{"id":807,"date":"2014-04-21T13:42:46","date_gmt":"2014-04-21T12:42:46","guid":{"rendered":"http:\/\/localhost\/direction\/?p=807"},"modified":"2014-05-21T13:48:06","modified_gmt":"2014-05-21T12:48:06","slug":"interpolation-par-fonctions-b-splines-pour-le-calcul-des-indices-de-retention-en-programmation-de-temperature-application-a-un-melange-de-phenols-tests-separes-sur-des-colonnes-garnies-de","status":"publish","type":"post","link":"https:\/\/synthese.univ-annaba.dz\/?p=807","title":{"rendered":"Interpolation par fonctions B \u2013 splines pour le calcul des indices de r\u00e9tention en programmation de temp\u00e9rature : application \u00e0 un m\u00e9lange de ph\u00e9nols tests s\u00e9par\u00e9s sur des colonnes garnies de Tenax \u2013 GC modifi\u00e9"},"content":{"rendered":"<p style=\"text-align: left;\" align=\"center\"><strong>Num\u00e9ro de la revue<\/strong>: 27<br \/>\n<strong>Auteurs<\/strong>: Djelloul Messadi, Mohamed Lotfi Souici &amp; Leila Lourici<br \/>\n<strong>Affiliation<\/strong>: <i>Laboratoire de S\u00e9curit\u00e9 Environnementale et Alimentaire (LASEA), Universit\u00e9 Badji Mokhtar Annaba BP.12, Annaba, 23000, Alg\u00e9rie.<\/i><\/p>\n<p style=\"text-align: right;\"><a href=\"\/wp-content\/uploads\/2014\/04\/p2.jpg\"><strong>T\u00e9l\u00e9charger l&rsquo;article<img loading=\"lazy\" decoding=\"async\" class=\" wp-image-709 alignright\" style=\"margin-top: -10px; margin-bottom: -10px;\" alt=\"p2\" src=\"\/wp-content\/uploads\/2014\/04\/p2.jpg\" width=\"37\" height=\"35\" srcset=\"https:\/\/synthese.univ-annaba.dz\/wp-content\/uploads\/2014\/04\/p2.jpg 113w, https:\/\/synthese.univ-annaba.dz\/wp-content\/uploads\/2014\/04\/p2-24x24.jpg 24w, https:\/\/synthese.univ-annaba.dz\/wp-content\/uploads\/2014\/04\/p2-48x46.jpg 48w\" sizes=\"auto, (max-width: 37px) 100vw, 37px\" \/><\/strong><\/a><\/p>\n<p style=\"text-align: justify;\"><strong>R\u00e9sum\u00e9<\/strong><\/p>\n<p style=\"text-align: justify;\">Les B \u2013 splines d\u2019ordres 2 \u00e0 5 ont \u00e9t\u00e9 utilis\u00e9es pour relier les donn\u00e9es de calibration servant au calcul des indices de r\u00e9tention ( I<sup>i<\/sup><sub>BS<\/sub>; i=2 \u00e0 5) de 7 ph\u00e9nols \u00e9lu\u00e9s \u00e0 diff\u00e9rentes programmations, sur des colonnes garnies de Tenax \u2013 GC modifi\u00e9.<\/p>\n<p style=\"text-align: justify;\">La comparaison avec la m\u00e9thode classique de Van den Dool et Kratz (I<sub>L<\/sub>), pour ce qui est des indices de r\u00e9tention et leur r\u00e9p\u00e9tabilit\u00e9, d\u00e9pend de la programmation et de l\u2019ordre des B \u2013 splines. Cependant notre m\u00e9thode conduit, syst\u00e9matiquement, \u00e0 des indices de r\u00e9tention \u00ab\u00a0plus lin\u00e9aires\u00a0\u00bb. Quels que soient les m\u00e9langes de r\u00e9f\u00e9rence utilis\u00e9s, la B \u2013 spline d\u2019ordre 2 reproduit mieux les indices de r\u00e9tention classiques (I<sub>L<\/sub>), ind\u00e9pendamment des conditions d\u2019analyses.<\/p>\n<p style=\"text-align: justify;\"><b>Mots cl\u00e9s<\/b><b><i>\u00a0: <\/i><\/b><i>Chromatographie gazeuse \u2013 Polym\u00e8re poreux modifi\u00e9 \u2013 Vitesse de chauffe \u2013 Indices de r\u00e9tention \u2013 Interpolation non lin\u00e9aire.<\/i><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Num\u00e9ro de la revue: 27 Auteurs: Djelloul Messadi, Mohamed Lotfi Souici &amp; Leila Lourici Affiliation: Laboratoire de S\u00e9curit\u00e9 Environnementale et Alimentaire (LASEA), Universit\u00e9 Badji Mokhtar Annaba BP.12, Annaba, 23000, Alg\u00e9rie. T\u00e9l\u00e9charger l&rsquo;article R\u00e9sum\u00e9 Les B \u2013 splines d\u2019ordres 2 \u00e0 &hellip; <a href=\"https:\/\/synthese.univ-annaba.dz\/?p=807\">Lire la suite <span class=\"meta-nav\">&raquo;<\/span><\/a><\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[70,73,74,71,72],"class_list":["post-807","post","type-post","status-publish","format-standard","hentry","category-numero-27","tag-chromatographie-gazeuse","tag-indices-de-retention","tag-interpolation-non-lineaire","tag-polymere-poreux-modifie","tag-vitesse-de-chauffe"],"_links":{"self":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts\/807","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=807"}],"version-history":[{"count":8,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts\/807\/revisions"}],"predecessor-version":[{"id":1877,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts\/807\/revisions\/1877"}],"wp:attachment":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=807"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=807"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=807"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}