{"id":28586,"date":"2019-07-24T19:03:00","date_gmt":"2019-07-24T12:03:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28586"},"modified":"2021-10-03T19:04:23","modified_gmt":"2021-10-03T12:04:23","slug":"kham-pha-ban-chat-nang-luong-toi","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/kham-pha-ban-chat-nang-luong-toi\/","title":{"rendered":"Kh\u00e1m ph\u00e1 b\u1ea3n ch\u1ea5t n\u0103ng l\u01b0\u1ee3ng t\u1ed1i"},"content":{"rendered":"\n<p>GD&amp;T\u0110 &#8211; C\u00e1c h\u1ea1t chameleon c\u00f3 th\u1ec3 l\u00e0 nguy\u00ean nh\u00e2n h\u00ecnh th\u00e0nh c\u00e1c thi\u00ean h\u00e0 m\u1edbi. V\u1eady, h\u1ea1t chameleon l\u00e0 g\u00ec?&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/images.giaoducthoidai.vn\/Uploaded\/thuyvt\/2019-07-24\/17\/a2-tr14-PZDG.png\" alt=\"Kh\u00e1m ph\u00e1 b\u1ea3n ch\u1ea5t n\u0103ng l\u01b0\u1ee3ng t\u1ed1i\"\/><\/figure>\n\n\n\n<p>\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 tr\u00f2 \u0111\u00f9a si\u00eau th\u1ef1c, m\u00e0 l\u00e0 h\u1ec7 qu\u1ea3 c\u1ee7a nh\u1eefng m\u00f4 ph\u1ecfng g\u1ea7n \u0111\u00e2y v\u1edbi m\u1ee5c \u0111\u00edch gi\u1ea3i th\u00edch c\u01a1 ch\u1ebf b\u00ean trong c\u1ee7a n\u0103ng l\u01b0\u1ee3ng t\u1ed1i. C\u00e1c ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed Nature Astronomy s\u1ed1 ra m\u1edbi \u0111\u00e2y \u0111\u00e3 th\u1ec3 hi\u1ec7n m\u00f4 h\u00ecnh n\u0103ng l\u01b0\u1ee3ng t\u1ed1i g\u1ecdi l\u00e0 Thuy\u1ebft Chameleon (Thuy\u1ebft t\u1eafc k\u00e8 hoa)<\/p>\n\n\n\n<p>Cu\u1ed1i nh\u1eefng n\u0103m 90 th\u1ebf k\u1ef7 tr\u01b0\u1edbc, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 ph\u00e1t hi\u1ec7n nh\u1eefng ch\u1ec9 d\u1ea5u \u0111\u1ea7u ti\u00ean li\u00ean quan \u0111\u1ebfn n\u0103ng l\u01b0\u1ee3ng t\u1ed1i. Khi \u0111\u00f3, m\u1ed9t s\u1ed1 nh\u00e0 thi\u00ean v\u0103n h\u1ecdc \u0111\u00e3 \u0111o \u0111\u1ed9 s\u00e1ng \u00e1nh s\u00e1ng \u0111\u1ebfn t\u1eeb c\u00e1c si\u00eau t\u00e2n tinh xa x\u00f4i v\u00e0 th\u1ea5y r\u1eb1ng c\u00e1c ng\u00f4i sao t\u1ed1i h\u01a1n so v\u1edbi gi\u1ea3 \u0111\u1ecbnh. \u0110i\u1ec1u \u0111\u00f3 kh\u00f4ng ch\u1ec9 ch\u1ee9ng t\u1ecf r\u1eb1ng v\u0169 tr\u1ee5 gi\u00e3n n\u1edf, m\u00e0 c\u00f2n cho th\u1ea5y s\u1ef1 gi\u00e3n n\u1edf n\u00e0y \u0111ang t\u0103ng t\u1ed1c. C\u00e1c nh\u00e0 v\u1eadt l\u00fd \u0111\u1ec1 xu\u1ea5t s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a l\u1ef1c t\u00e1c \u0111\u1ed9ng ng\u01b0\u1ee3c v\u1edbi l\u1ef1c h\u1ea5p d\u1eabn, kh\u00f4ng h\u00fat c\u00e1c v\u1eadt th\u1ec3 m\u00e0 \u0111\u1ea9y ch\u00fang ra xa nhau.<\/p>\n\n\n\n<p>Ph\u1ea7n l\u1edbn c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ed3ng \u00fd v\u1edbi \u00fd t\u01b0\u1edfng r\u1eb1ng n\u0103ng l\u01b0\u1ee3ng t\u1ed1i \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nh\u01b0 m\u1ed9t h\u1eb1ng s\u1ed1 v\u0169 tr\u1ee5, m\u1ed9t lo\u1ea1i n\u0103ng l\u01b0\u1ee3ng t\u1eadp trung trong kh\u00f4ng gian.<\/p>\n\n\n\n<p>\u201cM\u00f4 h\u00ecnh \u0111\u01a1n gi\u1ea3n n\u00e0y c\u00f3 t\u00e1c d\u1ee5ng r\u1ea5t t\u1ed1t trong th\u1ef1c t\u1ebf v\u00e0 l\u00e0 s\u1ef1 b\u1ed5 sung cho m\u00f4 h\u00ecnh v\u0169 tr\u1ee5 m\u00e0 kh\u00f4ng c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh c\u00e1c \u0111\u1ecbnh lu\u1eadt v\u1ec1 h\u1ea5p d\u1eabn\u201d \u2013 Gi\u00e1o s\u01b0 V\u1eadt l\u00fd Baojiu Li \u1edf \u0110H Durham (Anh), cho bi\u1ebft nh\u01b0 v\u1eady.<\/p>\n\n\n\n<p>V\u1ea5n \u0111\u1ec1 \u1edf \u0111\u00e2y l\u00e0 c\u00e1c thuy\u1ebft hi\u1ec7n h\u00e0nh v\u1ec1 v\u1eadt l\u00fd d\u1ef1 \u0111o\u00e1n, gi\u00e1 tr\u1ecb n\u0103ng l\u01b0\u1ee3ng ch\u00e2n kh\u00f4ng ph\u1ea3i l\u1edbn h\u01a1n 120 l\u1ea7n so v\u1edbi k\u1ebft qu\u1ea3 quan s\u00e1t d\u1ef1a tr\u00ean c\u00e1c ph\u00e9p \u0111o n\u0103ng l\u01b0\u1ee3ng t\u1ed1i trong v\u0169 tr\u1ee5. M\u1ed9t trong nh\u1eefng \u00fd t\u01b0\u1edfng gi\u1ea3i th\u00edch s\u1ef1 ch\u00eanh l\u1ec7ch n\u00e0y l\u00e0 Thuy\u1ebft Chameleon.<\/p>\n\n\n\n<p>Thuy\u1ebft Chameleon \u0111\u1ec1 xu\u1ea5t lo\u1ea1i l\u1ef1c m\u1edbi ngo\u00e0i 4 lo\u1ea1i l\u1ef1c \u0111\u00e3 bi\u1ebft. L\u1ef1c m\u1edbi n\u00e0y t\u00e1c \u0111\u1ed9ng d\u1ef1a tr\u00ean c\u00e1c h\u1ea1t chameleon. L\u1ef1c chameleon ho\u1ea1t \u0111\u1ed9ng nh\u01b0 n\u0103ng l\u01b0\u1ee3ng t\u1ed1i, \u0111\u1ea9y c\u00e1c thi\u00ean h\u00e0 ra xa nhau. \u0110i\u1ec1u \u0111\u00e1ng ti\u1ebfc l\u00e0 cho \u0111\u1ebfn nay ch\u01b0a c\u00f3 thi\u1ebft b\u1ecb n\u00e0o ph\u00e1t hi\u1ec7n ra h\u1ea1t chameleon.<\/p>\n\n\n\n<p>Gi\u1ea3 thuy\u1ebft cho r\u1eb1ng c\u00e1c h\u1ea1t chameleon, gi\u1ed1ng nh\u01b0 lo\u00e0i t\u1eafc k\u00e8 hoa, c\u00f3 th\u1ec3 \u1ea9n m\u00ecnh v\u00e0o m\u00f4i tr\u01b0\u1eddng xung quanh \u0111\u1ec3 kh\u00f4ng b\u1ecb ph\u00e1t hi\u1ec7n. Thay cho vi\u1ec7c \u0111\u1ed5i m\u00e0u s\u1eafc, c\u00e1c h\u1ea1t n\u00e0y thay \u0111\u1ed5i kh\u1ed1i l\u01b0\u1ee3ng. Trong m\u00f4i tr\u01b0\u1eddng c\u00f3 m\u1eadt \u0111\u1ed9 v\u1eadt ch\u1ea5t cao, ch\u1eb3ng h\u1ea1n \u1edf l\u00e2n c\u1eadn Tr\u00e1i \u0111\u1ea5t, ch\u00fang c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn n\u00ean r\u1ea5t kh\u00f3 b\u1ecb ph\u00e1t hi\u1ec7n. Ch\u00ednh v\u00ec v\u1eady, ch\u00fang ta kh\u00f4ng ghi nh\u1eadn \u0111\u01b0\u1ee3c \u1ea3nh h\u01b0\u1edfng c\u1ee7a c\u00e1c h\u1ea1t chameleon l\u00ean H\u1ec7 M\u1eb7t tr\u1eddi. Tuy nhi\u00ean, \u1ea3nh h\u01b0\u1edfng n\u00e0y ph\u1ea3i xu\u1ea5t hi\u1ec7n tr\u00ean c\u00e1c v\u1eadt th\u1ec3 thi\u00ean v\u0103n l\u1edbn h\u01a1n v\u1edbi m\u1eadt \u0111\u1ed9 v\u1eadt ch\u1ea5t lo\u00e3ng.<\/p>\n\n\n\n<p>\u0110\u1ec3 th\u1eed nghi\u1ec7m Thuy\u1ebft Chameleon, c\u00e1c nh\u00e0 khoa h\u1ecdc th\u1ef1c hi\u1ec7n c\u00e1c m\u00f4 ph\u1ecfng tr\u00ean m\u00e1y t\u00ednh v\u1edbi m\u1ee5c \u0111\u00edch xoay v\u1eadt ch\u1ea5t t\u1ed1i trong m\u00f4i tr\u01b0\u1eddng \u1ea3o nh\u1edd ch\u1ea5t li\u1ec7u ch\u01b0a \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn, n\u1eb7ng h\u01a1n r\u1ea5t nhi\u1ec1u so v\u1edbi v\u1eadt ch\u1ea5t kh\u1ea3 ki\u1ebfn trong v\u0169 tr\u1ee5. Nh\u00f3m c\u1ee7a GS Li s\u1eed d\u1ee5ng si\u00eau m\u00e1y t\u00ednh EAGLE \u0111\u1ec3 ch\u1ee9ng minh r\u1eb1ng n\u1ebfu dung n\u1ea1p c\u00e1c h\u1ea1t chameleon th\u00ec c\u00e1c thi\u00ean h\u00e0 s\u1ebd ti\u1ebfn h\u00f3a theo \u0111\u00fang k\u1ecbch b\u1ea3n \u0111\u00e3 \u0111\u01b0\u1ee3c quan s\u00e1t tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n\n\n\n<p>C\u00e1c nh\u00e0 khoa h\u1ecdc hi v\u1ecdng, nh\u1eefng m\u00f4 ph\u1ecfng ti\u1ebfp theo s\u1ebd gi\u00fap ph\u00e2n bi\u1ec7t Thuy\u1ebft Chameleon v\u1edbi c\u00e1c gi\u1ea3 thuy\u1ebft kh\u00e1c li\u00ean quan \u0111\u1ebfn n\u0103ng l\u01b0\u1ee3ng t\u1ed1i. H\u1ecd c\u0169ng nh\u1ea5n m\u1ea1nh, Thuy\u1ebft Chameleon ho\u00e0n to\u00e0n kh\u00f4ng m\u00e2u thu\u1eabn v\u1edbi Thuy\u1ebft t\u01b0\u01a1ng \u0111\u1ed1i r\u1ed9ng c\u1ee7a Einstein<\/p>\n","protected":false},"excerpt":{"rendered":"<p>GD&amp;T\u0110 &#8211; C\u00e1c h\u1ea1t chameleon c\u00f3 th\u1ec3 l\u00e0 nguy\u00ean nh\u00e2n h\u00ecnh th\u00e0nh c\u00e1c thi\u00ean h\u00e0 m\u1edbi. V\u1eady, h\u1ea1t chameleon l\u00e0 g\u00ec?&nbsp; \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 tr\u00f2 \u0111\u00f9a si\u00eau th\u1ef1c, m\u00e0 l\u00e0 h\u1ec7 qu\u1ea3 c\u1ee7a nh\u1eefng m\u00f4 ph\u1ecfng g\u1ea7n \u0111\u00e2y v\u1edbi m\u1ee5c \u0111\u00edch gi\u1ea3i th\u00edch c\u01a1 ch\u1ebf b\u00ean trong c\u1ee7a n\u0103ng l\u01b0\u1ee3ng t\u1ed1i. C\u00e1c ph\u00e1t hi\u1ec7n [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-28586","post","type-post","status-publish","format-standard","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28586","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=28586"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28586\/revisions"}],"predecessor-version":[{"id":28589,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28586\/revisions\/28589"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28586"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28586"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28586"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}