{"version":"1.0","provider_name":"Haute-Ecole Arc","provider_url":"https:\/\/www.he-arc.ch\/en\/","title":"ASTEC \u2013 Approaching the initial Surface appearance of Tarnished silver heritage objects by Electrolytic Cleaning : Definition of optimal treatment conditions - Haute-Ecole Arc","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"PqZyPTI6vZ\"><a href=\"https:\/\/www.he-arc.ch\/en\/projets-recherche\/astec-2\/\">ASTEC \u2013 Approaching the initial Surface appearance of Tarnished silver heritage objects by Electrolytic Cleaning : Definition of optimal treatment conditions<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.he-arc.ch\/en\/projets-recherche\/astec-2\/embed\/#?secret=PqZyPTI6vZ\" width=\"600\" height=\"338\" title=\"&#8220;ASTEC \u2013 Approaching the initial Surface appearance of Tarnished silver heritage objects by Electrolytic Cleaning : Definition of optimal treatment conditions&#8221; &#8212; Haute-Ecole Arc\" data-secret=\"PqZyPTI6vZ\" 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\/\/# sourceURL=https:\/\/www.he-arc.ch\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.he-arc.ch\/wp-content\/uploads\/oldsite\/projets\/visuel_fiche_astec.jpg","thumbnail_width":1157,"thumbnail_height":829,"description":"OBJECTIVES This project focuses on developing controlled, safe and effective electrolytic treatments on heterogeneously tarnished historic silver objects, based on a precise knowledge of the variability of the original appearance of their surface, of the various forms of tarnishing, and of the precise impact of the reactions caused by electrolytic cleaning on tarnished surfaces. It [&hellip;]"}