{"id":733,"date":"2020-06-05T01:02:00","date_gmt":"2020-06-04T15:02:00","guid":{"rendered":"https:\/\/qo.lab.uq.edu.au\/?p=733"},"modified":"2025-05-14T09:19:18","modified_gmt":"2025-05-13T23:19:18","slug":"a-very-small-not-very-cold-magnetosensor","status":"publish","type":"post","link":"https:\/\/qo.lab.uq.edu.au\/?p=733","title":{"rendered":"A very small, not very cold, magnetosensor"},"content":{"rendered":"\n<p>Any scientist knows the importance of taking data with a grain of salt. Here at the QO Lab, Beibei Li, George Brawley,\u00a0 <a href=\"https:\/\/equs.org\/users\/hamish-greenall\">Hamish Greenall,\u00a0<\/a>Stefan Forstner and\u00a0<a href=\"https:\/\/smp.uq.edu.au\/profile\/173\/warwick-bowen\">Warwick Bowen\u00a0<\/a>went a step further and developed a sensitive on-chip room-temperature magnetometer by embedding a grain of magnetorestrictive material in an optical cavity. Read on in\u00a0<a href=\"https:\/\/doi.org\/10.1364\/PRJ.390261\">Photonics Research.<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1008\" height=\"70\" src=\"https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/09\/bannerphotonicsresearch.jpg\" alt=\"\" class=\"wp-image-734\" srcset=\"https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/09\/bannerphotonicsresearch.jpg 1008w, https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/09\/bannerphotonicsresearch-300x21.jpg 300w, https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/09\/bannerphotonicsresearch-768x53.jpg 768w\" sizes=\"auto, (max-width: 1008px) 100vw, 1008px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/doi.org\/10.1364\/PRJ.390261\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"164\" src=\"https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/09\/titleultrabrouadband-1024x164.jpeg\" alt=\"\" class=\"wp-image-735\" srcset=\"https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/09\/titleultrabrouadband-1024x164.jpeg 1024w, https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/09\/titleultrabrouadband-300x48.jpeg 300w, https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/09\/titleultrabrouadband-768x123.jpeg 768w, https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/09\/titleultrabrouadband.jpeg 1074w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<div class=\"wp-block-jetpack-slideshow aligncenter\" data-effect=\"slide\"><div class=\"wp-block-jetpack-slideshow_container swiper-container\"><ul class=\"wp-block-jetpack-slideshow_swiper-wrapper swiper-wrapper\"><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"161\" height=\"136\" alt=\"\" class=\"wp-block-jetpack-slideshow_image wp-image-736\" data-id=\"736\" src=\"https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/09\/getImage-copy.jpeg\"\/><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">Magnetostrictive particle deposited on disk resonator (From: Li et al. Photon. Res. 8, 1064-1071 (2020))<\/figcaption><\/figure><\/li><li class=\"wp-block-jetpack-slideshow_slide swiper-slide\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"153\" height=\"131\" alt=\"\" class=\"wp-block-jetpack-slideshow_image wp-image-738\" data-id=\"738\" src=\"https:\/\/qo.lab.uq.edu.au\/wp-content\/uploads\/2021\/09\/getImage-1.jpeg\"\/><figcaption class=\"wp-block-jetpack-slideshow_caption gallery-caption\">Magnetostrictive particle deposited on disk resonator (From: Li et al. Photon. Res. 8, 1064-1071 (2020))<\/figcaption><\/figure><\/li><\/ul><a class=\"wp-block-jetpack-slideshow_button-prev swiper-button-prev swiper-button-white\" role=\"button\"><\/a><a class=\"wp-block-jetpack-slideshow_button-next swiper-button-next swiper-button-white\" role=\"button\"><\/a><a aria-label=\"Pause Slideshow\" class=\"wp-block-jetpack-slideshow_button-pause\" role=\"button\"><\/a><div class=\"wp-block-jetpack-slideshow_pagination swiper-pagination swiper-pagination-white\"><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Any scientist knows the importance of taking data with a grain of salt. Here at the QO Lab, Beibei Li, George Brawley,\u00a0 Hamish Greenall,\u00a0Stefan Forstner and\u00a0Warwick Bowen\u00a0went a step further and developed a sensitive on-chip room-temperature magnetometer by embedding a grain of magnetorestrictive material in an optical cavity. Read on in\u00a0Photonics Research.<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"cybocfi_hide_featured_image":"","footnotes":""},"categories":[44],"tags":[],"class_list":["post-733","post","type-post","status-publish","format-standard","hentry","category-archive-2020"],"featured_image_src":null,"author_info":{"display_name":false,"author_link":"https:\/\/qo.lab.uq.edu.au\/?author=4"},"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=\/wp\/v2\/posts\/733","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=733"}],"version-history":[{"count":1,"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=\/wp\/v2\/posts\/733\/revisions"}],"predecessor-version":[{"id":739,"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=\/wp\/v2\/posts\/733\/revisions\/739"}],"wp:attachment":[{"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=733"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=733"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qo.lab.uq.edu.au\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=733"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}