"1819Z"^^ . "1896-09-18Z"^^ . . . "French physicist" . . . . "1819-09-23Z"^^ . "1896Z"^^ . "Armand Hippolyte Louis Fizeau (23 September 1819 \u2013 18 September 1896) was a French physicist, best known for measuring the speed of light in the namesake Fizeau experiment."@en . . . . "Fizeau, Hippolyte"@en . "Hippolyte Fizeau"@en .