{"id":4741,"date":"2021-02-03T13:37:28","date_gmt":"2021-02-03T13:37:28","guid":{"rendered":"https:\/\/killamlaureates.ca\/?post_type=scholars&#038;p=4741"},"modified":"2024-03-19T12:19:19","modified_gmt":"2024-03-19T12:19:19","slug":"douglas-stephan-sciences-naturelles","status":"publish","type":"scholars","link":"https:\/\/killamlaureates.ca\/fr\/laureates\/douglas-stephan-sciences-naturelles\/","title":{"rendered":"Douglas Stephan &#8211; Prix Killam 2021"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Chef de file mondial en chimie organom\u00e9tallique et inorganique, Douglas Stephan oriente ses recherches sur la cr\u00e9ation de nouvelles mol\u00e9cules qui peuvent \u00eatre utilis\u00e9es comme catalyseurs pour d\u00e9clencher des transformations chimiques menant \u00e0 des compos\u00e9s et \u00e0 des mat\u00e9riaux utiles. L\u2019une de ses principales d\u00e9couvertes, les \u00ab\u2009paires de Lewis frustr\u00e9es\u2009\u00bb, a eu lieu en 2006. Ces substances chimiques ont des structures mol\u00e9culaires qui leur permettent de catalyser des r\u00e9actions chimiques d\u2019une mani\u00e8re inconnue auparavant. Cette d\u00e9couverte a renvers\u00e9 des dogmes centenaires dans la communaut\u00e9 scientifique sur le processus chimique de l\u2019hydrog\u00e9nation, une \u00e9tape essentielle dans la production de nombreux compos\u00e9s organiques.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Actuellement professeur d\u2019universit\u00e9 en chimie et titulaire de la chaire de recherche du Canada en mat\u00e9riaux et catalyse inorganiques \u00e0 l\u2019Universit\u00e9 de Toronto, Douglas Stephan a contribu\u00e9 \u00e0 plus de 500&nbsp;publications scientifiques, et cumule pr\u00e8s de 90&nbsp;demandes de brevets. Les conclusions de ses recherches ont \u00e9t\u00e9 cit\u00e9es dans des articles plus de 30\u2009000&nbsp;fois, ce qui t\u00e9moigne des retomb\u00e9es extraordinaires de son travail.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Membre de la Soci\u00e9t\u00e9 royale du Canada et de la Royal Society (\u00e0 Londres), Douglas Stephan a re\u00e7u un grand nombre de prix et de distinctions, y compris, en 2019, le prix John Charles Polanyi pour ses recherches ayant permis une avanc\u00e9e formidable dans le domaine des sciences naturelles et du g\u00e9nie, et une bourse Guggenheim re\u00e7ue en 2020. Il a aussi \u00e9t\u00e9 boursier du programme Killam de 2009 \u00e0 2011.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les d\u00e9couvertes de Douglas Stephan ont permis d\u2019innombrables applications commerciales et sont utilis\u00e9es dans la fabrication d\u2019une vaste gamme de mat\u00e9riaux de base pour des produits de consommation et industriels. Elles ont aussi radicalement transform\u00e9 la fa\u00e7on dont les chimistes comprennent le fonctionnement des r\u00e9actions catalytiques et chimiques, ce qui ouvre la voie au d\u00e9veloppement de traitements en sant\u00e9, de carburants de remplacement, de processus chimique plus \u00e9cologiques dans le domaine manufacturier, et \u00e0 la capture des gaz \u00e0 effet de serre.<\/p>\n\n\n\n<p class=\"has-small-font-size wp-block-paragraph\">Photo: Universit\u00e9 de Toronto<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">TheFutureEconomy.ca s\u2019est entretenu avec Douglas Stephan. Visionnez la vid\u00e9o ci-dessous ou \u00e9coutez le balado audio&nbsp;<a href=\"https:\/\/thefutureeconomyca-podcast.simplecast.com\/episodes\/la-creativite-canadienne-en-science-avec-douglas-stephan\" target=\"_blank\" rel=\"noreferrer noopener\">ici<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"Conseils pour les futurs chimistes de Douglas Stephan, gagnant du prix Killam 2021.\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/QaAVQnSpV78?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Chef de file mondial en chimie organom\u00e9tallique et inorganique, Douglas Stephan oriente ses recherches sur la cr\u00e9ation de nouvelles mol\u00e9cules qui peuvent \u00eatre utilis\u00e9es comme catalyseurs pour d\u00e9clencher des transformations chimiques menant \u00e0 des compos\u00e9s et \u00e0 des mat\u00e9riaux utiles.<\/p>\n","protected":false},"featured_media":4818,"template":"","meta":{"_uag_custom_page_level_css":"","_monsterinsights_skip_tracking":false,"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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de file mondial en chimie organom\u00e9tallique et inorganique, Douglas Stephan oriente ses recherches sur la cr\u00e9ation de nouvelles mol\u00e9cules qui peuvent \u00eatre utilis\u00e9es comme catalyseurs pour d\u00e9clencher des transformations chimiques menant \u00e0 des compos\u00e9s et \u00e0 des mat\u00e9riaux utiles.<\/p>\n","category_list_v2":"<a href=\"https:\/\/killamlaureates.ca\/fr\/category\/en-vedette\/\" rel=\"category tag\">Laur\u00e9ats en vedette<\/a>","author_info_v2":{"name":"","url":""},"comments_num_v2":"0 commentaire","yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Douglas Stephan - Prix Killam 2021 - Killam Laureates<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/killamlaureates.ca\/fr\/laureates\/douglas-stephan-sciences-naturelles\/\" \/>\n<meta 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