{"id":7794,"date":"2017-11-02T00:47:47","date_gmt":"2017-11-01T17:47:47","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=7794"},"modified":"2017-12-04T00:48:51","modified_gmt":"2017-12-03T17:48:51","slug":"cua-so-nang-luong-mat-troi-am-len-trong-dieu-kien-thoi-tiet-lanh","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/cua-so-nang-luong-mat-troi-am-len-trong-dieu-kien-thoi-tiet-lanh\/","title":{"rendered":"C\u1eeda s\u1ed5 n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u1ea5m l\u00ean trong \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft l\u1ea1nh"},"content":{"rendered":"

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

M\u1ed9t nh\u00f3m nghi\u00ean c\u1ee9u qu\u1ed1c t\u1ebf \u0111\u00e3 t\u00ecm \u0111\u01b0\u1ee3c c\u00e1ch bi\u1ebfn \u0111\u1ed5i c\u1eeda s\u1ed5 b\u00ecnh th\u01b0\u1eddng th\u00e0nh m\u00e1y s\u01b0\u1edfi s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u0111\u1ec3 t\u0103ng nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u1eeda s\u1ed5 th\u00eam 15 \u0111\u1ed9 F trong \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft l\u1ea1nh. C\u00e1c nh\u00e0 khoa h\u1ecdc hy v\u1ecdng b\u1ec1 m\u1eb7t nhi\u1ec7t m\u1eb7t tr\u1eddi m\u1edbi s\u1ebd gi\u00fap ti\u1ebft ki\u1ec7m \u0111\u00e1ng k\u1ec3 n\u0103ng l\u01b0\u1ee3ng th\u00f4ng qua gi\u1ea3m chi ph\u00ed s\u01b0\u1edfi \u1ea5m.<\/p>\n

Nh\u00f3m nghi\u00ean c\u1ee9u do Alexandre Dmitriev t\u1ea1i Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Gothenburg d\u1eabn \u0111\u1ea7u, c\u00f9ng v\u1edbi c\u00e1c c\u1ed9ng s\u1ef1 \u0111\u1ebfn t\u1eeb m\u1ed9t s\u1ed1 tr\u01b0\u1eddng \u0111\u1ea1i h\u1ecdc \u1edf Th\u1ee5y \u0110i\u1ec3n, Trung Qu\u1ed1c, Iran v\u00e0 Hoa K\u1ef3, \u0111\u00e3 c\u00f4ng b\u1ed1 nghi\u00ean c\u1ee9u v\u1ec1 b\u1ec1 m\u1eb7t nhi\u1ec7t m\u1eb7t tr\u1eddi tr\u00ean t\u1ea1p ch\u00ed Nano Letters s\u1ed1 ra g\u1ea7n \u0111\u00e2y.<\/p>\n

Theo Dmitriev, nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 \u0111\u01b0a ra m\u1ed9t ph\u01b0\u01a1ng th\u1ee9c \u0111\u01a1n gi\u1ea3n, r\u1ebb ti\u1ec1n v\u00e0 hi\u1ec7u qu\u1ea3 \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i c\u1eeda s\u1ed5 k\u00ednh th\u00f4ng th\u01b0\u1eddng th\u00e0nh m\u00e0n h\u00ecnh nhi\u1ec7t ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi, s\u1ebd l\u00e0m thay \u0111\u1ed5i l\u1edbn m\u1ee9c \u0111\u1ed9 c\u00e2n b\u1eb1ng nhi\u1ec7t c\u1ee7a c\u00e1c kh\u00f4ng gian s\u1ed1ng v\u00e0 l\u00e0m vi\u1ec7c, \u0111\u1eb7c bi\u1ec7t trong b\u1ed1i c\u1ea3nh c\u1eeda s\u1ed5 k\u00ednh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ng\u00e0y c\u00e0ng nhi\u1ec1u trong ki\u1ebfn tr\u00fac hi\u1ec7n \u0111\u1ea1i.<\/p>\n

C\u00e1c b\u1ec1 m\u1eb7t k\u00ednh c\u0169ng l\u00e0 m\u1ed9t trong s\u1ed1 c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a c\u00f4ng ngh\u1ec7 nano, v\u00ec c\u00e1c th\u00e0nh ph\u1ea7n ch\u1ee9c n\u0103ng ch\u00ednh l\u00e0 \u0103ng-ten nano plasmon. C\u00e1c \u0103ng-ten nh\u1ecf n\u00e0y \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb c\u00e1c k\u1ebft c\u1ea5u l\u1edbp oxit niken-nh\u00f4m c\u00f3 h\u00ecnh e l\u00edp nano. V\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ee7a c\u00e1c dao \u0111\u1ed9ng \u0111i\u1ec7n t\u1eed ho\u1eb7c plasmon b\u1ec1 m\u1eb7t, c\u00e1c \u0103ng-ten nano h\u1ea5p th\u1ee5 m\u1ea1nh \u00e1nh s\u00e1ng m\u1ea1nh, l\u00e0m n\u00f3ng to\u00e0n b\u1ed9 b\u1ec1 m\u1eb7t.<\/p>\n

Trong nghi\u00ean c\u1ee9u m\u1edbi, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 ch\u1ee9ng minh, khi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi t\u1ecfa s\u00e1ng tr\u00ean b\u1ec1 m\u1eb7t, \u00e1nh s\u00e1ng \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 t\u1eeb m\u1eb7t tr\u01b0\u1edbc (c\u00f3 \u0103ng-ten) hi\u1ec7u qu\u1ea3 h\u01a1n m\u1eb7t sau (b\u1ec1 m\u1eb7t). H\u01b0\u1edbng h\u1ea5p th\u1ee5 \u00e1nh s\u00e1ng n\u00e0y l\u00e0m cho b\u1ec1 m\u1eb7t ph\u00f9 h\u1ee3p \u0111\u1ec3 \u1ee9ng d\u1ee5ng cho c\u1eeda s\u1ed5, v\u00ec \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 hi\u1ec7u qu\u1ea3 nh\u1ea5t t\u1eeb b\u00ean ngo\u00e0i. Ngo\u00e0i ra, c\u00e1c b\u1ec1 m\u1eb7t c\u00f3 \u0111\u1ed9 trong su\u1ed1t cao, c\u00f3 v\u1ebb nh\u01b0 kh\u00f4ng m\u00e0u v\u00e0 g\u1ea7n nh\u01b0 ho\u00e0n to\u00e0n b\u1ea3o v\u1ec7 quang ph\u1ed5 m\u00e0u c\u1ee7a \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi.<\/p>\n

Theo gi\u1ea3i th\u00edch c\u1ee7a c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u, c\u1eeda s\u1ed5 l\u1ea1nh t\u00e1c \u0111\u1ed9ng l\u1edbn \u0111\u1ebfn kh\u1ea3 n\u0103ng s\u01b0\u1edfi \u1ea5m t\u00f2a nh\u00e0. Nguy\u00ean nh\u00e2n l\u00e0 do khi m\u1ed9t ng\u01b0\u1eddi ng\u1ed3i b\u00ean c\u1ea1nh c\u1eeda s\u1ed5 l\u1ea1nh, ng\u01b0\u1eddi \u0111\u00f3 t\u1ecfa nhi\u1ec7t c\u01a1 th\u1ec3 v\u1ec1 ph\u00eda c\u1eeda s\u1ed5 v\u00e0 c\u1eeda s\u1ed5 ho\u1ea1t \u0111\u1ed9ng gi\u1ed1ng nh\u01b0 “b\u1ed9 t\u1ea3n nhi\u1ec7t”. \u0110\u1ec3 b\u00f9 \u0111\u1eafp cho s\u1ef1 m\u1ea5t nhi\u1ec7t n\u00e0y, nhi\u1ec7t \u0111\u1ed9 trong nh\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c t\u0103ng l\u00ean \u0111\u1ec3 duy tr\u00ec m\u1ed9t m\u00f4i tr\u01b0\u1eddng tho\u1ea3i m\u00e1i. Khi b\u1ec1 m\u1eb7t c\u1eeda s\u1ed5 m\u1edbi c\u00f3 th\u1ec3 l\u00e0m t\u0103ng nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u1eeda s\u1ed5 l\u00ean v\u00e0i \u0111\u1ed9, n\u00f3 c\u00f3 ti\u1ec1m n\u0103ng ti\u1ebft ki\u1ec7m nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng.<\/p>\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u hy v\u1ecdng b\u1ec1 m\u1eb7t m\u1edbi s\u1ebd c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c ngo\u00e0i c\u1eeda s\u1ed5. C\u00e1c \u0103ng-ten nano c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c g\u1eafn l\u00ean b\u1ea5t k\u1ef3 b\u1ec1 m\u1eb7t n\u00e0o ho\u1eb7c \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i tr\u1ef1c ti\u1ebfp l\u00ean m\u1ecdi b\u1ec1 m\u1eb7t \u0111\u1ec3 b\u1ea3o v\u1ec7 h\u01b0\u1edbng h\u1ea5p th\u1ee5. Ch\u00fang c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u, c\u0169ng nh\u01b0 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 h\u1ea5p th\u1ee5 \u00e1nh s\u00e1ng c\u00f3 b\u01b0\u1edbc s\u00f3ng kh\u00e1c nhau, l\u00e0m thay \u0111\u1ed5i m\u00e0u s\u1eafc c\u1ee7a ch\u00fang.<\/p>\n

Trong t\u01b0\u01a1ng lai, c\u00e1c nh\u00e0 khoa h\u1ecdc s\u1ebd nghi\u00ean c\u1ee9u \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 gia t\u0103ng nhi\u1ec7t \u0111\u1ed9 th\u1eadm ch\u00ed \u1edf m\u1ee9c cao h\u01a1n b\u1eb1ng c\u00e1ch cho ph\u00e9p h\u1ea5p th\u1ee5 b\u1ee9c x\u1ea1 c\u1ef1c t\u00edm v\u00e0 h\u1ed3ng ngo\u1ea1i g\u1ea7n, c\u1ea5u th\u00e0nh m\u1ed9t ph\u1ea7n l\u1edbn c\u1ee7a b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi.<\/p>\n

\u00a0(NASATI)<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

M\u1ed9t nh\u00f3m nghi\u00ean c\u1ee9u qu\u1ed1c t\u1ebf \u0111\u00e3 t\u00ecm \u0111\u01b0\u1ee3c c\u00e1ch bi\u1ebfn \u0111\u1ed5i c\u1eeda s\u1ed5 b\u00ecnh th\u01b0\u1eddng th\u00e0nh m\u00e1y s\u01b0\u1edfi s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi \u0111\u1ec3 t\u0103ng nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u1eeda s\u1ed5 th\u00eam 15 \u0111\u1ed9 F trong \u0111i\u1ec1u ki\u1ec7n th\u1eddi ti\u1ebft l\u1ea1nh. C\u00e1c nh\u00e0 khoa h\u1ecdc hy v\u1ecdng b\u1ec1 m\u1eb7t nhi\u1ec7t m\u1eb7t tr\u1eddi m\u1edbi s\u1ebd […]<\/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-7794","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\/7794","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=7794"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/7794\/revisions"}],"predecessor-version":[{"id":7795,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/7794\/revisions\/7795"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=7794"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=7794"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=7794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}