Physicists Maria Goeppert Mayer and J. Hans D. Jensen develop a theory of the nucleus as composed of shells of protons and neutrons. It explains why nuclei with certain “magic numbers” of protons and ...

Maria Goeppert Mayer was a physicist at Argonne who developed the nuclear shell model theory, a pivotal discovery that won her a Nobel Prize in 1963. This year marks the 75 th anniversary of the ...

THE successful manner in which the single-particle model of the atomic nucleus has accounted for many nuclear properties is well known to those who follow developments in nuclear physics. This model, ...