{"id":91380,"date":"2024-09-04T08:24:11","date_gmt":"2024-09-04T08:24:11","guid":{"rendered":"https:\/\/kamucalisani.net\/?p=91380"},"modified":"2024-09-04T08:24:11","modified_gmt":"2024-09-04T08:24:11","slug":"kirilmasi-imkansiz-kuantum-iletisimi-gercege-yaklasiyor","status":"publish","type":"post","link":"https:\/\/kamucalisani.net\/index.php\/2024\/09\/04\/kirilmasi-imkansiz-kuantum-iletisimi-gercege-yaklasiyor\/","title":{"rendered":"K\u0131r\u0131lmas\u0131 imkans\u0131z kuantum ileti\u015fimi ger\u00e7e\u011fe yakla\u015f\u0131yor"},"content":{"rendered":"<p><figure> <span> <img decoding=\"async\" src=\"https:\/\/kamucalisani.net\/wp-content\/uploads\/2024\/09\/kirilmasi-imkansiz-kuantum-iletisimi-gercege-yaklasiyor-0-AIWqcxEL.jpg\"\/> <\/span> Bilim insanlar\u0131, kuantum dolan\u0131kl\u0131\u011fa sahip fotonlar (\u0131\u015f\u0131k par\u00e7ac\u0131klar\u0131) \u00fcretebilen &#8220;son derece parlak&#8221; bir \u0131\u015f\u0131k kayna\u011f\u0131 geli\u015ftirdiler. Bu fotonlar, gelecekteki y\u00fcksek h\u0131zl\u0131 <strong>kuantum ileti\u015fim<\/strong> a\u011flar\u0131nda veri g\u00fcvenli\u011fini sa\u011flamak i\u00e7in kullan\u0131labilir. <\/figure>\n<p>Kuantum interneti, <strong>dolan\u0131k foton \u00e7iftleri<\/strong> kullanarak bilgi iletimini sa\u011flayabilir. Bu fotonlar, kuantum mekani\u011finin garip yasalar\u0131na g\u00f6re, <strong>zaman ve mek\u00e2n kavram\u0131ndan ba\u011f\u0131ms\u0131z<\/strong> olarak bilgi payla\u015fabilir. Dolan\u0131k fotonlara kodlanan bilgiler, y\u00fcksek h\u0131zlarda aktar\u0131labilirken, &#8220;<strong>kuantum tutarl\u0131l\u0131\u011f\u0131<\/strong>&#8221; ad\u0131 verilen durum sayesinde <strong>veriler yakalanamaz<\/strong> hale gelir. Ancak, kuantum interneti kurma s\u00fcrecindeki en b\u00fcy\u00fck zorluklardan biri, bu fotonlar\u0131n g\u00fcc\u00fcn\u00fcn <strong>mesafe artt\u0131k\u00e7a zay\u0131fl\u0131yor<\/strong> olmas\u0131. Bu nedenle, ba\u015far\u0131l\u0131 bir kuantum interneti i\u00e7in, fotonlar\u0131n dolan\u0131kl\u0131\u011f\u0131 kaybetmeden uzun mesafelere ta\u015f\u0131nabilmesi gerekiyor.<\/p>\n<p><b>Kuantum internetine bir ad\u0131m daha yakla\u015f\u0131ld\u0131<\/b><\/p>\n<p>Bu sorunu \u00e7\u00f6zmek i\u00e7in Avrupa, Asya ve G\u00fcney Amerika\u2019dan bilim insanlar\u0131, mevcut teknolojileri kullanarak son derece y\u00fcksek parlakl\u0131k elde eden <strong>yeni bir kuantum sinyal kayna\u011f\u0131 <\/strong>geli\u015ftirdiler. Bu ba\u015far\u0131, bir foton noktas\u0131 yay\u0131c\u0131s\u0131n\u0131 (tek foton \u00fcreten bir cihaz) bir kuantum rezonat\u00f6r\u00fc (kuantum imzas\u0131n\u0131 g\u00fc\u00e7lendiren bir cihaz) ile birle\u015ftirerek elde edildi. Ara\u015ft\u0131rma ekibi, bu teknolojileri bir araya getirerek, maksimum polarize dolan\u0131kl\u0131k i\u00e7in ayarlanm\u0131\u015f fotonlar \u00fcreten yeni ve g\u00fc\u00e7l\u00fc bir kuantum sinyali olu\u015fturmay\u0131 ba\u015fard\u0131.<\/p>\n<p>\u00d6te yandan bu ara\u015ft\u0131rman\u0131n \u00f6zel bir \u00f6nemi var; \u00e7\u00fcnk\u00fc bu teknolojiler daha \u00f6nce ba\u011f\u0131ms\u0131z olarak laboratuvarlarda test edilmi\u015f olsa da, <strong>ilk kez bir arada kullan\u0131ld\u0131lar<\/strong>. Ara\u015ft\u0131rmac\u0131lar, foton noktas\u0131 yay\u0131c\u0131s\u0131n\u0131, bir piezoelektrik akt\u00fcat\u00f6r (\u0131s\u0131 veya bask\u0131 uyguland\u0131\u011f\u0131nda elektrik \u00fcreten bir cihaz) \u00fczerinde yer alan dairesel bir Bragg rezonat\u00f6r\u00fcyle (elektromanyetik dalgalar\u0131 y\u00f6nlendirmek i\u00e7in kullan\u0131lan bir yans\u0131t\u0131c\u0131) birle\u015ftirdiler. Bu kombinasyon, <strong>parlakl\u0131k ve dolan\u0131kl\u0131k \u00f6zellikleri ayn\u0131 anda y\u00fcksek<\/strong> olan fotonlar \u00fcretmeyi m\u00fcmk\u00fcn k\u0131ld\u0131.<\/p>\n<p>Bu, kuantum ileti\u015fiminde b\u00fcy\u00fck bir ilerleme olsa da kuantum internetinin yak\u0131n zamanda hayata ge\u00e7mesi beklenmiyor. \u00c7\u00fcnk\u00fc bu teknolojiler <strong>h\u00e2l\u00e2 deneysel ve geli\u015ftirme a\u015famas\u0131nda<\/strong>. Ara\u015ft\u0131rmada kullan\u0131lan foton yay\u0131c\u0131n\u0131n \u00fcretimi i\u00e7in toksik hammaddelere, \u00f6zellikle de arsenik gibi maddelere ihtiya\u00e7 duyuluyor. Bu da \u00f6l\u00e7eklenebilirlik konusunda g\u00fcvenlik endi\u015feleri do\u011furuyor.<\/p>\n<p>Ara\u015ft\u0131rmac\u0131lar, bir sonraki ad\u0131mda piezoelektrik akt\u00fcat\u00f6r \u00fczerine diyot benzeri bir yap\u0131 entegre etmeyi planl\u0131yorlar. Bu, kuantum noktalar \u00fczerinde bir elektrik alan\u0131 olu\u015fturarak, dolan\u0131kl\u0131k derecesini art\u0131rabilir ve decoherence (dolan\u0131kl\u0131k kayb\u0131) sorununu ortadan kald\u0131rabilir.<\/p>\n\n<p>Kaynak\u00a0 :\u00a0<span style=\"background-color: rgb(255, 249, 236); color: rgb(55, 58, 60); font-size: 14px;\">https:\/\/www.donanimhaber.com\/kirilmasi-imkansiz-kuantum-iletisimi-gercege-yaklasiyor&#8211;181494<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bilim insanlar\u0131, kuantum dolan\u0131kl\u0131\u011fa sahip fotonlar (\u0131\u015f\u0131k par\u00e7ac\u0131klar\u0131) \u00fcretebilen &#8220;son derece parlak&#8221; bir \u0131\u015f\u0131k kayna\u011f\u0131 geli\u015ftirdiler. Bu fotonlar, gelecekteki y\u00fcksek h\u0131zl\u0131 kuantum ileti\u015fim a\u011flar\u0131nda veri g\u00fcvenli\u011fini sa\u011flamak i\u00e7in kullan\u0131labilir &#8230;<\/p>\n","protected":false},"author":1,"featured_media":91381,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[227,5836,3229],"class_list":["post-91380","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-teknoloji","tag-arastirma","tag-foton","tag-kuantum"],"_links":{"self":[{"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/posts\/91380","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/comments?post=91380"}],"version-history":[{"count":1,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/posts\/91380\/revisions"}],"predecessor-version":[{"id":91383,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/posts\/91380\/revisions\/91383"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/media\/91381"}],"wp:attachment":[{"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/media?parent=91380"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/categories?post=91380"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kamucalisani.net\/index.php\/wp-json\/wp\/v2\/tags?post=91380"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}