{"id":543739,"date":"2017-10-04T02:00:00","date_gmt":"2017-10-03T23:00:00","guid":{"rendered":"http:\/\/www.fyysika.ee\/?guid=7f2e30268a08f107047430ca3579cca0"},"modified":"2017-10-04T02:00:00","modified_gmt":"2017-10-03T23:00:00","slug":"symmetry-and-piezoelectricity-evaluation-of-%ce%b1-quartz-coefficients","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=543739","title":{"rendered":"Symmetry and piezoelectricity: evaluation of \u03b1-quartz coefficients"},"content":{"rendered":"<p>Piezoelectric coefficients of \u03b1 -quartz are derived from symmetry arguments based on Neumann\u2019s<br \/>\nprinciple using three different methods: Fumi, Landau\u2013Lifshitz and Royer\u2013Dieulesaint. While the Fumi<br \/>\nmethod is tedious and the Landau\u2013Lifshitz method requires additional physical principles to evaluate<br \/>\nthe piezoelectric coefficients, the Royer\u2013Dieulesaint method is the most elegant and most efficient<br \/>\nof the three techniques.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Piezoelectric coefficients of \u03b1 -quartz are derived from symmetry arguments based on Neumann\u2019s<br \/>\nprinciple using three different methods: Fumi, Landau\u2013Lifshitz and Royer\u2013Dieulesaint. While the Fumi<br \/>\nmethod is tedious and the Landau\u2013Lifshitz met&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[178],"tags":[],"class_list":{"0":"post-543739","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-rss-fuusikaharidus","7":"entry"},"_links":{"self":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/543739","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=543739"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/543739\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=543739"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=543739"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=543739"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}