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March 22 1868 and Died: December 19 1953

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Earned his doctorate degree at Columbia University in 1895, and became a full professor at Chicago University in 1910.

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Earned his doctorate degree at Columbia University in 1895, and became a full professor at Chicago University in 1910.

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In 1921 Millikan  became the director of the Norman Bridge Laboratory of Physics

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In 1921 Millikan  became the director of the Norman Bridge Laboratory of Physics

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The Oil Drop experiment was preformed in the summer of 1913

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The Oil Drop experiment was preformed in the summer of 1913

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He put negatively charged oil droplets between two charged plates, then switched the voltage on the plates to see how it affected the droplets rate of fall.

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The reason why oil was so useful was because water tends to evaporate too quickly.

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Set the foundation for Electron research.

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Set the foundation for Electron research.

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And methods are still used today

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Heavily contributed to the understanding of the structure of an atom and atomic theory

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Heavily contributed to the understanding of the structure of an atom and atomic theory

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By preforming his "Oil Drop Experiment"

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Preformed experiments to find the quantity of an electron’s charge.

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Preformed experiments to find the quantity of an electron’s charge.

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-"Robert Millikan." Britannica.com, www.britannica.com/biography/Robert-Millikan, 18 Mar. 2020, www.britannica.com/biography/Robert-Millikan.

-Ms. Neves 4.2 "Atomic Structure" power point

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Also did research in cosmetic ray physics.

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Also did research in cosmetic ray physics.

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Did ground-breaking research in the study of elementary electronic charge and the photoelectric charge. 

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Did ground-breaking research in the study of elementary electronic charge and the photoelectric charge. 