{"id":3340,"date":"2015-07-29T13:46:18","date_gmt":"2015-07-29T06:46:18","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=3340"},"modified":"2017-09-27T14:29:32","modified_gmt":"2017-09-27T07:29:32","slug":"canh-bao-an-toan-thuc-pham-cho-nguoi-dung-nho-nap-chai-thong-minh","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/canh-bao-an-toan-thuc-pham-cho-nguoi-dung-nho-nap-chai-thong-minh\/","title":{"rendered":"C\u1ea3nh b\u00e1o an to\u00e0n th\u1ef1c ph\u1ea9m cho ng\u01b0\u1eddi d\u00f9ng nh\u1edd n\u1eafp chai th\u00f4ng minh"},"content":{"rendered":"

C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 ch\u1ebf t\u1ea1o ra m\u1ed9t n\u1eafp chai th\u00f4ng minh b\u1eb1ng c\u00f4ng ngh\u1ec7 in 3D gi\u00fap c\u1ea3nh b\u00e1o an to\u00e0n th\u1ef1c ph\u1ea9m. \u0110\u00e2y l\u00e0 ph\u00e1t minh m\u1edbi \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 r\u1ea5t h\u1eefu \u00edch cho ng\u01b0\u1eddi ti\u00eau d\u00f9ng.<\/strong><\/p>\n

\"\"<\/p>\n

\u0110\u00e2y l\u00e0 m\u1ed9t ph\u00e1t minh m\u1edbi \u1ea5n t\u01b0\u1ee3ng trong an to\u00e0n th\u1ef1c ph\u1ea9m. (\u1ea2nh Iflscience)<\/p>\n

\u0110i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu c\u00f3 ph\u00e1t minh m\u1edbi v\u1ec1 n\u1eafp chai s\u1eefa<\/strong> c\u00f3 th\u1ec3 th\u00f4ng b\u00e1o cho ng\u01b0\u1eddi d\u00f9ng bi\u1ebft r\u1eb1ng h\u1ea1n s\u1eed d\u1ee5ng c\u1ee7a s\u1ea3n ph\u1ea9m l\u00e0 c\u00f2n hay h\u1ebft? Ng\u01b0\u1eddi d\u1eed d\u1ee5ng s\u1ebd kh\u00f4ng c\u00f2n ph\u1ea3i lo l\u1eafng v\u1ec1 \u0111\u1ed9 an to\u00e0n c\u1ee7a s\u1eefa khi \u0111\u1ec3 th\u1eddi gian d\u00e0i.<\/p>\n

T\u1eeb v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 n\u1ea3y ra \u00fd t\u01b0\u1edfng ch\u1ebf t\u1ea1o m\u1ed9t n\u1eafp chai th\u00f4ng minh<\/strong> b\u1eb1ng c\u00f4ng ngh\u1ec7 in 3D<\/strong> cho c\u00e1c h\u1ed9p ch\u1ee9a th\u1ef1c ph\u1ea9m v\u00e0 c\u00e1c chai \u0111\u1ef1ng s\u1ea3n ph\u1ea9m d\u1ea1ng l\u1ecfng. Ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n \u00fd t\u01b0\u1edfng n\u00e0y l\u00e0 c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i \u0111\u1ea1i h\u1ecdc California, Berkele (M\u1ef9) v\u00e0 \u0111\u1ea1i h\u1ecdc qu\u1ed1c gia Chiao Tung \u1edf \u0110\u00e0i Loan.<\/p>\n

C\u00f4ng ngh\u1ec7 in 3D<\/strong> l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 ch\u1ebf t\u1ea1o ra v\u1eadt d\u1ee5ng 3 chi\u1ec1u t\u1eeb m\u1ed9t m\u00f4 h\u00ecnh s\u1ed1 (digital model). C\u00f4ng ngh\u1ec7 n\u00e0y c\u00f3 \u0111\u01b0\u1ee3c nh\u1edd qu\u00e1 tr\u00ecnh \u0111\u1eafp th\u00eam (additive process), m\u1ed9t qu\u00e1 tr\u00ecnh \u0111\u1ed1i l\u1eadp v\u1edbi qu\u00e1 tr\u00ecnh c\u1eaft g\u1ecdt (subtractive process) v\u1eabn th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 ch\u1ebf t\u1ea1o x\u01b0a nay. D\u01b0\u1edbi s\u1ef1 \u201cch\u1ec9 d\u1eabn\u201d c\u1ee7a t\u1ec7p tin \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf, m\u00e1y in s\u1ebd s\u1eed d\u1ee5ng c\u00e1c nguy\u00ean li\u1ec7u nh\u01b0 nh\u1ef1a, gi\u1ea5y, b\u1ed9t, polymer, kim lo\u1ea1i\u2026 \u0111\u1ec3 t\u1ea1o ra c\u00e1c l\u1edbp (c\u00f3 \u0111\u1ed9 \u201cd\u00e0y\u201d kho\u1ea3ng 0,05-0,1mm) theo m\u1eb7t c\u1eaft c\u1ee7a \u0111\u1ed3 v\u1eadt, c\u00e1c l\u1edbp n\u00e0y t\u1ef1 \u0111\u1ed9ng li\u00ean k\u1ebft v\u1edbi nhau ngay sau khi v\u1eeba in.<\/p>\n

N\u1eafp \u0111\u01b0\u1ee3c trang b\u1ecb thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed in 3D v\u1edbi c\u1ea3m bi\u1ebfn kh\u00f4ng d\u00e2y<\/strong> li\u00ean t\u1ee5c ph\u00e2n t\u00edch c\u00e1c s\u1ea3n ph\u1ea9m v\u00e0 c\u1ea3nh b\u00e1o ng\u01b0\u1eddi d\u00f9ng v\u1ec1 \u0111\u1ed9 an to\u00e0n v\u00e0 l\u1ee3i h\u1ea1i c\u1ee7a s\u1ea3n ph\u1ea9m. C\u1ee5 th\u1ec3 n\u1ebfu s\u1ea3n ph\u1ea9m c\u00f3 ch\u1ee9a vi khu\u1ea9n g\u00e2y h\u1ecfng th\u1ef1c ph\u1ea9m, n\u1eafp chai th\u00f4ng minh s\u1ebd l\u1eadp t\u1ee9c th\u00f4ng b\u00e1o cho ng\u01b0\u1eddi d\u00f9ng.<\/p>\n

\"\"<\/p>\n

\nC\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u1eafp chai th\u00f4ng minh. (\u1ea2nh Iflscience)<\/p>\n

Nh\u1eefng th\u00f4ng tin t\u1eeb n\u1eafp chai th\u00f4ng minh s\u1ebd \u0111\u01b0\u1ee3c truy\u1ec1n kh\u00f4ng d\u00e2y \u0111\u1ebfn m\u1ed9t \u1ee9ng d\u1ee5ng \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng<\/strong> ho\u1eb7c m\u1ed9t m\u00e0n h\u00ecnh t\u01b0\u01a1ng t\u00e1c v\u1edbi t\u1ee7 l\u1ea1nh \u0111\u1ec3 th\u00f4ng b\u00e1o cho ng\u01b0\u1eddi d\u00f9ng. “Vi\u1ec7c s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 in 3D n\u00e0y t\u1ea1o ra c\u00e1c m\u1ea1ch \u0111i\u1ec7n t\u1eed v\u1edbi chi ph\u00ed th\u1ea5p, \u0111\u1ee7 \u0111\u1ec3 c\u00f3 th\u1ec3 th\u00eam v\u00e0o c\u00e1c bao b\u00ec, cung c\u1ea5p c\u00e1c c\u1ea3nh b\u00e1o an to\u00e0n th\u1ef1c ph\u1ea9m cho ng\u01b0\u1eddi ti\u00eau d\u00f9ng. M\u1ed9t ng\u00e0y n\u00e0o \u0111\u00f3, m\u1ecdi ng\u01b0\u1eddi ch\u1ec9 vi\u1ec7c t\u1ea3i c\u00e1c t\u1eadp tin in 3D v\u1edbi c\u00e1c h\u00ecnh d\u1ea1ng v\u00e0 m\u00e0u s\u1eafc t\u00f9y ch\u1ec9nh t\u1eeb internet v\u00e0 sau \u0111\u00f3 in ra, g\u1eafn v\u00e0o c\u00e1c thi\u1ebft b\u1ecb c\u1ea7n thi\u1ebft \u1edf nh\u00e0”, Liwei Lin, t\u00e1c gi\u1ea3 ch\u00ednh c\u1ee7a nghi\u00ean c\u1ee9u cho bi\u1ebft.<\/p>\n

Ngu\u1ed3n khoahoc.tv
\nhttp:\/\/khoahoc.tv\/congnghemoi\/phat-minh\/64991_canh-bao-an-toan-thuc-pham-cho-nguoi-dung-nho-nap-chai-thong-minh.aspx<\/p>\n","protected":false},"excerpt":{"rendered":"

\u0110i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu c\u00f3 ph\u00e1t minh m\u1edbi v\u1ec1 n\u1eafp chai s\u1eefa c\u00f3 th\u1ec3 th\u00f4ng b\u00e1o cho ng\u01b0\u1eddi d\u00f9ng bi\u1ebft r\u1eb1ng h\u1ea1n s\u1eed d\u1ee5ng c\u1ee7a s\u1ea3n ph\u1ea9m l\u00e0 c\u00f2n hay h\u1ebft? Ng\u01b0\u1eddi d\u1eed d\u1ee5ng s\u1ebd kh\u00f4ng c\u00f2n ph\u1ea3i lo l\u1eafng v\u1ec1 \u0111\u1ed9 an to\u00e0n c\u1ee7a s\u1eefa khi \u0111\u1ec3 th\u1eddi gian d\u00e0i …<\/p>\n","protected":false},"author":17,"featured_media":3341,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-3340","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\/3340","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=3340"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/3340\/revisions"}],"predecessor-version":[{"id":3343,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/3340\/revisions\/3343"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/3341"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=3340"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=3340"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=3340"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}