The electron (blue) orbits the nucleus (red) -- and its orbit encloses many other atoms of the Bose-Einstein-condensate (green). Disclaimer: AAAS and EurekAlert! are not responsible for the ...
208 Pb is a very special atom. When the number of protons or neutrons is what we call a 'magic' number, those nucleons form a fully occupied shell. An atom in which both the protons and the ...
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