{"id":1639,"date":"2023-07-24T20:02:57","date_gmt":"2023-07-24T20:02:57","guid":{"rendered":"https:\/\/www.laspa.slg.br\/?page_id=1639"},"modified":"2023-07-24T20:02:57","modified_gmt":"2023-07-24T20:02:57","slug":"niquel-e-ferro-em-simondon-2008-1958","status":"publish","type":"page","link":"https:\/\/www.laspa.slg.br\/en\/projetos\/a-agencia-social-dos-elementos-quimicos\/levantamentos-da-presenca-de-elementos-quimicos-em-livros\/niquel-e-ferro-em-simondon-2008-1958\/","title":{"rendered":"N\u00edquel e ferro em Simondon (2008 [1958])"},"content":{"rendered":"<p><em>Magn\u00e9tostriction. <\/em>Variations de volume d&#8217;un morceau de m\u00e9tal sous l&#8217;influence d&#8217;un champ magn\u00e9tique; le <strong>fer<\/strong> et le <strong>nickel<\/strong> pr\u00e9sentent des propri\u00e9t\u00e9s importantes de magn\u00e9tostriction. Si le champ magn\u00e9tique est alternatif, il en r\u00e9sulte une vibration m\u00e9canique. Ce ph\u00e9nom\u00e8ne est utilis\u00e9 pour construire des traducteurs \u00e9lectrom\u00e9caniques convenant aux fr\u00e9quences \u00e9lev\u00e9es (g\u00e9n\u00e9rateurs d&#8217;ultrasons); il est g\u00eanant dans les transformateurs des oscillateurs, car les vibrations produites par les t\u00f4les du circuit magn\u00e9tique se communiquent au ch\u00e2ssis et cr\u00e9ent un son difficile \u00e0 \u00e9touffer. (Simondon 2008 [1958]:259)<\/p>\n<p>SIMONDON, Gilbert. 2008 [1958]. <em>Du mode d\u2019existence des objets techniques<\/em>. Paris: Aubier.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Magn\u00e9tostriction. Variations de volume d&#8217;un morceau de m\u00e9tal sous l&#8217;influence d&#8217;un champ magn\u00e9tique; le fer et le nickel pr\u00e9sentent des propri\u00e9t\u00e9s importantes de magn\u00e9tostriction. Si le champ magn\u00e9tique est alternatif, il en r\u00e9sulte une vibration m\u00e9canique. Ce ph\u00e9nom\u00e8ne est utilis\u00e9 pour construire des traducteurs \u00e9lectrom\u00e9caniques convenant aux fr\u00e9quences \u00e9lev\u00e9es (g\u00e9n\u00e9rateurs d&#8217;ultrasons); il est g\u00eanant dans les transformateurs des oscillateurs, car [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":1212,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1639","page","type-page","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laspa.slg.br\/en\/wp-json\/wp\/v2\/pages\/1639","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laspa.slg.br\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.laspa.slg.br\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.laspa.slg.br\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laspa.slg.br\/en\/wp-json\/wp\/v2\/comments?post=1639"}],"version-history":[{"count":1,"href":"https:\/\/www.laspa.slg.br\/en\/wp-json\/wp\/v2\/pages\/1639\/revisions"}],"predecessor-version":[{"id":1640,"href":"https:\/\/www.laspa.slg.br\/en\/wp-json\/wp\/v2\/pages\/1639\/revisions\/1640"}],"up":[{"embeddable":true,"href":"https:\/\/www.laspa.slg.br\/en\/wp-json\/wp\/v2\/pages\/1212"}],"wp:attachment":[{"href":"https:\/\/www.laspa.slg.br\/en\/wp-json\/wp\/v2\/media?parent=1639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}