Niels Henrik David Bohr was a Danish theoretical physicist who made foundational contributions to understanding atomic structure and quantum theory, for which he received the Nobel Prize in Physics in 1922. He was also a philosopher and a promoter of scientific research. The Nobel Prize in Physics 1922, announced November 9, 1922. Niels Bohr, “for his services in the investigation of the structure of atoms and of the radiation emanating from them”. Niels Bohr: born 1885, Copenhagen, Denmark. Wiki link Data: the Nobel Foundation (CC0).