{"id":897,"date":"2025-03-22T20:07:00","date_gmt":"2025-03-22T19:07:00","guid":{"rendered":"https:\/\/ujvilagtrend.hu\/?p=897"},"modified":"2025-03-22T00:27:25","modified_gmt":"2025-03-21T23:27:25","slug":"uj-kvantumkommunikacios-vilagrekordot-allitottak-fel","status":"publish","type":"post","link":"https:\/\/ujvilagtrend.hu\/?p=897","title":{"rendered":"\u00daj kvantumkommunik\u00e1ci\u00f3s vil\u00e1grekordot \u00e1ll\u00edtottak fel"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">Titkos\u00edtott adat\u00e1tvitel rekordt\u00e1vols\u00e1gon<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00e9l-afrikai \u00e9s k\u00ednai kutat\u00f3k <strong>megd\u00f6nt\u00f6tt\u00e9k a kvantumkommunik\u00e1ci\u00f3 t\u00e1vols\u00e1gi rekordj\u00e1t<\/strong>, l\u00e9trehozva egy <strong>12 900 kilom\u00e9ter hossz\u00fa, biztons\u00e1gos kvantumkapcsolatot<\/strong> Stellenbosch (D\u00e9l-Afrika) \u00e9s Peking (K\u00edna) k\u00f6z\u00f6tt. Ezzel <strong>t\u00falsz\u00e1rnyalt\u00e1k az eddigi 7 600 kilom\u00e9teres rekordot<\/strong>, amelyet K\u00edna \u00e9s Eur\u00f3pa k\u00f6z\u00f6tt \u00e1ll\u00edtottak fel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A kutat\u00e1s eredm\u00e9nyeit <strong>m\u00e1rcius 19-\u00e9n publik\u00e1lt\u00e1k a Nature tudom\u00e1nyos foly\u00f3iratban<\/strong>, \u00e9s a projektben a Stellenbosch Egyetem fizikaprofesszorai, <strong>Dr. Yaseera Ismail \u00e9s Francesco Petruccione<\/strong> vezett\u00e9k a d\u00e9l-afrikai csapatot. A k\u00ednai egy\u00fcttm\u0171k\u00f6d\u0151 partner a <strong>Sanghaji Tudom\u00e1nyos \u00e9s Technol\u00f3giai Egyetem<\/strong> volt, ahol <strong>J\u00fcan Jin \u00e9s Csien-vej Pan professzorok<\/strong> ir\u00e1ny\u00edtott\u00e1k a munk\u00e1t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Mi\u00e9rt jelent\u0151s az eredm\u00e9ny?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ez az \u00e1tt\u00f6r\u00e9s <strong>hatalmas l\u00e9p\u00e9s a kvantuminternet fel\u00e9<\/strong>, amely <strong>az eddigi leghosszabb biztons\u00e1gos kvantumkommunik\u00e1ci\u00f3s csatorn\u00e1t hozta l\u00e9tre az \u00e9szaki \u00e9s d\u00e9li f\u00e9lteke k\u00f6z\u00f6tt<\/strong>.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\u201eA kvantumtitkos\u00edt\u00e1s nem t\u00f6rhet\u0151 fel an\u00e9lk\u00fcl, hogy az \u00e9szlelhet\u0151 ne lenne\u201d<\/strong> \u2013 magyar\u00e1zta Dr. Ismail.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">A hagyom\u00e1nyos titkos\u00edt\u00e1si rendszerekkel szemben, amelyek <strong>matematikai algoritmusokon alapulnak \u00e9s id\u0151vel felt\u00f6rhet\u0151k<\/strong>, a kvantumkommunik\u00e1ci\u00f3 <strong>fotonok seg\u00edts\u00e9g\u00e9vel k\u00f3dolja az inform\u00e1ci\u00f3t<\/strong>, \u00edgy b\u00e1rmilyen k\u00fcls\u0151 beavatkoz\u00e1s azonnal \u00e9szlelhet\u0151.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\u201eA Jinan-1 m\u0171hold seg\u00edts\u00e9g\u00e9vel szinkroniz\u00e1lt fotonokkal tov\u00e1bb\u00edtjuk az adatokat, ami rendk\u00edv\u00fcl biztons\u00e1gos\u201d<\/strong> \u2013 tette hozz\u00e1 Petruccione.<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">Hogyan val\u00f3s\u00edtott\u00e1k meg a k\u00eds\u00e9rletet?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A kutat\u00f3k <strong>2024 okt\u00f3ber\u00e9ben egy 10 napos tesztid\u0151szak alatt<\/strong> v\u00e9gezt\u00e9k el a m\u00e9r\u00e9seket a Stellenbosch Egyetem m\u00e9rn\u00f6ki \u00e9p\u00fclet\u00e9nek tetej\u00e9r\u0151l, ahol egy <strong>t\u00e1vcs\u0151vel \u00e9s speci\u00e1lis m\u00e9r\u0151berendez\u00e9sekkel felszerelt f\u00f6ldi \u00e1llom\u00e1st alak\u00edtottak ki<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A Jinan-1 m\u0171hold, amely <strong>2000 km magass\u00e1gban kering<\/strong>, volt a kapcsolat kulcsa. Az adatok \u00e9jszakai m\u00e9r\u00e9sekkel t\u00f6rt\u00e9ntek, mivel <strong>a mesters\u00e9ges f\u00e9ny \u00e9s az atmoszferikus zavarok napk\u00f6zben befoly\u00e1solhatn\u00e1k az eredm\u00e9nyeket<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">A j\u00f6v\u0151 lehet\u0151s\u00e9gei<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A kutat\u00f3k <strong>tov\u00e1bb szeretn\u00e9k fejleszteni a kvantumkommunik\u00e1ci\u00f3s rendszert<\/strong>, k\u00fcl\u00f6n\u00f6sen a <strong>titkos\u00edt\u00e1si kulcsok sebess\u00e9g\u00e9nek n\u00f6vel\u00e9s\u00e9vel \u00e9s m\u00e9g nagyobb t\u00e1vols\u00e1gok el\u00e9r\u00e9s\u00e9vel<\/strong>.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>\u201eA mostani eredm\u00e9ny kiemelked\u0151, de m\u00e9g rengeteg kutat\u00e1s v\u00e1r r\u00e1nk\u201d<\/strong> \u2013 mondta Ismail.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Ez a siker <strong>jelent\u0151s el\u0151rel\u00e9p\u00e9st jelenthet a biztons\u00e1gos glob\u00e1lis adatkommunik\u00e1ci\u00f3ban<\/strong>, k\u00fcl\u00f6n\u00f6sen <strong>korm\u00e1nyzati, katonai \u00e9s p\u00e9nz\u00fcgyi szektorokban<\/strong>, ahol a maxim\u00e1lis adatv\u00e9delem elengedhetetlen.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A d\u00e9l-afrikai kvantumkutat\u00f3 k\u00f6z\u00f6ss\u00e9g viszonylag kis l\u00e9tsz\u00e1m\u00fa, ez\u00e9rt <strong>a k\u00ednai egy\u00fcttm\u0171k\u00f6d\u00e9s kulcsfontoss\u00e1g\u00fa a tov\u00e1bbi fejl\u0151d\u00e9shez<\/strong>. Petruccione hangs\u00falyozta, hogy a nemzetk\u00f6zi kooper\u00e1ci\u00f3val siker\u00fclt el\u00e9rni ezt a m\u00e9rf\u00f6ldk\u00f6vet, \u00e9s a j\u00f6v\u0151ben tov\u00e1bbi k\u00f6z\u00f6s projektek v\u00e1rhat\u00f3ak.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eredm\u00e9ny\u00fck <strong>nemcsak technol\u00f3giai \u00e1tt\u00f6r\u00e9s, hanem egy \u00faj korszak kezdet\u00e9t is jelezheti a glob\u00e1lis adatbiztons\u00e1g ter\u00fclet\u00e9n<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em><a href=\"https:\/\/mg.co.za\/news\/2025-03-20-south-africa-and-china-set-new-quantum-communication-world-record\/\" title=\"\">Mail &amp; Guardian<\/a><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Titkos\u00edtott adat\u00e1tvitel rekordt\u00e1vols\u00e1gon D\u00e9l-afrikai \u00e9s k\u00ednai kutat\u00f3k megd\u00f6nt\u00f6tt\u00e9k a kvantumkommunik\u00e1ci\u00f3 t\u00e1vols\u00e1gi rekordj\u00e1t, l\u00e9trehozva egy 12 900 kilom\u00e9ter hossz\u00fa, biztons\u00e1gos kvantumkapcsolatot Stellenbosch (D\u00e9l-Afrika) \u00e9s Peking (K\u00edna) k\u00f6z\u00f6tt. Ezzel t\u00falsz\u00e1rnyalt\u00e1k az eddigi 7 600 kilom\u00e9teres rekordot, amelyet K\u00edna \u00e9s Eur\u00f3pa k\u00f6z\u00f6tt \u00e1ll\u00edtottak fel. A kutat\u00e1s eredm\u00e9nyeit m\u00e1rcius 19-\u00e9n publik\u00e1lt\u00e1k a Nature tudom\u00e1nyos foly\u00f3iratban, \u00e9s a projektben a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":898,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jnews-multi-image_gallery":[],"jnews_single_post":{"format":"standard"},"jnews_primary_category":[],"jnews_override_bookmark_settings":[],"jnews_social_meta":[],"jnews_override_counter":[],"footnotes":""},"categories":[2454],"tags":[111,47,613,435,614],"class_list":["post-897","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kategoria-nelkuli-hu","tag-del-afrika","tag-kina","tag-kvantumkapcsolat","tag-kvantumtechnologia","tag-telekommunikacio"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/ujvilagtrend.hu\/index.php?rest_route=\/wp\/v2\/posts\/897","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ujvilagtrend.hu\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ujvilagtrend.hu\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ujvilagtrend.hu\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ujvilagtrend.hu\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=897"}],"version-history":[{"count":1,"href":"https:\/\/ujvilagtrend.hu\/index.php?rest_route=\/wp\/v2\/posts\/897\/revisions"}],"predecessor-version":[{"id":899,"href":"https:\/\/ujvilagtrend.hu\/index.php?rest_route=\/wp\/v2\/posts\/897\/revisions\/899"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ujvilagtrend.hu\/index.php?rest_route=\/wp\/v2\/media\/898"}],"wp:attachment":[{"href":"https:\/\/ujvilagtrend.hu\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=897"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ujvilagtrend.hu\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=897"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ujvilagtrend.hu\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}