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Niels Bohr is primarily known for his pioneering work in the field of atomic theory Born on October 7th 1885 in Copenhagen His father Christian Bohr a famous physiologist and mother Ellen recognized his great abilities and special gifts early in life that they provided Niels with the best education possible After graduating High school first in his class Bohr studied at the University of Copenhagen in1903 Bohr won a gold medal from the Royal Danish Academy of Sciences for his theoretical analysis of vibrations of water jets as a means of determining surface tension Bohr received his Masters degree from the University of Copenhagen in 1909 and his doctorate in 1911 with a thesis Studies on the electron theory of metals Also at the university he met his future wife Margrethe Norlund They were married on August 1st 1912 After college Bohr then went on to study at Cambridge under JJ Thompson then to Manchester under Rutherford Rutherford was much more recept ive to Bohrs new ideas and the two of them formed a very close personal and working relationship which resulted in Bohr producing his theory of the hydrogen atom in 1913 at the age of 27 In 1911 Rutherford had postulated an atomic model which described the hydrogen atom as a small heavy nucleus surrounded by an electron in a fixed circular orbit around it Bohr modified the Rutherford model by requiring that the electrons move in orbits of fixed size and energy Niels Bohr proposed a model for the hydrogen atom that explained the spectrum of the hydrogen atom The Bohr model was based on the following assumptions The Bohr Model of the Atom 1The electron in a hydrogen atom travels around the nucleus in a circular orbit 2The energy of the electron in an orbit is proportional to its distance from the nucleus The further the electron is from the nucleus the more energy it
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