{"id":28790,"date":"2019-04-03T21:18:00","date_gmt":"2019-04-03T14:18:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28790"},"modified":"2021-10-03T21:19:37","modified_gmt":"2021-10-03T14:19:37","slug":"phat-trien-vat-lieu-lay-cam-hung-tu-ca-thay-doi-mau-sac-bang-cach-su-dung-vat-lieu-nano","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/phat-trien-vat-lieu-lay-cam-hung-tu-ca-thay-doi-mau-sac-bang-cach-su-dung-vat-lieu-nano\/","title":{"rendered":"Ph\u00e1t tri\u1ec3n v\u1eadt li\u1ec7u l\u1ea5y c\u1ea3m h\u1ee9ng t\u1eeb c\u00e1 thay \u0111\u1ed5i m\u00e0u s\u1eafc b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u nano"},"content":{"rendered":"\n<p>L\u1ea5y c\u1ea3m h\u1ee9ng t\u1eeb kh\u1ea3 n\u0103ng bi\u1ebfn \u0111\u1ed5i m\u00e0u s\u1eafc nh\u1ea5p nh\u00e1y c\u1ee7a lo\u00e0i c\u00e1 Neon Xanh (Neon Tetra), c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t k\u1ef9 thu\u1eadt m\u1edbi cho ph\u00e9p thay \u0111\u1ed5i m\u00e0u s\u1eafc c\u1ee7a v\u1eadt li\u1ec7u b\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh h\u01b0\u1edbng c\u1ee7a c\u00e1c c\u1ed9t c\u00f3 c\u1ea5u tr\u00fac nan\u00f4 trong v\u1eadt li\u1ec7u.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.vista.gov.vn\/vn-uploads\/news\/2019_3\/28-3\/4.jpg\" alt=\"https:\/\/rs1.chemie.de\/images\/121978-76.jpg\"\/><\/figure>\n\n\n\n<p>Chih-Hao Chang, ph\u00f3 gi\u00e1o s\u01b0 k\u1ef9 thu\u1eadt c\u01a1 kh\u00ed v\u00e0 h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 t\u1ea1i tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc bang North Carolina (NC State), Hoa K\u1ef3, \u0111\u1ed3ng th\u1eddi l\u00e0 t\u00e1c gi\u1ea3 c\u1ee7a b\u00e0i b\u00e1o cho bi\u1ebft:&nbsp;<em>&#8220;Lo\u00e0i c\u00e1 Tetras c\u00f3 kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t c\u00e1c s\u1ecdc m\u00e0u s\u00e1ng tr\u00ean c\u01a1 th\u1ec3 b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i g\u00f3c \u0111\u1ed9 c\u1ee7a c\u00e1c ti\u1ec3u c\u1ea7u nh\u1ecf tr\u00ean da c\u1ee7a ch\u00fang<\/em>\u201d.<\/p>\n\n\n\n<p>&#8220;<em>Trong nghi\u00ean c\u1ee9u b\u1eb1ng ch\u1ee9ng v\u1ec1 kh\u00e1i ni\u1ec7m n\u00e0y, ch\u00fang t\u00f4i \u0111\u00e3 t\u1ea1o ra m\u1ed9t ch\u1ea5t li\u1ec7u c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m t\u01b0\u01a1ng t\u1ef1<\/em>&#8220;, Ti\u1ebfn s\u0129 Zhiren Luo, t\u1ea1i NC State cho bi\u1ebft. &#8220;<em>C\u1ee5 th\u1ec3 h\u01a1n, nghi\u00ean c\u1ee9u c\u1ee7a ch\u00fang t\u00f4i \u0111\u00e3 ch\u1ee9ng minh r\u1eb1ng ch\u00fang ta ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 thay \u0111\u1ed5i m\u00e0u s\u1eafc c\u1ee7a v\u1eadt li\u1ec7u b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng t\u1eeb tr\u01b0\u1eddng \u0111\u1ec3 thay \u0111\u1ed5i h\u01b0\u1edbng c\u1ee7a c\u00e1c d\u00e3y c\u1ed9t c\u00f3 c\u1ea5u tr\u00fac nan\u00f4<\/em>&#8220;.<\/p>\n\n\n\n<p>V\u1eadt li\u1ec7u thay \u0111\u1ed5i m\u00e0u s\u1eafc c\u00f3 c\u1ea5u t\u1ea1o g\u1ed3m b\u1ed1n l\u1edbp. \u0110\u1ea7u ti\u00ean l\u00e0 l\u1edbp ch\u1ea5t n\u1ec1n silicon \u0111\u01b0\u1ee3c b\u1ecdc m\u1ed9t l\u1edbp polyme tr\u00ean \u0111\u00f3 bao ph\u1ee7 c\u00e1c h\u1ea1t nan\u00f4 oxit s\u1eaft t\u1eeb. Tr\u00ean b\u1ec1 m\u1eb7t l\u1edbp polyme l\u00e0 c\u00e1c d\u00e3y \u0111\u1ebf c\u1ed9t c\u00f3 k\u00edch th\u01b0\u1edbc micron th\u00f4ng th\u01b0\u1eddng x\u1ebfp th\u1eb3ng h\u00e0ng, \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y khi\u1ebfn cho l\u1edbp polyme c\u00f3 h\u00ecnh d\u00e1ng gi\u1ed1ng nh\u01b0 m\u1ed9t vi\u00ean g\u1ea1ch x\u1ebfp h\u00ecnh LEGO. L\u1edbp gi\u1eefa l\u00e0 dung d\u1ecbch n\u01b0\u1edbc c\u00f3 ch\u1ee9a c\u00e1c h\u1ea1t nano oxit s\u1eaft t\u1eeb tr\u00f4i n\u1ed5i t\u1ef1 do. Dung d\u1ecbch n\u00e0y \u0111\u01b0\u1ee3c thu gi\u1eef c\u1ed1 \u0111\u1ecbnh b\u1eb1ng l\u1edbp v\u1ecf polyme trong su\u1ed1t.<\/p>\n\n\n\n<p>T\u1eeb tr\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t b\u00ean d\u01b0\u1edbi \u0111\u1ebf v\u1eadt li\u1ec7u s\u1ebd c\u00f3 t\u00e1c d\u1ee5ng k\u00e9o c\u00e1c h\u1ea1t nan\u00f4 tr\u00f4i n\u1ed5i v\u00e0o c\u00e1c c\u1ed9t tr\u1ee5 x\u1ebfp th\u1eb3ng h\u00e0ng tr\u00ean \u0111\u1ebf c\u1ed9t. B\u1eb1ng c\u00e1ch thay \u0111\u1ed5i h\u01b0\u1edbng c\u1ee7a t\u1eeb tr\u01b0\u1eddng, c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f3 th\u1ec3 thay \u0111\u1ed5i h\u01b0\u1edbng c\u1ee7a c\u00e1c c\u1ed9t ch\u1ee9a h\u1ea1t nan\u00f4. B\u00ean c\u1ea1nh \u0111\u00f3, vi\u1ec7c thay \u0111\u1ed5i g\u00f3c c\u1ee7a c\u00e1c c\u1ed9t l\u00e0m thay \u0111\u1ed5i b\u01b0\u1edbc s\u00f3ng \u00e1nh s\u00e1ng \u0111\u01b0\u1ee3c ph\u1ea3n x\u1ea1 m\u1ea1nh nh\u1ea5t b\u1edfi v\u1eadt li\u1ec7u, t\u1eeb \u0111\u00f3, d\u1eabn \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i m\u00e0u s\u1eafc c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n\n\n\n<p>Luo \u0111\u01b0a ra d\u1eabn ch\u1ee9ng v\u1ec1 kh\u1ea3 n\u0103ng thay \u0111\u1ed5i m\u00e0u s\u1eafc c\u00f3 th\u1ec3 quan s\u00e1t \u0111\u01b0\u1ee3c c\u1ee7a v\u1eadt li\u1ec7u t\u1eeb m\u00e0u xanh l\u00e1 \u0111\u1eadm sang m\u00e0u v\u00e0ng neon.<\/p>\n\n\n\n<p>&#8220;<em>B\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 thay \u0111\u1ed5i m\u00e0u s\u1eafc c\u01a1 b\u1ea3n c\u1ee7a v\u1eadt li\u1ec7u b\u1eb1ng c\u00e1ch ki\u1ec3m so\u00e1t d\u00e3y \u0111\u1ebf c\u1ed9t tr\u00ean ch\u1ea5t n\u1ec1n polyme c\u1ee7a v\u1eadt li\u1ec7u<\/em>&#8220;, Chang n\u00f3i. &#8220;<em>C\u00e1c b\u01b0\u1edbc ti\u1ebfp theo ch\u00fang t\u00f4i c\u1ea7n th\u1ef1c hi\u1ec7n bao g\u1ed3m \u0111i\u1ec1u h\u01b0\u1edfng tinh c\u1ee7a c\u00e1c d\u00e3y c\u1ed9t \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 tinh khi\u1ebft m\u00e0u. Ngo\u00e0i ra, ch\u00fang t\u00f4i c\u0169ng \u0111ang l\u00ean k\u1ebf ho\u1ea1ch ph\u00e1t tri\u1ec3n nam ch\u00e2m \u0111i\u1ec7n t\u00edch h\u1ee3p cho ph\u00e9p thay \u0111\u1ed5i m\u00e0u s\u1eafc l\u1eadp tr\u00ecnh \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 h\u01a1n<\/em>&#8220;.<\/p>\n\n\n\n<p>Nh\u00f3m nghi\u00ean c\u1ee9u \u0111ang n\u1ed7 l\u1ef1c h\u01b0\u1edbng t\u1edbi m\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n c\u00e1c \u1ee9ng d\u1ee5ng t\u1eeb thi\u1ebft b\u1ecb ph\u1ea3n chi\u1ebfu h\u00ecnh \u1ea3nh \u0111\u1ebfn ng\u1ee5y trang \u0111\u1ed9ng.<\/p>\n\n\n\n<p>B\u00e0i b\u00e1o v\u1ec1 k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c \u0111\u0103ng t\u1ea3i tr\u00ean t\u1ea1p ch\u00ed&nbsp;<em>ACS Nano<\/em>.<br><em>P.K.L (NASATI)<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u1ea5y c\u1ea3m h\u1ee9ng t\u1eeb kh\u1ea3 n\u0103ng bi\u1ebfn \u0111\u1ed5i m\u00e0u s\u1eafc nh\u1ea5p nh\u00e1y c\u1ee7a lo\u00e0i c\u00e1 Neon Xanh (Neon Tetra), c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t k\u1ef9 thu\u1eadt m\u1edbi cho ph\u00e9p thay \u0111\u1ed5i m\u00e0u s\u1eafc c\u1ee7a v\u1eadt li\u1ec7u b\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh h\u01b0\u1edbng c\u1ee7a c\u00e1c c\u1ed9t c\u00f3 c\u1ea5u tr\u00fac nan\u00f4 trong v\u1eadt li\u1ec7u. Chih-Hao [&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-28790","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\/28790","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=28790"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28790\/revisions"}],"predecessor-version":[{"id":28791,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28790\/revisions\/28791"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28790"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28790"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28790"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}