{"id":28767,"date":"2019-03-22T21:10:00","date_gmt":"2019-03-22T14:10:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28767"},"modified":"2021-10-03T21:12:05","modified_gmt":"2021-10-03T14:12:05","slug":"vai-tu-suoi-am","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/vai-tu-suoi-am\/","title":{"rendered":"V\u1ea3i t\u1ef1 s\u01b0\u1edfi \u1ea5m"},"content":{"rendered":"\n<p>M\u1eb7c d\u00f9 t\u1eeb l\u00e2u, khoa h\u1ecdc \u0111\u00e3 c\u00f3 nh\u1eefng ti\u1ebfn b\u1ed9 trong vi\u1ec7c t\u1ea1o ra c\u00e1c lo\u1ea1i v\u1ea3i c\u00f4ng ngh\u1ec7 c\u00f3 kh\u1ea3 n\u0103ng gi\u1eef nhi\u1ec7t v\u00e0 b\u1ea3o v\u1ec7 c\u01a1 th\u1ec3 kh\u1ecfi b\u1ecb th\u1ea5m n\u01b0\u1edbc m\u01b0a, nh\u01b0ng trong l\u00fac t\u1eadp luy\u1ec7n hay \u0111i d\u1ea1o, ch\u00fang ta v\u1eabn ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 b\u1eb1ng c\u00e1ch c\u1edfi b\u1edbt ho\u1eb7c m\u1eb7c th\u00eam \u00e1o.&nbsp;&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/images.giaoducthoidai.vn\/Uploaded\/thuyvt\/2019-03-19\/67\/tr14-a2-OJSF.jpg\" alt=\"V\u1ea3i t\u1ef1 s\u01b0\u1edfi \u1ea5m\"\/><\/figure>\n\n\n\n<p>C\u00e1c nh\u00e0 khoa h\u1ecdc \u1edf \u0110H Maryland (M\u1ef9) c\u00f3 th\u1ec3 thay \u0111\u1ed5i \u0111i\u1ec1u n\u00e0y: H\u1ecd ch\u1ebf t\u1ea1o ra b\u1ed9 qu\u1ea7n \u00e1o c\u00f3 kh\u1ea3 n\u0103ng t\u1ef1 \u0111\u1ed9ng th\u00edch \u1ee9ng v\u1edbi nhu c\u1ea7u gi\u1eef \u1ea5m ho\u1eb7c l\u00e0m m\u00e1t c\u01a1 th\u1ec3 c\u1ee7a ch\u00fang ta.<\/p>\n\n\n\n<p>N\u1ebfu ch\u00fang ta b\u1ecb \u0111\u1ed5 m\u1ed3 h\u00f4i v\u00ec n\u00f3ng b\u1ee9c, lo\u1ea1i v\u1ea3i n\u00e0y s\u1ebd t\u1ea1o \u0111i\u1ec1u ki\u1ec7n \u0111\u1ec3 b\u1ee9c x\u1ea1 h\u1ed3ng ngo\u1ea1i tho\u00e1t ra ngo\u00e0i; n\u1ebfu nhi\u1ec7t \u0111\u1ed9 b\u00ean ngo\u00e0i h\u1ea1 xu\u1ed1ng, v\u1ea3i s\u1ebd co c\u00e1c m\u1ed1i n\u1ed1i l\u1ea1i v\u00e0 gi\u1eef cho nhi\u1ec7t t\u1eeb c\u01a1 th\u1ec3 kh\u00f4ng tho\u00e1t ra ngo\u00e0i.<\/p>\n\n\n\n<p>C\u00e1c s\u1ee3i v\u1ea3i \u0111\u01b0\u1ee3c bao ph\u1ee7 c\u00e1c \u1ed1ng nano carbon c\u00f3 kh\u1ea3 n\u0103ng d\u1eabn \u0111i\u1ec7n nh\u01b0 kim lo\u1ea1i. C\u00e1c \u1ed1ng nano carbon n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c lo\u1ea1i v\u1ea3i n\u00e0y t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn b\u1ee9c x\u1ea1 h\u1ed3ng ngo\u1ea1i nh\u01b0 th\u1ebf n\u00e0o.<\/p>\n\n\n\n<p>\u201cS\u00e1ng ch\u1ebf c\u1ee7a ch\u00fang t\u00f4i l\u00e0&nbsp;<em>c\u00f4ng ngh<\/em>\u1ec7 \u0111\u1ea7u ti\u00ean cho ph\u00e9p ng\u0103n ch\u1eb7n ho\u1eb7c th\u1ea3i b\u1ee9c x\u1ea1 h\u1ed3ng ngo\u1ea1i\u201d &#8211; Gi\u00e1o s\u01b0 YuHuang Wang \u1edf \u0110H Maryland, \u0111\u1ed3ng t\u00e1c gi\u1ea3 c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u, cho bi\u1ebft.<\/p>\n\n\n\n<p>S\u1ee3i d\u00f9ng \u0111\u1ec3 d\u1ec7t lo\u1ea1i v\u1ea3i m\u1edbi n\u00f3i tr\u00ean bao g\u1ed3m 2 lo\u1ea1i s\u1ee3i t\u1ed5ng h\u1ee3p. M\u1ed9t trong 2 lo\u1ea1i s\u1ee3i \u0111\u00f3 k\u1ef5 n\u01b0\u1edbc, lo\u1ea1i th\u1ee9 hai h\u1ea5p th\u1ee5 n\u01b0\u1edbc. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng l\u00e0 khi c\u01a1 th\u1ec3 \u0111\u1ed5 m\u1ed3 h\u00f4i, k\u1ebft c\u1ea5u v\u1ea3i v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh li\u00ean quan b\u1ecb thay \u0111\u1ed5i.<\/p>\n\n\n\n<p>C\u00e1c l\u1ed7 r\u1ed7ng trong v\u1ea3i m\u1edf ra, l\u00e0m m\u00e1t cho c\u01a1 th\u1ec3, tuy nhi\u00ean \u0111i\u1ec1u quan tr\u1ecdng h\u01a1n l\u00e0 \u0111\u1eb7c t\u00ednh \u0111i\u1ec7n t\u1eeb li\u00ean quan \u0111\u1ebfn c\u00e1c \u1ed1ng nano carbon thay \u0111\u1ed5i. Thay \u0111\u1ed5i s\u1ef1 s\u1eafp x\u1ebfp c\u00e1c s\u1ee3i v\u1ea3i khi\u1ebfn cho t\u1ea5m v\u1ea3i c\u00f3 ph\u1ea3n \u1ee9ng kh\u00e1c \u0111\u1ed1i v\u1edbi nhi\u1ec7t do c\u01a1 th\u1ec3 ph\u00e1t ra d\u01b0\u1edbi d\u1ea1ng tia h\u1ed3ng ngo\u1ea1i.<\/p>\n\n\n\n<p>Ph\u1ea3n \u1ee9ng di\u1ec5n r\u1ea5t nhanh, h\u1ea7u nh\u01b0 ngay l\u1eadp t\u1ee9c. Nh\u1edd v\u1eady, t\u1ea5m v\u1ea3i c\u00f3 th\u1ec3 ch\u1eb7n b\u1ee9c x\u1ea1 h\u1ed3ng ngo\u1ea1i ho\u1eb7c cho b\u1ee9c x\u1ea1 h\u1ed3ng ngo\u1ea1i \u0111i qua tr\u01b0\u1edbc khi ng\u01b0\u1eddi s\u1eed d\u1ee5ng (ng\u01b0\u1eddi m\u1eb7c qu\u1ea7n \u00e1o may b\u1eb1ng lo\u1ea1i v\u1ea3i n\u00e0y) c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c n\u00f3ng ho\u1eb7c l\u1ea1nh.<\/p>\n\n\n\n<p>C\u00e1c nghi\u00ean c\u1ee9u cho th\u1ea5y, khi \u0111i\u1ec1u ki\u1ec7n b\u00ean ngo\u00e0i thay \u0111\u1ed5i, lo\u1ea1i v\u1ea3i n\u00e0y c\u00f3 th\u1ec3 t\u1ef1 thay \u0111\u1ed5i \u201c\u0111\u1ed9 th\u1ea9m th\u1ea5u\u201d nhi\u1ec7t th\u1eadm ch\u00ed t\u1edbi 35%.<\/p>\n\n\n\n<p>Tr\u01b0\u1edbc khi \u0111\u01b0\u1ee3c \u0111\u01b0a ra th\u1ecb tr\u01b0\u1eddng, lo\u1ea1i v\u1ea3i m\u1edbi n\u00f3i tr\u00ean \u0111\u00f2i h\u1ecfi \u0111\u01b0\u1ee3c ti\u1ebfp t\u1ee5c ho\u00e0n thi\u1ec7n. Tuy nhi\u00ean, c\u00e1c t\u00e1c gi\u1ea3 c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u kh\u1eb3ng \u0111\u1ecbnh v\u1eadt li\u1ec7u \u0111\u1ec3 s\u1ea3n xu\u1ea5t v\u1ea3i n\u00e0y l\u00e0 r\u1ea5t d\u1ec5 ki\u1ebfm.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u1eb7c d\u00f9 t\u1eeb l\u00e2u, khoa h\u1ecdc \u0111\u00e3 c\u00f3 nh\u1eefng ti\u1ebfn b\u1ed9 trong vi\u1ec7c t\u1ea1o ra c\u00e1c lo\u1ea1i v\u1ea3i c\u00f4ng ngh\u1ec7 c\u00f3 kh\u1ea3 n\u0103ng gi\u1eef nhi\u1ec7t v\u00e0 b\u1ea3o v\u1ec7 c\u01a1 th\u1ec3 kh\u1ecfi b\u1ecb th\u1ea5m n\u01b0\u1edbc m\u01b0a, nh\u01b0ng trong l\u00fac t\u1eadp luy\u1ec7n hay \u0111i d\u1ea1o, ch\u00fang ta v\u1eabn ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 b\u1eb1ng c\u00e1ch c\u1edfi b\u1edbt [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-28767","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\/28767","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=28767"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28767\/revisions"}],"predecessor-version":[{"id":28771,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28767\/revisions\/28771"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28767"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28767"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28767"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}