{"id":455303,"date":"2022-05-31T00:02:09","date_gmt":"2022-05-30T21:02:09","guid":{"rendered":"https:\/\/en.buradabiliyorum.com\/new-laser-breakthrough-to-help-understanding-of-gravitational-waves\/"},"modified":"2022-05-31T00:02:09","modified_gmt":"2022-05-30T21:02:09","slug":"new-laser-breakthrough-to-help-understanding-of-gravitational-waves","status":"publish","type":"post","link":"https:\/\/buradabiliyorum.com\/en\/new-laser-breakthrough-to-help-understanding-of-gravitational-waves\/","title":{"rendered":"#New laser breakthrough to help understanding of gravitational waves"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_89 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6af8730c2c534\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #dd3333;color:#dd3333\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #dd3333;color:#dd3333\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6af8730c2c534\" checked aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/buradabiliyorum.com\/en\/new-laser-breakthrough-to-help-understanding-of-gravitational-waves\/#%E2%80%9CNew_laser_breakthrough_to_help_understanding_of_gravitational_waves%E2%80%9D\" >&#8220;New laser breakthrough to help understanding of gravitational waves&#8221;<\/a><\/li><\/ul><\/nav><\/div>\n<h1><span class=\"ez-toc-section\" id=\"%E2%80%9CNew_laser_breakthrough_to_help_understanding_of_gravitational_waves%E2%80%9D\"><\/span>&#8220;New laser breakthrough to help understanding of gravitational waves&#8221;<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<div>\n<div class=\"article-gallery lightGallery\">\n<div data-thumb=\"https:\/\/scx1.b-cdn.net\/csz\/news\/tmb\/2016\/gravitationa.png\" data-src=\"https:\/\/scx2.b-cdn.net\/gfx\/news\/hires\/2016\/gravitationa.png\" data-sub-html=\"A visualization of a supercomputer simulation of merging black holes sending out gravitational waves. Credit: NASA\/C. Henze\">\n<figure class=\"article-img\">\n            <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/scx1.b-cdn.net\/csz\/news\/800a\/2016\/gravitationa.png\" alt=\"gravitational waves\" title=\"A visualization of a supercomputer simulation of merging black holes sending out gravitational waves. Credit: NASA\/C. Henze\" width=\"800\" height=\"529\"\/><figcaption class=\"text-darken text-low-up text-truncate-js text-truncate mt-3\">\n                A visualization of a supercomputer simulation of merging black holes sending out gravitational waves. Credit: NASA\/C. Henze<br \/>\n            <\/figcaption><\/figure>\n<\/p><\/div>\n<\/div>\n<p>Gravitational wave scientists from The University of Western Australia have led the development of a new laser mode sensor with unprecedented precision that will be used to probe the interiors of neutron stars and test fundamental limits of <a href=\"https:\/\/buradabiliyorum.com\/en\/category\/general\/\" data-internallinksmanager029f6b8e52c=\"3\" title=\"General\" target=\"_blank\" rel=\"noopener\">general<\/a> relativity.<\/p>\n<section class=\"article-banner first-banner ads-336x280\">\n         <!-- \/4988204\/Phys_Story_InText_Box --><\/p>\n<\/section>\n<p>Research Associate from UWA&#8217;s Centre of Excellence for Gravitational Wave Discovery (OzGrav-UWA) Dr. Aaron Jones said UWA coordinated a global collaboration of gravitational wave, metasurface and photonics experts to pioneer a new method to measure structures of light called &#8220;eigenmodes.&#8221;<\/p>\n<p>&#8220;Gravitational wave detectors like LIGO, Virgo and KAGRA store enormous amount of optical power and several pairs of mirrors are used to increase the amount of laser light stored along the massive arms of the detector,&#8221; Dr. Jones said.<\/p>\n<p>&#8220;However, each of these pairs has small distortions that scatters light away from the perfect shape of the laser beam, which can cause excess noise in the detector, limiting sensitivity and taking the detector offline.<\/p>\n<p>&#8220;We wanted to test an idea that would let us zoom in on the laser beam and look for the small &#8216;wiggles&#8217; in power that can limit the detectors&#8217; sensitivity.&#8221; <\/p>\n<p>Dr. Jones said a similar problem is encountered in the telecoms industry where scientists are investigating ways to use multiple eigenmodes to transport more data down optical fibers. <\/p>\n<p>&#8220;Telecoms scientists have developed a way to measure the eigenmodes using a simple <a href=\"https:\/\/buradabiliyorum.com\/en\/category\/download-scripts-themes-apps\/\" data-internallinksmanager029f6b8e52c=\"9\" title=\"Download Scripts &amp; Themes &amp; Apps\" target=\"_blank\" rel=\"noopener\">app<\/a>aratus, but it&#8217;s not sensitive enough for our purposes,&#8221; he said. &#8220;We had the idea to use a metasurface\u2014an ultra-thin surface with a special pattern encoded in sub-wavelength size\u2014and reached out to collaborators who could help us make one.&#8221;<\/p>\n<p>The proof-of-concept setup the team developed was over one thousand times more sensitive than the original apparatus developed by telecoms scientists and the researchers will now look to translate this work into gravitational wave detectors.<\/p>\n<p>OzGrav-UWA Chief Investigator Associate Professor Chunnong Zhao said the development is another step forward in detecting and analyzing the information carried by gravitational waves, allowing us to observe the universe in new ways.<\/p>\n<p>&#8220;Solving the mode sensing problem in future gravitational wave detectors is essential if we are to understand the insides of neutron stars and further our observation of the universe in a way never before possible,&#8221; Associate Professor Zhao said.<\/p>\n<p>The study has been accepted for publication in <i>Physical Review A<\/i>.<\/p>\n<hr\/>\n<div class=\"article-main__explore my-4 d-print-none\">\n<p>                                            An interactive gravitational-wave detector model designed to educate at museums and fairs\n                                        <\/p><\/div>\n<hr class=\"mb-4\"\/>\n<div class=\"article-main__more p-4\">\n                                                                                                <strong>More information:<\/strong><br \/>\n                                                Metasurface Enhanced Spatial Mode Decomposition, arXiv:2109.04663v2 [physics.optics] <a rel=\"nofollow noopener\" target=\"_blank\" href=\"https:\/\/arxiv.org\/abs\/2109.04663\">arxiv.org\/abs\/2109.04663<\/a><\/p><\/div>\n<div class=\"d-inline-block text-medium my-4\">\n                                                Provided by<br \/>\n                                                                                                    University of Western Australia<br \/>\n                                                                                                        <a rel=\"nofollow noopener\" target=\"_blank\" class=\"icon_open\" href=\"http:\/\/www.uwa.edu.au\/\"><br \/>\n                                                        <svg>\n                                                            <use href=\"https:\/\/phys.b-cdn.net\/tmpl\/v6\/img\/svg\/sprite.svg#icon_open\" x=\"0\" y=\"0\"\/>\n                                                        <\/svg><br \/>\n                                                    <\/a><\/p><\/div>\n<p>                                        <!-- print only --><\/p>\n<div class=\"d-none d-print-block\">\n<p>                                                 <strong>Citation<\/strong>:<br \/>\n                                                 New laser breakthrough to help understanding of gravitational waves (2022, May 30)<br \/>\n                                                 retrieved 30 May 2022<br \/>\n                                                 from https:\/\/phys.org\/<a href=\"https:\/\/buradabiliyorum.com\/en\/category\/news\/\" data-internallinksmanager029f6b8e52c=\"2\" title=\"News\" target=\"_blank\" rel=\"noopener\">news<\/a>\/2022-05-laser-breakthrough-gravitational.html<\/p>\n<p>                                            This document is subject to copyright. Apart from any fair dealing for the purpose of private study or research, no<br \/>\n                                            part may be reproduced without the written permission. The content is provided for information purposes only.<\/p><\/div>\n<\/p><\/div>\n<p><script id=\"facebook-jssdk\" async=\"\" src=\"https:\/\/connect.facebook.net\/en_US\/sdk.js\"><\/script><\/p>\n<blockquote><p><strong><span style=\"color: #ff6600;\">If you liked the article, do not forget to share it with your friends. Follow us on\u00a0<span style=\"color: #ff0000;\"><a style=\"color: #ff0000;\" href=\"https:\/\/news.google.com\/publications\/CAAqBwgKMLG0nwswvr63Aw\" target=\"_blank\" rel=\"nofollow noopener noreferrer\">Google News<\/a><\/span>\u00a0too, click on the star and choose us from your favorites.<\/span><\/strong><\/p><\/blockquote>\n<blockquote>\n<p style=\"text-align: center;\">For forums sites go to <span style=\"color: #ff9900;\"><a style=\"color: #ff9900;\" href=\"https:\/\/forum.buradabiliyorum.com\/\" target=\"_blank\" rel=\"noopener\">Forum.BuradaBiliyorum.Com<\/a><\/span><\/strong>\n<\/p><\/blockquote>\n<blockquote>\n<p style=\"text-align: center;\"><strong>If you want to read more Like this articles, you can visit our <span style=\"color: #ff9900;\"><a style=\"color: #ff9900;\" href=\"https:\/\/en.buradabiliyorum.com\/science\/\" target=\"_blank\" rel=\"noopener\">Science category.<\/a><\/span><\/strong><\/p>\n<\/blockquote>\n<p><span style=\"color: black;\"><a style=\"color: #ff9900;\" href=\"https:\/\/phys.org\/news\/2022-05-laser-breakthrough-gravitational.html\" target=\"_blank\" rel=\"noopener\">Source<\/a><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;New laser breakthrough to help understanding of gravitational waves&#8221; A visualization of a supercomputer simulation of merging black holes sending out gravitational waves. Credit: NASA\/C. Henze Gravitational wave scientists from The University of Western Australia have led the development of a new laser mode sensor with unprecedented precision that will be used to probe the&#8230;<\/p>\n","protected":false},"author":1,"featured_media":455304,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"https:\/\/scx2.b-cdn.net\/gfx\/news\/hires\/2016\/gravitationa.png","fifu_image_alt":"","footnotes":""},"categories":[16],"tags":[],"class_list":["post-455303","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sciencee"],"_links":{"self":[{"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/posts\/455303","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/comments?post=455303"}],"version-history":[{"count":0,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/posts\/455303\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/media\/455304"}],"wp:attachment":[{"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/media?parent=455303"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/categories?post=455303"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/buradabiliyorum.com\/en\/wp-json\/wp\/v2\/tags?post=455303"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}