{"id":35,"date":"2019-06-11T18:51:13","date_gmt":"2019-06-11T17:51:13","guid":{"rendered":"http:\/\/hebergement.u-psud.fr\/MineralogieGEOPS\/?page_id=35"},"modified":"2024-12-21T02:16:27","modified_gmt":"2024-12-21T01:16:27","slug":"analyse-thermo-gravimetrique","status":"publish","type":"page","link":"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/?page_id=35","title":{"rendered":"Analyse Thermo-gravim\u00e9trique"},"content":{"rendered":"\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"justify-text\">L\u2019analyseur thermogravim\u00e9trique TGA 4000 se compose d\u2019une micro-balance coupl\u00e9e \u00e0 un four, qui permet de suivre la variation de la masse d\u2019un \u00e9chantillon lors des transformations induite par la chauffe.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"http:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/wp-content\/uploads\/2024\/12\/TGA-4000-N5370210_320px.png\"><img decoding=\"async\" loading=\"lazy\" width=\"320\" height=\"320\" src=\"http:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/wp-content\/uploads\/2024\/12\/TGA-4000-N5370210_320px.png\" alt=\"\" class=\"wp-image-302\" srcset=\"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/wp-content\/uploads\/2024\/12\/TGA-4000-N5370210_320px.png 320w, https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/wp-content\/uploads\/2024\/12\/TGA-4000-N5370210_320px-300x300.png 300w, https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/wp-content\/uploads\/2024\/12\/TGA-4000-N5370210_320px-150x150.png 150w, https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/wp-content\/uploads\/2024\/12\/TGA-4000-N5370210_320px-100x100.png 100w\" sizes=\"(max-width: 320px) 100vw, 320px\" \/><\/a><\/figure><\/div>\n\n\n<ul>\n<li>Gamme de temp\u00e9ratures&nbsp;: 30\u00b0C \u00e0 1000\u00b0C<\/li>\n\n\n\n<li>Poids de poudre n\u00e9cessaire&nbsp;: de 5 mg \u00e0 200 mg<\/li>\n\n\n\n<li>Sous atmosph\u00e8re contr\u00f4l\u00e9e (azote) ou air ambiant.<\/li>\n<\/ul>\n\n\n\n<p class=\"justify-text\"><strong>Principe de l\u2019analyse&nbsp;:<\/strong><br>L\u2019\u00e9chantillon est plac\u00e9 sur le module de pes\u00e9e dans une nacelle d\u2019alumine, sous atmosph\u00e8re inerte (diazote), puis chauff\u00e9 suivant un profil de temp\u00e9rature programm\u00e9 (gradient simple, paliers multiples, etc.).<\/p>\n\n\n\n<p class=\"justify-text\">Plusieurs caract\u00e9ristiques peuvent ainsi \u00eatre d\u00e9termin\u00e9es&nbsp;: cin\u00e9tiques d\u2019oxydation, temp\u00e9ratures de d\u00e9gradation ou de changement de phase, absorption ou d\u00e9sorption d\u2019humidit\u00e9, quantit\u00e9 en compos\u00e9s organiques\/inorganiques, point de d\u00e9composition, etc.<\/p>\n\n\n\n<p><strong>Analyses r\u00e9alis\u00e9es sur l\u2019instrument&nbsp;:<\/strong><br>Suivi de transformations min\u00e9ralogiques&nbsp;<br>Quantifications de phases min\u00e9rales<br>Quantifications de phases organiques<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/wp-content\/uploads\/2024\/12\/Capture-decran-2019-06-27-a-15.14.17-1024x500-1.jpg\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/wp-content\/uploads\/2024\/12\/Capture-decran-2019-06-27-a-15.14.17-1024x500-1.jpg\" alt=\"\" class=\"wp-image-268\" width=\"512\" height=\"250\" srcset=\"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/wp-content\/uploads\/2024\/12\/Capture-decran-2019-06-27-a-15.14.17-1024x500-1.jpg 1024w, https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/wp-content\/uploads\/2024\/12\/Capture-decran-2019-06-27-a-15.14.17-1024x500-1-300x146.jpg 300w, https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/wp-content\/uploads\/2024\/12\/Capture-decran-2019-06-27-a-15.14.17-1024x500-1-768x375.jpg 768w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><\/a><figcaption class=\"wp-element-caption\">Courbe thermogravim\u00e9trique de d\u00e9gradation d&rsquo;un hydrocarbure<\/figcaption><\/figure><\/div>","protected":false},"excerpt":{"rendered":"<p>L\u2019analyseur thermogravim\u00e9trique TGA 4000 se compose d\u2019une micro-balance coupl\u00e9e \u00e0 un four, qui permet de suivre la variation de la masse d\u2019un \u00e9chantillon lors des transformations induite par la chauffe. Principe de l\u2019analyse&nbsp;:L\u2019\u00e9chantillon est plac\u00e9 sur le module de pes\u00e9e dans une nacelle d\u2019alumine, sous atmosph\u00e8re inerte (diazote), puis chauff\u00e9 suivant un profil de temp\u00e9rature &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/?page_id=35\" class=\"more-link\">Continuer la lecture<span class=\"screen-reader-text\"> de &laquo;&nbsp;Analyse Thermo-gravim\u00e9trique&nbsp;&raquo;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/index.php?rest_route=\/wp\/v2\/pages\/35"}],"collection":[{"href":"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=35"}],"version-history":[{"count":11,"href":"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/index.php?rest_route=\/wp\/v2\/pages\/35\/revisions"}],"predecessor-version":[{"id":487,"href":"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/index.php?rest_route=\/wp\/v2\/pages\/35\/revisions\/487"}],"wp:attachment":[{"href":"https:\/\/hebergement.universite-paris-saclay.fr\/MineralogieGEOPS\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=35"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}