Noun
German physicist who studied cathode rays (1862-1947)
Source: WordNetPhilipp Lenard also contributed a great deal to cathode ray theory, winning the Nobel prize for physics in 1905 for his research on cathode rays and their properties. Source: Internet
In 1902 Philipp Lenard discovered that the energy of these ejected electrons did not depend on the intensity of the incoming light, but instead on its frequency. Source: Internet
Philipp Lenard, though, did not realize that he was producing X-rays. Source: Internet
The second was announced first by Philipp Lenard in 1900. Source: Internet