{"id":143604,"date":"2022-08-04T20:25:24","date_gmt":"2022-08-05T01:25:24","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2022\/08\/high-resolution-laser-resonances-of-antiprotonic-helium-in-superfluid-4he"},"modified":"2022-08-04T20:25:24","modified_gmt":"2022-08-05T01:25:24","slug":"high-resolution-laser-resonances-of-antiprotonic-helium-in-superfluid-4he","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2022\/08\/high-resolution-laser-resonances-of-antiprotonic-helium-in-superfluid-4he","title":{"rendered":"High-resolution laser resonances of antiprotonic helium in superfluid 4He"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/high-resolution-laser-resonances-of-antiprotonic-helium-in-superfluid-4he.jpg\"><\/a><\/p>\n<p>\ud83d\ude33!<\/p>\n<hr>\n<p>The spectral lines of antiprotonic helium atoms are shown to retain their sub-gigahertz linewidth upon submersion in a bath of superfluid helium, enabling the hyperfine structure to be resolved.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\ude33! The spectral lines of antiprotonic helium atoms are shown to retain their sub-gigahertz linewidth upon submersion in a bath of superfluid helium, enabling the hyperfine structure to be resolved.<\/p>\n","protected":false},"author":513,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48],"tags":[],"class_list":["post-143604","post","type-post","status-publish","format-standard","hentry","category-particle-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/143604","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\/513"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=143604"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/143604\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=143604"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=143604"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=143604"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}