses questions qui s'y rattachent
Author
NORDMANN, Charles
Book Condition
Used
Quantity Available
1
Publisher
Paris, Gauthier-Villars, 1903
Keywords
SCIENCES-ASTRONOMIE---SCIENCE-ASTRONOMY--livres relies-librairie-livre ancien-livres anciens-antiquarian books-hugues de latude

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Hugues de Latude

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About Hugues de Latude

I specialize in antiquarian books : early printed books, incunabula, illustrated, science, medecine, natural history... I have been a bookseller since 1988 and I mostly go for books I have never seen.

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Spine
The outer portion of a book which covers the actual binding. The spine usually faces outward when a book is placed on a shelf....
First Edition
In book collecting, the first edition is the earliest published form of a book. A book may have more than one first edition in...
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