{"id":7850,"date":"2017-11-24T01:22:57","date_gmt":"2017-11-23T18:22:57","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=7850"},"modified":"2017-12-04T01:23:33","modified_gmt":"2017-12-03T18:23:33","slug":"vai-may-quan-ao-lam-mat-co-the","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/vai-may-quan-ao-lam-mat-co-the\/","title":{"rendered":"V\u1ea3i may qu\u1ea7n \u00e1o l\u00e0m m\u00e1t c\u01a1 th\u1ec3"},"content":{"rendered":"

\"alt\"<\/p>\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Maryland \u0111\u00e3 thi\u1ebft k\u1ebf \u0111\u01b0\u1ee3c lo\u1ea1i v\u1ea3i \u0111i\u1ec1u h\u00f2a nhi\u1ec7t \u0111\u1ed9 c\u00f3 t\u00e1c d\u1ee5ng l\u00e0m m\u00e1t hi\u1ec7u qu\u1ea3 h\u01a1n 55% so v\u1edbi v\u1ea3i b\u00f4ng. Nh\u01b0 v\u1eady, khi m\u1eb7c qu\u1ea7n \u00e1o may t\u1eeb lo\u1ea1i v\u1ea3i m\u1edbi, con ng\u01b0\u1eddi s\u1ebd c\u1ea3m th\u1ea5y m\u00e1t h\u01a1n. V\u1ea3i \u0111i\u1ec1u h\u00f2a nhi\u1ec7t \u0111\u1ed9 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o b\u1eb1ng c\u00e1ch in 3D, c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t ph\u01b0\u01a1ng th\u1ee9c \u0111\u01a1n gi\u1ea3n, chi ph\u00ed th\u1ea5p \u0111\u1ec3 l\u00e0m m\u00e1t v\u00e0 gi\u1ea3m nhu c\u1ea7u \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed v\u00e0o nh\u1eefng ng\u00e0y tr\u1eddi n\u00f3ng. Nghi\u00ean c\u1ee9u \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed ACS Nano.<\/p>\n

Liangbing Hu, tr\u01b0\u1edfng nh\u00f3m nghi\u00ean c\u1ee9u cho r\u1eb1ng: \u0110\u00e2y l\u00e0 l\u1ea7n \u0111\u1ea7u ti\u00ean m\u1ed9t lo\u1ea1i v\u1ea3i d\u1ec7t d\u1eabn nhi\u1ec7t t\u1ed1t \u0111\u01b0\u1ee3c in 3D v\u00e0 c\u00f3 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc tuy\u1ec7t v\u1eddi v\u00e0 \u0111\u1ed9 d\u1eabn nhi\u1ec7t t\u0103ng cao, c\u00f3 kh\u1ea3 n\u0103ng l\u00e0m m\u00e1t c\u01a1 th\u1ec3, gi\u00fap ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng.<\/p>\n

V\u1ea3i d\u1ec7t m\u1edbi \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb v\u1eadt li\u1ec7u composite s\u1ee3i nano bao g\u1ed3m boron nitride v\u00e0 poly (vinyl alcohol) hay PVA. S\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 in 3D, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ebf t\u1ea1o s\u1ee3i nano \u0111\u1ed3ng nh\u1ea5t v\u00e0 li\u00ean k\u1ebft ch\u1eb7t ch\u1ebd v\u1edbi nhau. V\u1ea3i d\u1ec7t t\u1eeb s\u1ee3i nano \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh c\u00f3 t\u00e1c d\u1ee5ng l\u00e0m m\u00e1t m\u1ea1nh c\u0169ng nh\u01b0 c\u00f3 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc t\u1ed1t.<\/p>\n

\u0110\u1eb7c t\u00ednh then ch\u1ed1t c\u1ee7a v\u1ea3i m\u1edbi l\u00e0 \u0111\u1ed9 d\u1eabn nhi\u1ec7t cao, cho ph\u00e9p nhi\u1ec7t c\u1ee7a c\u01a1 th\u1ec3 tho\u00e1t ra qua v\u1ea3i b\u1eb1ng c\u00e1ch d\u1eabn nhi\u1ec7t ra m\u00f4i tr\u01b0\u1eddng xung quanh. Ng\u01b0\u1ee3c l\u1ea1i, h\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i s\u1ee3i v\u1ea3i truy\u1ec1n th\u1ed1ng nh\u01b0 s\u1ee3i b\u00f4ng th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 d\u1eabn nhi\u1ec7t th\u1ea5p h\u01a1n, gi\u1eef nhi\u1ec7t c\u1ee7a c\u01a1 th\u1ec3 trong qu\u1ea7n \u00e1o.<\/p>\n

Trong m\u00f4 ph\u1ecfng, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ee9ng minh v\u1ea3i l\u00e0m t\u1eeb s\u1ee3i nano m\u1edbi c\u00f3 \u0111\u1ed9 d\u1eabn nhi\u1ec7t cao g\u1ea5p h\u01a1n 2 l\u1ea7n so v\u1edbi v\u1ea3i cotton v\u00e0 g\u1ea5p 1,5 l\u1ea7n v\u1ea3i PVA kh\u00f4ng c\u00f3 nano boron nitride. M\u1ed9t s\u1ed1 lo\u1ea1i v\u1ea3i d\u1ec7t \u0111i\u1ec1u h\u00f2a nhi\u1ec7t kh\u00e1c g\u1ea7n \u0111\u00e2y \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ea1o ra \u0111\u1ec3 duy tr\u00ec kh\u1ea3 n\u0103ng l\u00e0m m\u00e1t c\u01a1 th\u1ec3 con ng\u01b0\u1eddi. V\u00ed d\u1ee5, c\u00e1c lo\u1ea1i v\u1ea3i h\u00fat \u1ea9m l\u00e0m m\u00e1t b\u1eb1ng c\u00e1ch lo\u1ea1i b\u1ecf \u0111\u1ed9 \u1ea9m d\u01b0 th\u1eeba, nh\u01b0ng ch\u1ec9 y\u1ebfu ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n \u0111\u1ed9 \u1ea9m \u0111\u1ed9 cao (ho\u1eb7c m\u1ed3 h\u00f4i). M\u1ed9t s\u1ed1 c\u00f4ng ngh\u1ec7 s\u1eed d\u1ee5ng bao b\u00ec l\u1ea1nh v\u00e0 m\u1ed9t s\u1ed1 kh\u00e1c ti\u00eau th\u1ee5 nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u hy v\u1ecdng lo\u1ea1i s\u1ee3i nano \u0111\u01a1n gi\u1ea3n, gi\u00e1 r\u1ebb c\u00f3 th\u1ec3 cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p thi\u1ebft th\u1ef1c nh\u1ea5t \u0111\u1ec3 l\u00e0m m\u00e1t c\u01a1 th\u1ec3 trong \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft n\u00f3ng. Trong t\u01b0\u01a1ng lai, c\u00e1c nh\u00e0 khoa h\u1ecdc s\u1ebd nghi\u00ean c\u1ee9u \u0111\u1ec3 hi\u1ec7n th\u1ef1c h\u00f3a c\u00e1c \u1ee9ng d\u1ee5ng n\u00e0y.<\/p>\n

Nh\u00f3m nghi\u00ean c\u1ee9u \u0111ang ti\u1ebfn h\u00e0nh n\u00e2ng cao hi\u1ec7u qu\u1ea3 c\u1ee7a lo\u1ea1i v\u1ea3i m\u1edbi th\u00f4ng qua thi\u1ebft k\u1ebf v\u1eadt li\u1ec7u v\u00e0 ti\u1ebfn h\u00e0nh tr\u00ecnh di\u1ec5n tr\u00ean quy m\u00f4 l\u1edbn th\u00f4ng qua \u00e1p d\u1ee5ng k\u1ef9 thu\u1eadt in 3D.<\/p>\n

(Vista)<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Maryland \u0111\u00e3 thi\u1ebft k\u1ebf \u0111\u01b0\u1ee3c lo\u1ea1i v\u1ea3i \u0111i\u1ec1u h\u00f2a nhi\u1ec7t \u0111\u1ed9 c\u00f3 t\u00e1c d\u1ee5ng l\u00e0m m\u00e1t hi\u1ec7u qu\u1ea3 h\u01a1n 55% so v\u1edbi v\u1ea3i b\u00f4ng. Nh\u01b0 v\u1eady, khi m\u1eb7c qu\u1ea7n \u00e1o may t\u1eeb lo\u1ea1i v\u1ea3i m\u1edbi, con ng\u01b0\u1eddi s\u1ebd c\u1ea3m th\u1ea5y m\u00e1t h\u01a1n. V\u1ea3i \u0111i\u1ec1u h\u00f2a nhi\u1ec7t \u0111\u1ed9 […]<\/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-7850","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\/7850","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=7850"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/7850\/revisions"}],"predecessor-version":[{"id":7851,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/7850\/revisions\/7851"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=7850"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=7850"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=7850"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}