{"id":90904,"date":"2019-05-17T15:03:35","date_gmt":"2019-05-17T22:03:35","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2019\/05\/nist-team-demonstrates-heart-of-next-generation-chip-scale-atomic-clock"},"modified":"2019-05-17T15:03:35","modified_gmt":"2019-05-17T22:03:35","slug":"nist-team-demonstrates-heart-of-next-generation-chip-scale-atomic-clock","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2019\/05\/nist-team-demonstrates-heart-of-next-generation-chip-scale-atomic-clock","title":{"rendered":"NIST team demonstrates heart of next-generation chip-scale atomic clock"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/nist-team-demonstrates-heart-of-next-generation-chip-scale-atomic-clock2.jpg\"><\/a><\/p>\n<p>Physicists at the National Institute of Standards and Technology (NIST) and partners have demonstrated an experimental, next-generation atomic clock\u2014ticking at high \u201coptical\u201d frequencies\u2014that is much smaller than usual, made of just three small chips plus supporting electronics and optics.<\/p>\n<p>Described in <i>Optica<\/i>, the chip-scale clock is based on the vibrations, or \u201cticks,\u201d of <a href=\"https:\/\/phys.org\/tags\/rubidium+atoms\/\" rel=\"tag\" class=\"\">rubidium atoms<\/a> confined in a tiny glass container, called a vapor cell, on a chip. Two frequency combs on chips act like gears to link the atoms\u2019 high-frequency optical ticks to a lower, widely used microwave frequency that can be used in applications.<\/p>\n<p>The chip-based heart of the new clock requires very little power (just 275 milliwatts) and, with additional technology advances, could potentially be made small enough to be handheld. Chip-scale optical clocks like this could eventually replace traditional oscillators in applications such as navigation systems and telecommunications networks and serve as backup clocks on satellites.<\/p>\n<p><a href=\"https:\/\/phys.org\/news\/2019-05-nist-team-heart-next-generation-chip-scale.html\" target=\"_blank\" rel=\"noopener noreferrer\"><\/p>\n<div style=\"clear:both;\">Read more<\/div>\n<p><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Physicists at the National Institute of Standards and Technology (NIST) and partners have demonstrated an experimental, next-generation atomic clock\u2014ticking at high \u201coptical\u201d frequencies\u2014that is much smaller than usual, made of just three small chips plus supporting electronics and optics. Described in Optica, the chip-scale clock is based on the vibrations, or \u201cticks,\u201d of rubidium atoms [\u2026]<\/p>\n","protected":false},"author":513,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1523,48,2028],"tags":[],"class_list":["post-90904","post","type-post","status-publish","format-standard","hentry","category-computing","category-particle-physics","category-satellites"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/90904","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\/513"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=90904"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/90904\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=90904"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=90904"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=90904"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}