{"id":397,"date":"2022-08-22T14:30:59","date_gmt":"2022-08-22T12:30:59","guid":{"rendered":"https:\/\/www.clg-paul-langevin.ac-nice.fr\/?page_id=397"},"modified":"2022-08-22T14:32:29","modified_gmt":"2022-08-22T12:32:29","slug":"qui-est-paul-langevin","status":"publish","type":"page","link":"https:\/\/www.clg-paul-langevin.ac-nice.fr\/?page_id=397","title":{"rendered":"Qui est Paul LANGEVIN ?"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"font-size: 14pt;\">Paul LANGEVIN (1872-1946)<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-367 aligncenter\" src=\"https:\/\/www.clg-paul-langevin.ac-nice.fr\/wp-content\/uploads\/sites\/148\/2022\/07\/P.-Lnagevin.jpg\" alt=\"\" width=\"194\" height=\"259\"><\/p>\n<p>&nbsp;<\/p>\n<p>M. Paul LANGEVIN est un <strong>physicien,<\/strong> <strong>philosophe des sciences<\/strong> et <strong>p\u00e9dagogue fran\u00e7ais<\/strong>, <strong>militant et humaniste.<\/strong><\/p>\n<p>Il est connu notamment pour sa <strong>th\u00e9orie du magn\u00e9tisme<\/strong>, sa <strong>th\u00e9orie du mouvement brownien<\/strong>, <strong>l\u2019invention&nbsp; du sonar<\/strong>, <strong>l\u2019introduction de la th\u00e9orie de la relativit\u00e9<\/strong> d\u2019Albert Einstein en France, le <strong>plan Langevin-Wallon<\/strong> de r\u00e9forme de l\u2019enseignement ainsi que <strong>l\u2019organisation des congr\u00e8s de Solvay<\/strong> (conf\u00e9rences scientifiques en physique et en chimie qui se sont tenues depuis 1911).<\/p>\n<p>El\u00e8ve extraordinairement dou\u00e9, il suite des \u00e9tudes de scientifiques. Docteur \u00e8s sciences physiques en 1902, il est laur\u00e9at de la m\u00e9daille Hughes en 1915, m\u00e9daille d\u00e9cern\u00e9e pour des d\u00e9couvertes importantes en sciences physiques et plus particuli\u00e8rement dans le domaine du magn\u00e9tisme.<\/p>\n<p>En 1908, il propose une \u00e9quation pour d\u00e9crire la marche al\u00e9atoire des particules en suspension dans un liquide (mouvement brownien).<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-368 aligncenter\" src=\"https:\/\/www.clg-paul-langevin.ac-nice.fr\/wp-content\/uploads\/sites\/148\/2022\/07\/formule-PL.png\" alt=\"\" width=\"448\" height=\"86\"><\/p>\n<p>&nbsp;<\/p>\n<p><strong><em>\u00ab&nbsp;Comprendre va plus loin que conna\u00eetre.&nbsp;\u00bb<\/em><\/strong><\/p>\n<p><em>&nbsp;(Extrait du discours prononc\u00e9 \u00e0 l\u2019occasion du cinquantenaire de l\u2019Ecole sup\u00e9rieure de physique et de chimie industrielles de la ville de Paris).<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Paul LANGEVIN (1872-1946) &nbsp; M. Paul LANGEVIN est un physicien, philosophe des sciences et p\u00e9dagogue fran\u00e7ais, militant et humaniste. Il<\/p>\n","protected":false},"author":1089,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","ngg_post_thumbnail":0,"footnotes":""},"class_list":["post-397","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.clg-paul-langevin.ac-nice.fr\/index.php?rest_route=\/wp\/v2\/pages\/397","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.clg-paul-langevin.ac-nice.fr\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.clg-paul-langevin.ac-nice.fr\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.clg-paul-langevin.ac-nice.fr\/index.php?rest_route=\/wp\/v2\/users\/1089"}],"replies":[{"embeddable":true,"href":"https:\/\/www.clg-paul-langevin.ac-nice.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=397"}],"version-history":[{"count":1,"href":"https:\/\/www.clg-paul-langevin.ac-nice.fr\/index.php?rest_route=\/wp\/v2\/pages\/397\/revisions"}],"predecessor-version":[{"id":398,"href":"https:\/\/www.clg-paul-langevin.ac-nice.fr\/index.php?rest_route=\/wp\/v2\/pages\/397\/revisions\/398"}],"wp:attachment":[{"href":"https:\/\/www.clg-paul-langevin.ac-nice.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=397"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}