Died 1896-09-18.
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Hippolyte Fizeau
Armand Hippolyte Louis Fizeau was a French physicist who, in 1849, measured the speed of light to within 5% accuracy. In 1851, he measured the speed of light in moving water in an experiment known as the Fizeau experiment.
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science · French physicist · physicist · astronomer · engineer · daguerreotypist · photographer · also Hippolyte Fizeau, Armand Hippolyte Louis Fizeau, Louis Armand Hippolyte Fizeau, A. H. L. Fizeau, Hippolyte Louis Fizeau, Armand-Hippolyte-Louis Fizeau
Born 23 September 1819 · Died 18 September 1896 · Q216814
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1896· 1 entry
1878· 1 entry
Career landmark: president of the French Academy of Sciences (1878–1878).
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1875· 1 entry
Awarded Foreign Member of the Royal Society (1875).
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1866· 1 entry
Won Rumford Medal (1866).
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1864· 1 entry
That the "speed of a light wave be used as a length standard"
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1860· 1 entry
And a member of the Bureau des Longitudes in 1878
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1853· 1 entry
Fizeau described the use of a capacitor (sometimes termed a "condenser") as a means to increase the efficiency of the induction coil
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1851· 1 entry
Measured the speed of light in moving water in an experiment known as the Fizeau experiment
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1850· 1 entry
Measured the relative speeds of light in air and water using a rotating mirror; however, Foucault independently achieved the same result seven weeks earlier
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1849· 3 entries
Awarded Knight of the Legion of Honour (1849).
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Fizeau calculated a value for the speed of light to a better precision than the previous value determined by Ole Rømer in 1676
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Measured the speed of light to within 5% accuracy
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1848· 1 entry
Predicted the redshifting of electromagnetic waves
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1842· 1 entry
Studied at Collège de France (1842).
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1841· 1 entry
Studied at Paris Medical Faculty (1840–1841).
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1840· 1 entry
Studied at Collège Stanislas de Paris (1840).
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1819· 1 entry
Born 1819-09-23.
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