{"version":"1.0","provider_name":"Electricity - Magnetism","provider_url":"https:\/\/www.electricity-magnetism.org\/it\/","title":"Energia e potenza nelle onde elettromagnetiche","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"noAbVmlYM0\"><a href=\"https:\/\/www.electricity-magnetism.org\/it\/energia-e-potenza-nelle-onde-elettromagnetiche\/\">Energia e potenza nelle onde elettromagnetiche<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.electricity-magnetism.org\/it\/energia-e-potenza-nelle-onde-elettromagnetiche\/embed\/#?secret=noAbVmlYM0\" width=\"600\" height=\"338\" title=\"&#8220;Energia e potenza nelle onde elettromagnetiche&#8221; &#8212; Electricity - Magnetism\" data-secret=\"noAbVmlYM0\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n<\/script>\n","thumbnail_url":"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2022\/01\/logo.png","thumbnail_width":200,"thumbnail_height":200,"description":"L'energia in un'onda elettromagnetica \u00e8 immagazzinata sia nel suo campo elettrico (campo E) che nel campo magnetico (campo H). La densit\u00e0 di energia (u) in un dato punto dello spazio \u00e8 la somma delle densit\u00e0 di energia dei campi elettrico e magnetico."}