{"id":531,"date":"2019-09-02T17:00:52","date_gmt":"2019-09-02T20:00:52","guid":{"rendered":"http:\/\/localhost\/cmm1\/?page_id=531"},"modified":"2023-09-25T16:08:49","modified_gmt":"2023-09-25T19:08:49","slug":"mev-inorganicas","status":"publish","type":"page","link":"https:\/\/www.ufrgs.br\/cmmbrsul\/preparo-de-amostras\/mev-inorganicas\/","title":{"rendered":"MEV &#8211; amostras inorg\u00e2nicas"},"content":{"rendered":"\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">ORIENTA\u00c7\u00d5ES GERAIS<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-4 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" data-id=\"1083\" data-src=\"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2019\/10\/Sala-amostras-01-1024x683.jpg\" alt=\"\" class=\"wp-image-1083 lazyload\" data-srcset=\"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2019\/10\/Sala-amostras-01-1024x683.jpg 1024w, https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2019\/10\/Sala-amostras-01-300x200.jpg 300w, https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2019\/10\/Sala-amostras-01-768x512.jpg 768w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/683;\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"642\" height=\"344\" data-id=\"1221\" data-src=\"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2019\/10\/material-1.jpg\" alt=\"\" class=\"wp-image-1221 lazyload\" data-srcset=\"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2019\/10\/material-1.jpg 642w, https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2019\/10\/material-1-300x161.jpg 300w\" data-sizes=\"(max-width: 642px) 100vw, 642px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 642px; --smush-placeholder-aspect-ratio: 642\/344;\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"729\" data-id=\"1228\" data-src=\"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2019\/10\/IMG_0162-1-1024x729.jpg\" alt=\"\" class=\"wp-image-1228 lazyload\" data-srcset=\"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2019\/10\/IMG_0162-1-1024x729.jpg 1024w, https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2019\/10\/IMG_0162-1-300x214.jpg 300w, https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2019\/10\/IMG_0162-1-768x547.jpg 768w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/729;\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"887\" data-id=\"1588\" data-src=\"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2022\/06\/GEDC9464-1024x887.jpg\" alt=\"\" class=\"wp-image-1588 lazyload\" data-srcset=\"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2022\/06\/GEDC9464-1024x887.jpg 1024w, https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2022\/06\/GEDC9464-300x260.jpg 300w, https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2022\/06\/GEDC9464-768x665.jpg 768w, https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2022\/06\/GEDC9464-1536x1330.jpg 1536w, https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2022\/06\/GEDC9464-2048x1774.jpg 2048w\" data-sizes=\"(max-width: 1024px) 100vw, 1024px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/887;\" \/><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">As amostras podem ser fixadas em stubs utilizando fita carbono,  entre outros materiais que permitam a condu\u00e7\u00e3o dos el\u00e9trons e n\u00e3o liberem gases no interior do Microsc\u00f3pio.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Antes de agendar seu hor\u00e1rio de uso dos microsc\u00f3pios \u00e9 importante que busques informa\u00e7\u00f5es na literatura sobre a forma adequada de prepara\u00e7\u00e3o das amostras, para potencializar a qualidade da sua an\u00e1lise. Defina, conforme a an\u00e1lise que ir\u00e1s executar, qual o melhor tipo de metaliza\u00e7\u00e3o. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00e3o \u00e9 responsabilidade do t\u00e9cnico\/bolsista do microsc\u00f3pio realizar prepara\u00e7\u00e3o de amostra, conhecer o m\u00e9todo de an\u00e1lise e interpretar os resultados.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Use sempre luvas para manipular suas amostras e o material. Lembre-se que o contato com a m\u00e3o pode depositar material isolante que pode comprometer a condutividade da amostra (gordura).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c9 permitido o uso de resinas epoxi para embutimento e fixa\u00e7\u00e3o de amostras. N\u00e3o \u00e9 permitida a inser\u00e7\u00e3o de amostras no MEV de outros tipos de materiais que n\u00e3o sejam de microscopia eletr\u00f4nica (ex: fita dupla face). Em caso de d\u00favida, consulte previamente a equipe dos MEVs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Se necess\u00e1rio, utilize a sala de prepara\u00e7\u00e3o de amostras existentes no CMM, onde tens dispon\u00edvel: acetona e luvas (para remo\u00e7\u00e3o da gordura isolante), fita carbono adesiva (para fixa\u00e7\u00e3o da amostra ao stub), cola condutora(se necess\u00e1rio), pin\u00e7as e esp\u00e1tulas (manipula\u00e7\u00e3o amostra e stubs) e soprador (remo\u00e7\u00e3o do excesso de s\u00f3lido e garantir ades\u00e3o da amostra \u00e0 fita). Consulte o hor\u00e1rio de funcionamento da sala de prepara\u00e7\u00e3o de amostras, no site.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-content\/uploads\/2019\/10\/Montarstubs_Rev_2019.10.21.pdf\">Instru\u00e7\u00f5es de Montagem sobre STUBS<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>ORIENTA\u00c7\u00d5ES GERAIS As amostras podem ser fixadas em stubs utilizando fita carbono, entre outros materiais que permitam a condu\u00e7\u00e3o dos<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":31,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"class_list":["post-531","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-json\/wp\/v2\/pages\/531","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-json\/wp\/v2\/comments?post=531"}],"version-history":[{"count":11,"href":"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-json\/wp\/v2\/pages\/531\/revisions"}],"predecessor-version":[{"id":2612,"href":"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-json\/wp\/v2\/pages\/531\/revisions\/2612"}],"up":[{"embeddable":true,"href":"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-json\/wp\/v2\/pages\/31"}],"wp:attachment":[{"href":"https:\/\/www.ufrgs.br\/cmmbrsul\/wp-json\/wp\/v2\/media?parent=531"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}