{"id":5658,"date":"2016-06-10T17:28:55","date_gmt":"2016-06-10T10:28:55","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=5658"},"modified":"2017-10-03T09:00:34","modified_gmt":"2017-10-03T02:00:34","slug":"dai-hoc-harvard-phat-trien-la-bionic-quang-hop-nhan-tao-voi-hieu-suat-cao-hon-ca-la-that","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/dai-hoc-harvard-phat-trien-la-bionic-quang-hop-nhan-tao-voi-hieu-suat-cao-hon-ca-la-that\/","title":{"rendered":"\u0110\u1ea1i h\u1ecdc Harvard ph\u00e1t tri\u1ec3n l\u00e1 bionic quang h\u1ee3p nh\u00e2n t\u1ea1o v\u1edbi hi\u1ec7u su\u1ea5t cao h\u01a1n c\u1ea3 l\u00e1 th\u1eadt"},"content":{"rendered":"

T\u1eadn d\u1ee5ng m\u1ed9t lo\u1ea1i vi khu\u1ea9n c\u00f3 kh\u1ea3 n\u0103ng ti\u00eau th\u1ee5 hydro, m\u1ed9t h\u1ec7 th\u1ed1ng d\u00f9ng cobalt t\u00e1ch n\u01b0\u1edbc th\u00e0nh hydro, oxy v\u00e0 m\u1ed9t c\u1eb7p \u0111i\u1ec7n c\u1ef1c, c\u00e1c nh\u00e0 khoa h\u1ecdc Harvard \u0111\u00e3 ph\u00e1t tri\u1ec3n th\u00e0nh c\u00f4ng m\u1ed9t chi\u1ebfc l\u00e1 nh\u00e2n t\u1ea1o v\u1edbi kh\u1ea3 n\u0103ng chuy\u1ec3n h\u00f3a \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi th\u00e0nh nhi\u00ean li\u1ec7u v\u1edbi hi\u1ec7u su\u1ea5t l\u00ean t\u1edbi 10% – cao h\u01a1n c\u1ea3 l\u00e1 th\u1eadt ngo\u00e0i t\u1ef1 nhi\u00ean. Khi cho d\u00f2ng \u0111i\u1ec7n ch\u1ea1y qua h\u1ec7 th\u1ed1ng b\u00e1n sinh h\u1ecdc n\u00e0y, c\u00e1c \u0111i\u1ec7n c\u1ef1c s\u1ebd bi\u1ebfn n\u01b0\u1edbc th\u00e0nh hydro l\u1ecfng d\u00f9ng l\u00e0m nhi\u00ean li\u1ec7u, \u0111\u1ed3ng th\u1eddi t\u1ea1o n\u00ean c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u1eddng.<\/strong><\/p>\n

\"\"<\/p>\n

Ng\u01b0\u1eddi ta th\u01b0\u1eddng g\u1ecdi th\u1ef1c v\u1eadt l\u00e0 m\u1ed9t nh\u00e0 m\u00e1y n\u0103ng l\u01b0\u1ee3ng b\u1edfi t\u1eeb h\u00e0ng tri\u1ec7u n\u0103m tr\u01b0\u1edbc n\u00f3 \u0111\u00e3 c\u00f3 kh\u1ea3 n\u0103ng chuy\u1ec3n h\u00f3a ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng v\u00f4 t\u1eadn t\u1eeb \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi qua qu\u00e1 tr\u00ecnh quang h\u1ee3p. B\u1edfi th\u1ebf, con ng\u01b0\u1eddi lu\u00f4n mong mu\u1ed1n \u0111\u01b0\u1ee3c l\u00e0m ch\u1ee7 qu\u00e1 tr\u00ecnh n\u00e0y, ngh\u0129a l\u00e0 t\u1ea1o n\u00ean m\u1ed9t h\u1ec7 th\u1ed1ng quang h\u1ee3p nh\u00e2n t\u1ea1o nh\u1eb1m d\u1ea7n d\u1ea7n kh\u00f4ng c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch v\u1ed1n c\u00f3 qu\u00e1 nhi\u1ec1u v\u1ea5n \u0111\u1ec1 v\u1ec1 m\u00f4i tr\u01b0\u1eddng. Trong n\u1ed7 l\u1ef1c \u0111\u00f3, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc Harvard d\u1eabn \u0111\u1ea7u b\u1edfi gi\u00e1o s\u01b0 Daniel Nocera \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t h\u1ec7 th\u1ed1ng quang h\u1ee3p nh\u00e2n t\u1ea1o b\u00e1n sinh h\u1ecdc.<\/p>\n

Trong b\u00e1o c\u00e1o ph\u00e1t \u0111i m\u1edbi \u0111\u00e2y, gi\u00e1o s\u01b0 Nocera cho bi\u1ebft: “Ch\u00fang t\u00f4i \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t h\u1eb1ng m\u01a1 \u01b0\u1edbc c\u1ee7a qu\u00e1 tr\u00ecnh quang h\u1ee3p trong t\u1ef1 nhi\u00ean. N\u1ebfu b\u1ea1n ngh\u0129 v\u1ec1 n\u00f3 r\u00f5 r\u00e0ng quang h\u1ee3p l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh tuy\u1ec7t v\u1eddi. Ch\u1ec9 c\u1ea7n l\u1ea5y \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi, n\u01b0\u1edbc v\u00e0 kh\u00f4ng kh\u00ed, sau \u0111\u00f3 nh\u00ecn m\u1ed9t c\u00e1i c\u00e2y. \u0110\u00f3 ch\u00ednh x\u00e1c l\u00e0 nh\u1eefng g\u00ec ch\u00fang t\u00f4i \u0111\u00e3 l\u00e0m, nh\u01b0ng th\u1eadm ch\u00ed ch\u00fang t\u00f4i c\u00f2n l\u00e0m t\u1ed1t h\u01a1n b\u1edfi l\u1ea7n l\u01b0\u1ee3t bi\u1ebfn t\u1ea5t c\u1ea3 nh\u1eefng th\u1ee9 \u0111\u00f3 th\u00e0nh n\u0103ng l\u01b0\u1ee3ng.”<\/p>\n

Nh\u00f3m nghi\u00ean c\u1ee9u g\u1ecdi h\u1ec7 th\u1ed1ng quang h\u1ee3p nh\u00e2n t\u1ea1o n\u00e0y l\u00e0 “l\u00e1 bionic 2.0” b\u1edfi c\u00e1ch \u0111\u00e2y v\u00e0i n\u0103m, h\u1ecd \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t chi\u1ebfc l\u00e1 nh\u00e2n t\u1ea1o c\u00f3 th\u1ec3 ti\u1ebfn h\u00e0nh qu\u00e1 tr\u00ecnh quang h\u1ee3p, tuy nhi\u00ean sau qu\u00e1 tr\u00ecnh th\u00ec chi\u1ebfc l\u00e1 n\u00e0y c\u0169ng kh\u00f4ng c\u00f2n s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c. \u1ede phi\u00ean b\u1ea3n m\u1edbi, h\u1ecd s\u1eed d\u1ee5ng m\u1ed9t lo\u1ea1i vi khu\u1ea9n mang t\u00ean Ralstonia eutropha \u0111\u1ec3 \u0111\u1ea3m nh\u1eadn giai \u0111o\u1ea1n cu\u1ed1i c\u1ee7a qu\u00e1 tr\u00ecnh chuy\u1ec3n c\u00e1c s\u1ea3n ph\u1ea9m quang h\u1ee3p th\u00e0nh nhi\u00ean li\u1ec7u l\u1ecfng. Tuy nhi\u00ean, h\u1ecd v\u1eabn s\u1eed d\u1ee5ng m\u1ed9t s\u1ed1 x\u00fac t\u00e1c kim lo\u1ea1i nh\u01b0 nickel, molypden v\u00e0 k\u1ebdm v\u1ed1n gi\u1ebft ch\u1ebft vi khu\u1ea9n.<\/p>\n

Th\u1ef1c ra tr\u00ean th\u1ebf gi\u1edbi c\u0169ng c\u00f3 kh\u00f4ng \u00edt c\u00e1c nh\u00f3m nghi\u00ean c\u1ee9u kh\u00e1c tham gia v\u00e0o cu\u1ed9c \u0111ua quang h\u1ee3p nh\u00e2n t\u1ea1o nh\u01b0ng th\u00e0nh c\u00f4ng v\u1eabn ch\u1ec9 \u1edf m\u1ee9c v\u1eeba ph\u1ea3i. \u0110a ph\u1ea7n \u0111\u1ec1u v\u1ea5p ph\u1ea3i c\u00f9ng m\u1ed9t v\u1ea5n \u0111\u1ec1: m\u1eb7c d\u00f9 vi\u1ec7c t\u1ea1o ra m\u1ed9t s\u1ea3n ph\u1ea9m quang h\u1ee3p nh\u00e2n t\u1ea1o l\u00e0 kh\u00e1 \u0111\u01a1n gi\u1ea3n, nh\u01b0ng khi mu\u1ed1n chuy\u1ec3n h\u00f3a c\u00e1c s\u1ea3n ph\u1ea9m hydro cu\u1ed1i c\u00f9ng th\u00e0nh nhi\u00ean li\u1ec7u c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c th\u00ec kh\u00f4ng th\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c t\u00ednh kh\u00e9p k\u00edn c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n

V\u00e0 \u1edf h\u1ec7 th\u1ed1ng m\u1edbi, gi\u00e1o s\u01b0 Nocera v\u00e0 nh\u00f3m c\u1ee7a \u00f4ng \u0111\u00e3 ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n h\u1ec7 th\u1ed1ng l\u00e1 bionic c\u1ee7a h\u1ecd \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t cao h\u01a1n. D\u00f9 v\u1eady, b\u01b0\u1edbc cu\u1ed1i c\u00f9ng to\u00e0n b\u1ed9 vi khu\u1ea9n v\u1eabn ph\u1ea3i b\u1ecb ti\u00eau di\u1ec7t do c\u00f3 s\u1eed d\u1ee5ng h\u1ed7n h\u1ee3p coban v\u00e0 ph\u1ed1t pho. Sau \u0111\u00f3, h\u1ecd \u0111\u01b0a m\u1ed9t \u0111i\u1ec7n th\u1ebf th\u1ea5p v\u00e0o chi\u1ebfc l\u00e1 \u0111\u1ec1 \u0111\u1ea9y m\u1ea1nh hi\u1ec7u su\u1ea5t c\u1ee7a qu\u00e1 tr\u00ecnh. Trong t\u1ef1 nhi\u00ean, h\u1ea7u h\u1ebft c\u00e1c lo\u00e0i th\u1ef1c v\u1eadt \u0111\u1ec1u kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 hi\u1ec7u su\u1ea5t 1% v\u00e0 ngay c\u1ea3 nh\u1eefng lo\u00e0i vi t\u1ea3o c\u0169ng ch\u1ec9 \u0111\u1ea1t m\u1ed1c 5%. Tuy nhi\u00ean chi\u1ebfc l\u00e1 nh\u00e2n t\u1ea1o ho\u00e0n to\u00e0n b\u1eb1ng kim lo\u1ea1i v\u00e0 nh\u1eefng con vi khu\u1ea9n \u0111\u00e3 \u0111\u1ea1t t\u1edbi hi\u1ec7u su\u1ea5t 10% – \u0111i\u1ec1u ch\u01b0a t\u1eebng th\u1ea5y trong t\u1ef1 nhi\u00ean.<\/p>\n

Gi\u00e1o s\u01b0 Nocera cho bi\u1ebft “\u0111\u00e2y l\u00e0 m\u1ed9t kh\u00e1m ph\u00e1 c\u1ef1c k\u1ef3 quan tr\u1ecdng b\u1edfi n\u00f3 minh ch\u1ee9ng cho ch\u00fang ta r\u1eb1ng qu\u00e1 tr\u00ecnh quang h\u1ee3p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n h\u01a1n. \u0110\u1ed3ng th\u1eddi ch\u00fang t\u00f4i c\u0169ng mu\u1ed1n mang c\u00f4ng ngh\u1ec7 n\u00e0y \u0111\u1ec3 ph\u00e1t tri\u1ec3n th\u1ebf gi\u1edbi. Th\u1eadt v\u1eady, thi\u1ebfu n\u0103ng l\u01b0\u1ee3ng lkaf m\u1ed9t v\u1ea5n \u0111\u1ec1 nghi\u1ec7m trong \u0111\u1ed1i v\u1edbi c\u00e1c n\u01b0\u1edbc \u0111ang ph\u00e1t tri\u1ec3n. H\u01a1n 1,3 t\u1ef7 ng\u01b0\u1eddi v\u1eabn c\u00f2n s\u1ed1ng kh\u00f4ng c\u00f3 \u0111i\u1ec7n trong khi m\u1ed9t n\u1eeda th\u1ebf gi\u1edbi v\u1eabn c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o ngu\u1ed3n nhi\u00ean li\u1ec7u b\u1ea9n \u0111\u1ec3 n\u1ea5u \u0103n. \u0110\u00e2y kh\u00f4ng ch\u1ec9 t\u1ea1o n\u00ean ngu\u1ed3n \u00f4 nhi\u1ec5m kh\u00f4ng kh\u00ed trong nh\u00e0 m\u00e0 c\u00f2n g\u00e2y ra 2 tri\u1ec7u c\u00e1i ch\u1ebft m\u1ed7i n\u0103m. V\u00e0 chi\u1ebfc l\u00e1 c\u1ee7a ch\u00fang t\u00f4i c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch ng\u0103n ch\u1eb7n nh\u1eefng c\u00e1i ch\u1ebft n\u00f3i tr\u00ean.”<\/p>\n

Tham kh\u1ea3o Csmonitor, Science\u200b<\/em><\/strong><\/p>\n

Ngu\u1ed3n tinhte.vn<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

T\u1eadn d\u1ee5ng m\u1ed9t lo\u1ea1i vi khu\u1ea9n c\u00f3 kh\u1ea3 n\u0103ng ti\u00eau th\u1ee5 hydro, m\u1ed9t h\u1ec7 th\u1ed1ng d\u00f9ng cobalt t\u00e1ch n\u01b0\u1edbc th\u00e0nh hydro, oxy v\u00e0 m\u1ed9t c\u1eb7p \u0111i\u1ec7n c\u1ef1c, c\u00e1c nh\u00e0 khoa h\u1ecdc Harvard \u0111\u00e3 ph\u00e1t tri\u1ec3n th\u00e0nh c\u00f4ng m\u1ed9t chi\u1ebfc l\u00e1 nh\u00e2n t\u1ea1o v\u1edbi kh\u1ea3 n\u0103ng chuy\u1ec3n h\u00f3a \u00e1nh s\u00e1ng M\u1eb7t Tr\u1eddi th\u00e0nh nhi\u00ean li\u1ec7u v\u1edbi […]<\/p>\n","protected":false},"author":17,"featured_media":5014,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-5658","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\/5658","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=5658"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5658\/revisions"}],"predecessor-version":[{"id":6251,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5658\/revisions\/6251"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/5014"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=5658"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=5658"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=5658"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}