{"id":28572,"date":"2019-07-19T18:54:00","date_gmt":"2019-07-19T11:54:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28572"},"modified":"2021-10-03T18:55:18","modified_gmt":"2021-10-03T11:55:18","slug":"cac-nha-nghien-cuu-tim-ra-vi-khuan-co-the-tao-ra-sieu-vat-lieu-ky-dieu","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/cac-nha-nghien-cuu-tim-ra-vi-khuan-co-the-tao-ra-sieu-vat-lieu-ky-dieu\/","title":{"rendered":"C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u00ecm ra vi khu\u1ea9n c\u00f3 th\u1ec3 t\u1ea1o ra si\u00eau v\u1eadt li\u1ec7u k\u1ef3 di\u1ec7u"},"content":{"rendered":"\n

D\u00e2n tr\u00ed<\/p>\n\n\n\n

 Si\u00eau v\u1eadt li\u1ec7u graphene l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u m\u1edbi \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t minh ra, v\u1edbi nhi\u1ec1u \u01b0u \u0111i\u1ec3m nh\u01b0 m\u1ecfng nh\u1eb9, si\u00eau b\u1ec1n v\u00e0 si\u00eau c\u1ee9ng. M\u1edbi \u0111\u00e2y, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 t\u00ecm ra m\u1ed9t c\u00e1ch \u0111\u1ec3 s\u1ea3n xu\u1ea5t v\u1edbi gi\u00e1 th\u00e0nh c\u1ef1c r\u1ebb nh\u1edd s\u1ef1 tr\u1ee3 gi\u00fap c\u1ee7a\u2026 vi khu\u1ea9n.<\/h2>\n\n\n\n

Khi tr\u1ed9n v\u1edbi than ch\u00ec b\u1ecb oxy h\u00f3a, lo\u1ea1i vi khu\u1ea9n Shewanella oneidensis lo\u1ea1i b\u1ecf h\u1ea7u h\u1ebft c\u00e1c nh\u00f3m oxy v\u00e0 \u0111\u1ec3 l\u1ea1i graphene d\u1eabn \u0111i\u1ec7n ph\u00eda sau. N\u00f3 r\u1ebb h\u01a1n, nhanh h\u01a1n v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng h\u01a1n c\u00e1c k\u1ef9 thu\u1eadt hi\u1ec7n c\u00f3 \u0111\u1ec3 ch\u1ebf t\u1ea1o v\u1eadt li\u1ec7u.<\/p>\n\n\n\n

\"C\u00e1c
Vi khu\u1ea9n c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 t\u1ea1o ra si\u00eau v\u1eadt li\u1ec7u Graphene v\u1edbi gi\u00e1 r\u1ebb.<\/figcaption><\/figure>\n\n\n\n

S\u1eed d\u1ee5ng quy tr\u00ecnh n\u00e0y, ch\u00fang ta c\u00f3 th\u1ec3 t\u1ea1o ra graphene \u1edf quy m\u00f4 c\u1ea7n thi\u1ebft cho th\u1ebf h\u1ec7 ti\u1ebfp theo c\u1ee7a m\u00e1y t\u00ednh v\u00e0 c\u00e1c thi\u1ebft b\u1ecb y t\u1ebf.<\/p>\n\n\n\n

“\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf, b\u1ea1n c\u1ea7n s\u1ed1 l\u01b0\u1ee3ng l\u1edbn”, nh\u00e0 sinh v\u1eadt h\u1ecdc Anne Meyer t\u1eeb \u0110\u1ea1i h\u1ecdc Rochester \u1edf New York n\u00f3i.<\/p>\n\n\n\n

Th\u1ef1c t\u1ebf, s\u1ea3n xu\u1ea5t v\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn si\u00eau v\u1eadt li\u1ec7u n\u00e0y l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c v\u00e0 th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn graphene d\u00e0y v\u00e0 k\u00e9m tinh khi\u1ebft h\u01a1n.<\/p>\n\n\n\n

Tuy nhi\u00ean, s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p m\u1edbi, Meyer v\u00e0 c\u00e1c \u0111\u1ed3ng nghi\u1ec7p c\u1ee7a m\u00ecnh \u0111\u00e3 c\u00f3 th\u1ec3 t\u1ea1o ra graphene m\u1ecfng h\u01a1n, \u1ed5n \u0111\u1ecbnh h\u01a1n v\u00e0 b\u1ec1n h\u01a1n so v\u1edbi graphene \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n

Do quy tr\u00ecnh s\u1ea3n xu\u1ea5t vi khu\u1ea9n th\u01b0\u1eddng \u0111\u1ec3 l\u1ea1i c\u00e1c nh\u00f3m oxy nh\u1ea5t \u0111\u1ecbnh, graphene thu \u0111\u01b0\u1ee3c r\u1ea5t ph\u00f9 h\u1ee3p \u0111\u1ec3 c\u00f3 th\u1ec3 li\u00ean k\u1ebft v\u1edbi c\u00e1c ph\u00e2n t\u1eed c\u1ee5 th\u1ec3.<\/p>\n\n\n\n

Graphene l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng b\u0103ng d\u00ednh \u0111\u1ec3 tr\u00edch xu\u1ea5t t\u1eeb c\u00e1c kh\u1ed1i than ch\u00ec. Ng\u00e0y nay, n\u00f3 \u0111\u01b0\u1ee3c t\u1ea1o ra th\u00f4ng qua m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc kh\u00e1c nhau \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho than ch\u00ec ho\u1eb7c graphene oxide, nh\u01b0ng k\u1ef9 thu\u1eadt m\u1edbi \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n n\u00e0y c\u00f3 th\u1ec3 l\u00e0 ph\u01b0\u01a1ng ph\u00e1p h\u1ee9a h\u1eb9n h\u01a1n c\u1ea3.<\/p>\n\n\n\n

V\u00ec \u0111\u00e2y l\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ea7u ti\u00ean s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn vi khu\u1ea9n, n\u00ean c\u1ea7n ph\u1ea3i nghi\u00ean c\u1ee9u th\u00eam tr\u01b0\u1edbc khi c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng v\u00e0 s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e2y d\u1ef1ng th\u1ebf h\u1ec7 m\u00e1y t\u00ednh x\u00e1ch tay ti\u1ebfp theo.<\/p>\n\n\n\n

“V\u1eadt li\u1ec7u graphene \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb vi khu\u1ea9n c\u1ee7a ch\u00fang t\u00f4i s\u1ebd d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00f9 h\u1ee3p t\u1ed1t h\u01a1n nhi\u1ec1u \u0111\u1ec3 ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m”, Meyer n\u00f3i.<\/p>\n","protected":false},"excerpt":{"rendered":"

D\u00e2n tr\u00ed  Si\u00eau v\u1eadt li\u1ec7u graphene l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u m\u1edbi \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t minh ra, v\u1edbi nhi\u1ec1u \u01b0u \u0111i\u1ec3m nh\u01b0 m\u1ecfng nh\u1eb9, si\u00eau b\u1ec1n v\u00e0 si\u00eau c\u1ee9ng. M\u1edbi \u0111\u00e2y, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 t\u00ecm ra m\u1ed9t c\u00e1ch \u0111\u1ec3 s\u1ea3n xu\u1ea5t v\u1edbi gi\u00e1 th\u00e0nh c\u1ef1c r\u1ebb nh\u1edd s\u1ef1 tr\u1ee3 gi\u00fap […]<\/p>\n","protected":false},"author":23,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-28572","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\/28572","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\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=28572"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28572\/revisions"}],"predecessor-version":[{"id":28573,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28572\/revisions\/28573"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28572"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28572"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28572"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}