{"id":225397,"date":"2025-11-19T02:05:37","date_gmt":"2025-11-19T08:05:37","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/11\/hollow-glass-fiber-sensors-withstand-extreme-radiation-in-particle-accelerator-tests"},"modified":"2025-11-19T02:05:37","modified_gmt":"2025-11-19T08:05:37","slug":"hollow-glass-fiber-sensors-withstand-extreme-radiation-in-particle-accelerator-tests","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/11\/hollow-glass-fiber-sensors-withstand-extreme-radiation-in-particle-accelerator-tests","title":{"rendered":"Hollow glass fiber sensors withstand extreme radiation in particle accelerator tests"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/hollow-glass-fiber-sensors-withstand-extreme-radiation-in-particle-accelerator-tests2.jpg\"><\/a><\/p>\n<p>A slender glass fiber no thicker than a human hair placed across a particle beam could improve accelerator monitoring. A team is testing the use of hollow-core optical fibers to measure the profile and position of the beams extracted from the <a href=\"https:\/\/home.web.cern.ch\/science\/accelerators\/super-proton-synchrotron\" target=\"_blank\">Super Proton Synchrotron<\/a>, CERN\u2019s second-largest accelerator, which feeds the experiments located in the North Area.<\/p>\n<p>Unlike conventional fibers, which guide light through solid glass, hollow-core optical fibers are mostly empty inside but have a microstructure design that guides light through resonance\u2013antiresonance effects on the electromagnetic field.<\/p>\n<p>By filling these fibers with a scintillating gas\u2014a gas that emits tiny flashes of light when struck by particles\u2014scientists can create a simple yet powerful <a href=\"https:\/\/phys.org\/tags\/radiation\/\" rel=\"tag\" class=\"\">radiation<\/a> sensor that helps them to adjust the beam profile and position and may even allow them to measure the delivered beam dose in real time.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A slender glass fiber no thicker than a human hair placed across a particle beam could improve accelerator monitoring. A team is testing the use of hollow-core optical fibers to measure the profile and position of the beams extracted from the Super Proton Synchrotron, CERN\u2019s second-largest accelerator, which feeds the experiments located in the North [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1694,48],"tags":[],"class_list":["post-225397","post","type-post","status-publish","format-standard","hentry","category-electronics","category-particle-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/225397","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=225397"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/225397\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=225397"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=225397"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=225397"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}