{"id":4205,"date":"2019-04-01T11:58:49","date_gmt":"2019-04-01T09:58:49","guid":{"rendered":"http:\/\/www.cinam.univ-mrs.fr\/cinam\/?p=4205"},"modified":"2019-04-02T09:17:44","modified_gmt":"2019-04-02T07:17:44","slug":"estimer-la-conductance-dune-molecule-unique-a-partir-de-levolution-spontanee-dun-contact-moleculaire","status":"publish","type":"post","link":"https:\/\/www.cinam.univ-mrs.fr\/cinam\/2019\/04\/01\/estimer-la-conductance-dune-molecule-unique-a-partir-de-levolution-spontanee-dun-contact-moleculaire\/","title":{"rendered":"Estimer la conductance d&rsquo;une mol\u00e9cule unique \u00e0 partir de l&rsquo;\u00e9volution spontan\u00e9e d&rsquo;un contact mol\u00e9culaire"},"content":{"rendered":"<p>Nous pr\u00e9sentons une m\u00e9thode originale pour estimer la conductance d&rsquo;une mol\u00e9cule unique ancr\u00e9e \u00e0 des \u00e9lectrodes m\u00e9talliques de tailles nanom\u00e9triques, \u00e0 l&rsquo;aide d&rsquo;une jonction bris\u00e9e contr\u00f4l\u00e9e m\u00e9caniquement (Mechanically Controlled Break Junction, MCBJ) fonctionnant \u00e0 temp\u00e9rature ambiante en liquide.<\/p>\n<p>Nous enregistrons la conductance du contact m\u00e9tal \/ mol\u00e9cule \/ m\u00e9tal en maintenant constante la distance entre \u00e9lectrodes.<\/p>\n<figure id=\"attachment_4113\" aria-describedby=\"caption-attachment-4113\" style=\"width: 300px\" class=\"wp-caption alignright\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-4113 size-medium\" src=\"https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-content\/uploads\/2019\/04\/figure7-300x256.png\" alt=\"\" width=\"300\" height=\"256\" srcset=\"https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-content\/uploads\/2019\/04\/figure7-300x256.png 300w, https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-content\/uploads\/2019\/04\/figure7-768x655.png 768w, https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-content\/uploads\/2019\/04\/figure7-1024x874.png 1024w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4113\" class=\"wp-caption-text\">Conductance vs number of molecules<\/figcaption><\/figure>\n<p>Gr\u00e2ce \u00e0 la diffusion thermique, nous laissons le contact explorer naturellement les configurations les plus stables autour d&rsquo;une valeur de conductance. La conductance d&rsquo;une mol\u00e9cule est estim\u00e9e \u00e0 partir d&rsquo;une analyse statistique des donn\u00e9es de conductance brute de contacts contenant jusqu&rsquo;\u00e0 14 mol\u00e9ciules. La valeur de conductance d&rsquo;une mol\u00e9cule unique est interpr\u00e9t\u00e9e comme la moyenne temporelle de la conductance d&rsquo;un ensemble de conform\u00e8res \u00e0 l&rsquo;\u00e9quilibre thermique.<\/p>\n<p><strong>Lire l&rsquo; article<\/strong> :\u00a0<a href=\"https:\/\/hal.archives-ouvertes.fr\/hal-01586755\">https:\/\/hal.archives-ouvertes.fr\/hal-01586755<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Publication d&rsquo;une m\u00e9thode originale d&rsquo;estimation de la conductance d&rsquo;une mol\u00e9cule unique<\/p>\n","protected":false},"author":5,"featured_media":4165,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[2],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-json\/wp\/v2\/posts\/4205"}],"collection":[{"href":"https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-json\/wp\/v2\/comments?post=4205"}],"version-history":[{"count":3,"href":"https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-json\/wp\/v2\/posts\/4205\/revisions"}],"predecessor-version":[{"id":4318,"href":"https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-json\/wp\/v2\/posts\/4205\/revisions\/4318"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-json\/wp\/v2\/media\/4165"}],"wp:attachment":[{"href":"https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-json\/wp\/v2\/media?parent=4205"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-json\/wp\/v2\/categories?post=4205"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cinam.univ-mrs.fr\/cinam\/wp-json\/wp\/v2\/tags?post=4205"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}