{"id":7822,"date":"2017-11-10T01:01:32","date_gmt":"2017-11-09T18:01:32","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=7822"},"modified":"2017-12-04T01:02:22","modified_gmt":"2017-12-03T18:02:22","slug":"luu-tru-anh-sang-bang-cac-giot-muc-co-kich-thuoc-sieu-nho","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/luu-tru-anh-sang-bang-cac-giot-muc-co-kich-thuoc-sieu-nho\/","title":{"rendered":"\u201cL\u01b0u tr\u1eef\u201d \u00e1nh s\u00e1ng b\u1eb1ng c\u00e1c gi\u1ecdt m\u1ef1c c\u00f3 k\u00edch th\u01b0\u1edbc si\u00eau nh\u1ecf"},"content":{"rendered":"

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

M\u1ed9t nh\u00f3m c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ebfn t\u1eeb tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Cambridge v\u00e0 Ph\u00f2ng th\u00ed nghi\u1ec7m Hitachi Cambridge \u0111\u00e3 h\u1ee3p t\u00e1c ph\u00e1t tri\u1ec3n m\u1ed9t chi\u1ebfc “b\u00fat m\u1ef1c\u201d si\u00eau nh\u1ecf d\u00f9ng \u0111\u1ec3 v\u1ebd n\u00ean nh\u1eefng c\u1ea5u tr\u00fac \u0111\u1ee7 nh\u1ecf \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 khai th\u00e1c \u00e1nh s\u00e1ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt in s\u1eb5n c\u00f3 tr\u00ean th\u1ecb tr\u01b0\u1eddng. Thi\u1ebft k\u1ebf m\u1edbi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong s\u1ea3n xu\u1ea5t c\u00e1c thi\u1ebft b\u1ecb c\u1ea3m bi\u1ebfn, c\u00f4ng ngh\u1ec7 sinh h\u1ecdc, laser c\u0169ng nh\u01b0 trong nghi\u00ean c\u1ee9u s\u1ef1 t\u01b0\u01a1ng t\u00e1c gi\u1eefa \u00e1nh s\u00e1ng v\u00e0 c\u00e1c h\u1ea1t ho\u1eb7c v\u1eadt ch\u1ea5t.<\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn m\u1edbi k\u1ebft h\u1ee3p c\u00f4ng ngh\u1ec7 in phun v\u1edbi \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao c\u00f9ng nghi\u00ean c\u1ee9u c\u00f4ng ngh\u1ec7 nano quang t\u1eed v\u00e0 s\u1eed d\u1ee5ng \u00e1nh s\u00e1ng \u1edf quy m\u00f4 nh\u1ecf nh\u1ea5t m\u1ed9t ph\u1ea7n t\u1ef7 m\u00e9t. \u0110\u00e2y l\u00e0 l\u1ea7n \u0111\u1ea7u ti\u00ean s\u1ef1 k\u1ebft h\u1ee3p n\u00e0y \u0111\u01b0\u1ee3c ch\u1ee9ng minh th\u00e0nh c\u00f4ng. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o tr\u00ean t\u1ea1p ch\u00ed Advanced Materials.<\/p>\n

Trong th\u1eadp k\u1ef7 qua, c\u00f4ng ngh\u1ec7 in phun \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i trong s\u1ea3n xu\u1ea5t c\u00e1c thi\u1ebft b\u1ecb c\u00f3 c\u1ea5u t\u1ea1o r\u1ea5t nh\u1ecf, s\u1eed d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 in \u0111\u01b0\u1ee3c, bao g\u1ed3m m\u1ef1c in. C\u00f4ng ngh\u1ec7 in phun c\u00f3 chi ph\u00ed ban \u0111\u1ea7u th\u1ea5p, \u00edt t\u1ed1n k\u00e9m, d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong l\u0129nh v\u1ef1c \u0111i\u1ec7n t\u1eed v\u00e0 c\u00f4ng ngh\u1ec7 sinh h\u1ecdc.<\/p>\n

TS Dr Vincenzo Pecunia, t\u00e1c gi\u1ea3 c\u1ee7a nghi\u00ean c\u1ee9u cho bi\u1ebft: H\u1ea7u h\u1ebft c\u00e1c m\u00e1y in phun ho\u1ea1t \u0111\u1ed9ng theo c\u01a1 ch\u1ebf \u0111\u1ed1t n\u00f3ng \u0111\u1ec3 sinh nhi\u1ec7t ho\u1eb7c t\u1ea1o \u00e1p su\u1ea5t \u0111\u1ec3 \u0111\u1ea9y m\u1ef1c in qua v\u00f2i phun, t\u1ea1o th\u00e0nh c\u00e1c gi\u1ecdt m\u1ef1c c\u00f3 k\u00edch th\u01b0\u1edbc t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a s\u1ee3i t\u00f3c ng\u01b0\u1eddi.<\/p>\n

Nghi\u00ean c\u1ee9u c\u1ee7a Pecunia t\u1eadp trung v\u00e0o c\u00e1c v\u1eadt li\u1ec7u quang \u0111i\u1ec7n t\u1eed c\u00f3 th\u1ec3 in \u0111\u01b0\u1ee3c, s\u1eed d\u1ee5ng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau. Thi\u1ebft k\u1ebf m\u00e1y in c\u1ee7a \u00f4ng v\u00e0 c\u1ed9ng s\u1ef1 d\u1ef1a tr\u00ean ho\u1ea1t \u0111\u1ed9ng c\u1ee7a tia phun \u0111\u1ed9ng l\u1ef1c h\u1ecdc, \u0111i\u1ec1u n\u00e0y gi\u00fap m\u00e1y in c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i c\u1ef1c cao. Thay v\u00ec s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t hay t\u1ea1o \u00e1p l\u1ef1c, lo\u1ea1i m\u00e1y in m\u1edbi s\u1eed d\u1ee5ng \u00e1p l\u1ef1c c\u01a1 h\u1ecdc \u0111\u1ec3 in m\u1ef1c, t\u1ea1o \u00e1p l\u1ef1c \u0111\u1ec3 \u0111\u1ea9y m\u1ef1c b\u1eafn qua m\u1ed9t v\u00f2i phun c\u00f3 c\u1ea5u t\u1ea1o si\u00eau nh\u1ecf, t\u1ea1o ra c\u00e1c gi\u1ecdt m\u1ef1c si\u00eau nh\u1ecf – nh\u1ecf h\u01a1n 10 \u0111\u1ebfn 100 l\u1ea7n so v\u1edbi c\u00e1c m\u00e1y in th\u00f4ng th\u01b0\u1eddng.<\/p>\n

Nh\u00f3m nghi\u00ean c\u1ee9u c\u00f9ng Pecunia v\u00e0 \u0111\u1ed3ng t\u00e1c gi\u1ea3 Dr Frederic Brossard \u0111\u1ebfn t\u1eeb ph\u00f2ng th\u00ed nghi\u1ec7m Hitachi Cambridge kh\u1eb3ng \u0111\u1ecbnh lo\u1ea1i m\u00e1y in m\u1edbi n\u00e0y c\u00f3 th\u1ec3 t\u00e1c \u0111\u1ed9ng l\u00ean v\u1eadt li\u1ec7u c\u00f3 c\u1ea5u tr\u00fac \u0111\u1ee7 nh\u1ecf \u0111\u1ec3 s\u1eed d\u1ee5ng trong l\u0129nh v\u1ef1c nghi\u00ean c\u1ee9u nano.<\/p>\n

Pecunia chia s\u1ebb: Nh\u1eefng n\u1ed7 l\u1ef1c tr\u01b0\u1edbc \u0111\u00e2y nh\u1eb1m k\u1ebft h\u1ee3p hai \u01b0u \u0111i\u1ec3m n\u00e0y \u0111\u00e3 g\u1eb7p ph\u1ea3i nhi\u1ec1u h\u1ea1n ch\u1ebf do c\u00f4ng ngh\u1ec7 in phun th\u00f4ng th\u01b0\u1eddng kh\u00f4ng th\u1ec3 t\u00e1c \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp l\u00ean v\u1eadt ch\u1ea5t c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf h\u01a1n b\u01b0\u1edbc s\u00f3ng. Tuy nhi\u00ean, ch\u00fang t\u00f4i \u0111\u00e3 v\u01b0\u1ee3t qua gi\u1edbi h\u1ea1n n\u00e0y v\u1edbi h\u1ec7 th\u1ed1ng in phun \u0111i\u1ec7n \u0111\u1ed9ng l\u1ef1c.<\/p>\n

Nh\u00f3m nghi\u00ean c\u1ee9u cho bi\u1ebft h\u1ecd c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n thao t\u00e1c b\u1eafn c\u00e1c gi\u1ecdt m\u1ef1c si\u00eau nh\u1ecf l\u00ean tinh th\u1ec3 quang t\u1eed. Gi\u1ecdt m\u1ef1c c\u00f3 \u0111\u01b0\u1eddng k\u00ednh si\u00eau nh\u1ecf, \u0111\u1ee7 \u0111\u1ec3 ch\u00fang c\u00f3 th\u1ec3 b\u00e1m l\u00ean tr\u00ean c\u00e1c tinh th\u1ec3, l\u00e0m thay \u0111\u1ed5i c\u1ee5c b\u1ed9 c\u00e1c t\u00ednh ch\u1ea5t c\u1ee7a tinh th\u1ec3 khi\u1ebfn \u00e1nh s\u00e1ng kh\u00f4ng th\u1ec3 tho\u00e1t ra. K\u1ef9 thu\u1eadt n\u00e0y cho ph\u00e9p c\u1ea5u th\u00e0nh n\u00ean nhi\u1ec1u m\u1eabu tr\u00ean tinh th\u1ec3 quang t\u1eed photonic v\u1edbi t\u1ed1c \u0111\u1ed9 cao, tr\u00ean m\u1ed9t di\u1ec7n t\u00edch ti\u1ebfp x\u00fac l\u1edbn. Ngo\u00e0i ra, c\u00e1c m\u1eabu c\u00f3 th\u1ec3 l\u00e0 b\u1ea5t c\u1ee9 lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0o c\u00f3 th\u1ec3 in \u0111\u01b0\u1ee3c, do \u0111\u00f3, ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn m\u1edbi c\u00f3 th\u1ec3 s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i v\u1edbi chi ph\u00ed th\u1ea5p, v\u00e0 \u0111\u1eb7c bi\u1ec7t v\u00ec m\u1ef1c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c r\u1eeda s\u1ea1ch d\u1ec5 d\u00e0ng n\u00ean tinh th\u1ec3 quang t\u1eed ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c.<\/p>\n

Brossard cho bi\u1ebft: K\u1ef9 thu\u1eadt n\u00e0y m\u1edf ra c\u00e1nh c\u1eeda hy v\u1ecdng, mang l\u1ea1i nhi\u1ec1u c\u01a1 h\u1ed9i trong l\u0129nh v\u1ef1c khoa h\u1ecdc c\u01a1 b\u1ea3n v\u00e0 \u1ee9ng d\u1ee5ng, m\u1ed9t trong nh\u1eefng h\u01b0\u1edbng \u1ee9ng d\u1ee5ng ti\u1ec1m n\u0103ng l\u00e0 nh\u1eb1m ph\u00e1t hi\u1ec7n ra l\u01b0\u1ee3ng nh\u1ecf c\u00e1c ph\u00e2n t\u1eed sinh h\u1ecdc nh\u01b0 virut ho\u1eb7c t\u1ebf b\u00e0o ung th\u01b0. C\u00f4ng ngh\u1ec7 n\u00e0y c\u00f2n \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 r\u1ea5t h\u1eefu \u00edch ph\u1ee5c v\u1ee5 nghi\u00ean c\u1ee9u m\u1ed9t s\u1ed1 hi\u1ec7n t\u01b0\u1ee3ng c\u01a1 b\u1ea3n c\u00f3 s\u1ef1 t\u01b0\u01a1ng t\u00e1c r\u1ea5t m\u1ea1nh gi\u1eefa \u00e1nh s\u00e1ng v\u00e0 c\u00e1c h\u1ea1t hay v\u1eadt ch\u1ea5t trong v\u1eadt li\u1ec7u m\u1edbi v\u00e0 t\u1ea1o ra laser. \u0110\u1eb7c bi\u1ec7t, c\u00f4ng ngh\u1ec7 m\u1edbi c\u0169ng cho ph\u00e9p t\u1ea1o ra c\u00e1c m\u1ea1ch tu\u1ea7n ho\u00e0n quang h\u1ecdc si\u00eau nh\u1ecf \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u00e1nh s\u00e1ng v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thay \u0111\u1ed5i b\u1eb1ng k\u1ef9 thu\u1eadt in phun s\u1eed d\u1ee5ng khu\u00f4n l\u00e0 tinh th\u1ec3 quang t\u1eed.<\/p>\n

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

M\u1ed9t nh\u00f3m c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ebfn t\u1eeb tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Cambridge v\u00e0 Ph\u00f2ng th\u00ed nghi\u1ec7m Hitachi Cambridge \u0111\u00e3 h\u1ee3p t\u00e1c ph\u00e1t tri\u1ec3n m\u1ed9t chi\u1ebfc “b\u00fat m\u1ef1c\u201d si\u00eau nh\u1ecf d\u00f9ng \u0111\u1ec3 v\u1ebd n\u00ean nh\u1eefng c\u1ea5u tr\u00fac \u0111\u1ee7 nh\u1ecf \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 khai th\u00e1c \u00e1nh s\u00e1ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt in s\u1eb5n c\u00f3 […]<\/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-7822","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\/7822","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=7822"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/7822\/revisions"}],"predecessor-version":[{"id":7823,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/7822\/revisions\/7823"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=7822"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=7822"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=7822"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}