{"id":3644,"date":"2015-09-03T20:43:26","date_gmt":"2015-09-03T13:43:26","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=3644"},"modified":"2017-09-27T20:45:07","modified_gmt":"2017-09-27T13:45:07","slug":"nasa-phat-hien-vat-lieu-tai-tao-chua-lanh-vet-dan-chi-trong-2-giay","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/nasa-phat-hien-vat-lieu-tai-tao-chua-lanh-vet-dan-chi-trong-2-giay\/","title":{"rendered":"NASA ph\u00e1t hi\u1ec7n v\u1eadt li\u1ec7u t\u00e1i t\u1ea1o ch\u1eefa l\u00e0nh v\u1ebft \u0111\u1ea1n…ch\u1ec9 trong 2 gi\u00e2y"},"content":{"rendered":"

Ch\u1ec9 v\u1ecfn v\u1eb9n trong hai gi\u00e2y nh\u01b0ng v\u1ebft \u0111\u1ea1n b\u1eafn s\u1ebd \u0111\u01b0\u1ee3c lo\u1ea1i v\u1eadt li\u1ec7u t\u1ef1 ch\u1eefa l\u00e0nh n\u00e0y v\u00e1 l\u1ea1i ngay l\u1eadp t\u1ee9c.<\/strong><\/p>\n

\"\"<\/p>\n

M\u1edbi \u0111\u00e2y, NASA \u0111\u00e3 ph\u00e1t hi\u1ec7n ra m\u1ed9t lo\u1ea1i v\u1eadt i\u1ec7u t\u00e1i t\u1ea1o m\u1edbi c\u00f3 kh\u1ea3 n\u0103ng t\u1ef1 ch\u1eefa l\u00e0nh v\u1ebft \u0111\u1ea1n b\u1eafn ch\u1ec9 trong v\u00f2ng 2 gi\u00e2y.<\/p>\n

Theo c\u00e1c nh\u00e0 khoa h\u1ecdc, khi m\u1ed9t ho\u1eb7c c\u1ea3 hai l\u1edbp polymer, v\u1eadt li\u1ec7u ch\u00ednh c\u1ee7a nhi\u1ec1u v\u1eadt d\u1ee5ng hi\u1ec7n nay b\u1ecb th\u1ee7ng, kh\u00ed oxy s\u1ebd th\u00e2m nh\u1eadp v\u00e0o b\u00ean trong v\u00e0 h\u00f2a tr\u1ed9n v\u1edbi m\u1ed9t th\u00e0nh ph\u1ea7n \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y b\u00ean trong gel (ch\u1ea5t \u0111\u1eb7c qu\u00e1nh) \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 tributylborane. H\u1ee3p ch\u1ea5t n\u00e0y s\u1ebd g\u00e2y n\u00ean m\u1ed9t ph\u1ea3n \u1ee9ng t\u1ea1o ra c\u00e1c t\u1eadp h\u1ee3p ch\u1ea5t l\u1ecfng gi\u00fap gia c\u1ed1 v\u00e0 ch\u1eefa l\u00e0nh c\u00e1c v\u1ebft th\u01b0\u01a1ng.<\/p>\n

Nh\u00e0 khoa h\u1ecdc d\u1eabn \u0111\u1ea7u nghi\u00ean c\u1ee9u Scott Zavada \u0111\u1ebfn t\u1eeb \u0110H. Michigan n\u00f3i v\u1edbi trang IFLScience r\u1eb1ng: “Ch\u1ec9 trong v\u00e0i gi\u00e2y khi ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed, ch\u00fang s\u1ebd chuy\u1ec3n t\u1eeb d\u1ea1ng ch\u1ea5t l\u1ecfng sang ch\u1ea5t r\u1eafn”. \u0110\u1ed3ng t\u00e1c gi\u1ea3 nghi\u00ean c\u1ee9u, nh\u00e0 khoa h\u1ecdc Timothy Scott c\u0169ng cho bi\u1ebft: “lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0y s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t th\u00e0nh ph\u1ea7n c\u1ea5u tr\u00fac \u0111\u01a1n l\u1ebb m\u00e0 s\u1ebd s\u1eed d\u1ee5ng song song v\u1edbi c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c.<\/p>\n

C\u00e1c nh\u00e0 khoa h\u1ecdc nh\u1eadn th\u1ea5y r\u1eb1ng, c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a lo\u1ea1i v\u1eadt li\u1ec7u m\u1edbi n\u00e0y v\u1eabn r\u1ea5t ho\u00e0n h\u1ea3o ngay c\u1ea3 khi ch\u00fang c\u00f3 thi\u1ebft k\u1ebf si\u00eau m\u1ecfng. Th\u1ef1c t\u1ebf, khi v\u1eadt li\u1ec7u c\u00e0ng m\u1ecfng th\u00ec c\u00e0ng t\u1ed1t v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng h\u01a1n.<\/p>\n

Vi\u1ec7c ph\u00e1t hi\u1ec7n ra lo\u1ea1i v\u1eadt li\u1ec7u m\u1edbi l\u00e0 v\u00f4 c\u00f9ng h\u1eefu \u00edch trong l\u0129nh v\u1ef1c kh\u00f4ng gian v\u1edbi nh\u1eefng con t\u00e0u v\u0169 tr\u1ee5 c\u00f3 th\u1ec3 t\u1ef1 ch\u1eefa l\u00e0nh ho\u1eb7c trong l\u0129nh v\u1ef1c qu\u00e2n s\u1ef1 v\u1edbi c\u00e1c v\u0169 kh\u00ed, m\u00e1y bay, t\u00e0u ch\u1edf d\u1ea7u c\u00f3 th\u1ec3 t\u1ef1 ph\u1ee5c h\u1ed3i. Tuy nhi\u00ean, hi\u1ec7n t\u1ea1i c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111ang ti\u1ebfp t\u1ee5c ki\u1ec3m tra t\u00ednh \u1ee9ng d\u1ee5ng c\u1ee7a lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0y trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau.
\nNghi\u00ean c\u1ee9u tr\u00ean \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed ACS Macro Letters c\u1ee7a Hi\u1ec7p h\u1ed9i h\u00f3a h\u1ecdc M\u1ef9 th\u1eddi gian g\u1ea7n \u0111\u00e2y.<\/p>\n

Video gi\u1edbi thi\u1ec7u v\u1ec1 lo\u1ea1t v\u1eadt li\u1ec7u m\u1edbi NASA \u0111ang nghi\u00ean c\u1ee9u.<\/p>\n

Tham kh\u1ea3o IFLScience<\/strong><\/p>\n

Ngu\u1ed3n GenK.vn<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

Ch\u1ec9 v\u1ecfn v\u1eb9n trong hai gi\u00e2y nh\u01b0ng v\u1ebft \u0111\u1ea1n b\u1eafn s\u1ebd \u0111\u01b0\u1ee3c lo\u1ea1i v\u1eadt li\u1ec7u t\u1ef1 ch\u1eefa l\u00e0nh n\u00e0y v\u00e1 l\u1ea1i ngay l\u1eadp t\u1ee9c. M\u1edbi \u0111\u00e2y, NASA \u0111\u00e3 ph\u00e1t hi\u1ec7n ra m\u1ed9t lo\u1ea1i v\u1eadt i\u1ec7u t\u00e1i t\u1ea1o m\u1edbi c\u00f3 kh\u1ea3 n\u0103ng t\u1ef1 ch\u1eefa l\u00e0nh v\u1ebft \u0111\u1ea1n b\u1eafn ch\u1ec9 trong v\u00f2ng 2 gi\u00e2y. Theo c\u00e1c nh\u00e0 […]<\/p>\n","protected":false},"author":17,"featured_media":3645,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-3644","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\/3644","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\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=3644"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/3644\/revisions"}],"predecessor-version":[{"id":3646,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/3644\/revisions\/3646"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/3645"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=3644"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=3644"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=3644"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}