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John Dalton wrote his atomic theory.
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J.J. Thomson discovers the electron.
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Ernest Rutherford conducts his gold foil experiment.
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Niels Bohr develops his version of the atomic model.
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Albert Einstein developed his general theory of relativity.
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Louis de Broglie postulated the wave nature of electrons.
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Werner Heisenberg makes a breakthrough in quantum mechanics.
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Erwin Schrodinger published a paper that is now known as the Schrodinger Equation.
