{"id":576,"date":"2021-03-05T08:54:24","date_gmt":"2021-03-05T08:54:24","guid":{"rendered":"https:\/\/e-probe.epss.ucla.edu\/?page_id=576"},"modified":"2021-03-12T21:53:31","modified_gmt":"2021-03-12T21:53:31","slug":"carbon-coating-room","status":"publish","type":"page","link":"https:\/\/dev-probe.epss.ucla.edu\/?page_id=576","title":{"rendered":"Carbon Coating Room"},"content":{"rendered":"\n
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Cressington High Vacuum Turbo Carbon Coater 208c<\/strong><\/h4>\n\n\n\n
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Tiltable rotating stage and extended glass housing<\/span><\/p>\n\n\n\n

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Blunt and hand-milled carbon pieces<\/span><\/p>\n<\/div>\n\n\n\n

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Carbon pieces mounted in carbon coater’s Bradley source<\/span><\/p>\n<\/div>\n<\/div>\n\n\n\n

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Uncoated sample and brass reference disk<\/span><\/p>\n<\/div>\n\n\n\n

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Coated sample and brass reference disk (blue = 25 nm = 250 angstroms)<\/span><\/p>\n<\/div>\n<\/div>\n\n\n\n

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The goal for carbon coating of samples is to get a thickness of 25 nm (250 angstroms), which is recommended for EPMA at 15-20 keV. In general, thickness is estimated based on the color of the polished brass reference disk using the following correlations:<\/span><\/p>\n\n\n\n

                                                                                     15      orange<\/strong><\/p>\n\n\n\n

                                                                                    20      redish purple<\/strong><\/p>\n\n\n\n

                                                                                    25      blue<\/strong><\/p>\n\n\n\n

                                                                                    30      bluish green<\/strong><\/p>\n\n\n\n

                                                                                    35      green blue<\/strong><\/p>\n\n\n\n

                                                                                    40      pale green<\/strong><\/p>\n\n\n\n

                                                                                    45      silver gold<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

Cressington High Vacuum Turbo Carbon Coater 208c Tiltable rotating stage and extended glass housing Blunt and hand-milled carbon pieces Carbon pieces mounted in carbon coater’s Bradley source Uncoated sample and brass reference disk Coated sample and brass reference disk (blue = 25 nm = 250 angstroms) The goal for carbon coating of samples is to…<\/p>\n","protected":false},"author":5,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-576","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/dev-probe.epss.ucla.edu\/index.php?rest_route=\/wp\/v2\/pages\/576","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dev-probe.epss.ucla.edu\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/dev-probe.epss.ucla.edu\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/dev-probe.epss.ucla.edu\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/dev-probe.epss.ucla.edu\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=576"}],"version-history":[{"count":44,"href":"https:\/\/dev-probe.epss.ucla.edu\/index.php?rest_route=\/wp\/v2\/pages\/576\/revisions"}],"predecessor-version":[{"id":1106,"href":"https:\/\/dev-probe.epss.ucla.edu\/index.php?rest_route=\/wp\/v2\/pages\/576\/revisions\/1106"}],"wp:attachment":[{"href":"https:\/\/dev-probe.epss.ucla.edu\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=576"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}