{"id":6709,"date":"2025-10-04T05:56:00","date_gmt":"2025-10-04T03:56:00","guid":{"rendered":"https:\/\/viva.racunalniske-novice.com\/kvanticna-nadvlada-uradno-potrjena\/"},"modified":"2025-10-04T05:56:00","modified_gmt":"2025-10-04T03:56:00","slug":"kvanticna-nadvlada-uradno-potrjena","status":"publish","type":"post","link":"https:\/\/viva.racunalniske-novice.com\/it\/la-supremazia-quantistica-e-ufficialmente-confermata\/","title":{"rendered":"La supremazia quantistica \u00e8 ufficialmente confermata"},"content":{"rendered":"<p>Se trascorri un pomeriggio a leggere di informatica quantistica, ti imbatterai subito nel termine &quot;supremazia quantistica&quot;. Si tratta di un computer quantistico che esegue un calcolo che un supercomputer classico non pu\u00f2 o non farebbe in modo estremamente lento.<br><br>Nel 2019, Google ha affermato di aver raggiunto la supremazia, con il suo computer Sycamore che ha completato il compito in 3 minuti e 20 secondi, mentre un computer tradizionale avrebbe impiegato 10.000 anni. Ma nel 2024, un laboratorio di Shanghai ha completato lo stesso compito in 14 secondi utilizzando un supercomputer tradizionale.<br><br>Ora, un team dell&#039;Universit\u00e0 del Texas ad Austin ha dimostrato il &quot;disaccoppiamento incondizionato&quot; tra informatica quantistica e classica. In uno studio pubblicato su arXiv, i ricercatori hanno dimostrato che un computer quantistico con 12 qubit pu\u00f2 risolvere un compito che richiederebbe tra 62 e 382 bit di memoria per un computer classico.<br><br>L&#039;esperimento \u00e8 stato condotto tra &quot;Alice&quot; e &quot;Bob&quot;, dove Alice ha creato uno stato quantistico e Bob lo ha misurato. Il sistema quantistico ha ottimizzato il processo in modo che Bob potesse prevedere lo stato prima che Alice lo rivelasse.<br><br>I ricercatori hanno utilizzato qubit ionici controllati da laser. Il loro approccio non si basa su ipotesi, ma sul fatto provato che gli algoritmi classici non possono colmare questa lacuna.<br><br>I progressi continuano. Gli scienziati di Harvard hanno presentato sulla rivista Nature un computer quantistico coerente con 3.000 qubit e nuovi metodi per la correzione degli errori.<\/p>\n<div class=\"embed-container\"><iframe src=\"https:\/\/www.youtube.com\/embed\/JZi6yWL5ZPE\" frameborder=\"0\" allowfullscreen><\/iframe><\/div><br\/>","protected":false},"excerpt":{"rendered":"<p>\u010ce pre\u017eivite popoldne ob branju o kvantnem ra\u010dunalni\u0161tvu, boste hitro naleteli na izraz \u00bbkvantna nadvlada\u00ab. Gre za to, da kvantni ra\u010dunalnik opravi izra\u010dun, ki ga klasi\u010dni superra\u010dunalnik ne more ali bi ga opravil izjemno po\u010dasi. Google je leta 2019 trdil, da je dosegel nadvlado, saj je njihov Sycamore ra\u010dunalnik nalogo opravil v 3 minutah in [&hellip;]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4],"tags":[999],"class_list":["post-6709","post","type-post","status-publish","format-standard","hentry","category-racunalnistvo-telefonija","tag-led-televizorji"],"acf":{"subtitle":"Kvantna nadvlada je kon\u010dno potrjena. Ekipa z UT Austin je dokazala, da kvantni ra\u010dunalnik lahko re\u0161i nalogo z bistveno manj viri kot klasi\u010dni. Njihov pristop ne temelji na domnevah, temve\u010d na matemati\u010dnem dokazu, mejnik za prihodnost kvantne tehnologije.","heading":"","summary":"Kvantna nadvlada je kon\u010dno potrjena. Ekipa z UT Austin je dokazala, da kvantni ra\u010dunalnik lahko re\u0161i nalogo z bistveno manj viri kot klasi\u010dni. Njihov pristop ne temelji na domnevah, temve\u010d na matemati\u010dnem dokazu, mejnik za prihodnost kvantne tehnologije.","thumbnail_small":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2025\/10\/quantum-computer-3679893_1280-560x315.jpg","thumbnail_large":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2025\/10\/quantum-computer-3679893_1280-1024x576.jpg","thumbnail_caption":"","gallery":"","video_gallery":[{"youtube_url":"https:\/\/www.youtube.com\/watch?v=JZi6yWL5ZPE"}],"author":"","links":[{"title":"UT Austin","url":""}],"sources":null,"skip_language":[]},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Kvantna nadvlada uradno potrjena - Ra\u010dunalni\u0161ke novice<\/title>\n<meta name=\"description\" content=\"Kvantna nadvlada je kon\u010dno potrjena. Ekipa z UT Austin je dokazala, da kvantni ra\u010dunalnik lahko re\u0161i nalogo z bistveno manj viri kot klasi\u010dni. 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