{"id":3498,"date":"2024-04-28T20:53:49","date_gmt":"2024-04-28T18:53:49","guid":{"rendered":"https:\/\/aaoptoelectronic.com\/?p=3498"},"modified":"2024-04-28T20:56:44","modified_gmt":"2024-04-28T18:56:44","slug":"decalage-de-la-frequence-dun-laser-jusqua-5-ghz-avec-un-modulateur-acoustooptique-a-12-passages-de-350-mhz-a-haut-rendement","status":"publish","type":"post","link":"https:\/\/aaoptoelectronic.com\/fr\/decalage-de-la-frequence-dun-laser-jusqua-5-ghz-avec-un-modulateur-acoustooptique-a-12-passages-de-350-mhz-a-haut-rendement\/","title":{"rendered":"D\u00e9calage de fr\u00e9quence d'un laser jusqu'\u00e0 5 GHz avec un modulateur acoustooptique \u00e0 12 passages de 350 MHz \u00e0 haut rendement"},"content":{"rendered":"<p class=\"has-text-align-left\">\"Nous d\u00e9montrons un nouveau sch\u00e9ma de d\u00e9calage de fr\u00e9quence laser utilisant un modulateur acousto-optique (AOM) de 350 MHz \u00e0 12 passages. Ce syst\u00e8me AOM pr\u00e9sente de meilleures performances par rapport aux sch\u00e9mas de modulation acousto-optique ordinaires. La fr\u00e9quence du faisceau laser incident est d\u00e9cal\u00e9e de 4,2 GHz avec une efficacit\u00e9 de diffraction totale de 11%, et le d\u00e9calage de fr\u00e9quence maximal est de 5 GHz. En combinant la diffraction de \u00b11er ordre, il est possible d'obtenir des signaux laser avec une diff\u00e9rence de fr\u00e9quence allant jusqu'\u00e0 10 GHz, ce qui r\u00e9pond \u00e0 la plupart des exigences en mati\u00e8re de d\u00e9calage de fr\u00e9quence des exp\u00e9riences de refroidissement laser et de manipulation coh\u00e9rente avec des atomes de m\u00e9taux alcalins.\"<\/p>\n\n\n\n<p class=\"has-text-align-left\">Publi\u00e9 sous licence par AIP Publishing.<\/p>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/aaoptoelectronic.com\/wp-content\/uploads\/2024\/04\/Laser-frequency-shift-up-to-5-GHz-Rev.-Sci.-Instrum.-2020-Zhou.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"Contenu embarqu\u00e9 Laser-frequency-shift-up-to-5-GHz-Rev.-Sci.-Instrum.-2020-Zhou.\"><\/object><a id=\"wp-block-file--media-e9753ca0-aefa-4849-886c-815c91c6c39e\" href=\"https:\/\/aaoptoelectronic.com\/wp-content\/uploads\/2024\/04\/Laser-frequency-shift-up-to-5-GHz-Rev.-Sci.-Instrum.-2020-Zhou.pdf\">D\u00e9calage de la fr\u00e9quence laser jusqu'\u00e0 5 GHz-Rev.-Sci.-Instrum.-2020-Zhou<\/a><a href=\"https:\/\/aaoptoelectronic.com\/wp-content\/uploads\/2024\/04\/Laser-frequency-shift-up-to-5-GHz-Rev.-Sci.-Instrum.-2020-Zhou.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-e9753ca0-aefa-4849-886c-815c91c6c39e\">T\u00e9l\u00e9charger<\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>\"Nous d\u00e9montrons un nouveau sch\u00e9ma de d\u00e9calage de fr\u00e9quence laser utilisant un modulateur acousto-optique (AOM) de 350 MHz \u00e0 12 passages. Ce syst\u00e8me AOM pr\u00e9sente de meilleures performances par rapport aux sch\u00e9mas de modulation acousto-optique ordinaires. La fr\u00e9quence du faisceau laser incident est d\u00e9cal\u00e9e de 4,2 GHz avec une efficacit\u00e9 de diffraction totale de 11%, et le d\u00e9calage de fr\u00e9quence maximal est de 5 ... <a title=\"D\u00e9calage de fr\u00e9quence d&#039;un laser jusqu&#039;\u00e0 5 GHz avec un modulateur acoustooptique \u00e0 12 passages de 350 MHz \u00e0 haut rendement\" class=\"read-more\" href=\"https:\/\/aaoptoelectronic.com\/fr\/decalage-de-la-frequence-dun-laser-jusqua-5-ghz-avec-un-modulateur-acoustooptique-a-12-passages-de-350-mhz-a-haut-rendement\/\" aria-label=\"En savoir plus sur Laser frequency shift up to 5 GHz with a high-efficiency 12-pass 350-MHz acoustooptic modulator\">Lire plus<\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[],"class_list":["post-3498","post","type-post","status-publish","format-standard","hentry","category-articles"],"_links":{"self":[{"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/posts\/3498","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/comments?post=3498"}],"version-history":[{"count":3,"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/posts\/3498\/revisions"}],"predecessor-version":[{"id":3503,"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/posts\/3498\/revisions\/3503"}],"wp:attachment":[{"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/media?parent=3498"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/categories?post=3498"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aaoptoelectronic.com\/fr\/wp-json\/wp\/v2\/tags?post=3498"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}