{"id":29451,"date":"2021-10-28T14:59:00","date_gmt":"2021-10-28T07:59:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=29451"},"modified":"2022-02-15T09:30:16","modified_gmt":"2022-02-15T02:30:16","slug":"he-thong-may-tinh-luong-tu-manh-nhat-the-gioi","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/he-thong-may-tinh-luong-tu-manh-nhat-the-gioi\/","title":{"rendered":"H\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh l\u01b0\u1ee3ng t\u1eed m\u1ea1nh nh\u1ea5t th\u1ebf gi\u1edbi"},"content":{"rendered":"\n

An Khang<\/strong><\/p>\n\n\n\n

M\u1ed9t si\u00eau m\u00e1y t\u00ednh l\u01b0\u1ee3ng t\u1eed trong b\u1ed9 \u0111\u00f4i c\u00f3 t\u00ean Jiuzhang 2, s\u1eed d\u1ee5ng photon \u0111\u1ec3 t\u00ednh to\u00e1n v\u1ea5n \u0111\u1ec1 trong m\u1ed9t mili gi\u00e2y, thay v\u00ec 30 ngh\u00ecn t\u1ef7 n\u0103m n\u1ebfu d\u00f9ng m\u00e1y t\u00ednh th\u01b0\u1eddng.<\/p>\n\n\n\n

\"M\u00e1y
M\u00e1y t\u00ednh l\u01b0\u1ee3ng t\u1eed Zuchongzhi 2 c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n nh\u1eefng nhi\u1ec7m v\u1ee5 \u0111\u01b0\u1ee3c cho l\u00e0 b\u1ea5t kh\u1ea3 thi v\u1edbi m\u00e1y t\u00ednh th\u01b0\u1eddng. \u1ea2nh: SCMP<\/em><\/figcaption><\/figure><\/div>\n\n\n\n

Trong nghi\u00ean c\u1ee9u c\u00f4ng b\u1ed1 tr\u00ean hai t\u1ea1p ch\u00ed Physical Review Letters v\u00e0 Science Bulletin, tr\u01b0\u1edfng nh\u00f3m Pan Jianwei cho bi\u1ebft Zuchongzhi 2, m\u00e1y t\u00ednh l\u01b0\u1ee3ng t\u1eed si\u00eau d\u1eabn l\u1eadp tr\u00ecnh 66 qubit \u0111\u1eb7t theo t\u00ean nh\u00e0 to\u00e1n h\u1ecdc \u1edf th\u1ebf k\u1ef7 5, nhanh g\u1ea5p 10 tri\u1ec7u l\u1ea7n si\u00eau m\u00e1y t\u00ednh nhanh nh\u1ea5t th\u1ebf gi\u1edbi v\u00e0 m\u1ea1nh h\u01a1n h\u1eb3n m\u00e1y t\u00ednh Sycamore 55 qubit c\u1ee7a Google, ra \u0111\u1eddi c\u00e1ch \u0111\u00e2y hai n\u0103m.<\/p>\n\n\n\n

Zuchongzhi 2 \u0111\u01b0\u1ee3c n\u00e2ng c\u1ea5p t\u1eeb c\u1ed7 m\u00e1y ra m\u1eaft 3 th\u00e1ng tr\u01b0\u1edbc, c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 t\u00ednh to\u00e1n ph\u1ee9c t\u1ea1p g\u1ea5p 1 tri\u1ec7u l\u1ea7n Sycamore. Nh\u00f3m c\u1ee7a Pan c\u0169ng c\u00f4ng b\u1ed1 Jiuzhang 2, m\u1ed9t m\u00e1y t\u00ednh l\u01b0\u1ee3ng t\u1eed kh\u00e1c ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean photon. C\u1ed7 m\u00e1y n\u00e0y c\u00f3 l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng h\u1ea1n ch\u1ebf h\u01a1n nh\u01b0ng c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n 100.000 t\u1ef7 t\u1ef7 l\u1ea7n m\u00e1y t\u00ednh th\u01b0\u1eddng l\u1edbn nh\u1ea5t th\u1ebf gi\u1edbi. D\u00f9 s\u1edf h\u1eefu t\u1ed1c \u0111\u1ed9 si\u00eau nhanh, Zuchongzhi 2 v\u00e0 Jiuzhang 2 s\u1ebd kh\u00f4ng thay th\u1ebf m\u00e1y t\u00ednh ph\u1ed5 th\u00f4ng trong t\u01b0\u01a1ng lai g\u1ea7n. Hi\u1ec7n nay, ch\u00fang ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng th\u1eddi gian ng\u1eafn trong m\u00f4i tr\u01b0\u1eddng chuy\u00ean bi\u1ec7t, x\u1eed l\u00fd nhi\u1ec7m v\u1ee5 c\u00f3 t\u00ednh chuy\u00ean m\u00f4n cao v\u00e0 v\u1eabn c\u00f2n m\u1eafc nhi\u1ec1u l\u1ed7i.<\/p>\n\n\n\n

“B\u01b0\u1edbc ti\u1ebfp theo, ch\u00fang t\u00f4i hy v\u1ecdng c\u00f3 th\u1ec3 kh\u1eafc ph\u1ee5c l\u1ed7i l\u01b0\u1ee3ng t\u1eed sau 4 – 5 n\u0103m n\u1ed7 l\u1ef1c l\u00e0m vi\u1ec7c”, Pan, gi\u00e1o s\u01b0 \u1edf \u0110\u1ea1i h\u1ecdc Khoa h\u1ecdc C\u00f4ng ngh\u1ec7 Trung Qu\u1ed1c t\u1ea1i H\u1ee3p Ph\u00ec, t\u1ec9nh An Huy, chia s\u1ebb. “D\u1ef1a tr\u00ean c\u00f4ng ngh\u1ec7 kh\u1eafc ph\u1ee5c l\u1ed7i l\u01b0\u1ee3ng t\u1eed, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 c\u00e1ch s\u1eed d\u1ee5ng m\u00e1y t\u00ednh l\u01b0\u1ee3ng t\u1eed ho\u1eb7c m\u00f4 ph\u1ecfng l\u01b0\u1ee3ng t\u1eed \u0111\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng c\u00e2u h\u1ecfi khoa h\u1ecdc quan tr\u1ecdng nh\u1ea5t v\u1edbi gi\u00e1 tr\u1ecb th\u1ef1c ti\u1ec5n”.<\/p>\n\n\n\n

B\u1ea3ng m\u1ea1ch c\u1ee7a m\u00e1y t\u00ednh Zuchongzhi c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n \u1edf nhi\u1ec7t \u0111\u1ed9 c\u1ef1c l\u1ea1nh \u0111\u1ec3 th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 ph\u1ee9c t\u1ea1p c\u00f3 t\u00ean “n\u01b0\u1edbc \u0111i ng\u1eabu nhi\u00ean”. \u0110\u00e2y l\u00e0 m\u00f4 h\u00ecnh d\u1ef1a tr\u00ean chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a qu\u00e2n c\u1edd tr\u00ean b\u00e0n c\u1edd. Nh\u1eefng \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3 bao g\u1ed3m d\u1ef1 \u0111o\u00e1n gi\u00e1 c\u1ed5 phi\u1ebfu t\u1edbi t\u00ednh to\u00e1n \u0111\u1ed9t bi\u1ebfn gene, ph\u00e1t tri\u1ec3n v\u1eadt li\u1ec7u m\u1edbi v\u00e0 t\u1ea1o d\u00f2ng kh\u00ed ph\u1ee5c v\u1ee5 bay si\u00eau thanh \u1edf t\u1ed1c \u0111\u1ed9 t\u1eeb Mach 5 6.174 km\/h tr\u1edf l\u00ean.<\/p>\n\n\n\n

M\u00f4 h\u00ecnh gi\u1ea3 \u0111\u1ecbnh chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a m\u1ed9t qu\u00e2n c\u1edd c\u00f3 th\u1ec3 ho\u00e0n to\u00e0n ng\u1eabu nhi\u00ean m\u00e0 kh\u00f4ng li\u00ean quan t\u1edbi chuy\u1ec3n \u0111\u1ed9ng tr\u01b0\u1edbc \u0111\u00f3. \u1ede m\u00e1y t\u00ednh th\u00f4ng th\u01b0\u1eddng, qu\u00e1 tr\u00ecnh r\u1ea5t kh\u00f3 m\u00f4 ph\u1ecfng do \u0111\u00f2i h\u1ecfi kh\u1ed1i l\u01b0\u1ee3ng t\u00ednh to\u00e1n kh\u1ed5ng l\u1ed3 d\u1ef1a tr\u00ean thu\u1eadt to\u00e1n ph\u1ee9c t\u1ea1p. Nh\u01b0ng qu\u00e1 tr\u00ecnh t\u00ednh to\u00e1n tr\u1edf n\u00ean ng\u00e0y c\u00e0ng d\u1ec5 d\u00e0ng v\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a v\u1eadt l\u00fd l\u01b0\u1ee3ng t\u1eed. V\u1ec1 l\u00fd thuy\u1ebft, Zuchongzhi 2 c\u00f3 th\u1ec3 t\u00ednh to\u00e1n n\u01b0\u1edbc \u0111i ng\u1eabu nhi\u00ean tr\u00ean 66 b\u00e0n c\u1edd c\u00f9ng l\u00fac, nhi\u1ec7m v\u1ee5 b\u1ea5t kh\u1ea3 thi v\u1edbi b\u1ea5t k\u1ef3 m\u00e1y t\u00ednh n\u00e0o kh\u00e1c ng\u00e0y nay.<\/p>\n\n\n\n

Jiuzhang 2, \u0111\u1eb7t theo t\u00ean m\u1ed9t cu\u1ed1n s\u00e1ch to\u00e1n h\u1ecdc c\u1ed5 \u0111\u1ea1i, l\u00e0 phi\u00ean b\u1ea3n n\u00e2ng c\u1ea5p c\u1ee7a c\u1ed7 m\u00e1y do nh\u00f3m nghi\u00ean c\u1ee9u c\u1ee7a Pan ch\u1ebf t\u1ea1o n\u0103m ngo\u00e1i. C\u1ed7 m\u00e1y s\u1eed d\u1ee5ng photon, m\u1ed7i photon mang m\u1ed9t qubit, \u0111\u01a1n v\u1ecb th\u00f4ng tin l\u01b0\u1ee3ng t\u1eed c\u01a1 b\u1ea3n. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 t\u0103ng s\u1ed1 l\u01b0\u1ee3ng photon t\u1eeb 76 l\u00ean 113. C\u1ed7 m\u00e1y m\u1edbi nhanh h\u01a1n g\u1ea5p h\u00e0ng t\u1ef7 t\u1ef7 l\u1ea7n si\u00eau m\u00e1y t\u00ednh, theo Lu Chaoyang, tr\u01b0\u1edfng nh\u00f3m trong d\u1ef1 \u00e1n Jiuzhang.<\/p>\n\n\n\n

Theo Lu, m\u00e1y t\u00ednh Jiuzhang c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 g\u1ecdi l\u00e0 “l\u1ea5y m\u1eabu boson”, m\u00f4 ph\u1ecfng h\u00e0nh vi c\u1ee7a h\u1ea1t \u00e1nh s\u00e1ng khi ch\u00fang truy\u1ec1n qua m\u1ed9t m\u00ea cung tinh th\u1ec3 v\u00e0 g\u01b0\u01a1ng. M\u1ed9t s\u1ed1 nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y cho th\u1ea5y l\u1ea5y m\u1eabu boson c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng trong m\u1eadt m\u00e3 h\u1ecdc. M\u00e1y t\u00ednh ho\u1ea1t \u0111\u1ed9ng nh\u1edd photon kh\u00f4ng th\u1ec3 l\u1eadp tr\u00ecnh, nh\u01b0ng Jiuzhang 2 c\u00f3 thi\u1ebft k\u1ebf linh ho\u1ea1t h\u01a1n, cho ph\u00e9p ti\u1ebfn h\u00e0nh nhi\u1ec1u h\u01a1n m\u1ed9t nhi\u1ec7m v\u1ee5 t\u00ednh to\u00e1n.<\/p>\n\n\n\n

Hai m\u00e1y t\u00ednh l\u01b0\u1ee3ng t\u1eed th\u1eed nghi\u1ec7m tr\u00ean c\u00f3 th\u1ec3 x\u1eed l\u00fd nh\u1eefng v\u1ea5n \u0111\u1ec1 ph\u1ee9c t\u1ea1p nh\u1ea5t, theo Barry C. Sanders, gi\u00e1o s\u01b0 \u1edf Vi\u1ec7n Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 L\u01b0\u1ee3ng t\u1eed t\u1ea1i \u0110\u1ea1i h\u1ecdc Calgary \u1edf Canada.<\/p>\n\n\n\n

An Khang<\/strong> <\/p>\n\n\n\n

https:\/\/vnexpress.net\/he-thong-may-tinh-luong-tu-manh-nhat-the-gioi-4377427.html<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

An Khang M\u1ed9t si\u00eau m\u00e1y t\u00ednh l\u01b0\u1ee3ng t\u1eed trong b\u1ed9 \u0111\u00f4i c\u00f3 t\u00ean Jiuzhang 2, s\u1eed d\u1ee5ng photon \u0111\u1ec3 t\u00ednh to\u00e1n v\u1ea5n \u0111\u1ec1 trong m\u1ed9t mili gi\u00e2y, thay v\u00ec 30 ngh\u00ecn t\u1ef7 n\u0103m n\u1ebfu d\u00f9ng m\u00e1y t\u00ednh th\u01b0\u1eddng. Trong nghi\u00ean c\u1ee9u c\u00f4ng b\u1ed1 tr\u00ean hai t\u1ea1p ch\u00ed Physical Review Letters v\u00e0 Science Bulletin, tr\u01b0\u1edfng nh\u00f3m […]<\/p>\n","protected":false},"author":23,"featured_media":29452,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-29451","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/29451","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=29451"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/29451\/revisions"}],"predecessor-version":[{"id":31086,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/29451\/revisions\/31086"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/29452"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=29451"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=29451"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=29451"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}