{"id":1974,"date":"2022-08-03T10:12:10","date_gmt":"2022-08-03T10:12:10","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=1974"},"modified":"2022-08-03T10:12:10","modified_gmt":"2022-08-03T10:12:10","slug":"gravitational-lensing-distant-universe","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/astronomy-and-astrophysics\/gravitational-lensing-distant-universe\/","title":{"rendered":"Th\u1ea5u k\u00ednh h\u1ea5p d\u1eabn: C\u1eeda s\u1ed5 \u0111\u1ebfn v\u0169 tr\u1ee5 xa x\u00f4i"},"content":{"rendered":"

Gravitational Lensing: Unlocking the Secrets of the Distant Universe<\/h2>\n\n

L\u00fd thuy\u1ebft c\u00e1ch m\u1ea1ng c\u1ee7a Einstein<\/h2>\n\n

M\u1ed9t th\u1ebf k\u1ef7 tr\u01b0\u1edbc, Albert Einstein \u0111\u00e3 gi\u1edbi thi\u1ec7u thuy\u1ebft t\u01b0\u01a1ng \u0111\u1ed1i r\u1ed9ng c\u1ee7a m\u00ecnh, l\u00e0m c\u00e1ch m\u1ea1ng h\u00f3a s\u1ef1 hi\u1ec3u bi\u1ebft c\u1ee7a ch\u00fang ta v\u1ec1 l\u1ef1c h\u1ea5p d\u1eabn. Theo thuy\u1ebft n\u00e0y, c\u00e1c v\u1eadt th\u1ec3 kh\u1ed5ng l\u1ed3 nh\u01b0 c\u00e1c ng\u00f4i sao v\u00e0 thi\u00ean h\u00e0 l\u00e0m cong v\u0169 tr\u1ee5, khi\u1ebfn \u00e1nh s\u00e1ng b\u1ecb b\u1ebb cong khi \u0111i qua ch\u00fang. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 th\u1ea5u k\u00ednh h\u1ea5p d\u1eabn.<\/p>\n\n

Th\u1ea5u k\u00ednh h\u1ea5p d\u1eabn nh\u01b0 m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u1ec3 nghi\u00ean c\u1ee9u v\u0169 tr\u1ee5<\/h2>\n\n

Th\u1ea5u k\u00ednh h\u1ea5p d\u1eabn \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 v\u00f4 gi\u00e1 \u0111\u1ec3 nghi\u00ean c\u1ee9u v\u0169 tr\u1ee5 xa x\u00f4i. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c c\u1ee5m thi\u00ean h\u00e0 kh\u1ed5ng l\u1ed3 l\u00e0m k\u00ednh l\u00fap t\u1ef1 nhi\u00ean, c\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc c\u00f3 th\u1ec3 quan s\u00e1t c\u00e1c thi\u00ean h\u00e0 m\u1edd v\u00e0 xa m\u00e0 n\u1ebfu kh\u00f4ng c\u00f3 ch\u00fang, ch\u00fang s\u1ebd v\u00f4 h\u00ecnh. K\u1ef9 thu\u1eadt n\u00e0y cho ph\u00e9p ch\u00fang ta th\u0103m d\u00f2 v\u0169 tr\u1ee5 s\u01a1 khai v\u00e0 nghi\u00ean c\u1ee9u s\u1ef1 h\u00ecnh th\u00e0nh v\u00e0 ti\u1ebfn h\u00f3a c\u1ee7a c\u00e1c thi\u00ean h\u00e0.<\/p>\n\n

K\u00ednh vi\u1ec5n v\u1ecdng kh\u00f4ng gian Hubble v\u00e0 th\u1ea5u k\u00ednh h\u1ea5p d\u1eabn<\/h2>\n\n

S\u1ef1 ra m\u1eaft c\u1ee7a K\u00ednh vi\u1ec5n v\u1ecdng kh\u00f4ng gian Hubble (HST) v\u00e0o n\u0103m 1990 \u0111\u00e1nh d\u1ea5u m\u1ed9t ti\u1ebfn b\u1ed9 \u0111\u00e1ng k\u1ec3 trong nghi\u00ean c\u1ee9u v\u1ec1 th\u1ea5u k\u00ednh h\u1ea5p d\u1eabn. Kh\u1ea3 n\u0103ng ch\u1ee5p \u1ea3nh s\u1eafc n\u00e9t v\u00e0 \u0111\u1ed9 nh\u1ea1y s\u00e1ng c\u1ee7a HST \u0111\u00e3 gi\u00fap c\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc c\u00f3 th\u1ec3 quan s\u00e1t chi ti\u1ebft c\u00e1c thi\u00ean h\u00e0 b\u1ecb th\u1ea5u k\u00ednh, cung c\u1ea5p th\u00f4ng tin s\u00e2u s\u1eafc v\u1ec1 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a ch\u00fang v\u00e0 b\u1ea3n ch\u1ea5t c\u1ee7a v\u0169 tr\u1ee5.<\/p>\n\n

Ch\u01b0\u01a1ng tr\u00ecnh Hubble Frontier Fields<\/h2>\n\n

N\u0103m 2009, ch\u01b0\u01a1ng tr\u00ecnh Hubble Frontier Fields \u0111\u01b0\u1ee3c kh\u1edfi \u0111\u1ed9ng \u0111\u1ec3 th\u00e1m hi\u1ec3m nh\u1eefng v\u00f9ng s\u00e2u nh\u1ea5t v\u00e0 xa nh\u1ea5t c\u1ee7a v\u0169 tr\u1ee5. Ch\u01b0\u01a1ng tr\u00ecnh n\u00e0y li\u00ean quan \u0111\u1ebfn vi\u1ec7c quan s\u00e1t s\u00e1u c\u1ee5m thi\u00ean h\u00e0 kh\u1ed5ng l\u1ed3, s\u1eed d\u1ee5ng hi\u1ec7u \u1ee9ng th\u1ea5u k\u00ednh h\u1ea5p d\u1eabn c\u1ee7a ch\u00fang \u0111\u1ec3 ph\u00f3ng \u0111\u1ea1i v\u00e0 nghi\u00ean c\u1ee9u c\u00e1c thi\u00ean h\u00e0 m\u1edd ph\u00eda sau ch\u00fang.<\/p>\n\n

H\u00e9 l\u1ed9 v\u0169 tr\u1ee5 s\u01a1 khai<\/h2>\n\n

Ph\u00e2n t\u00edch s\u01a1 b\u1ed9 d\u1eef li\u1ec7u c\u1ee7a Hubble Frontier Fields \u0111\u00e3 ti\u1ebft l\u1ed9 nhi\u1ec1u th\u00f4ng tin c\u00f3 gi\u00e1 tr\u1ecb v\u1ec1 v\u0169 tr\u1ee5 s\u01a1 khai. C\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc \u0111\u00e3 ph\u00e1t hi\u1ec7n ra h\u00ecnh \u1ea3nh ph\u00f3ng \u0111\u1ea1i c\u1ee7a c\u00e1c thi\u00ean h\u00e0 t\u1ed3n t\u1ea1i ch\u1ec9 v\u00e0i tr\u0103m tri\u1ec7u n\u0103m sau V\u1ee5 n\u1ed5 l\u1edbn. Nh\u1eefng quan s\u00e1t n\u00e0y cung c\u1ea5p manh m\u1ed1i v\u1ec1 s\u1ef1 h\u00ecnh th\u00e0nh v\u00e0 ti\u1ebfn h\u00f3a c\u1ee7a nh\u1eefng thi\u00ean h\u00e0 \u0111\u1ea7u ti\u00ean.<\/p>\n\n

C\u00e1c thi\u00ean h\u00e0 trong v\u0169 tr\u1ee5 s\u01a1 khai<\/h2>\n\n

Nghi\u00ean c\u1ee9u c\u00e1c thi\u00ean h\u00e0 b\u1ecb th\u1ea5u k\u00ednh \u1edf v\u0169 tr\u1ee5 s\u01a1 khai \u0111\u00e3 ti\u1ebft l\u1ed9 r\u1eb1ng c\u00f3 m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn c\u00e1c thi\u00ean h\u00e0 nh\u1ecf trong th\u1eddi k\u1ef3 \u0111\u00f3. Nh\u1eefng thi\u00ean h\u00e0 n\u00e0y c\u00f3 th\u1ec3 \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ecbnh h\u00ecnh s\u1ef1 ph\u00e2n b\u1ed1 n\u0103ng l\u01b0\u1ee3ng c\u1ee7a v\u0169 tr\u1ee5 trong t\u1ef7 n\u0103m \u0111\u1ea7u ti\u00ean c\u1ee7a n\u00f3.<\/p>\n\n

K\u00ednh vi\u1ec5n v\u1ecdng kh\u00f4ng gian James Webb<\/h2>\n\n

S\u1ef1 ra m\u1eaft s\u1eafp t\u1edbi c\u1ee7a K\u00ednh vi\u1ec5n v\u1ecdng Kh\u00f4ng gian James Webb (JWST) v\u00e0o n\u0103m 2023 d\u1ef1 ki\u1ebfn s\u1ebd ti\u1ebfp t\u1ee5c c\u00e1ch m\u1ea1ng h\u00f3a nghi\u00ean c\u1ee9u v\u1ec1 th\u1ea5u k\u00ednh h\u1ea5p d\u1eabn. G\u01b0\u01a1ng l\u1edbn h\u01a1n v\u00e0 camera h\u1ed3ng ngo\u1ea1i nh\u1ea1y h\u01a1n c\u1ee7a JWST s\u1ebd cho ph\u00e9p c\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc c\u00f3 th\u1ec3 nh\u00ecn s\u00e2u h\u01a1n v\u00e0o qu\u00e1 kh\u1ee9 v\u00e0 quan s\u00e1t c\u00e1c thi\u00ean h\u00e0 m\u1edd h\u01a1n. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng th\u1ea5u k\u00ednh h\u1ea5p d\u1eabn, JWST s\u1ebd \u0111\u1ea9y xa ranh gi\u1edbi ki\u1ebfn th\u1ee9c c\u1ee7a ch\u00fang ta v\u1ec1 v\u0169 tr\u1ee5 s\u01a1 khai.<\/p>\n\n

T\u01b0\u01a1ng lai c\u1ee7a th\u1ea5u k\u00ednh h\u1ea5p d\u1eabn<\/h2>\n\n

Th\u1ea5u k\u00ednh h\u1ea5p d\u1eabn ti\u1ebfp t\u1ee5c l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 nghi\u00ean c\u1ee9u v\u0169 tr\u1ee5 xa x\u00f4i. B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p kh\u1ea3 n\u0103ng c\u1ee7a c\u00e1c k\u00ednh vi\u1ec5n v\u1ecdng ti\u00ean ti\u1ebfn v\u1edbi hi\u1ec7u \u1ee9ng ph\u00f3ng \u0111\u1ea1i t\u1ef1 nhi\u00ean c\u1ee7a c\u00e1c c\u1ee5m thi\u00ean h\u00e0, c\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc \u0111ang c\u00f3 \u0111\u01b0\u1ee3c nh\u1eefng hi\u1ec3u bi\u1ebft ch\u01b0a t\u1eebng c\u00f3 v\u1ec1 s\u1ef1 h\u00ecnh th\u00e0nh v\u00e0 ti\u1ebfn h\u00f3a c\u1ee7a c\u00e1c thi\u00ean h\u00e0, b\u1ea3n ch\u1ea5t c\u1ee7a kh\u00f4ng th\u1eddi gian v\u00e0 l\u1ecbch s\u1eed c\u1ee7a v\u0169 tr\u1ee5.<\/p>","protected":false},"excerpt":{"rendered":"

Gravitational Lensing: Unlocking the Secrets of the Distant Universe L\u00fd thuy\u1ebft c\u00e1ch m\u1ea1ng c\u1ee7a Einstein M\u1ed9t th\u1ebf k\u1ef7 tr\u01b0\u1edbc, Albert Einstein \u0111\u00e3 gi\u1edbi thi\u1ec7u thuy\u1ebft t\u01b0\u01a1ng \u0111\u1ed1i r\u1ed9ng c\u1ee7a m\u00ecnh,…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1836],"tags":[434,1444,4211,4210,435,697],"class_list":["post-1974","post","type-post","status-publish","format-standard","hentry","category-astronomy-and-astrophysics","tag-space-exploration","tag-hubble-space-telescope","tag-james-webb-space-telescope","tag-gravitational-lensing","tag-astronomy","tag-cosmology"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1974","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=1974"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1974\/revisions"}],"predecessor-version":[{"id":1975,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1974\/revisions\/1975"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=1974"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=1974"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=1974"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}