{"id":180660,"date":"2024-01-17T04:23:57","date_gmt":"2024-01-17T10:23:57","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2024\/01\/quantum-ping-pong-two-atoms-can-be-made-to-bounce-a-single-photon-back-and-forth-with-high-precision"},"modified":"2024-01-17T04:23:57","modified_gmt":"2024-01-17T10:23:57","slug":"quantum-ping-pong-two-atoms-can-be-made-to-bounce-a-single-photon-back-and-forth-with-high-precision","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2024\/01\/quantum-ping-pong-two-atoms-can-be-made-to-bounce-a-single-photon-back-and-forth-with-high-precision","title":{"rendered":"\u2018Quantum ping-pong\u2019: Two atoms can be made to bounce a single photon back and forth with high precision"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/quantum-ping-pong-two-atoms-can-be-made-to-bounce-a-single-photon-back-and-forth-with-high-precision2.jpg\"><\/a><\/p>\n<p>Atoms can absorb and reemit light\u2014this is an everyday phenomenon. In most cases, however, an atom emits a light particle in all possible directions\u2014recapturing this photon is, therefore, quite hard.<\/p>\n<p>A research team from TU Wien in Vienna (Austria) has now been able to demonstrate theoretically that using a special lens, a <a href=\"https:\/\/phys.org\/tags\/single+photon\/\" rel=\"tag\" class=\"\">single photon<\/a> emitted by one atom can be guaranteed to be reabsorbed by a second atom. This second atom not only absorbs the photon though, but directly returns it back to the first atom. That way, the <a href=\"https:\/\/phys.org\/tags\/atoms\/\" rel=\"tag\" class=\"\">atoms<\/a> pass the photon to each other with pinpoint accuracy again and again\u2014just like in ping-pong.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Atoms can absorb and reemit light\u2014this is an everyday phenomenon. In most cases, however, an atom emits a light particle in all possible directions\u2014recapturing this photon is, therefore, quite hard. A research team from TU Wien in Vienna (Austria) has now been able to demonstrate theoretically that using a special lens, a single photon emitted [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48,1617],"tags":[],"class_list":["post-180660","post","type-post","status-publish","format-standard","hentry","category-particle-physics","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/180660","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=180660"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/180660\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=180660"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=180660"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=180660"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}