Niels Bohr
Bohr, a student of Rutherford's, built upon his teacher's model.
Bohr Orbital Model
Bohr proposed that electrons orbited the nucleus at set distances/energies.
When an atom radiated energy, an electron moved a level closer and when it absorbed energy an electron would move a level further from the nucleus.
When an atom radiated energy, an electron moved a level closer and when it absorbed energy an electron would move a level further from the nucleus.
Picture Source:http://plato.stanford.edu/entries/bohr-correspondence/Figure2a.png