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jan 1, 1905 - Albert Einstein Discovery

Description:

Einstein discovered the atomic theory.
He explained the photoelectric effect using his theory of quanta. He showed that when quanta of light energy strikes atoms in the metal, the quanta forces the atoms to release electrons. Einstein's work helped justify quantum theory.

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history of the atom

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22 Nov 2022
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Date:

jan 1, 1905
Now
~ 120 years ago
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