{"id":246494,"date":"2026-11-04T06:37:07","date_gmt":"2026-11-04T12:37:07","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/11\/a-rare-radioactive-element-reveals-a-hidden-secret-about-the-heaviest-atoms"},"modified":"2026-11-04T06:37:07","modified_gmt":"2026-11-04T12:37:07","slug":"a-rare-radioactive-element-reveals-a-hidden-secret-about-the-heaviest-atoms","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/11\/a-rare-radioactive-element-reveals-a-hidden-secret-about-the-heaviest-atoms","title":{"rendered":"A Rare Radioactive Element Reveals a Hidden Secret About the Heaviest Atoms"},"content":{"rendered":"\n<p><strong>Using advanced laser spectroscopy on extremely rare radioactive material, researchers have uncovered new insights into the structure of heavy atomic nuclei.<\/strong><\/p>\n<p>The nucleus of fermium-255 is far from spherical. Scientists have now determined its shape for the first time, finding that it is strongly elongated, much like a rugby ball. The high-precision measurements, published in <em><i>Physical Review Letters<\/i><\/em>, also correct earlier nuclear data and provide new evidence supporting theoretical models of the heaviest elements.<\/p>\n<p>Fermium-255 contains 100 protons and 155 neutrons. In such heavy nuclei, the electrical repulsion between positively charged protons creates conditions that can lead to spontaneous fission, in which a nucleus splits into smaller fragments. Nuclear shape influences this process, making it a critical factor in predicting whether even heavier, potentially longer-lived elements can exist.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Using advanced laser spectroscopy on extremely rare radioactive material, researchers have uncovered new insights into the structure of heavy atomic nuclei. The nucleus of fermium-255 is far from spherical. Scientists have now determined its shape for the first time, finding that it is strongly elongated, much like a rugby ball. The high-precision measurements, published in [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1635,48],"tags":[],"class_list":["post-246494","post","type-post","status-publish","format-standard","hentry","category-materials","category-particle-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/246494","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=246494"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/246494\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=246494"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=246494"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=246494"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}