{"id":28717,"date":"2019-07-31T20:47:00","date_gmt":"2019-07-31T13:47:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28717"},"modified":"2021-10-03T20:48:17","modified_gmt":"2021-10-03T13:48:17","slug":"graphene-co-the-la-chia-khoa-cho-cac-mang-loc-co2-the-he-tiep-theo","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/graphene-co-the-la-chia-khoa-cho-cac-mang-loc-co2-the-he-tiep-theo\/","title":{"rendered":"Graphene c\u00f3 th\u1ec3 l\u00e0 ch\u00eca kh\u00f3a cho c\u00e1c m\u00e0ng l\u1ecdc CO2 th\u1ebf h\u1ec7 ti\u1ebfp theo"},"content":{"rendered":"\n<p><strong>M\u1ed9t c\u00e1ch \u0111\u1ec3 c\u1eaft gi\u1ea3m l\u01b0\u1ee3ng CO2 \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb vi\u1ec7c \u0111\u1ed1t nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch v\u00e0 th\u1ea3i v\u00e0o kh\u00ed quy\u1ec3n \u0111\u00f3 l\u00e0 th\u00f4ng qua vi\u1ec7c thu gi\u1eef carbon, m\u1ed9t k\u1ef9 thu\u1eadt h\u00f3a h\u1ecdc gi\u00fap lo\u1ea1i b\u1ecf CO2 kh\u1ecfi kh\u00ed th\u1ea3i.<\/strong><\/p>\n\n\n\n<p>CO<sub>2<\/sub>&nbsp;thu \u0111\u01b0\u1ee3c sau \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf ho\u1eb7c l\u01b0u tr\u1eef \u1edf d\u1ea1ng kh\u00ed ho\u1eb7c l\u1ecfng.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/icdn.dantri.com.vn\/thumb_w\/640\/2019\/07\/31\/graphenedocx-1564529261590.jpeg\" alt=\"Graphene c\u00f3 th\u1ec3 l\u00e0 ch\u00eca kh\u00f3a cho c\u00e1c m\u00e0ng l\u1ecdc CO2 th\u1ebf h\u1ec7 ti\u1ebfp theo - 1\" title=\"Graphene c\u00f3 th\u1ec3 l\u00e0 ch\u00eca kh\u00f3a cho c\u00e1c m\u00e0ng l\u1ecdc CO2 th\u1ebf h\u1ec7 ti\u1ebfp theo - 1\"\/><figcaption>H\u00ecnh \u1ea3nh m\u00f4 t\u1ea3 c\u00e1c chu\u1ed7i polyme ch\u1ecdn l\u1ecdc CO2 neo tr\u00ean graphene c\u00f3 hi\u1ec7u qu\u1ea3 k\u00e9o CO2 t\u1eeb h\u1ed7n h\u1ee3p kh\u00ed th\u1ea3i.<\/figcaption><\/figure>\n\n\n\n<p>Vi\u1ec7c thu gi\u1eef carbon c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c m\u00e0ng hi\u1ec7u su\u1ea5t cao, l\u00e0 c\u00e1c b\u1ed9 l\u1ecdc polymer c\u00f3 th\u1ec3 \u0111\u1eb7c bi\u1ec7t lo\u1ea1i b\u1ecf CO<sub>2<\/sub>&nbsp;t\u1eeb h\u1ed7n h\u1ee3p kh\u00ed, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c kh\u00ed th\u1ea3i t\u1eeb \u1ed1ng kh\u00f3i c\u1ee7a nh\u00e0 m\u00e1y.<\/p>\n\n\n\n<p>Nh\u1eefng m\u00e0ng n\u00e0y th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng, ch\u00fang kh\u00f4ng t\u1ea1o ra ch\u1ea5t th\u1ea3i v\u00e0 c\u00f3 th\u1ec3 t\u0103ng c\u01b0\u1eddng c\u00e1c qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng theo ki\u1ec3u phi t\u1eadp trung.<\/p>\n\n\n\n<p>Ch\u00fang hi\u1ec7n \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t trong nh\u1eefng con \u0111\u01b0\u1eddng ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng nh\u1ea5t \u0111\u1ec3 gi\u1ea3m l\u01b0\u1ee3ng kh\u00ed th\u1ea3i CO<sub>2<\/sub>&nbsp;c\u1ee7a Tr\u00e1i \u0110\u1ea5t.<\/p>\n\n\n\n<p>C\u00e1c nh\u00e0 khoa h\u1ecdc (d\u1eabn \u0111\u1ea7u l\u00e0 Kumar Varoon Agrawal) t\u1ea1i Ecole Polytechnique Federale de Lausanne (EPFL) \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t lo\u1ea1i m\u00e0ng hi\u1ec7u su\u1ea5t cao m\u1edbi v\u01b0\u1ee3t qua m\u1ee5c ti\u00eau \u201cb\u1eaft gi\u1eef\u201d CO<sub>2<\/sub>&nbsp;sau khi \u0111\u1ed1t ch\u00e1y \u1edf m\u1ed9t m\u1ee9c \u0111\u00e1ng k\u1ec3.<\/p>\n\n\n\n<p>C\u00e1c m\u00e0ng l\u1ecdc d\u1ef1a tr\u00ean graphene m\u1ed9t l\u1edbp v\u1edbi l\u1edbp ch\u1ecdn l\u1ecdc m\u1ecfng h\u01a1n 20nm c\u00f3 t\u00ednh h\u00f3a h\u1ecdc cao. Ch\u00fang c\u00f3 th\u1ec3 m\u1edf \u0111\u01b0\u1eddng cho c\u00e1c m\u00e0ng hi\u1ec7u su\u1ea5t cao th\u1ebf h\u1ec7 ti\u1ebfp theo cho m\u1ed9t s\u1ed1 ph\u00e2n t\u00e1ch quan tr\u1ecdng.<\/p>\n\n\n\n<p>C\u00e1c m\u00e0ng hi\u1ec7n t\u1ea1i \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u v\u01b0\u1ee3t qu\u00e1 1000 \u0111\u01a1n v\u1ecb th\u1ea9m th\u1ea5u kh\u00ed (GPU) v\u00e0 c\u00f3 h\u1ec7 s\u1ed1 t\u00e1ch CO<sub>2<\/sub>&nbsp;\/ N<sub>2<\/sub>&nbsp;tr\u00ean 20 &#8211; m\u1ed9t th\u01b0\u1edbc \u0111o \u0111\u1ed9 \u0111\u1eb7c hi\u1ec7u thu gi\u1eef carbon.<\/p>\n\n\n\n<p>Trong khi \u0111\u00f3, c\u00e1c m\u00e0ng m\u00e0 c\u00e1c nh\u00e0 khoa h\u1ecdc EPFL \u0111\u00e3 ph\u00e1t tri\u1ec3n cho th\u1ea5y l\u01b0\u1ee3ng kh\u00ed th\u1ea3i CO<sub>2<\/sub>&nbsp;cao g\u1ea5p 6 l\u1ea7n, \u1edf m\u1ee9c 6.180 GPU v\u1edbi h\u1ec7 s\u1ed1 t\u00e1ch l\u00e0 22,5.<\/p>\n\n\n\n<p>Th\u1eadm ch\u00ed, c\u00e1c GPU \u0111\u00e3 l\u00ean t\u1edbi 11.790 khi c\u00e1c nh\u00e0 khoa h\u1ecdc k\u1ebft h\u1ee3p \u0111\u1ed9 x\u1ed1p graphene t\u1ed1i \u01b0u, k\u00edch th\u01b0\u1edbc l\u1ed7 v\u00e0 c\u00e1c nh\u00f3m ch\u1ee9c n\u0103ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ed9t c\u00e1ch \u0111\u1ec3 c\u1eaft gi\u1ea3m l\u01b0\u1ee3ng CO2 \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb vi\u1ec7c \u0111\u1ed1t nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch v\u00e0 th\u1ea3i v\u00e0o kh\u00ed quy\u1ec3n \u0111\u00f3 l\u00e0 th\u00f4ng qua vi\u1ec7c thu gi\u1eef carbon, m\u1ed9t k\u1ef9 thu\u1eadt h\u00f3a h\u1ecdc gi\u00fap lo\u1ea1i b\u1ecf CO2 kh\u1ecfi kh\u00ed th\u1ea3i. CO2&nbsp;thu \u0111\u01b0\u1ee3c sau \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf ho\u1eb7c l\u01b0u tr\u1eef \u1edf [&hellip;]<\/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-28717","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\/28717","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=28717"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28717\/revisions"}],"predecessor-version":[{"id":28720,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28717\/revisions\/28720"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28717"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28717"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28717"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}