{"id":175330,"date":"2023-11-02T21:23:27","date_gmt":"2023-11-03T02:23:27","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2023\/11\/optical-fiber-based-single-photon-light-source-at-room-temperature-for-next-generation-quantum-processing"},"modified":"2023-11-02T21:23:27","modified_gmt":"2023-11-03T02:23:27","slug":"optical-fiber-based-single-photon-light-source-at-room-temperature-for-next-generation-quantum-processing","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2023\/11\/optical-fiber-based-single-photon-light-source-at-room-temperature-for-next-generation-quantum-processing","title":{"rendered":"Optical fiber\u2013based, single-photon light source at room temperature for next-generation quantum processing"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/optical-fiber-based-single-photon-light-source-at-room-temperature-for-next-generation-quantum-processing2.jpg\"><\/a><\/p>\n<p>Quantum-based systems promise faster computing and stronger encryption for computation and communication systems. These systems can be built on fiber networks involving interconnected nodes which consist of qubits and single-photon generators that create entangled photon pairs.<\/p>\n<p>In this regard, rare-earth (RE) atoms and ions in <a href=\"https:\/\/phys.org\/tags\/solid-state+materials\/\" rel=\"tag\" class=\"\">solid-state materials<\/a> are highly promising as <a href=\"https:\/\/phys.org\/tags\/single-photon\/\" rel=\"tag\" class=\"\">single-photon<\/a> generators. These materials are compatible with fiber networks and emit photons across a broad range of wavelengths. Due to their wide spectral range, optical fibers doped with these RE elements could find use in various applications, such as free-space telecommunication, fiber-based telecommunications, quantum random number generation, and high-resolution image analysis. However, so far, single-photon light sources have been developed using RE-doped crystalline materials at cryogenic temperatures, which limits the practical applications of quantum networks based on them.<\/p>\n<p>In a study <a href=\"http:\/\/dx.doi.org\/10.1103\/PhysRevApplied.20.044038\">published<\/a> in <i>Physical Review Applied<\/i> on 16 October 2023, a team of researchers from Japan, led by Associate Professor Kaoru Sanaka from Tokyo University of Science (TUS) has successfully developed a single-photon light source consisting of doped ytterbium ions (Yb<sup>3+<\/sup>) in an amorphous silica <a href=\"https:\/\/phys.org\/tags\/optical+fiber\/\" rel=\"tag\" class=\"\">optical fiber<\/a> at room temperature. This newly developed single-photon light source eliminates the need for expensive cooling systems and has the potential to make quantum networks more cost-effective and accessible.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Quantum-based systems promise faster computing and stronger encryption for computation and communication systems. These systems can be built on fiber networks involving interconnected nodes which consist of qubits and single-photon generators that create entangled photon pairs. In this regard, rare-earth (RE) atoms and ions in solid-state materials are highly promising as single-photon generators. These materials [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1523,1625,1617],"tags":[],"class_list":["post-175330","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\/175330","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=175330"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/175330\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=175330"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=175330"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=175330"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}