{"id":997,"date":"2020-01-21T07:00:00","date_gmt":"2020-01-21T00:00:00","guid":{"rendered":"https:\/\/www.truyenthong.edu.vn\/?p=997"},"modified":"2020-01-21T07:00:00","modified_gmt":"2020-01-21T00:00:00","slug":"vu-tru-dang-mo-rong-nhanh-hon-du-kien","status":"publish","type":"post","link":"https:\/\/truyenthong.edu.vn\/sanpham\/2020\/01\/21\/vu-tru-dang-mo-rong-nhanh-hon-du-kien\/","title":{"rendered":"V\u0169 tr\u1ee5 \u0111ang m\u1edf r\u1ed9ng nhanh h\u01a1n d\u1ef1 ki\u1ebfn"},"content":{"rendered":"\n

C\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc th\u1eeba nh\u1eadn r\u1eb1ng c\u00e1c thi\u00ean h\u00e0 \u0111ang t\u0103ng t\u1ed1c c\u00e1ch xa nhau nhanh h\u01a1n nhi\u1ec1u so v\u1edbi suy ngh\u0129 tr\u01b0\u1edbc \u0111\u00e2y. \u0110\u1ec3 \u0111\u01b0a ra k\u1ebft qu\u1ea3 n\u00e0y, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 s\u1eed d\u1ee5ng c\u00e1c ph\u00e9p \u0111o m\u1edbi t\u1eeb K\u00ednh vi\u1ec5n v\u1ecdng Kh\u00f4ng gian Hubble c\u1ee7a NASA v\u00e0 nh\u1eadn th\u1ea5y v\u0169 tr\u1ee5 \u0111ang gi\u00e3n n\u1edf ra kho\u1ea3ng 9% so v\u1edbi d\u1ef1 ki\u1ebfn.<\/p>\n\n\n\n

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C\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc v\u1eeba ph\u00e1t hi\u1ec7n v\u0169 tr\u1ef1 \u0111ang ti\u1ebfp t\u1ee5c gi\u00e3n n\u1edf.<\/em><\/figcaption><\/figure><\/div>\n\n\n\n\n\n\n\n

C\u00e1c ph\u00e1t hi\u1ec7n d\u1ef1a tr\u00ean sao l\u01b0u c\u00e1c ph\u00e9p \u0111o c\u0169ng c\u1ee7a K\u00ednh vi\u1ec5n v\u1ecdng Hubble tr\u01b0\u1edbc \u0111\u00e2y \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 v\u00e0o n\u0103m 2016. \u0110i\u1ec1u n\u00e0y \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng x\u1ea3y ra va ch\u1ea1m gi\u1eefa Tr\u00e1i \u0110\u1ea5t v\u00e0 c\u00e1c ti\u1ec3u h\u00e0nh tinh t\u1eeb 1\/3.000 xu\u1ed1ng ch\u1ec9 c\u00f2n 1\/100.000.<\/p>\n\n\n\n

C\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc th\u1eeba nh\u1eadn r\u1eb1ng b\u1ed5 sung nh\u1eefng kh\u00e1i ni\u1ec7m v\u1eadt l\u00fd l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 v\u0169 tr\u1ee5.<\/p>\n\n\n\n

“\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 \u0111i\u1ec1u ch\u00fang ta mong \u0111\u1ee3i”, Adam Riess, Gi\u00e1o s\u01b0 V\u1eadt l\u00fd v\u00e0 Thi\u00ean v\u0103n h\u1ecdc n\u1ed5i ti\u1ebfng c\u1ee7a \u0110\u1ea1i h\u1ecdc Johns Hopkins cho bi\u1ebft.<\/p>\n\n\n\n

Trong nghi\u00ean c\u1ee9u, Riess v\u00e0 nh\u00f3m c\u1ee7a \u00f4ng \u0111\u00e3 s\u1eed d\u1ee5ng m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p m\u1edbi \u0111\u1ec3 ph\u00e2n t\u00edch \u00e1nh s\u00e1ng t\u1eeb 70 ng\u00f4i sao trong thi\u00ean h\u00e0 l\u00e1ng gi\u1ec1ng c\u1ee7a ch\u00fang ta. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p m\u1edbi, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 c\u00f3 th\u1ec3 quan s\u00e1t v\u00e0 nh\u1eadn th\u1ea5y s\u1ef1 thay \u0111\u1ed5i trong v\u0169 tr\u1ee5.<\/p>\n\n\n\n

B\u00ean c\u1ea1nh \u0111\u00f3, v\u1edbi d\u1eef li\u1ec7u m\u1edbi n\u00e0y, Riess v\u00e0 nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 c\u00f3 th\u1ec3 c\u1ee7ng c\u1ed1 n\u1ec1n t\u1ea3ng kh\u00e1i ni\u1ec7m “thang kho\u1ea3ng c\u00e1ch v\u0169 tr\u1ee5”, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh kho\u1ea3ng c\u00e1ch trong v\u0169 tr\u1ee5.<\/p>\n\n\n\n

Nh\u00f3m nghi\u00ean c\u1ee9u c\u0169ng \u0111\u00e3 k\u1ebft h\u1ee3p c\u00e1c ph\u00e9p \u0111o t\u1eeb k\u00ednh vi\u1ec5n v\u1ecdng Hubble c\u1ee7a h\u1ecd v\u1edbi m\u1ed9t b\u1ed9 quan s\u00e1t kh\u00e1c, \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi D\u1ef1 \u00e1n Araucaria, \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ef1 h\u1ee3p t\u00e1c gi\u1eefa c\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc t\u1eeb Chile, M\u1ef9 v\u00e0 Ch\u00e2u \u00c2u.
<\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc th\u1eeba nh\u1eadn r\u1eb1ng c\u00e1c thi\u00ean h\u00e0 \u0111ang t\u0103ng t\u1ed1c c\u00e1ch xa nhau nhanh h\u01a1n nhi\u1ec1u so v\u1edbi suy ngh\u0129 tr\u01b0\u1edbc \u0111\u00e2y. \u0110\u1ec3 \u0111\u01b0a ra k\u1ebft qu\u1ea3 n\u00e0y, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 s\u1eed d\u1ee5ng c\u00e1c ph\u00e9p \u0111o m\u1edbi t\u1eeb K\u00ednh vi\u1ec5n v\u1ecdng Kh\u00f4ng gian Hubble c\u1ee7a NASA v\u00e0 nh\u1eadn th\u1ea5y […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[149,188],"class_list":["post-997","post","type-post","status-publish","format-standard","hentry","category-vu-tru","tag-thien-van","tag-vu-tru-4"],"_links":{"self":[{"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/posts\/997","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/comments?post=997"}],"version-history":[{"count":0,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/posts\/997\/revisions"}],"wp:attachment":[{"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/media?parent=997"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/categories?post=997"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/truyenthong.edu.vn\/sanpham\/wp-json\/wp\/v2\/tags?post=997"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}