Sujet
Heinrich Hertz's oscillator, right, and reflecting metal sheet left, showing the outward and return paths of reflected wave
Légende
Illustration depicting Heinrich Hertz's oscillator, right, and reflecting metal sheet left, showing the outward and return paths of reflected wave. Heinrich Hertz (1857-1894) a German physicist who first conclusively proved the existence of the electromagnetic waves theorised by James Clerk Maxwell's electromagnetic theory of light. Dated 20th century
Date
20e siècle
Crédit
Photo12/Ann Ronan Picture Library
Notre référence
ARP23A18_251
Licence
Droits gérés
Format disponible
60,0Mo (1,1Mo) / 55,4cm x 27,1cm / 6542 x 3205 (300dpi)