{"id":114567,"date":"2022-02-11T11:01:03","date_gmt":"2022-02-11T10:01:03","guid":{"rendered":"https:\/\/material-properties.org\/bore-et-silicium-comparaison-proprietes\/"},"modified":"2022-03-29T07:22:56","modified_gmt":"2022-03-29T06:22:56","slug":"bore-et-silicium-comparaison-proprietes","status":"publish","type":"post","link":"https:\/\/material-properties.org\/fr\/bore-et-silicium-comparaison-proprietes\/","title":{"rendered":"Bore et Silicium &#8211; Comparaison &#8211; Propri\u00e9t\u00e9s"},"content":{"rendered":"<p><em>Cet article contient une comparaison des principales propri\u00e9t\u00e9s thermiques et atomiques du bore et du silicium, deux \u00e9l\u00e9ments chimiques comparables du tableau p\u00e9riodique.\u00a0Il contient \u00e9galement des descriptions de base et des applications des deux \u00e9l\u00e9ments.\u00a0Bore contre Silicium.<\/em><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-106246\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/boron-and-silicon-comparison.png\" alt=\"bore et silicium - comparaison\" width=\"1000\" height=\"900\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/boron-and-silicon-comparison.png 1000w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/boron-and-silicon-comparison-300x270.png 300w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/boron-and-silicon-comparison-768x691.png 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"su-spoiler su-spoiler-style-modern-light su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>Comparer le bore avec un autre \u00e9l\u00e9ment<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<p><a href=\"https:\/\/material-properties.org\/boron-and-oxygen-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Oxyg\u00e8ne\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Oxygen-properties-price-application-production-150x150.png\" alt=\"Oxyg\u00e8ne - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/boron-and-nitrogen-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec l'azote\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Nitrogen-properties-price-application-production-150x150.png\" alt=\"Azote - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/boron-and-chlorine-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec le chlore\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Chlorine-properties-price-application-production-150x150.png\" alt=\"Chlore - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/boron-and-carbon-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Carbone\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Carbon-properties-price-application-production-150x150.png\" alt=\"Carbone - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/boron-and-silicon-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec le silicium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Silicon-properties-price-application-production-150x150.png\" alt=\"Silicium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<\/div><\/div>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"su-spoiler su-spoiler-style-modern-light su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>Comparer le silicium avec un autre \u00e9l\u00e9ment<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<p><a href=\"https:\/\/material-properties.org\/Lithium-and-Silicon-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Lithium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Lithium-properties-price-application-production-150x150.png\" alt=\"Lithium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Boron-and-Silicon-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec le bore\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Boron-properties-price-application-production-150x150.png\" alt=\"Bore - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Oxygen-and-Silicon-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Oxyg\u00e8ne\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Oxygen-properties-price-application-production-150x150.png\" alt=\"Oxyg\u00e8ne - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Sodium-and-Silicon-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec le sodium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Sodium-properties-price-application-production-150x150.png\" alt=\"Sodium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Aluminium-and-Silicon-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec l'aluminium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Aluminium-properties-price-application-production-150x150.png\" alt=\"Aluminium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Silicon-and-Arsenic-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Arsenic\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Arsenic-properties-price-application-production-150x150.png\" alt=\"Arsenic - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Silicon-and-Germanium-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Germanium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Germanium-properties-price-application-production-150x150.png\" alt=\"Germanium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Silicon-and-Copper-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Cuivre\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Copper-properties-price-application-production-150x150.png\" alt=\"Cuivre - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<\/div><\/div>\n<\/div><\/div>\n<div class=\"su-spacer\" style=\"height:20px\"><\/div>\n<div class=\"su-heading su-heading-style-modern-1-dark su-heading-align-left\" id=\"\" style=\"font-size:13px;margin-bottom:20px\"><div class=\"su-heading-inner\">\n<h2>Bore et Silicium &#8211; \u00c0 propos des \u00e9l\u00e9ments<\/h2>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"sue-icon-text sue-panel-clickable\" data-url=\"https:\/\/material-properties.org\/boron-properties-applications-price-production\/\" data-target=\"self\" style=\"min-height:58px;padding-left:72px;color:#333333\"><div class=\"sue-icon-text-icon\" style=\"color:#5dbcd2;font-size:48px;width:48px;height:48px\"><img src=\"icon : cercle d'informations\" style=\"width:48px\" alt=\"\" \/><\/div><div class=\"sue-icon-text-content sue-content-wrap\" style=\"color:#333333\">\n<h3>Bore<\/h3>\n<p>Des concentrations importantes de bore se produisent sur la Terre dans des compos\u00e9s connus sous le nom de min\u00e9raux de borate.\u00a0Il existe plus de 100 min\u00e9raux de borate diff\u00e9rents, mais les plus courants sont\u00a0: le borax, la kernite, l&rsquo;ulexite, etc. Le bore naturel est principalement constitu\u00e9 de deux isotopes stables, le 11B (80,1\u00a0%) et le 10B (19,9\u00a0%).\u00a0Dans l&rsquo;industrie nucl\u00e9aire, le bore est couramment utilis\u00e9 comme absorbeur de neutrons en raison de la section efficace neutronique \u00e9lev\u00e9e de l&rsquo;isotope 10B.\u00a0Sa section efficace de r\u00e9action (n,alpha) pour les neutrons thermiques est d&rsquo;environ 3840 barns (pour un neutron de 0,025 eV).\u00a0L&rsquo;isotope 11B a une section efficace d&rsquo;absorption pour les neutrons thermiques d&rsquo;environ 0,005 barn (pour un neutron de 0,025 eV).\u00a0La plupart des r\u00e9actions (n,alpha) des neutrons thermiques sont des r\u00e9actions 10B(n,alpha)7Li accompagn\u00e9es d&rsquo;une \u00e9mission gamma de 0,48 MeV.<br \/>\n<\/p><\/div><div style=\"clear:both;height:0\"><\/div><\/div>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"sue-icon-text sue-panel-clickable\" data-url=\"https:\/\/material-properties.org\/silicon-properties-applications-price-production\/\" data-target=\"self\" style=\"min-height:58px;padding-left:72px;color:#333333\"><div class=\"sue-icon-text-icon\" style=\"color:#5dbcd2;font-size:48px;width:48px;height:48px\"><img src=\"icon : cercle d'informations\" style=\"width:48px\" alt=\"\" \/><\/div><div class=\"sue-icon-text-content sue-content-wrap\" style=\"color:#333333\">\n<h3>Silicium<\/h3>\n<p>Le silicium est un solide cristallin dur et cassant avec un \u00e9clat m\u00e9tallique bleu-gris, c&rsquo;est un m\u00e9tallo\u00efde t\u00e9travalent et un semi-conducteur.<br \/>\n<\/p><\/div><div style=\"clear:both;height:0\"><\/div><\/div>\n<\/div><\/div>\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-medium wp-image-92279\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Boron-periodic-table-259x300.png\" alt=\"Bore dans le tableau p\u00e9riodique\" width=\"259\" height=\"300\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Boron-periodic-table-259x300.png 259w, https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Boron-periodic-table.png 591w\" sizes=\"(max-width: 259px) 100vw, 259px\" \/><\/p>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-medium wp-image-92484\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Silicon-periodic-table-300x263.png\" alt=\"Silicium dans le tableau p\u00e9riodique\" width=\"300\" height=\"263\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Silicon-periodic-table-300x263.png 300w, https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Silicon-periodic-table.png 711w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p style=\"text-align: left;\"><\/p><\/div><\/div>\n<p style=\"text-align: center;\">Source : www.luciteria.com<\/p>\n<div class=\"su-spacer\" style=\"height:20px\"><\/div>\n<div class=\"su-heading su-heading-style-modern-1-dark su-heading-align-left\" id=\"\" style=\"font-size:13px;margin-bottom:20px\"><div class=\"su-heading-inner\">\n<h2>Bore et Silicium &#8211; Applications<\/h2>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"sue-shadow-wrap sue-content-wrap sue-shadow-inline-no\"><div class=\"sue-shadow sue-shadow-style-vertical\">\n<div class=\"sue-panel\" data-url=\"\" data-target=\"self\" style=\"background-color:#ffffff;color:#333333;border-radius:0px;-moz-border-radius:0px;-webkit-border-radius:0px;box-shadow:none;-moz-box-shadow:none;-webkit-box-shadow:none;border:1px solid #cccccc\"><div class=\"sue-panel-content sue-content-wrap\" style=\"padding:15px;text-align:left\">\n<h3><a href=\"https:\/\/material-properties.org\/boron-properties-applications-price-production\/\">Bore<\/a><\/h3>\n<p>Presque tout le minerai de bore extrait de la Terre est destin\u00e9 \u00e0 \u00eatre raffin\u00e9 en acide borique et en t\u00e9traborate de sodium pentahydrat\u00e9.\u00a0Aux \u00c9tats-Unis, 70 % du bore est utilis\u00e9 pour la production de verre et de c\u00e9ramique.\u00a0La principale utilisation mondiale \u00e0 l&rsquo;\u00e9chelle industrielle des compos\u00e9s du bore (environ 46 % de l&rsquo;utilisation finale) concerne la production de fibre de verre pour les fibres de verre isolantes et structurelles contenant du bore, en particulier en Asie.\u00a0Le bore est ajout\u00e9 aux aciers au bore au niveau de quelques parties par million pour augmenter la trempabilit\u00e9.\u00a0Des pourcentages plus \u00e9lev\u00e9s sont ajout\u00e9s aux aciers utilis\u00e9s dans l&rsquo;industrie nucl\u00e9aire en raison de la capacit\u00e9 d&rsquo;absorption des neutrons du bore (par exemple, des pastilles de carbure de bore).\u00a0Le bore peut \u00e9galement augmenter la duret\u00e9 de surface des aciers et des alliages par boruration.\u00a0Les poudres de carbure de bore et de nitrure de bore cubique sont largement utilis\u00e9es comme abrasifs.<\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"sue-shadow-wrap sue-content-wrap sue-shadow-inline-no\"><div class=\"sue-shadow sue-shadow-style-vertical\">\n<div class=\"sue-panel\" data-url=\"\" data-target=\"self\" style=\"background-color:#ffffff;color:#333333;border-radius:0px;-moz-border-radius:0px;-webkit-border-radius:0px;box-shadow:none;-moz-box-shadow:none;-webkit-box-shadow:none;border:1px solid #cccccc\"><div class=\"sue-panel-content sue-content-wrap\" style=\"padding:15px;text-align:left\">\n<h3><a href=\"https:\/\/material-properties.org\/silicon-properties-applications-price-production\/\">Silicium<\/a><\/h3>\n<p>La plupart du silicium est utilis\u00e9 industriellement sans \u00eatre purifi\u00e9, et en effet, souvent avec relativement peu de traitement \u00e0 partir de sa forme naturelle. Le silicium est un ingr\u00e9dient essentiel de l&rsquo;aluminium, de l&rsquo;acier et des alliages de fer. Il est ajout\u00e9 comme fondant pour les alliages de cuivre. Sous forme d&rsquo;argile et de sable, il est utilis\u00e9 pour fabriquer des briques et du b\u00e9ton; c&rsquo;est un mat\u00e9riau r\u00e9fractaire pr\u00e9cieux pour les travaux \u00e0 haute temp\u00e9rature, par exemple, les sables de moulage pour les pi\u00e8ces moul\u00e9es dans les applications de fonderie. La silice est utilis\u00e9e pour fabriquer des briques r\u00e9fractaires, un type de c\u00e9ramique. Les min\u00e9raux silicat\u00e9s sont \u00e9galement pr\u00e9sents dans la c\u00e9ramique blanche, une classe importante de produits contenant g\u00e9n\u00e9ralement divers types de min\u00e9raux argileux cuits (phyllosilicates d&rsquo;aluminium naturels). Un exemple est la porcelaine, qui est bas\u00e9e sur la kaolinite min\u00e9rale de silicate. Le verre traditionnel (verre sodocalcique \u00e0 base de silice) fonctionne \u00e9galement de la m\u00eame mani\u00e8re, et est \u00e9galement utilis\u00e9 pour les fen\u00eatres et les conteneurs. Le silicium m\u00e9tal hyperpur et le silicium hyperpur dop\u00e9 (dopage au bore, au phosphore, au gallium ou \u00e0 l&rsquo;arsenic) sont utilis\u00e9s dans les cellules solaires, les transistors et les semi-conducteurs.<\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div><\/div>\n<div class=\"su-heading su-heading-style-modern-1-dark su-heading-align-left\" id=\"\" style=\"font-size:13px;margin-bottom:20px\"><div class=\"su-heading-inner\">\n<h2>Bore et Silicium &#8211; Comparaison dans le tableau<\/h2>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<table class=\"a\">\n<tbody>\n<tr class=\"b\">\n<td style=\"text-align: center;\">\u00c9l\u00e9ment<\/td>\n<td style=\"text-align: center;\"><strong>Bore<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>Silicium<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Densit\u00e9<\/td>\n<td style=\"text-align: center;\"><strong>2,46 g\/cm3<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>2,33 g\/cm3<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">R\u00e9sistance \u00e0 la traction ultime<\/td>\n<td style=\"text-align: center;\"><strong>N \/ A<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>170 MPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Limite d&rsquo;\u00e9lasticit\u00e9<\/td>\n<td style=\"text-align: center;\"><strong>N \/ A<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>165 MPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Module de Young<\/td>\n<td style=\"text-align: center;\"><strong>N \/ A<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>150 GPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">\u00c9chelle de Mohs<\/td>\n<td style=\"text-align: center;\"><strong>9,5<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>7<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Duret\u00e9 Brinell<\/td>\n<td style=\"text-align: center;\"><strong>N \/ A<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>N \/ A<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Duret\u00e9 Vickers<\/td>\n<td style=\"text-align: center;\"><strong>49000 MPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>N \/ A<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Point de fusion<\/td>\n<td style=\"text-align: center;\"><strong>2079\u00b0C<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>1410\u00b0C<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Point d&rsquo;\u00e9bullition<\/td>\n<td style=\"text-align: center;\"><strong>3927\u00b0C<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>3265\u00b0C<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Conductivit\u00e9 thermique<\/td>\n<td style=\"text-align: center;\"><strong>27W\/mK<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>148 W\/mK<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Coefficient de dilatation thermique<\/td>\n<td style=\"text-align: center;\"><strong>5-7 \u00b5m\/mK<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>2,6 \u00b5m\/mK<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Chaleur sp\u00e9cifique<\/td>\n<td style=\"text-align: center;\"><strong><span style=\"text-align: start;\">1,02 J\/g\u00b7K<\/span><\/strong><\/td>\n<td style=\"text-align: center;\"><strong>0,71 J\/g\u00b7K<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Temp\u00e9rature de fusion<\/td>\n<td style=\"text-align: center;\"><strong><span style=\"text-align: start;\">50,2 kJ\/mole<\/span><\/strong><\/td>\n<td style=\"text-align: center;\"><strong>50,55 kJ\/mole<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Chaleur de vaporisation<\/td>\n<td style=\"text-align: center;\"><strong><span style=\"text-align: start;\">508 kJ\/mole<\/span><\/strong><\/td>\n<td style=\"text-align: center;\"><strong>384,22 kJ\/mol<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Cet article contient une comparaison des principales propri\u00e9t\u00e9s thermiques et atomiques du bore et du silicium, deux \u00e9l\u00e9ments chimiques comparables du tableau p\u00e9riodique.\u00a0Il contient \u00e9galement des descriptions de base et des applications des deux \u00e9l\u00e9ments.\u00a0Bore contre Silicium. Source : www.luciteria.com<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Bore et Silicium - Comparaison - Propri\u00e9t\u00e9s - Material Properties<\/title>\n<meta name=\"description\" content=\"Cet article contient une comparaison des principales propri\u00e9t\u00e9s thermiques et atomiques du bore et du silicium, deux \u00e9l\u00e9ments chimiques comparables du tableau p\u00e9riodique. Il contient \u00e9galement des descriptions de base et des applications des deux \u00e9l\u00e9ments. 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