![\"alt\"](\"http:\/\/khoahocvacongnghevietnam.com.vn\/images\/stories\/thang-11-2017\/611-vuno.jpg\")
<\/p>\n<\/p>\n
C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u ph\u00e1t hi\u1ec7n, qu\u00e1 tr\u00ecnh k\u1ebft h\u1ee3p gi\u1eefa hai h\u1ea1t quark \u0111\u00e1y c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ee9c n\u0103ng l\u01b0\u1ee3ng r\u1ea5t l\u1edbn.<\/p>\n
C\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t hi\u1ec7n m\u1ed9t ph\u1ea3n \u1ee9ng gi\u1eefa hai h\u1ea1t h\u1ea1 nguy\u00ean t\u1eed si\u00eau nh\u1ecf c\u00f3 th\u1ec3 t\u1ea1o ra n\u0103ng l\u01b0\u1ee3ng m\u1ea1nh g\u1ea5p 8 l\u1ea7n m\u1ed9t ph\u1ea3n \u1ee9ng l\u1ebb trong bom nhi\u1ec7t h\u1ea1ch, Newsweek h\u00f4m qua \u0111\u01b0a tin. C\u00e1c nh\u00e0 khoa h\u1ecdc th\u1eadm ch\u00ed c\u00f2n do d\u1ef1 khi c\u00f4ng b\u1ed1 ph\u00e1t hi\u1ec7n m\u1edbi.<\/p>\n
Ph\u00e1t hi\u1ec7n n\u00e0y m\u1edbi ch\u1ec9 mang t\u00ednh l\u00fd thuy\u1ebft d\u00f9 v\u1eabn d\u1ef1a tr\u00ean c\u00e1c k\u1ebft qu\u1ea3 th\u00ed nghi\u1ec7m th\u1ef1c t\u1ebf t\u1eeb M\u00e1y gia t\u1ed1c h\u1ea1t l\u1edbn (LHC) \u1edf ch\u00e2u \u00c2u. May m\u1eafn l\u00e0 con ng\u01b0\u1eddi s\u1ebd kh\u00f4ng th\u1ec3 s\u1eed d\u1ee5ng n\u00f3 \u0111\u1ec3 g\u00e2y ra b\u1ea5t c\u1ee9 thi\u1ec7t h\u1ea1i n\u00e0o. N\u1ebfu th\u1ea5y c\u00f3 b\u1ea5t c\u1ee9 \u1ee9ng d\u1ee5ng qu\u00e2n s\u1ef1 n\u00e0o th\u00ec t\u00f4i \u0111\u00e3 kh\u00f4ng c\u00f4ng b\u1ed1 nghi\u00ean c\u1ee9u, Marek Karliner, nh\u00e0 v\u1eadt l\u00fd h\u1ea1t t\u1ea1i \u0110\u1ea1i h\u1ecdc Tel Aviv, Israel, cho bi\u1ebft.<\/p>\n
Karliner c\u00f9ng c\u00e1c \u0111\u1ed3ng nghi\u1ec7p ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u sau khi c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f4ng b\u1ed1 ph\u00e1t hi\u1ec7n m\u1ed9t lo\u1ea1i h\u1ea1t m\u1edbi ch\u1ee9a hai h\u1ea1t quark duy\u00ean nh\u1edd s\u1eed d\u1ee5ng LHC. Quark l\u00e0 m\u1ed9t h\u1ea1t s\u01a1 c\u1ea5p, lo\u1ea1i h\u1ea1t h\u1ea1 nguy\u00ean t\u1eed kh\u00f4ng th\u1ec3 chia nh\u1ecf h\u01a1n \u0111\u01b0\u1ee3c n\u1eefa v\u00e0 g\u1ed3m 6 d\u1ea1ng hay c\u00f2n g\u1ecdi l\u00e0 6 h\u01b0\u01a1ng c\u00f3 k\u00edch th\u01b0\u1edbc kh\u00e1c nhau: l\u00ean, xu\u1ed1ng, duy\u00ean, l\u1ea1, \u0111\u1ec9nh v\u00e0 \u0111\u00e1y.<\/p>\n
Nh\u00f3m nghi\u00ean c\u1ee9u mu\u1ed1n t\u00ecm hi\u1ec3u v\u1ec1 d\u00f2ng n\u0103ng l\u01b0\u1ee3ng khi hai quark duy\u00ean, lo\u1ea1i h\u1ea1t c\u00f3 k\u00edch th\u01b0\u1edbc t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn, h\u1ee3p nh\u1ea5t. K\u1ebft qu\u1ea3 l\u00e0 qu\u00e1 tr\u00ecnh t\u01b0\u01a1ng t\u00e1c s\u1eed d\u1ee5ng m\u1ed9t \u00edt n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 li\u00ean k\u1ebft hai h\u1ea1t quark duy\u00ean, \u0111\u1ed3ng th\u1eddi t\u1ea1o ra m\u1ee9c n\u0103ng l\u01b0\u1ee3ng kho\u1ea3ng 12 megaelectronvolt (MeV), b\u1eb1ng 2\/3 n\u0103ng l\u01b0\u1ee3ng t\u1ea1o ra b\u1edfi m\u1ed9t c\u1eb7p nguy\u00ean t\u1eed hydro.<\/p>\n
Nh\u00f3m c\u00e1c nh\u00e0 khoa h\u1ecdc quy\u1ebft \u0111\u1ecbnh th\u1eed nghi\u1ec7m v\u1edbi quark \u0111\u00e1y, lo\u1ea1i quark n\u1eb7ng h\u01a1n quark duy\u00ean. K\u1ebft qu\u1ea3 t\u00ednh to\u00e1n cho th\u1ea5y, qu\u00e1 tr\u00ecnh hai quark \u0111\u00e1y k\u1ebft h\u1ee3p gi\u1ea3i ph\u00f3ng m\u1ee9c n\u0103ng l\u01b0\u1ee3ng l\u00ean t\u1edbi 138 MeV, m\u1ea1nh g\u1ea5p 8 l\u1ea7n m\u1ed9t ph\u1ea3n \u1ee9ng l\u1ebb trong bom nhi\u1ec7t h\u1ea1ch.<\/p>\n
Tuy nhi\u00ean, kh\u00f4ng gi\u1ed1ng c\u00e1c nguy\u00ean t\u1eed hydro trong bom, h\u1ea1t quark \u0111\u00e1y r\u1ea5t k\u00e9m \u1ed5n \u0111\u1ecbnh. Do \u0111\u00f3, kh\u00f4ng c\u00f3 c\u00e1ch n\u00e0o \u0111\u1ec3 t\u1eadp h\u1ee3p l\u01b0\u1ee3ng quark \u0111\u00e1y \u0111\u1ee7 l\u1edbn \u0111\u1ec3 g\u00e2y ra c\u00e1c ph\u1ea3n \u1ee9ng d\u00e2y chuy\u1ec1n t\u1ea1o n\u00ean uy l\u1ef1c d\u1eef d\u1ed9i c\u1ee7a bom nhi\u1ec7t h\u1ea1ch.<\/p>\n
(Vnexpress)<\/em><\/p>\n","protected":false},"excerpt":{"rendered":" C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u ph\u00e1t hi\u1ec7n, qu\u00e1 tr\u00ecnh k\u1ebft h\u1ee3p gi\u1eefa hai h\u1ea1t quark \u0111\u00e1y c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ee9c n\u0103ng l\u01b0\u1ee3ng r\u1ea5t l\u1edbn. C\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t hi\u1ec7n m\u1ed9t ph\u1ea3n \u1ee9ng gi\u1eefa hai h\u1ea1t h\u1ea1 nguy\u00ean t\u1eed si\u00eau nh\u1ecf c\u00f3 th\u1ec3 t\u1ea1o ra n\u0103ng l\u01b0\u1ee3ng m\u1ea1nh g\u1ea5p 8 l\u1ea7n m\u1ed9t ph\u1ea3n \u1ee9ng l\u1ebb […]<\/p>\n","protected":false},"author":18,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-7802","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\/7802","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=7802"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/7802\/revisions"}],"predecessor-version":[{"id":7803,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/7802\/revisions\/7803"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=7802"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=7802"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=7802"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}