Marie Alfred Cornu
The Columbia Encyclopedia, Sixth Edition
Marie Alfred Cornu , 1841-1902, French physicist. From 1867 he was professor at the École polytechnique, Paris. He measured the velocity of light and made important contributions to spectrum analysis, astronomy, and optics. Cornu's spiral, a curve for calculating light intensities in Fresnel diffraction, is named for him.
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The Columbia Encyclopedia, Sixth Edition. Copyright 2008 Columbia University Press
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