{"id":1054652,"date":"2026-07-31T15:48:48","date_gmt":"2026-07-31T07:48:48","guid":{"rendered":"https:\/\/vimaterial.de\/quest-ce-que-le-diborure-de-niobium-nbb%e2%82%82-proprietes-preparation-applications-et-avantages\/"},"modified":"2026-07-31T16:01:14","modified_gmt":"2026-07-31T08:01:14","slug":"quest-ce-que-le-diborure-de-niobium-nbb%e2%82%82-proprietes-preparation-applications-et-avantages","status":"publish","type":"post","link":"https:\/\/vimaterial.de\/fr\/quest-ce-que-le-diborure-de-niobium-nbb%e2%82%82-proprietes-preparation-applications-et-avantages\/","title":{"rendered":"Qu&#8217;est-ce que le diborure de niobium (NbB\u2082) ? Propri\u00e9t\u00e9s, pr\u00e9paration, applications et avantages"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"1054652\" class=\"elementor elementor-1054652 elementor-1054611\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5ddf3f9 e-flex e-con-boxed e-con e-parent\" data-id=\"5ddf3f9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b824792 elementor-widget elementor-widget-text-editor\" data-id=\"b824792\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/vimaterial.de\/fr\/search\/?type=element&#038;keyword=NbB2\">Le diborure de niobium (NbB\u2082)<\/a><\/span> est une c\u00e9ramique r\u00e9sistante aux tr\u00e8s hautes temp\u00e9ratures (UHTC) r\u00e9put\u00e9e pour son point de fusion exceptionnel, sa grande duret\u00e9, son excellente conductivit\u00e9 \u00e9lectrique et sa stabilit\u00e9 chimique remarquable. Ces caract\u00e9ristiques en font une c\u00e9ramique technique importante pour les environnements exigeants tels que l&#8217;a\u00e9rospatiale, la m\u00e9tallurgie, l&#8217;\u00e9lectronique et la fabrication de c\u00e9ramiques avanc\u00e9es.<\/p><p>\u00c0 mesure que la recherche sur les mat\u00e9riaux ultra-hautes temp\u00e9ratures continue de se d\u00e9velopper, le NbB\u2082 suscite un int\u00e9r\u00eat croissant en tant que mat\u00e9riau candidat pour les syst\u00e8mes de protection thermique, les composants r\u00e9sistants \u00e0 l&#8217;usure, les c\u00e9ramiques \u00e9lectriquement conductrices et les mat\u00e9riaux composites haute performance.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9f0d70c elementor-widget elementor-widget-heading\" data-id=\"9f0d70c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Qu'est-ce que le diborure de niobium ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-92015ec elementor-widget elementor-widget-text-editor\" data-id=\"92015ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le diborure de niobium est un compos\u00e9 c\u00e9ramique inorganique compos\u00e9 de niobium et de bore, dont la formule chimique est NbB\u2082. Il appartient \u00e0 la famille des diborures de m\u00e9taux de transition, qui comprend \u00e9galement <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/vimaterial.de\/fr\/search\/?type=element&#038;keyword=TiB2\">le diborure de titane (TiB\u2082)<\/a><\/span>, <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/vimaterial.de\/fr\/search\/?type=element&#038;keyword=ZrB2\">le diborure de zirconium (ZrB\u2082)<\/a><\/span>et <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/vimaterial.de\/fr\/search\/?type=element&#038;keyword=HfB2\">le diborure d&#8217;hafnium (HfB\u2082<\/a><\/span>).<\/p><p>Le NbB\u2082 cristallise selon une structure cristalline hexagonale de type AlB\u2082, dans laquelle des couches altern\u00e9es d\u2019atomes de niobium et de bore forment des liaisons covalentes et m\u00e9talliques solides. Cette structure unique conf\u00e8re au mat\u00e9riau une excellente combinaison de duret\u00e9, de stabilit\u00e9 thermique et de conductivit\u00e9 \u00e9lectrique.<\/p><p>En raison de sa densit\u00e9 relativement faible par rapport \u00e0 de nombreux mat\u00e9riaux r\u00e9fractaires et de son point de fusion sup\u00e9rieur \u00e0 3 000 \u00b0C, le diborure de niobium est largement consid\u00e9r\u00e9 comme un mat\u00e9riau prometteur pour les applications \u00e0 temp\u00e9ratures extr\u00eames.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d688366 elementor-widget elementor-widget-heading\" data-id=\"d688366\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Propri\u00e9t\u00e9s chimiques et physiques du NbB\u2082<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8a0ce50 elementor-widget elementor-widget-text-editor\" data-id=\"8a0ce50\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><style><span data-mce-type=\"bookmark\" style=\"display: inline-block; width: 0px; overflow: hidden; line-height: 0;\" class=\"mce_SELRES_start\">\ufeff<\/span><br \/>\n.kb-table {<br \/>\n    width: 100%;<br \/>\n    border-collapse: collapse;<br \/>\n    margin: 25px 0;<br \/>\n    font-size: 15px;<br \/>\n    line-height: 1.6;<br \/>\n}<\/p>\n<p>.kb-table th {<br \/>\n    background: #f5f7fa;<br \/>\n    color: #222;<br \/>\n    text-align: left;<br \/>\n    padding: 12px 16px;<br \/>\n    border: 1px solid #ddd;<br \/>\n    font-weight: 600;<br \/>\n}<\/p>\n<p>.kb-table td {<br \/>\n    padding: 12px 16px;<br \/>\n    border: 1px solid #ddd;<br \/>\n}<\/p>\n<p>.kb-table tr:nth-child(even) {<br \/>\n    background: #fafafa;<br \/>\n}<\/p>\n<p>.kb-table tr:hover {<br \/>\n    background: #f2f7ff;<br \/>\n}<br \/>\n<\/style><\/p><table class=\"kb-table\"><thead><tr><th>Propri\u00e9t\u00e9<\/th><th>Valeur<\/th><\/tr><\/thead><tbody><tr><td>Formule chimique<\/td><td>NbB\u2082<\/td><\/tr><tr><td>Num\u00e9ro CAS<\/td><td>12007-29-3<\/td><\/tr><tr><td>Structure cristalline<\/td><td><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/en.wikipedia.org\/wiki\/Hexagon\" rel=\"nofollow noopener\" target=\"_blank\">Hexagonale<\/a><\/span> (de type AlB\u2082)<\/td><\/tr><tr><td>Aspect<\/td><td>Poudre grise \u00e0 gris-noir<\/td><\/tr><tr><td>Masse mol\u00e9culaire<\/td><td>114,53 g\/mol<\/td><\/tr><tr><td>Densit\u00e9<\/td><td>Environ 6,97 g\/cm\u00b3 (25 \u00b0C)<\/td><\/tr><tr><td>Point de fusion<\/td><td>Environ 3 050 \u00b0C<\/td><\/tr><tr><td>Solubilit\u00e9 dans l&#8217;eau<\/td><td>Insoluble dans l&#8217;eau<\/td><\/tr><tr><td>R\u00e9sistivit\u00e9 \u00e9lectrique<\/td><td>26\u201365 \u03bc\u03a9\u00b7cm<\/td><\/tr><tr><td>Duret\u00e9<\/td><td>Tr\u00e8s \u00e9lev\u00e9e<\/td><\/tr><tr><td>Conductivit\u00e9 thermique<\/td><td>Bonne<\/td><\/tr><tr><td>Stabilit\u00e9 chimique<\/td><td>Excellente dans des conditions normales<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7df6536 elementor-widget elementor-widget-image\" data-id=\"7df6536\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"670\" height=\"500\" src=\"https:\/\/vimaterial.de\/wp-content\/uploads\/2026\/07\/Niobium-diboride-NbB2-Powder.jpg\" class=\"attachment-large size-large wp-image-1054653\" alt=\"Poudre de diborure de niobium (NbB\u2082) - VIMATERIAL\" srcset=\"https:\/\/vimaterial.de\/wp-content\/uploads\/2026\/07\/Niobium-diboride-NbB2-Powder.jpg 670w, https:\/\/vimaterial.de\/wp-content\/uploads\/2026\/07\/Niobium-diboride-NbB2-Powder-300x224.jpg 300w, https:\/\/vimaterial.de\/wp-content\/uploads\/2026\/07\/Niobium-diboride-NbB2-Powder-600x448.jpg 600w\" sizes=\"(max-width: 670px) 100vw, 670px\" title=\"\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6548ce2 elementor-widget elementor-widget-heading\" data-id=\"6548ce2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Principales propri\u00e9t\u00e9s du diborure de niobium<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-15d4305 elementor-widget elementor-widget-text-editor\" data-id=\"15d4305\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Point de fusion ultra-\u00e9lev\u00e9<\/strong><\/p><p>Avec un point de fusion d&#8217;environ 3 050 \u00b0C, le NbB\u2082 appartient \u00e0 la cat\u00e9gorie des c\u00e9ramiques \u00e0 tr\u00e8s haute temp\u00e9rature, capables de conserver leur stabilit\u00e9 structurelle dans des conditions thermiques extr\u00eames.<\/p><p><strong>Duret\u00e9 \u00e9lev\u00e9e et r\u00e9sistance \u00e0 l&#8217;usure<\/strong><\/p><p>Les liaisons covalentes solides au sein du r\u00e9seau cristallin conf\u00e8rent une excellente duret\u00e9 au diborure de niobium, ce qui le rend adapt\u00e9 aux rev\u00eatements r\u00e9sistants \u00e0 l&#8217;usure et aux composants c\u00e9ramiques structurels.<\/p><p><strong>Bonne conductivit\u00e9 \u00e9lectrique et thermique<\/strong><\/p><p>Contrairement \u00e0 de nombreuses c\u00e9ramiques conventionnelles, le NbB\u2082 pr\u00e9sente une conductivit\u00e9 \u00e9lectrique et thermique relativement \u00e9lev\u00e9e, ce qui le rend utile pour les applications c\u00e9ramiques conductrices et les composants \u00e9lectriques \u00e0 haute temp\u00e9rature.<\/p><p><strong>Excellente stabilit\u00e9 chimique<\/strong><\/p><p>Le diborure de niobium pr\u00e9sente une excellente r\u00e9sistance \u00e0 la corrosion et aux attaques chimiques dans des conditions normales d\u2019utilisation. Il reste stable dans de nombreux environnements acides et alcalins, bien que des atmosph\u00e8res fortement oxydantes \u00e0 des temp\u00e9ratures \u00e9lev\u00e9es puissent progressivement oxyder le mat\u00e9riau.<\/p><p><strong>Densit\u00e9 relativement faible<\/strong><\/p><p>Compar\u00e9 \u00e0 de nombreux m\u00e9taux r\u00e9fractaires, le NbB\u2082 pr\u00e9sente une densit\u00e9 d\u2019environ 6,97 g\/cm\u00b3 seulement, offrant un compromis int\u00e9ressant entre l\u00e9g\u00e8ret\u00e9 et performances m\u00e9caniques \u00e0 haute temp\u00e9rature.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86f6dfd elementor-widget elementor-widget-heading\" data-id=\"86f6dfd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Comment pr\u00e9pare-t-on le diborure de niobium ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f4b0ca elementor-widget elementor-widget-text-editor\" data-id=\"4f4b0ca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Plusieurs proc\u00e9d\u00e9s de fabrication sont utilis\u00e9s en fonction du degr\u00e9 de puret\u00e9 requis, de la taille des particules et de l&#8217;application pr\u00e9vue.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d7353a0 elementor-widget elementor-widget-heading\" data-id=\"d7353a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">R\u00e9action directe en phase solide<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a2599e elementor-widget elementor-widget-text-editor\" data-id=\"9a2599e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>De la poudre de niobium de haute puret\u00e9 est m\u00e9lang\u00e9e \u00e0 de la poudre de bore, puis soumise \u00e0 une r\u00e9action \u00e0 haute temp\u00e9rature afin d&#8217;obtenir du diborure de niobium.<\/p><p><strong>Avantages<\/strong><\/p><ul><li>Proc\u00e9d\u00e9 simple<\/li><li>Haute puret\u00e9 du produit<\/li><li>Adapt\u00e9 \u00e0 la production \u00e0 l&#8217;\u00e9chelle industrielle<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-75617f3 elementor-widget elementor-widget-heading\" data-id=\"75617f3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">R\u00e9duction carbothermique<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a0707ee elementor-widget elementor-widget-text-editor\" data-id=\"a0707ee\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>L&#8217;oxyde de niobium, l&#8217;oxyde de bore et le carbone r\u00e9agissent \u00e0 haute temp\u00e9rature, produisant du NbB\u2082 tout en lib\u00e9rant du monoxyde de carbone.<\/p><p><strong>Avantages<\/strong><\/p><ul><li>Mati\u00e8res premi\u00e8res \u00e9conomiques<\/li><li>Adapt\u00e9 \u00e0 la production en grande s\u00e9rie<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cf80355 elementor-widget elementor-widget-heading\" data-id=\"cf80355\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">D\u00e9p\u00f4t chimique en phase vapeur (CVD)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ce54031 elementor-widget elementor-widget-text-editor\" data-id=\"ce54031\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Dans le cadre des applications en couches minces, les pr\u00e9curseurs gazeux de niobium et de bore r\u00e9agissent et se d\u00e9posent sous forme de couches de NbB\u2082 sur les substrats.<\/p><p><strong>Avantages<\/strong><\/p><ul><li>Haute qualit\u00e9 du rev\u00eatement<\/li><li>Excellent contr\u00f4le de l&#8217;\u00e9paisseur<\/li><li>Convient aux applications \u00e9lectroniques et aux semi-conducteurs<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d60fc99 elementor-widget elementor-widget-heading\" data-id=\"d60fc99\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Granulom\u00e9tries et caract\u00e9ristiques techniques des poudres disponibles<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8f3a206 elementor-widget elementor-widget-text-editor\" data-id=\"8f3a206\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La poudre de diborure de niobium disponible dans le commerce se pr\u00e9sente g\u00e9n\u00e9ralement sous forme de particules de taille nanom\u00e9trique ou microm\u00e9trique.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0942fd4 elementor-widget elementor-widget-text-editor\" data-id=\"0942fd4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table class=\"kb-table\"><thead><tr><th>Caract\u00e9ristiques techniques<\/th><th>Options courantes<\/th><\/tr><\/thead><tbody><tr><td>Puret\u00e9<\/td><td>\u2265 99,5 % (des degr\u00e9s de puret\u00e9 sup\u00e9rieurs sont disponibles sur demande)<\/td><\/tr><tr><td>Taille des nanoparticules<\/td><td>20 nm, 50 nm, 100 nm, 200 nm, 500 nm<\/td><\/tr><tr><td>Taille des particules en microns<\/td><td>1 \u03bcm, 5 \u03bcm, 10 \u03bcm, 45 \u03bcm<\/td><\/tr><tr><td>Aspect<\/td><td>Poudre noir-gris<\/td><\/tr><tr><td>Morphologie des particules<\/td><td>Particules irr\u00e9guli\u00e8res<\/td><\/tr><tr><td>Personnalisation<\/td><td>La taille des particules, la puret\u00e9 et le conditionnement peuvent \u00eatre adapt\u00e9s aux besoins du client.<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-23547a0 elementor-widget elementor-widget-heading\" data-id=\"23547a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Applications du diborure de niobium<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8162596 elementor-widget elementor-widget-heading\" data-id=\"8162596\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Mat\u00e9riaux a\u00e9rospatiaux r\u00e9sistants aux temp\u00e9ratures extr\u00eamement \u00e9lev\u00e9es<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-993e23b elementor-widget elementor-widget-text-editor\" data-id=\"993e23b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le NbB\u2082 fait l&#8217;objet de nombreuses \u00e9tudes dans le domaine des syst\u00e8mes de protection thermique a\u00e9rospatiaux en raison de sa capacit\u00e9 \u00e0 r\u00e9sister \u00e0 des temp\u00e9ratures extr\u00eamement \u00e9lev\u00e9es. Il est envisag\u00e9 pour des applications telles que :<\/p><ul><li>les tuy\u00e8res de fus\u00e9e<\/li><li>Cones de nez<\/li><li>Composants de v\u00e9hicules de rentr\u00e9e<\/li><li>Structures de vol hypersonique<\/li><li>Rev\u00eatements de protection thermique<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-119953e elementor-widget elementor-widget-heading\" data-id=\"119953e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">C\u00e9ramiques r\u00e9sistantes \u00e0 l'usure<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c102d16 elementor-widget elementor-widget-text-editor\" data-id=\"c102d16\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Gr\u00e2ce \u00e0 sa duret\u00e9 exceptionnelle, le diborure de niobium est adapt\u00e9 aux applications suivantes :<\/p><ul><li>Rev\u00eatements protecteurs<\/li><li>Joints m\u00e9caniques<\/li><li>Composants r\u00e9sistants \u00e0 l&#8217;usure<\/li><li>Mat\u00e9riaux pour outils de coupe<\/li><li>Moules de pr\u00e9cision<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-babc30c elementor-widget elementor-widget-heading\" data-id=\"babc30c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">M\u00e9tallurgie<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eaa4683 elementor-widget elementor-widget-text-editor\" data-id=\"eaa4683\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le borure de niobium peut servir d&#8217;additif dans la transformation des m\u00e9taux afin d&#8217;affiner la microstructure et d&#8217;am\u00e9liorer les propri\u00e9t\u00e9s m\u00e9caniques des alliages, en particulier des mat\u00e9riaux \u00e0 base d&#8217;aluminium et de cuivre.<\/p><p>Il pr\u00e9sente \u00e9galement une bonne r\u00e9sistance \u00e0 la corrosion par les m\u00e9taux en fusion, ce qui le rend int\u00e9ressant pour certaines applications m\u00e9tallurgiques \u00e0 haute temp\u00e9rature.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4dfc4c8 elementor-widget elementor-widget-image\" data-id=\"4dfc4c8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"644\" height=\"500\" src=\"https:\/\/vimaterial.de\/wp-content\/uploads\/2026\/07\/Niobium-diboride-Powder.jpg\" class=\"attachment-large size-large wp-image-1054654\" alt=\"\" srcset=\"https:\/\/vimaterial.de\/wp-content\/uploads\/2026\/07\/Niobium-diboride-Powder.jpg 644w, https:\/\/vimaterial.de\/wp-content\/uploads\/2026\/07\/Niobium-diboride-Powder-300x233.jpg 300w, https:\/\/vimaterial.de\/wp-content\/uploads\/2026\/07\/Niobium-diboride-Powder-600x466.jpg 600w\" sizes=\"(max-width: 644px) 100vw, 644px\" title=\"\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-97a3d09 elementor-widget elementor-widget-heading\" data-id=\"97a3d09\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Mat\u00e9riaux \u00e9lectroniques et semi-conducteurs<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8fa8933 elementor-widget elementor-widget-text-editor\" data-id=\"8fa8933\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La combinaison de la conductivit\u00e9 \u00e9lectrique et de la conductivit\u00e9 thermique permet d&#8217;utiliser le NbB\u2082 dans des applications \u00e9lectroniques sp\u00e9cialis\u00e9es, notamment :<\/p><ul><li>Composants c\u00e9ramiques conducteurs<\/li><li>Mat\u00e9riaux de d\u00e9p\u00f4t en couche mince<\/li><li>Proc\u00e9d\u00e9s de rev\u00eatement de semi-conducteurs<\/li><li>Mat\u00e9riaux d&#8217;encapsulation \u00e9lectronique<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c901ac6 elementor-widget elementor-widget-heading\" data-id=\"c901ac6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">C\u00e9ramiques composites<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9b3969d elementor-widget elementor-widget-text-editor\" data-id=\"9b3969d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le diborure de niobium est souvent associ\u00e9 \u00e0 des c\u00e9ramiques telles que <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/vimaterial.de\/fr\/search\/?type=element&#038;keyword=B4C\">le carbure de bore (B\u2084C)<\/a><\/span>, <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/vimaterial.de\/fr\/search\/?type=element&#038;keyword=SiC\">le carbure de silicium (SiC)<\/a><\/span>, ou <span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/vimaterial.de\/fr\/search\/?type=element&#038;keyword=BN\">le nitrure de bore (BN)<\/a><\/span> afin d\u2019am\u00e9liorer :<\/p><ul><li>la r\u00e9sistance m\u00e9canique<\/li><li>R\u00e9sistance \u00e0 l&#8217;oxydation<\/li><li>La t\u00e9nacit\u00e9 \u00e0 la rupture<\/li><li>R\u00e9sistance aux chocs thermiques<\/li><li>R\u00e9sistance \u00e0 l\u2019usure<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-088575b elementor-widget elementor-widget-heading\" data-id=\"088575b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Mat\u00e9riaux de brasage<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-54fffa2 elementor-widget elementor-widget-text-editor\" data-id=\"54fffa2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le NbB\u2082 peut \u00eatre utilis\u00e9 comme composant dans certains alliages de brasage \u00e0 haute temp\u00e9rature. Il pr\u00e9sente une bonne mouillabilit\u00e9 et un bon comportement d&#8217;\u00e9talement lors de l&#8217;assemblage de mat\u00e9riaux r\u00e9fractaires, ce qui contribue \u00e0 am\u00e9liorer la r\u00e9sistance des joints \u00e0 des temp\u00e9ratures \u00e9lev\u00e9es.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-24384b7 elementor-widget elementor-widget-heading\" data-id=\"24384b7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Recherche scientifique<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-df4d82c elementor-widget elementor-widget-text-editor\" data-id=\"df4d82c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les chercheurs poursuivent leurs travaux sur le NbB\u2082 en vue d&#8217;applications de pointe, notamment :<\/p><ul><li>les mat\u00e9riaux supraconducteurs<\/li><li>Composites \u00e0 tr\u00e8s haute temp\u00e9rature<\/li><li>Mat\u00e9riaux c\u00e9ramiques fonctionnels<\/li><li>Nouvelles c\u00e9ramiques conductrices<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-00f53a2 elementor-widget elementor-widget-heading\" data-id=\"00f53a2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Avantages du diborure de niobium<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b83a797 elementor-widget elementor-widget-text-editor\" data-id=\"b83a797\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Par rapport aux c\u00e9ramiques techniques classiques, le borure de niobium pr\u00e9sente plusieurs avantages majeurs :<\/p><ul><li>Point de fusion extr\u00eamement \u00e9lev\u00e9<\/li><li>Duret\u00e9 et r\u00e9sistance \u00e0 l&#8217;usure exceptionnelles<\/li><li>Excellente conductivit\u00e9 \u00e9lectrique<\/li><li>Bonne conductivit\u00e9 thermique<\/li><li>Stabilit\u00e9 chimique sup\u00e9rieure<\/li><li>R\u00e9sistance \u00e0 l&#8217;attaque par les m\u00e9taux en fusion<\/li><li>Densit\u00e9 relativement faible<\/li><li>Excellente r\u00e9sistance aux hautes temp\u00e9ratures<\/li><li>Convient aux composites c\u00e9ramiques avanc\u00e9s<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a892d67 elementor-widget elementor-widget-text-editor\" data-id=\"a892d67\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Ces caract\u00e9ristiques font du NbB\u2082 un mat\u00e9riau int\u00e9ressant pour les environnements dans lesquels les c\u00e9ramiques classiques ou les m\u00e9taux r\u00e9fractaires ne permettent pas d&#8217;obtenir des performances suffisantes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ab624a5 elementor-widget elementor-widget-heading\" data-id=\"ab624a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Stockage et manutention<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d0107c elementor-widget elementor-widget-text-editor\" data-id=\"3d0107c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Afin de pr\u00e9server la qualit\u00e9 du mat\u00e9riau, la poudre de diborure de niobium doit \u00eatre manipul\u00e9e avec pr\u00e9caution.<\/p><p>Les conditions de stockage recommand\u00e9es sont les suivantes :<\/p><ul><li>Conserver dans un environnement frais, sec et bien ventil\u00e9.<\/li><li>Veiller \u00e0 ce que les r\u00e9cipients soient herm\u00e9tiquement ferm\u00e9s.<\/li><li>Prot\u00e9ger la poudre de l&#8217;humidit\u00e9 et d&#8217;une exposition prolong\u00e9e \u00e0 l&#8217;air.<\/li><li>\u00c9viter tout contact avec des acides forts et des agents oxydants puissants.<\/li><li>Porter un \u00e9quipement de protection individuelle adapt\u00e9 afin de minimiser l&#8217;inhalation de poussi\u00e8re lors de la manipulation.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dfd889e elementor-widget elementor-widget-text-editor\" data-id=\"dfd889e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les poudres de haute puret\u00e9 sont g\u00e9n\u00e9ralement conditionn\u00e9es dans des emballages \u00e9tanches \u00e0 l&#8217;humidit\u00e9, scell\u00e9s sous vide ou remplis de gaz inerte, afin de limiter l&#8217;oxydation et de pr\u00e9server la stabilit\u00e9 du produit pendant le stockage et le transport.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-813fe56 elementor-widget elementor-widget-heading\" data-id=\"813fe56\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Perspectives d'avenir<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ac31ed0 elementor-widget elementor-widget-text-editor\" data-id=\"ac31ed0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Face \u00e0 la demande croissante en c\u00e9ramiques r\u00e9sistantes aux tr\u00e8s hautes temp\u00e9ratures dans les secteurs de l&#8217;a\u00e9rospatiale, de la fabrication de semi-conducteurs et des syst\u00e8mes \u00e9nerg\u00e9tiques de pointe, le diborure de niobium devrait jouer un r\u00f4le de plus en plus important.<\/p><p>Les recherches actuelles se concentrent sur l&#8217;am\u00e9lioration de la r\u00e9sistance \u00e0 l&#8217;oxydation, la r\u00e9duction des co\u00fbts de fabrication, le d\u00e9veloppement de poudres nanostructur\u00e9es et la conception de composites \u00e0 matrice c\u00e9ramique haute performance. Les progr\u00e8s continus dans les technologies de synth\u00e8se des poudres et de frittage devraient permettre d&#8217;\u00e9largir encore les applications commerciales du NbB\u2082.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-db3192b elementor-widget elementor-widget-heading\" data-id=\"db3192b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Foire aux questions (FAQ)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-593be49 elementor-widget elementor-widget-n-accordion\" data-id=\"593be49\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;expanded&quot;,&quot;max_items_expended&quot;:&quot;one&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-9350\" class=\"e-n-accordion-item\" open>\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"true\" aria-controls=\"e-n-accordion-item-9350\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Le diborure de niobium est-il une c\u00e9ramique ? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-9350\" class=\"elementor-element elementor-element-dd509cd e-con-full e-flex e-con e-child\" data-id=\"dd509cd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2f1789e elementor-widget elementor-widget-text-editor\" data-id=\"2f1789e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Oui. Le diborure de niobium est une c\u00e9ramique r\u00e9sistante aux tr\u00e8s hautes temp\u00e9ratures (UHTC) qui pr\u00e9sente une duret\u00e9, une stabilit\u00e9 thermique et une conductivit\u00e9 \u00e9lectrique exceptionnelles.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-9351\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-9351\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Quel est le point de fusion du NbB\u2082 ? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-9351\" class=\"elementor-element elementor-element-3d37a8c e-con-full e-flex e-con e-child\" data-id=\"3d37a8c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2ce0249 elementor-widget elementor-widget-text-editor\" data-id=\"2ce0249\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le diborure de niobium fond \u00e0 environ 3 050 \u00b0C, ce qui le rend adapt\u00e9 aux applications \u00e0 temp\u00e9ratures extr\u00eames.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-9352\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-9352\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Le diborure de niobium est-il conducteur d'\u00e9lectricit\u00e9 ? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-9352\" class=\"elementor-element elementor-element-ec9a0cd e-con-full e-flex e-con e-child\" data-id=\"ec9a0cd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f34ab4a elementor-widget elementor-widget-text-editor\" data-id=\"f34ab4a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Oui. Contrairement \u00e0 de nombreuses c\u00e9ramiques \u00e0 base d&#8217;oxyde, le NbB\u2082 pr\u00e9sente une conductivit\u00e9 \u00e9lectrique relativement bonne en raison de ses propri\u00e9t\u00e9s de liaison m\u00e9tallique.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-9353\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-9353\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Quels sont les secteurs qui utilisent le diborure de niobium ? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-9353\" class=\"elementor-element elementor-element-2cb330a e-flex e-con-boxed e-con e-child\" data-id=\"2cb330a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a3d9f57 elementor-widget elementor-widget-text-editor\" data-id=\"a3d9f57\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Les principaux domaines d&#8217;application sont notamment l&#8217;a\u00e9rospatiale, la m\u00e9tallurgie, la c\u00e9ramique de pointe, la fabrication de semi-conducteurs, l&#8217;\u00e9lectronique et la recherche scientifique.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-9354\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"5\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-9354\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> La poudre de diborure de niobium peut-elle \u00eatre personnalis\u00e9e ? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-9354\" class=\"elementor-element elementor-element-ff037de e-flex e-con-boxed e-con e-child\" data-id=\"ff037de\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e40dfa5 elementor-widget elementor-widget-text-editor\" data-id=\"e40dfa5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Oui. Les fournisseurs commerciaux proposent g\u00e9n\u00e9ralement des niveaux de puret\u00e9, des tailles de particules et des options de conditionnement sur mesure afin de r\u00e9pondre aux diff\u00e9rentes exigences du monde de la recherche et de l&#8217;industrie.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a3efc4 elementor-widget elementor-widget-heading\" data-id=\"9a3efc4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclusion<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a17a173 elementor-widget elementor-widget-text-editor\" data-id=\"a17a173\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le diborure de niobium (NbB\u2082) est une c\u00e9ramique haute performance r\u00e9sistante aux tr\u00e8s hautes temp\u00e9ratures qui allie une stabilit\u00e9 thermique exceptionnelle, une grande duret\u00e9, une bonne conductivit\u00e9 \u00e9lectrique et une r\u00e9sistance chimique \u00e9lev\u00e9e. Disponible sous forme de poudres de taille nanom\u00e9trique ou microm\u00e9trique, il est largement utilis\u00e9 dans les c\u00e9ramiques avanc\u00e9es, les syst\u00e8mes a\u00e9rospatiaux, les rev\u00eatements r\u00e9sistants \u00e0 l&#8217;usure, la m\u00e9tallurgie et les mat\u00e9riaux \u00e9lectroniques.<\/p><p>\u00c0 mesure que les technologies \u00e0 tr\u00e8s haute temp\u00e9rature continuent d\u2019\u00e9voluer, le NbB\u2082 devrait rester un mat\u00e9riau essentiel pour les applications structurelles et fonctionnelles \u00e0 haute temp\u00e9rature de nouvelle g\u00e9n\u00e9ration.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-aa39f3f e-con-full e-flex e-con e-child\" data-id=\"aa39f3f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1643ff9 elementor-widget elementor-widget-heading\" data-id=\"1643ff9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">R\u00e9f\u00e9rences<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-63277ee elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"63277ee\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">[1] Pierson, H. O. *Manuel des carbures et nitrures r\u00e9fractaires*. William Andrew Publishing.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">[2] Matkovich, V. I. *Le bore et les borures r\u00e9fractaires*. Springer.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">[3] CRC Handbook of Chemistry and Physics. CRC Press.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">[4] ASM Handbook. ASM International.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">[5] NIST Chemistry WebBook.<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7d3b31a e-con-full e-flex e-con e-child\" data-id=\"7d3b31a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0215236 elementor-widget elementor-widget-heading\" data-id=\"0215236\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Pour en savoir plus<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ca3494d elementor-widget elementor-widget-text-editor\" data-id=\"ca3494d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Si le diborure de niobium et d&#8217;autres mat\u00e9riaux c\u00e9ramiques de pointe vous int\u00e9ressent, ces articles pourraient \u00e9galement vous \u00eatre utiles :<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b340ec6 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"b340ec6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vimaterial.de\/fr\/ceramiques-a-tres-haute-temperature-uhtc-materiaux-destines-a-des-applications-a-tres-haute-temperature\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-arrow-alt-circle-right\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256C504 119 393 8 256 8S8 119 8 256s111 248 248 248 248-111 248-248zm-448 0c0-110.5 89.5-200 200-200s200 89.5 200 200-89.5 200-200 200S56 366.5 56 256zm72 20v-40c0-6.6 5.4-12 12-12h116v-67c0-10.7 12.9-16 20.5-8.5l99 99c4.7 4.7 4.7 12.3 0 17l-99 99c-7.6 7.6-20.5 2.2-20.5-8.5v-67H140c-6.6 0-12-5.4-12-12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">C\u00e9ramiques r\u00e9sistantes aux tr\u00e8s hautes temp\u00e9ratures (UHTC) : mat\u00e9riaux destin\u00e9s \u00e0 des applications \u00e0 tr\u00e8s haute temp\u00e9rature<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vimaterial.de\/fr\/si3n4-vs-sic-un-guide-rapide-de-ces-deux-materiaux-ceramiques\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-arrow-alt-circle-right\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256C504 119 393 8 256 8S8 119 8 256s111 248 248 248 248-111 248-248zm-448 0c0-110.5 89.5-200 200-200s200 89.5 200 200-89.5 200-200 200S56 366.5 56 256zm72 20v-40c0-6.6 5.4-12 12-12h116v-67c0-10.7 12.9-16 20.5-8.5l99 99c4.7 4.7 4.7 12.3 0 17l-99 99c-7.6 7.6-20.5 2.2-20.5-8.5v-67H140c-6.6 0-12-5.4-12-12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Si3N4 vs SiC : un guide rapide sur ces deux mat\u00e9riaux c\u00e9ramiques.<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vimaterial.de\/fr\/quest-ce-que-le-nitrure-de-bore\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-arrow-alt-circle-right\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256C504 119 393 8 256 8S8 119 8 256s111 248 248 248 248-111 248-248zm-448 0c0-110.5 89.5-200 200-200s200 89.5 200 200-89.5 200-200 200S56 366.5 56 256zm72 20v-40c0-6.6 5.4-12 12-12h116v-67c0-10.7 12.9-16 20.5-8.5l99 99c4.7 4.7 4.7 12.3 0 17l-99 99c-7.6 7.6-20.5 2.2-20.5-8.5v-67H140c-6.6 0-12-5.4-12-12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Qu'est-ce que le nitrure de bore ?<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vimaterial.de\/fr\/quelles-sont-les-utilisations-du-nano-pentoxyde-de-niobium-nb%e2%82%82o%e2%82%85\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-arrow-alt-circle-right\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256C504 119 393 8 256 8S8 119 8 256s111 248 248 248 248-111 248-248zm-448 0c0-110.5 89.5-200 200-200s200 89.5 200 200-89.5 200-200 200S56 366.5 56 256zm72 20v-40c0-6.6 5.4-12 12-12h116v-67c0-10.7 12.9-16 20.5-8.5l99 99c4.7 4.7 4.7 12.3 0 17l-99 99c-7.6 7.6-20.5 2.2-20.5-8.5v-67H140c-6.6 0-12-5.4-12-12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Quelles sont les applications du pentoxyde de niobium nano (Nb\u2082O\u2085) ? Une analyse approfondie<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vimaterial.de\/fr\/carbure-de-titane-de-haute-purete-le-pionnier-ultra-dur-des-technologies-de-pointe\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-far-arrow-alt-circle-right\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M504 256C504 119 393 8 256 8S8 119 8 256s111 248 248 248 248-111 248-248zm-448 0c0-110.5 89.5-200 200-200s200 89.5 200 200-89.5 200-200 200S56 366.5 56 256zm72 20v-40c0-6.6 5.4-12 12-12h116v-67c0-10.7 12.9-16 20.5-8.5l99 99c4.7 4.7 4.7 12.3 0 17l-99 99c-7.6 7.6-20.5 2.2-20.5-8.5v-67H140c-6.6 0-12-5.4-12-12z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Carbure de titane de haute puret\u00e9 : le \u00ab pionnier de l'ultra-duret\u00e9 \u00bb au service des technologies de pointe<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e899e30 e-con-full e-flex e-con e-child\" data-id=\"e899e30\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-55591a9 elementor-widget elementor-widget-heading\" data-id=\"55591a9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Vous avez besoin d'une solution sur mesure en mati\u00e8re de mat\u00e9riaux ?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-447ca04 elementor-widget elementor-widget-text-editor\" data-id=\"447ca04\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>VIMATERIAL fournit de la poudre de diborure de niobium (NbB\u2082) de haute puret\u00e9 ainsi que d\u2019autres mat\u00e9riaux c\u00e9ramiques de pointe destin\u00e9s \u00e0 la recherche et aux applications industrielles. Nous proposons des niveaux de puret\u00e9, des tailles de particules et des conditionnements personnalisables, ainsi qu\u2019une assistance technique r\u00e9active pour vous aider \u00e0 trouver le mat\u00e9riau le mieux adapt\u00e9 \u00e0 votre projet.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a98c8ca elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"a98c8ca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M173.898 439.404l-166.4-166.4c-9.997-9.997-9.997-26.206 0-36.204l36.203-36.204c9.997-9.998 26.207-9.998 36.204 0L192 312.69 432.095 72.596c9.997-9.997 26.207-9.997 36.204 0l36.203 36.204c9.997 9.997 9.997 26.206 0 36.204l-294.4 294.401c-9.998 9.997-26.207 9.997-36.204-.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Mat\u00e9riaux de haute puret\u00e9<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M173.898 439.404l-166.4-166.4c-9.997-9.997-9.997-26.206 0-36.204l36.203-36.204c9.997-9.998 26.207-9.998 36.204 0L192 312.69 432.095 72.596c9.997-9.997 26.207-9.997 36.204 0l36.203 36.204c9.997 9.997 9.997 26.206 0 36.204l-294.4 294.401c-9.998 9.997-26.207 9.997-36.204-.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Tailles de particules personnalis\u00e9es<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M173.898 439.404l-166.4-166.4c-9.997-9.997-9.997-26.206 0-36.204l36.203-36.204c9.997-9.998 26.207-9.998 36.204 0L192 312.69 432.095 72.596c9.997-9.997 26.207-9.997 36.204 0l36.203 36.204c9.997 9.997 9.997 26.206 0 36.204l-294.4 294.401c-9.998 9.997-26.207 9.997-36.204-.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Recherche et approvisionnement industriel<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-check\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M173.898 439.404l-166.4-166.4c-9.997-9.997-9.997-26.206 0-36.204l36.203-36.204c9.997-9.998 26.207-9.998 36.204 0L192 312.69 432.095 72.596c9.997-9.997 26.207-9.997 36.204 0l36.203 36.204c9.997 9.997 9.997 26.206 0 36.204l-294.4 294.401c-9.998 9.997-26.207 9.997-36.204-.001z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Livraison internationale<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-326888c e-con-full e-flex e-con e-child\" data-id=\"326888c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7593392 elementor-widget elementor-widget-button\" data-id=\"7593392\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6MTAzNTA3NSwidG9nZ2xlIjpmYWxzZX0%3D\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Demander un devis<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b6d26d1 elementor-widget elementor-widget-button\" data-id=\"b6d26d1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/vimaterial.de\/fr\/contact\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Nous contacter<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Le diborure de niobium (NbB\u2082) est une c\u00e9ramique r\u00e9sistante aux tr\u00e8s hautes temp\u00e9ratures (UHTC) r\u00e9put\u00e9e pour son point de fusion exceptionnel, sa grande duret\u00e9, son excellente conductivit\u00e9 \u00e9lectrique et sa stabilit\u00e9 chimique remarquable. Ces caract\u00e9ristiques en font une c\u00e9ramique technique importante pour les environnements exigeants tels que l&#8217;a\u00e9rospatiale, la m\u00e9tallurgie, l&#8217;\u00e9lectronique et la fabrication de [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":1054653,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[113],"tags":[],"class_list":["post-1054652","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-non-classifiee"],"acf":[],"_links":{"self":[{"href":"https:\/\/vimaterial.de\/fr\/wp-json\/wp\/v2\/posts\/1054652","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vimaterial.de\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vimaterial.de\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vimaterial.de\/fr\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vimaterial.de\/fr\/wp-json\/wp\/v2\/comments?post=1054652"}],"version-history":[{"count":2,"href":"https:\/\/vimaterial.de\/fr\/wp-json\/wp\/v2\/posts\/1054652\/revisions"}],"predecessor-version":[{"id":1054656,"href":"https:\/\/vimaterial.de\/fr\/wp-json\/wp\/v2\/posts\/1054652\/revisions\/1054656"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vimaterial.de\/fr\/wp-json\/wp\/v2\/media\/1054653"}],"wp:attachment":[{"href":"https:\/\/vimaterial.de\/fr\/wp-json\/wp\/v2\/media?parent=1054652"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vimaterial.de\/fr\/wp-json\/wp\/v2\/categories?post=1054652"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vimaterial.de\/fr\/wp-json\/wp\/v2\/tags?post=1054652"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}