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People who study "Atomic physics" investigate the arrangement of electrons around the nucleus and the processes by which these arrangements change.
Why study "Atomic physics"? develop nuclear power and weapons, understand atoms as an isolated system of electrons and an atomic nucleus.
Niels Bohr, Ernest Rutherford, John Dalton are a few specialists of "Atomic physics".
Some questions in "Atomic physics" involve Isolated atoms, Electronic configuration.
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