{"id":173648,"date":"2023-10-06T17:38:00","date_gmt":"2023-10-06T22:38:00","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2023\/10\/scientists-develop-a-semi-device-independent-randomness-free-test-for-quantum-correlation"},"modified":"2023-10-06T17:38:00","modified_gmt":"2023-10-06T22:38:00","slug":"scientists-develop-a-semi-device-independent-randomness-free-test-for-quantum-correlation","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2023\/10\/scientists-develop-a-semi-device-independent-randomness-free-test-for-quantum-correlation","title":{"rendered":"Scientists develop a semi-device independent, randomness-free test for quantum correlation"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/scientists-develop-a-semi-device-independent-randomness-free-test-for-quantum-correlation3.jpg\"><\/a><\/p>\n<p>In a new <a href=\"https:\/\/doi.org\/10.1103\/PhysRevLett.131.130201\">Physical Review Letters<\/a> study, scientists have successfully presented a proof of concept to demonstrate a randomness-free test for quantum correlations and non-projective measurements, offering a groundbreaking alternative to traditional quantum tests that rely on random inputs.<\/p>\n<p>\u201cQuantum correlation\u201d is a fundamental phenomenon in <a href=\"https:\/\/phys.org\/tags\/quantum+mechanics\/\" rel=\"tag\" class=\"\">quantum mechanics<\/a> and one that is central to quantum applications like communication, cryptography, computing, and information processing.<\/p>\n<p>Bell\u2019s inequality, or Bell\u2019s theory, named after physicist John Stewart Bell, is the standard test used to determine the nature of correlation. However, one of the challenges with using Bell\u2019s theorem is the requirement of seed <a href=\"https:\/\/phys.org\/tags\/randomness\/\" rel=\"tag\" class=\"\">randomness<\/a> for selecting measurement settings.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In a new Physical Review Letters study, scientists have successfully presented a proof of concept to demonstrate a randomness-free test for quantum correlations and non-projective measurements, offering a groundbreaking alternative to traditional quantum tests that rely on random inputs. \u201cQuantum correlation\u201d is a fundamental phenomenon in quantum mechanics and one that is central to quantum [\u2026]<\/p>\n","protected":false},"author":661,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1523,1625,1617],"tags":[],"class_list":["post-173648","post","type-post","status-publish","format-standard","hentry","category-computing","category-encryption","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/173648","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\/661"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=173648"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/173648\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=173648"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=173648"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=173648"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}