{"id":76,"date":"2006-04-14T21:50:36","date_gmt":"2006-04-15T02:50:36","guid":{"rendered":"http:\/\/www.nomad.priv.at\/researchblog\/?p=76"},"modified":"2006-04-14T21:50:36","modified_gmt":"2006-04-15T02:50:36","slug":"getting-canisters-ready","status":"publish","type":"post","link":"http:\/\/www.nomad.priv.at\/researchblog\/?p=76","title":{"rendered":"Getting canisters ready"},"content":{"rendered":"<p>Long days and evenings  &#8211; not only for packing all equipment, but also for preparation of electropolished canisters that I will be using for air sampling. <\/p>\n<div align=\"center\">\n<img decoding=\"async\" src=\"http:\/\/www.nomad.priv.at\/researchblog\/wp-content\/uploads\/2006\/05\/canister_evac-320.jpg\" alt=\"Canister\"\/>\n<\/div>\n<p>Canisters are evacuated to 10<sup>-4<\/sup> Torr and flushed with UHP He 3 times (with evacuations in between). To make sure that volatiles are flushed out properly, canisters are also heated with suitable mantles to 100-120 deg Celsius. While the work itself is not difficult, one needs to be present to switch the valves of the vacuum system and check temperature and pressure on a regular basis. A set of 3 canisters takes about 3 hours to pre-clean.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Long days and evenings &#8211; not only for packing all equipment, but also for preparation of electropolished canisters that I will be using for air sampling. Canisters are evacuated to 10-4 Torr and flushed with UHP He 3 times (with evacuations in between). To make sure that volatiles are flushed out properly, canisters are also &hellip; <a href=\"http:\/\/www.nomad.priv.at\/researchblog\/?p=76\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Getting canisters ready<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[18,284,377],"class_list":["post-76","post","type-post","status-publish","format-standard","hentry","category-research","tag-air-sampling","tag-preparation","tag-vacuum-system"],"_links":{"self":[{"href":"http:\/\/www.nomad.priv.at\/researchblog\/index.php?rest_route=\/wp\/v2\/posts\/76","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.nomad.priv.at\/researchblog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.nomad.priv.at\/researchblog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.nomad.priv.at\/researchblog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.nomad.priv.at\/researchblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=76"}],"version-history":[{"count":0,"href":"http:\/\/www.nomad.priv.at\/researchblog\/index.php?rest_route=\/wp\/v2\/posts\/76\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.nomad.priv.at\/researchblog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=76"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.nomad.priv.at\/researchblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=76"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.nomad.priv.at\/researchblog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=76"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}