{"id":9212,"date":"2018-03-22T08:26:20","date_gmt":"2018-03-22T01:26:20","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=9212"},"modified":"2018-04-13T14:37:24","modified_gmt":"2018-04-13T07:37:24","slug":"phat-hien-ra-mot-thu-bang-chua-tung-ton-tai-trong-tu-nhien-nam-giua-mot-vien-kim-cuong","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/phat-hien-ra-mot-thu-bang-chua-tung-ton-tai-trong-tu-nhien-nam-giua-mot-vien-kim-cuong\/","title":{"rendered":"Ph\u00e1t hi\u1ec7n ra m\u1ed9t th\u1ee9 b\u0103ng ch\u01b0a t\u1eebng t\u1ed3n t\u1ea1i trong t\u1ef1 nhi\u00ean n\u1eb1m gi\u1eefa m\u1ed9t vi\u00ean kim c\u01b0\u01a1ng"},"content":{"rendered":"

Gi\u1eefa l\u1edbp kim c\u01b0\u01a1ng c\u1ee9ng \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh s\u00e2u trong v\u1ecf Tr\u00e1i \u0110\u1ea5t, c\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t hi\u1ec7n ra th\u1ee9 n\u01b0\u1edbc \u0111\u00e1 ch\u01b0a t\u1eebng xu\u1ea5t hi\u1ec7n trong t\u1ef1 nhi\u00ean. Kh\u00e1m ph\u00e1 khoa h\u1ecdc n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u0103ng t\u1ea3i h\u00f4m th\u1ee9 N\u0103m tr\u00ean t\u1ea1p ch\u00ed Science, \u0111\u00e1nh d\u1ea5u m\u1ed1c l\u1ea7n \u0111\u1ea7u ti\u00ean c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u00ecm ra \u0111\u01b0\u1ee3c v\u1eadt ch\u1ea5t b\u0103ng-VII tr\u00ean Tr\u00e1i \u0110\u1ea5t.<\/p>\n

V\u00e0 c\u0169ng nh\u01b0 nhi\u1ec1u kh\u00e1m ph\u00e1 khoa h\u1ecdc kh\u00e1c, h\u1ecd ng\u1eabu nghi\u00ean t\u00ecm \u0111\u01b0\u1ee3c th\u1ee9 b\u0103ng ch\u01b0a t\u1eebng th\u1ea5y n\u00e0y.<\/p>\n

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B\u0103ng-VII ch\u1ec9 \u0111\u1eb7c b\u1eb1ng 1,5 l\u1ea7n lo\u1ea1i \u0111\u00e1 ta th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 pha n\u01b0\u1edbc, c\u1ea5u tr\u00fac tinh th\u1ec3 c\u1ee7a c\u00e1c nguy\u00ean t\u1eed b\u00ean trong b\u0103ng-VII c\u0169ng r\u1ea5t kh\u00e1c l\u1ea1. Trong \u0111\u00e1 th\u01b0\u1eddng, hay c\u00f2n g\u1ecdi l\u00e0 \u0111\u00e1-I, nguy\u00ean t\u1eed oxy n\u1eb1m th\u00e0nh kh\u1ed1i l\u1ee5c gi\u00e1c. Trong b\u0103ng-VII, nh\u1eefng nguy\u00ean t\u1eed n\u00e0y \u0111\u01b0\u1ee3c x\u1ebfp th\u00e0nh c\u00e1c kh\u1ed1i l\u1eadp ph\u01b0\u01a1ng.<\/p>\n

Oliver Tschauner, gi\u00e1o s\u01b0 \u0111\u1ecba ch\u1ea5t h\u1ecdc t\u1ea1i \u0110\u1ea1i h\u1ecdc Nevada, Las Vegas l\u00fd gi\u1ea3i r\u1eb1ng c\u00f3 r\u1ea5t nhi\u1ec1u lo\u1ea1i b\u0103ng kh\u00e1c nhau \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh d\u01b0\u1edbi nh\u1eefng \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 kh\u00e1c nhau. R\u00f5 r\u00e0ng l\u00e0 \u0111\u00e3 c\u00f3 t\u1edbi 7 lo\u1ea1i b\u0103ng kh\u00e1c nhau, khi m\u00e0 lo\u1ea1i b\u0103ng m\u1edbi n\u00e0y c\u00f3 s\u1ed1 hi\u1ec7u La M\u00e3 l\u00e0 VII.<\/p>\n

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\u0110\u00e2y l\u00e0 \u0111i\u1ec1u b\u1ea5t th\u01b0\u1eddng.<\/p>\n

Th\u00f4ng th\u01b0\u1eddng, khi \u00e9p m\u1ed9t v\u1eadt ch\u1ea5t g\u00ec \u0111\u00f3 \u1edf d\u1ea1ng c\u1ee9ng b\u1eb1ng c\u00e1ch t\u0103ng \u00e1p l\u1ef1c l\u00ean v\u1eadt ch\u1ea5t \u0111\u00f3, kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c li\u00ean k\u1ebft h\u00f3a h\u1ecdc s\u1ebd gi\u1ea3m \u0111i, c\u00e1c li\u00ean k\u1ebft s\u1ebd l\u1ea1i g\u1ea7n nhau h\u01a1n. \u0110\u00e2y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 t\u00ednh n\u00e9n.<\/p>\n

Nh\u01b0ng n\u01b0\u1edbc \u0111\u00e1 l\u1ea1i c\u00f3 t\u00ednh n\u00e9n r\u1ea5t th\u1ea5p. Khi ch\u00fang ch\u1ecbu m\u1ed9t l\u01b0\u1ee3ng \u00e1p l\u1ef1c l\u1edbn, ch\u00fang kh\u00f4ng l\u1ea1i g\u1ea7n nhau m\u00e0 l\u1ea1i t\u1ef1 bi\u1ebfn th\u00e0nh m\u1ed9t c\u1ea5u tr\u00fac kh\u00e1c. V\u00ed d\u1ee5, khi b\u1ea1n \u0111\u01b0a \u0111\u1ee7 \u00e1p l\u1ef1c v\u00e0o b\u0103ng-I, ch\u00fang s\u1ebd bi\u1ebfn th\u00e0nh b\u0103ng-II, c\u00f3 c\u1ea5u tr\u00fac kh\u1ed1i h\u1ed9p thoi. Ti\u1ebfp t\u1ee5c t\u0103ng \u00e1p su\u1ea5t, ch\u00fang s\u1ebd bi\u1ebfn th\u00e0nh b\u0103ng-II, IV, V, VI v\u00e0 m\u1edbi \u0111\u00e2y nh\u1ea5t, ta ph\u00e1t hi\u1ec7n ra b\u0103ng-VII trong t\u1ef1 nhi\u00ean.<\/p>\n

\u0110i\u1ec3m \u0111\u1eb7c bi\u1ec7t c\u1ee7a b\u0103ng-VII n\u00e0y l\u00e0 ch\u00fang v\u1eabn \u1ed5n \u0111\u1ecbnh ngay c\u1ea3 khi t\u0103ng th\u00eam \u00e1p su\u1ea5t v\u00e0o.<\/p>\n

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C\u1ea5u tr\u00fac b\u0103ng-VII.<\/p>\n<\/div>\n<\/div>\n

C\u00e1c nh\u00e0 khoa h\u1ecdc tin r\u1eb1ng b\u0103ng-VII c\u00f3 r\u1ea5t nhi\u1ec1u trong H\u1ec7 M\u1eb7t Tr\u1eddi, ch\u1ee7 y\u1ebfu l\u00e0 b\u00ean trong c\u00e1c m\u1eb7t tr\u0103ng b\u0103ng nh\u01b0 Enceladus v\u00e0 Europa, hay c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i d\u01b0\u1edbi \u0111\u00e1y \u0111\u1ea1i d\u01b0\u01a1ng tr\u00ean b\u1ec1 m\u1eb7t Titan. Nh\u01b0ng n\u00f3 s\u1ebd kh\u00f4ng xu\u1ea5t hi\u1ec7n m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean tr\u00ean Tr\u00e1i \u0110\u1ea5t.<\/p>\n

Tr\u00ean tr\u00e1i \u0111\u1ea5t c\u00f3 nh\u1eefng n\u01a1i c\u00f3 \u0111\u1ee7 \u00e1p su\u1ea5t \u0111\u1ec3 t\u1ea1o n\u00ean b\u0103ng-VII, tuy nhi\u00ean, nh\u1eefng \u0111i\u1ec3m \u1ea5y n\u1eb1m r\u1ea5t s\u00e2u trong v\u1ecf Tr\u00e1i \u0110\u1ea5t, n\u01a1i c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao do l\u00f5i Tr\u00e1i \u0110\u1ea5t t\u1ecfa nhi\u1ec7t li\u00ean t\u1ee5c. B\u0103ng-VII ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o ra trong ph\u00f2ng th\u00ed nghi\u1ec7m, nh\u01b0ng v\u1edbi kh\u00e1m ph\u00e1 m\u1edbi \u2013 b\u0103ng-VII b\u1ecb k\u1eb9p gi\u1eefa kim c\u01b0\u01a1ng, th\u00ec ta \u0111\u00e3 c\u00f3 m\u1ed9t c\u00e1i nh\u00ecn kh\u00e1c.<\/p>\n

Kim c\u01b0\u01a1ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh \u1edf s\u00e2u trong l\u1edbp v\u1ecf Tr\u00e1i \u0110\u1ea5t. Bi\u1ebfn \u0111\u1ed9ng \u0111\u1ecba ch\u1ea5t s\u1ebd \u0111\u01b0a ch\u00fang l\u00ean b\u1ec1 m\u1eb7t Tr\u00e1i \u0110\u1ea5t.<\/p>\n

Ch\u00ednh \u0111\u00e2y l\u00e0 l\u00fd do khi\u1ebfn cho kim c\u01b0\u01a1ng l\u00e0 ngu\u1ed3n cung c\u1ea5p m\u1eabu v\u1eadt ch\u1ea5t quan tr\u1ecdng cho khoa h\u1ecdc. “Th\u00f4ng th\u01b0\u1eddng nh\u1eefng kho\u00e1ng ch\u1ea5t n\u1eb1m b\u00ean d\u01b0\u1edbi l\u1edbp v\u1ecf Tr\u00e1i \u0110\u1ea5t s\u1ebd tr\u1edf n\u00ean b\u1ea5t \u1ed5n khi ch\u00fang ti\u1ebfp x\u00fac v\u1edbi m\u1ed9t m\u00f4i tr\u01b0\u1eddng c\u00f3 \u00e1p su\u1ea5t th\u1ea5p<\/i>“, nh\u00e0 kho\u00e1ng v\u1eadt h\u1ecdc George Rossman tham gia nghi\u00ean c\u1ee9u tr\u00ean n\u00f3i.<\/p>\n

Kim c\u01b0\u01a1ng \u0111\u01b0\u1ee3c t\u1ea1o n\u00ean t\u1eeb b\u00ean trong l\u1edbp v\u1ecf Tr\u00e1i \u0110\u1ea5t th\u01b0\u1eddng kh\u00f4ng ch\u1ee9a \u0111\u01b0\u1ee3c b\u0103ng-VII. Nh\u01b0 \u0111\u00e3 n\u00f3i \u1edf tr\u00ean, l\u1edbp v\u1ecf n\u00e0y qu\u00e1 \u1ea5m \u0111\u1ec3 b\u0103ng-VII c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i.<\/p>\n

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Tuy nhi\u00ean, nh\u01b0 trong nghi\u00ean c\u1ee9u l\u1ea7n n\u00e0y \u0111\u00e3 ch\u1ec9 ra, th\u00ec kim c\u01b0\u01a1ng c\u00f3 th\u1ec3 b\u1eaft \u0111\u01b0\u1ee3c nh\u1eefng bong b\u00f3ng nh\u1ecf, c\u1ef1c \u0111\u1eb7c g\u1ed3m c\u1ea5u th\u00e0nh b\u1edfi n\u01b0\u1edbc c\u00f3 \u00e1p l\u1ef1c l\u1edbn. Khi kim c\u01b0\u01a1ng tr\u1ed3i d\u1ea7n l\u00ean, n\u01b0\u1edbc b\u00ean trong kim c\u01b0\u01a1ng ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 l\u1ea1nh h\u01a1n m\u00e0 v\u1eabn \u0111ang n\u1eb1m d\u01b0\u1edbi \u00e1p l\u1ef1c c\u1ef1c l\u1edbn (gi\u1eefa hai vi\u00ean kim c\u01b0\u01a1ng). V\u00ec th\u1ebf, b\u0103ng-VII h\u00ecnh th\u00e0nh.<\/p>\n

\u0110\u1ed9i ng\u0169 nghi\u00ean c\u1ee9u th\u1eeba nh\u1eadn r\u1eb1ng h\u1ecd kh\u00f4ng ch\u1ee7 \u0111\u00edch \u0111i t\u00ecm th\u1ee9 b\u0103ng n\u00e0y. Nh\u01b0ng khi qu\u00e9t kim c\u01b0\u01a1ng \u0111\u1ec3 t\u00ecm d\u1ea5u v\u1ebft c\u1ee7a carbon dioxide, h\u1ecd t\u00ecm th\u1ea5y b\u0103ng-VII, l\u1ea7n \u0111\u1ea7u ti\u00ean tr\u00ean b\u1ec1 m\u1eb7t Tr\u00e1i \u0110\u1ea5t.<\/p>\n

Nh\u1edd kh\u00e1m ph\u00e1 n\u00e0y, b\u0103ng-VII \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn l\u00e0 kho\u00e1ng ch\u1ea5t.<\/p>\n

Nh\u00e0 khoa h\u1ecdc Rossman h\u1ed3 h\u1edfi n\u00f3i: “N\u01b0\u1edbc n\u1eb1m b\u00ean trong kim c\u01b0\u01a1ng th\u00ec ch\u1eb3ng l\u1ea1, nh\u01b0ng t\u00ecm \u0111\u01b0\u1ee3c n\u01b0\u1edbc \u0111\u00e1 b\u00ean trong \u00e1p su\u1ea5t c\u1ef1c l\u1edbn c\u1ee7a kim c\u01b0\u01a1ng th\u00ec ho\u00e0n to\u00e0n l\u00e0 ng\u1eabu nhi\u00ean. Th\u1ebf ng\u01b0\u1eddi ta m\u1edbi g\u1ecdi l\u00e0 kh\u00e1m ph\u00e1 ch\u1ee9!<\/i>“.<\/p>\n

ngu\u1ed3n Tr\u00ed Th\u1ee9c Tr\u1ebb<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

Gi\u1eefa l\u1edbp kim c\u01b0\u01a1ng c\u1ee9ng \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh s\u00e2u trong v\u1ecf Tr\u00e1i \u0110\u1ea5t, c\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t hi\u1ec7n ra th\u1ee9 n\u01b0\u1edbc \u0111\u00e1 ch\u01b0a t\u1eebng xu\u1ea5t hi\u1ec7n trong t\u1ef1 nhi\u00ean. Kh\u00e1m ph\u00e1 khoa h\u1ecdc n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u0103ng t\u1ea3i h\u00f4m th\u1ee9 N\u0103m tr\u00ean t\u1ea1p ch\u00ed Science, \u0111\u00e1nh d\u1ea5u m\u1ed1c l\u1ea7n \u0111\u1ea7u ti\u00ean c\u00e1c nh\u00e0 nghi\u00ean […]<\/p>\n","protected":false},"author":18,"featured_media":9213,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-9212","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\/9212","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\/18"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=9212"}],"version-history":[{"count":2,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/9212\/revisions"}],"predecessor-version":[{"id":9713,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/9212\/revisions\/9713"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/9213"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=9212"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=9212"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=9212"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}