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mar 22, 1868 - Robert Millikan

Description:

He was an American experimental physicist who conducted the oil drop experiment, the oil drop experiment determined the size of the charge on an electron. He also determined that there was a smallest 'unit' charge, or that charge is 'quantized'.

Added to timeline:

22 Oct 2018
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Date:

mar 22, 1868
Now
~ 157 years ago