{"id":612083,"date":"2019-04-26T09:37:57","date_gmt":"2019-04-26T13:37:57","guid":{"rendered":"http:\/\/spaceweekly.com\/?guid=7aff0ccf3feffece747bab8adbb6a58c"},"modified":"2019-04-26T09:37:57","modified_gmt":"2019-04-26T13:37:57","slug":"crack-propagation-is-asymmetric-in-polar-materials","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=612083","title":{"rendered":"Crack propagation is asymmetric in polar materials"},"content":{"rendered":"<p>The ICN2 Oxide Nanophysics Group, led by ICREA Prof. Gustau Catal\u00e1n, has published in Physical Review Letters how, due to flexoelectricity, cracks in ferroelectrics (switchable polar materials) propagate more easily in the polar direction than in the opposite.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The ICN2 Oxide Nanophysics Group, led by ICREA Prof. Gustau Catal\u00e1n, has published in Physical Review Letters how, due to flexoelectricity, cracks in ferroelectrics (switchable polar materials) propagate more easily in the polar direction than in the o&#8230;<\/p>\n","protected":false},"author":3230,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-612083","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/612083","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/3230"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=612083"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/612083\/revisions"}],"predecessor-version":[{"id":612084,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/612083\/revisions\/612084"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/615444"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=612083"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=612083"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=612083"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}