{"version":"1.0","provider_name":"Biografias","provider_url":"https:\/\/fisica.net\/biografias","author_name":"Prof. Alberto","author_url":"https:\/\/fisica.net\/biografias\/author\/admin\/","title":"Aniversariante em 07\/06: PHILIPP LENARD","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"qsnKmrUUBi\"><a href=\"https:\/\/fisica.net\/biografias\/em-07-06-philipp-lenard\/\">Em 07\/06: PHILIPP LENARD<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/fisica.net\/biografias\/em-07-06-philipp-lenard\/embed\/#?secret=qsnKmrUUBi\" width=\"600\" height=\"338\" title=\"&#8220;Em 07\/06: PHILIPP LENARD&#8221; &#8212; Biografias\" data-secret=\"qsnKmrUUBi\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/fisica.net\/biografias\/wp-content\/uploads\/2021\/06\/06.07-PHILIPP-LENARD.jpg","thumbnail_width":1000,"thumbnail_height":1000,"description":"Experimentos realizados no final do s\u00e9culo XIX com raios cat\u00f3dicos (radia\u00e7\u00e3o emitida quando uma voltagem \u00e9 aplicada entre duas placas de metal em um tubo de vidro cheio de g\u00e1s de baixa press\u00e3o) levaram \u00e0 descoberta de el\u00e9trons e raios-X. Em experimentos cruciais realizados por Philipp Lenard a partir de 1893, o tubo de vidro foi equipado com uma fina janela de alum\u00ednio, tornando poss\u00edvel estudar a radia\u00e7\u00e3o fora do tubo e, assim, provar que n\u00e3o era de natureza eletromagn\u00e9tica."}