island of stability
... that there may be an island of stability with so-called magic numbers of protons and neutrons?
... that there may be an <b id="mwA_8"><a href="./Island_of_stability" id="mwBAA" rel="mw:WikiLink" title="Island of stability">island of stability</a></b> with so-called <a href="./Magic_number_(physics)" id="mwBAE" rel="mw:WikiLink" title="Magic number (physics)">magic numbers</a> of protons and neutrons?