{"id":85,"date":"2019-08-23T13:34:27","date_gmt":"2019-08-23T17:34:27","guid":{"rendered":"https:\/\/www.bu.edu\/earth\/scanning-electron-microscope-sem\/"},"modified":"2022-06-02T12:09:49","modified_gmt":"2022-06-02T16:09:49","slug":"scanning-electron-microscope-sem","status":"publish","type":"page","link":"https:\/\/www.bu.edu\/earth\/research-and-discovery\/facilities\/scanning-electron-microscope-sem\/","title":{"rendered":"Scanning Electron Microscope (SEM)"},"content":{"rendered":"<p>The Department\u2019s SEM system is a ThermoFisher\/Phenom ProX table-top SEM capable of magnifying samples from 80x to 100,000x and ultimate resolution around 17 nm.\u00a0 It uses a long-lifetime thermionic source (CeB6), with acceleration voltages of 5, 10 and 15kV.\u00a0 The ProX is equipped with a back-scattered electron detector and an energy dispersive detector.\u00a0 A light-optical, color video system makes sample navigation quite easy, helping the user get up to speed very quickly.<\/p>\n<p>Sample constraints:\u00a0 Samples must be less than 32 mm in diameter and less than 100 mm in height.\u00a0 We are not able to analyze any sample that is either wet or will degas in a high vacuum (i.e., most biologicals), or any fine-grained, magnetic powders.\u00a0 If needed, we do have a Denton Vacuum Sputter Coater for gold-coating samples.<\/p>\n<p>For more information, please contact laboratory manager <a href=\"mailto:jwsparks@bu.edu\">Dr. Joel Sparks<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Department\u2019s SEM system is a ThermoFisher\/Phenom ProX table-top SEM capable of magnifying samples from 80x to 100,000x and ultimate resolution around 17 nm.\u00a0 It uses a long-lifetime thermionic source (CeB6), with acceleration voltages of 5, 10 and 15kV.\u00a0 The ProX is equipped with a back-scattered electron detector and an energy dispersive detector.\u00a0 A light-optical, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":24,"menu_order":8,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/www.bu.edu\/earth\/wp-json\/wp\/v2\/pages\/85"}],"collection":[{"href":"https:\/\/www.bu.edu\/earth\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.bu.edu\/earth\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.bu.edu\/earth\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bu.edu\/earth\/wp-json\/wp\/v2\/comments?post=85"}],"version-history":[{"count":3,"href":"https:\/\/www.bu.edu\/earth\/wp-json\/wp\/v2\/pages\/85\/revisions"}],"predecessor-version":[{"id":18352,"href":"https:\/\/www.bu.edu\/earth\/wp-json\/wp\/v2\/pages\/85\/revisions\/18352"}],"up":[{"embeddable":true,"href":"https:\/\/www.bu.edu\/earth\/wp-json\/wp\/v2\/pages\/24"}],"wp:attachment":[{"href":"https:\/\/www.bu.edu\/earth\/wp-json\/wp\/v2\/media?parent=85"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}