{"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\/fr\/la-suprematie-quantique-officiellement-confirmee\/","title":{"rendered":"La supr\u00e9matie quantique officiellement confirm\u00e9e"},"content":{"rendered":"<p>Si vous passez un apr\u00e8s-midi \u00e0 lire sur l&#039;informatique quantique, vous tomberez rapidement sur le terme \u00ab\u00a0supr\u00e9matie quantique\u00a0\u00bb. Il s&#039;agit d&#039;un ordinateur quantique capable d&#039;effectuer des calculs qu&#039;un supercalculateur classique ne peut pas effectuer ou effectuerait avec une extr\u00eame lenteur.<br><br>En 2019, Google affirmait avoir atteint la supr\u00e9matie, son ordinateur Sycamore accomplissant la t\u00e2che en 3 minutes et 20 secondes, alors qu&#039;un ordinateur classique aurait mis 10\u00a0000 ans. Mais en 2024, un laboratoire de Shanghai a accompli la m\u00eame t\u00e2che en 14 secondes gr\u00e2ce \u00e0 un supercalculateur classique.<br><br>Une \u00e9quipe de l&#039;Universit\u00e9 du Texas \u00e0 Austin a d\u00e9montr\u00e9 le \u00ab\u00a0d\u00e9couplage inconditionnel\u00a0\u00bb entre l&#039;informatique quantique et l&#039;informatique classique. Dans une \u00e9tude publi\u00e9e sur arXiv, les chercheurs ont montr\u00e9 qu&#039;un ordinateur quantique de 12 qubits peut r\u00e9soudre une t\u00e2che qui n\u00e9cessiterait entre 62 et 382 bits de m\u00e9moire pour un ordinateur classique.<br><br>L&#039;exp\u00e9rience a \u00e9t\u00e9 men\u00e9e entre \u00ab\u00a0Alice\u00a0\u00bb et \u00ab\u00a0Bob\u00a0\u00bb, o\u00f9 Alice cr\u00e9ait un \u00e9tat quantique et Bob le mesurait. Le syst\u00e8me quantique a optimis\u00e9 le processus afin que Bob puisse pr\u00e9dire l&#039;\u00e9tat avant qu&#039;Alice ne le r\u00e9v\u00e8le.<br><br>Les chercheurs ont utilis\u00e9 des qubits ioniques contr\u00f4l\u00e9s par laser. Leur approche ne repose pas sur des hypoth\u00e8ses, mais sur le fait av\u00e9r\u00e9 que les algorithmes classiques ne peuvent combler cette lacune.<br><br>Les progr\u00e8s se poursuivent. Des scientifiques de Harvard ont pr\u00e9sent\u00e9 dans la revue Nature un ordinateur quantique coh\u00e9rent dot\u00e9 de 3\u00a0000 qubits et de nouvelles m\u00e9thodes de correction d&#039;erreurs.<\/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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