What nationality was Charles Édouard Guillaume?
French
Swiss
German
Italian
Answer
Swiss physicist Charles Édouard Guillaume (1861-1938) is renowned for his discovery of invar, a nickel-steel alloy with an exceptionally low coefficient of thermal expansion. This breakthrough earned him the Nobel Prize in Physics in 1920. Guillaume's meticulous research and dedication to precision measurements significantly advanced the field of metrology, the science of measurement.
Unraveling the Genius: The Life and Legacy of Charles Édouard Guillaume
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