Niels Bohr, a Danish physicist who expanded quantum physics, died in 1962 at the age of 77.
Niels Bohr was born in Copenhagen, Denmark, on October 7, 1885, to mother Ellen Adler, a prosperous Jewish banking family, and father Christian Bohr, a noted physiology scholar. By 1911, the young Bohr had earned his master's and PhD in physics from Copenhagen University. Bohr was first confronted with the consequences of Planck's quantum theory of radiation in this study.
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