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Hertz
01
ヘルツ
German physicist who with James Franck proved the existence of the stationary energy states postulated by Bohr (1887-1975)
02
ヘルツ
German physicist who was the first to produce electromagnetic waves artificially (1857-1894)
03
ヘルツ
a unit that is used in measurement of the frequency of sound and radio waves
