{"id":24035,"date":"2013-08-29T13:06:05","date_gmt":"2013-08-29T11:06:05","guid":{"rendered":"http:\/\/www.manuelgago.org\/blog\/?p=24035"},"modified":"2013-08-29T13:08:09","modified_gmt":"2013-08-29T11:08:09","slug":"nanoparticulas-romanas","status":"publish","type":"post","link":"https:\/\/www.manuelgago.org\/blog\/2013\/08\/29\/nanoparticulas-romanas\/","title":{"rendered":"Nanopart\u00edculas romanas"},"content":{"rendered":"<p>O efecto marabilloso de cambio de cor da Copa do rei Lycurgo, depositada no Museo Brit\u00e1nico, acaba de ser sometida a un an\u00e1lise que desvelou o fascinante uso de nanotecnolox\u00eda por parte dos ourives romanos do s\u00e9culo IV d.C. A copa, posiblemente realizada en Roma, foi preparada creando unha t\u00e9cnica especial para o vidro: <\/p>\n<p><img decoding=\"async\" src=\"http:\/\/www.manuelgago.org\/blog\/wp-content\/uploads\/licurgo.jpg\" alt=\"licurgo\"\/><\/p>\n<blockquote><p>&#8220;impregn\u00e1rono con part\u00edculas de ouro e prata de 50 nan\u00f3metros de di\u00e1metro (1 nan\u00f3metro \u00e9 a mil millon\u00e9sima parte dun metro). Os resultados obtidos polos artes\u00e1ns suxiren que sab\u00edan perfectamente o que estaban a facer. Quer\u00edan que a copa de cor non s\u00f3 segundo a s\u00faa posici\u00f3n sen\u00f3n tam\u00e9n en funci\u00f3n do que se verqu\u00eda no seu interior. &#8220;Empregaron as nanopart\u00edculas para crear arte&#8221;, engadiu o enxe\u00f1eiro Gang Liu da Universidade de Illinois, &#8220;provocando un baile de electr\u00f3ns no vidro responsables do cambio de cor&#8221;. (traducido por Paleorama <a href=\"http:\/\/www.smithsonianmag.com\/history-archaeology\/This-1600-Year-Old-Goblet-Shows-that-the-Romans-Were-Nanotechnology-Pioneers-220563661.html\">desde o web da Smithsonian<\/a>)<\/p><\/blockquote>\n<p>Para saberdes m\u00e1is podedes consultar este paper: &#8220;<a href=\"http:\/\/arne-lueker.de\/Objects\/work\/Surface%20Plamons\/lycurgus.pdf\">The Lycurgus Cup \u2013 A Roman Nanotechnology<\/a>&#8220;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>O efecto marabilloso de cambio de cor da Copa do rei Lycurgo, depositada no Museo&#8230;<\/p>\n<div class=\"more-link-wrapper\"><a class=\"more-link\" href=\"https:\/\/www.manuelgago.org\/blog\/2013\/08\/29\/nanoparticulas-romanas\/\">Ler a historia<span class=\"screen-reader-text\">Nanopart\u00edculas romanas<\/span><\/a><\/div>\n","protected":false},"author":1,"featured_media":24036,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[39,18],"tags":[],"class_list":["post-24035","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divulgacion-cientifica","category-notas-arqueoloxicas","excerpt","zoom","full-without-featured","even","excerpt-0"],"_links":{"self":[{"href":"https:\/\/www.manuelgago.org\/blog\/wp-json\/wp\/v2\/posts\/24035","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.manuelgago.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.manuelgago.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.manuelgago.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.manuelgago.org\/blog\/wp-json\/wp\/v2\/comments?post=24035"}],"version-history":[{"count":0,"href":"https:\/\/www.manuelgago.org\/blog\/wp-json\/wp\/v2\/posts\/24035\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.manuelgago.org\/blog\/wp-json\/wp\/v2\/media\/24036"}],"wp:attachment":[{"href":"https:\/\/www.manuelgago.org\/blog\/wp-json\/wp\/v2\/media?parent=24035"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.manuelgago.org\/blog\/wp-json\/wp\/v2\/categories?post=24035"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.manuelgago.org\/blog\/wp-json\/wp\/v2\/tags?post=24035"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}