アルベルト・アインシュタインのインスタグラム(alberteinstein) - 8月22日 22時00分

Have you heard of the 'Zeeman effect'? Pieter Zeeman was awarded the 1902 Nobel Prize in Physics for his research into the influence of magnetism upon radiation phenomena.

Photo: Albert Einstein and Paul Ehrenfest visiting Zeeman at his laboratory in Amsterdam, 1920s.

via @nobelprize_org

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