What was Charles Édouard Guillaume's nationality?
French
Swiss
German
Italian
Answer
Swiss physicist Charles Édouard Guillaume was awarded the Nobel Prize in Physics in 1920 for his discovery of anomalies in nickel-steel alloys, which led to the development of invar, a material with a very low coefficient of thermal expansion. Guillaume's work had a significant impact on the development of precision instruments and timekeeping devices.
Unraveling the Genius: The Life and Legacy of Charles Édouard Guillaume
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