{"id":11,"date":"2010-07-09T18:48:22","date_gmt":"2010-07-09T23:48:22","guid":{"rendered":"https:\/\/www.brandonu.ca\/microscope\/micro-analytical-facilities\/compositional-analysis\/"},"modified":"2021-11-18T10:37:55","modified_gmt":"2021-11-18T16:37:55","slug":"compositional-analysis","status":"publish","type":"page","link":"https:\/\/www.brandonu.ca\/microscope\/equipment-and-applications\/compositional-analysis\/","title":{"rendered":"Compositional Analysis"},"content":{"rendered":"<br \/>\n<h2>Characteristic X-Ray Spectra<\/h2>\n<img loading=\"lazy\" decoding=\"async\" border=\"0\" alt=\"xrayspectra\" width=\"559\" height=\"263\" src=\"\/microscope\/files\/2010\/08\/xrayspectra.gif\" \/>\n<ul>\n<li>X-rays are generated when an electron is removed from an orbital shell falls back into the empty space and an X-ray photon is emitted<\/li>\n<li>With the electron beam focused on a single point (spot scan), characteristic X-rays are produced from that spot<\/li>\n<li>The EDS detector captures, counts, and displays these as X-ray spectra<\/li>\n<li>The X-ray spectra acquired indicate elements that are present (composition)<\/li>\n<\/ul>\n<h2>INCA x-act X-ray Detector<\/h2>\n<p> <img loading=\"lazy\" decoding=\"async\" border=\"0\" alt=\"xraydetector\" align=\"right\" width=\"184\" height=\"142\" src=\"\/microscope\/files\/2010\/08\/xraydetector.jpg\" \/>INCAx-act LN2-free Analytical Silicon Drift Detector with PentaFET\u00ae Precision has six advantages:<\/p>\n<ul>\n<li>The Speed of a Silicon Drift Detector (&gt;500,000cps)<\/li>\n<li>The Accuracy of the INCA Quant software<\/li>\n<li>The Reliability of an INCA x-stream pulse processor<\/li>\n<li>The Convenience of an LN2-free System<\/li>\n<li>The Quality of Oxford Instruments Technology<\/li>\n<li>The Precision of Oxford Instruments PentaFET\u00ae Technology<\/li>\n<\/ul>\n<ul>\n<li>Guaranteed carbon resolution in accordance with ISO 15632:2002!<\/li>\n<li>Stable, accurate results 10 times faster than conventional SDDs<\/li>\n<li>Accurate quantitative &amp; qualitative analysis you can trust<\/li>\n<li>Superior light element detection at all count rates<\/li>\n<li>Fast, simple, andeffective mapping without pile-up problems<\/li>\n<li>Consistent signal output with increasing count rates<\/li>\n<\/ul>\n<h2>Composition: Point &amp; ID<\/h2>\n<p>BSE image with quantitative point analysis and a corresponding EDS X-ray spectrum.<\/p>\n<img loading=\"lazy\" decoding=\"async\" border=\"0\" alt=\"elementalmapping\" width=\"559\" height=\"426\" src=\"\/microscope\/files\/2010\/08\/pointid.jpg\" \/>\n<h2>Composition: Elemental Mapping<\/h2>\n<p>Elemental mapping showing the relationship between vanadium with titanium and the inverse correlation of vanadium with calcium-bearing minerals.<\/p>\n<img loading=\"lazy\" decoding=\"async\" border=\"0\" alt=\"elementalmapping\" width=\"559\" height=\"432\" src=\"\/microscope\/files\/2010\/08\/elementalmapping.jpg\" \/>\n<h2>Composition: Rare Phase Searches<\/h2>\n<p>Precious minerals are usually small and rare phases. The SEM can locate and identify precious minerals by automated searches.<\/p>\n<img loading=\"lazy\" decoding=\"async\" border=\"0\" alt=\"Upload42\" width=\"350\" height=\"350\" src=\"\/microscope\/files\/2010\/08\/Upload42.jpg\" \/>\n","protected":false},"excerpt":{"rendered":"<p>Characteristic X-Ray Spectra X-rays are generated when an electron is removed from an orbital shell falls back into the empty space and an X-ray photon is emitted With the electron beam focused on a single point (spot scan), characteristic X-rays are produced from that spot The EDS detector captures, counts, and displays these as X-ray [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":6,"menu_order":20,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-11","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.brandonu.ca\/microscope\/wp-json\/wp\/v2\/pages\/11","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.brandonu.ca\/microscope\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.brandonu.ca\/microscope\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.brandonu.ca\/microscope\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.brandonu.ca\/microscope\/wp-json\/wp\/v2\/comments?post=11"}],"version-history":[{"count":3,"href":"https:\/\/www.brandonu.ca\/microscope\/wp-json\/wp\/v2\/pages\/11\/revisions"}],"predecessor-version":[{"id":122,"href":"https:\/\/www.brandonu.ca\/microscope\/wp-json\/wp\/v2\/pages\/11\/revisions\/122"}],"up":[{"embeddable":true,"href":"https:\/\/www.brandonu.ca\/microscope\/wp-json\/wp\/v2\/pages\/6"}],"wp:attachment":[{"href":"https:\/\/www.brandonu.ca\/microscope\/wp-json\/wp\/v2\/media?parent=11"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}