{"id":192499,"date":"2024-07-07T20:25:08","date_gmt":"2024-07-08T01:25:08","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2024\/07\/exploring-the-possibility-of-probing-fundamental-spacetime-symmetries-via-gravitational-wave-memory"},"modified":"2024-07-07T20:25:08","modified_gmt":"2024-07-08T01:25:08","slug":"exploring-the-possibility-of-probing-fundamental-spacetime-symmetries-via-gravitational-wave-memory","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2024\/07\/exploring-the-possibility-of-probing-fundamental-spacetime-symmetries-via-gravitational-wave-memory","title":{"rendered":"Exploring the possibility of probing fundamental spacetime symmetries via gravitational wave memory"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/exploring-the-possibility-of-probing-fundamental-spacetime-symmetries-via-gravitational-wave-memory3.jpg\"><\/a><\/p>\n<p>As predicted by the theory of general relativity, the passage of gravitational waves can leave a measurable change in the relative positions of objects. This physical phenomenon, known as gravitational wave memory, could potentially be leveraged to study both gravitational waves and spacetime.<\/p>\n<p>Researchers at Gran Sasso Science Institute (GSSI) and the International School for Advanced Studies (SISSA) recently carried out a study exploring the possibility of using gravitational wave memory to measure spacetime symmetries, fundamental properties of spacetime that remain the same following specific transformations. Their paper, <a href=\"https:\/\/link.aps.org\/doi\/10.1103\/PhysRevLett.132.241401\" target=\"_blank\">published<\/a> in <i>Physical Review Letters<\/i>, suggests that these symmetries could be probed via the observation of displacement and spin memory.<\/p>\n<p>\u201cFor a long time, I was curious about the phenomenon of gravitational wave memory and the connection of the associated low energy physics with <a href=\"https:\/\/phys.org\/tags\/quantum+mechanics\/\" rel=\"tag\" class=\"\">quantum mechanics<\/a>,\u201d Boris Goncharov, co-author of the paper, told Phys.org. \u201cI first heard about Weinberg\u2019s soft graviton theorem from Prof. Paul Lasky at Monash University in Australia, during my Ph.D, when discussing gravitational wave memory. Then I learned about the so-called \u201d Infrared Triangle\u2019 that connects the soft theorem with gravitational wave memory and symmetries of spacetime at infinity from gravitational wave sources.\u201d<\/p>\n","protected":false},"excerpt":{"rendered":"<p>As predicted by the theory of general relativity, the passage of gravitational waves can leave a measurable change in the relative positions of objects. This physical phenomenon, known as gravitational wave memory, could potentially be leveraged to study both gravitational waves and spacetime. Researchers at Gran Sasso Science Institute (GSSI) and the International School for [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1617],"tags":[],"class_list":["post-192499","post","type-post","status-publish","format-standard","hentry","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/192499","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=192499"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/192499\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=192499"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=192499"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=192499"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}