{"id":1987,"date":"2015-09-22T16:52:20","date_gmt":"2015-09-22T16:52:20","guid":{"rendered":"http:\/\/nanovea.com\/?p=1987"},"modified":"2015-09-22T17:25:10","modified_gmt":"2015-09-22T17:25:10","slug":"revestimento-tribologia-de-ouro-sobre-substrato-de-cristal-de-quartzo","status":"publish","type":"post","link":"https:\/\/nanovea.com\/pt\/coating-tribology-of-gold-on-quartz-crystal-substrate\/","title":{"rendered":"Tribologia de Revestimento de Ouro sobre Substrato de Cristal de Quartzo"},"content":{"rendered":"<p>O QCM funciona com base nas propriedades piezoel\u00e9tricas do cristal de quartzo. Ele mede a varia\u00e7\u00e3o de massa na superf\u00edcie at\u00e9 0,1 nanograma durante a deposi\u00e7\u00e3o do material, detectando varia\u00e7\u00f5es na freq\u00fc\u00eancia de resson\u00e2ncia do cristal. Devido \u00e0s caracter\u00edsticas extremamente sens\u00edveis e precisas do QCM, \u00e9 fundamental garantir que os dois eletrodos em ambos os lados da placa de quartzo possuam boa resist\u00eancia ao desgaste. Qualquer perda de massa nos eletrodos de metal causada pelo desgaste pode levar a erros significativos na medi\u00e7\u00e3o. Portanto, uma avalia\u00e7\u00e3o confi\u00e1vel e precisa do desgaste utilizando um <a href=\"https:\/\/nanovea.com\/tribometers\" target=\"_blank\">Trib\u00f4metro<\/a> \u00e9 importante para o controle de qualidade e P&amp;D de QCMs.<\/p>\n<p><a href=\"https:\/\/nanovea.com\/wp-content\/themes\/wp-nanovea\/Application%20Notes\/gold-coating-tribology.pdf\" target=\"_blank\">Tribologia de Revestimento de Ouro sobre Substrato de Cristal de Quartzo<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>The QCM works based on the piezoelectric properties of the quartz crystal. It measures the mass change on the surface down to 0.1 nanogram during material deposition by detecting variations in the resonance frequency of the crystal. Due to the extreme sensitive and accurate characteristics of the QCM, it is critical to ensure that the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1988,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[7],"tags":[209],"class_list":["post-1987","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-application-notes","tag-coating-tribology"],"_links":{"self":[{"href":"https:\/\/nanovea.com\/pt\/wp-json\/wp\/v2\/posts\/1987","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nanovea.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nanovea.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nanovea.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nanovea.com\/pt\/wp-json\/wp\/v2\/comments?post=1987"}],"version-history":[{"count":3,"href":"https:\/\/nanovea.com\/pt\/wp-json\/wp\/v2\/posts\/1987\/revisions"}],"predecessor-version":[{"id":1998,"href":"https:\/\/nanovea.com\/pt\/wp-json\/wp\/v2\/posts\/1987\/revisions\/1998"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nanovea.com\/pt\/wp-json\/wp\/v2\/media\/1988"}],"wp:attachment":[{"href":"https:\/\/nanovea.com\/pt\/wp-json\/wp\/v2\/media?parent=1987"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nanovea.com\/pt\/wp-json\/wp\/v2\/categories?post=1987"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nanovea.com\/pt\/wp-json\/wp\/v2\/tags?post=1987"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}