{"id":692984,"date":"2024-11-23T13:58:01","date_gmt":"2024-11-23T12:58:01","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=692984"},"modified":"2024-11-23T13:58:01","modified_gmt":"2024-11-23T12:58:01","slug":"ong-nano-carbon-kha-nang-dan-nhiet-tuyet-voi","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/ong-nano-carbon-kha-nang-dan-nhiet-tuyet-voi\/","title":{"rendered":"\u1ed0ng Nano Carbon | Kh\u1ea3 N\u0103ng D\u1eabn Nhi\u1ec7t Tuy\u1ec7t V\u1eddi"},"content":{"rendered":"

\u1ed0ng Nano Carbon | Kh\u1ea3 N\u0103ng D\u1eabn Nhi\u1ec7t Tuy\u1ec7t V\u1eddi: T\u00ecm hi\u1ec3u v\u1ec1 kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a \u1ed1ng nano carbon v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang trong k\u1ef9 thu\u1eadt nhi\u1ec7t.<\/p>\n

\"\u1ed0ng<\/p>\n

\u1ed0ng Nano Carbon | Kh\u1ea3 N\u0103ng D\u1eabn Nhi\u1ec7t Tuy\u1ec7t V\u1eddi<\/h2>\n

\u1ed0ng nano carbon (CNTs) l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u c\u00f3 c\u1ea5u tr\u00fac d\u1ea1ng \u1ed1ng \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb c\u00e1c nguy\u00ean t\u1eed carbon. CNTs c\u00f3 nh\u1eefng \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc \u01b0u vi\u1ec7t, trong \u0111\u00f3 kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t xu\u1ea5t s\u1eafc l\u00e0 \u0111i\u1ec3m \u0111\u00e1ng ch\u00fa \u00fd nh\u1ea5t. \u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao \u1ed1ng nano carbon \u0111ang thu h\u00fat s\u1ef1 quan t\u00e2m m\u1ea1nh m\u1ebd t\u1eeb c\u1ea3 gi\u1edbi khoa h\u1ecdc l\u1eabn c\u00f4ng nghi\u1ec7p.<\/p>\n

C\u1ea5u tr\u00fac v\u00e0 t\u00ednh ch\u1ea5t<\/h2>\n

C\u1ea5u tr\u00fac c\u1ee7a \u1ed1ng nano carbon bao g\u1ed3m m\u1ed9t ho\u1eb7c nhi\u1ec1u l\u1edbp graphene cu\u1ed1n l\u1ea1i th\u00e0nh \u1ed1ng, v\u1edbi \u0111\u01b0\u1eddng k\u00ednh ch\u1ec9 v\u00e0i nanomet nh\u01b0ng chi\u1ec1u d\u00e0i c\u00f3 th\u1ec3 l\u00ean \u0111\u1ebfn h\u00e0ng micromet. C\u00f3 hai lo\u1ea1i \u1ed1ng nano carbon ch\u00ednh:<\/p>\n

<\/p>\n

  • \u1ed0ng nano carbon \u0111\u01a1n l\u1edbp (SWCNTs)<\/li>\n
  • \u1ed0ng nano carbon \u0111a l\u1edbp (MWCNTs)<\/li>\n

    <\/u1><\/p>\n

    T\u00ednh ch\u1ea5t c\u01a1 b\u1ea3n c\u1ee7a \u1ed1ng nano carbon bao g\u1ed3m \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao, kh\u1ea3 n\u0103ng d\u1eabn \u0111i\u1ec7n v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t v\u01b0\u1ee3t tr\u1ed9i v\u1edbi h\u1ec7 s\u1ed1 d\u1eabn nhi\u1ec7t (k) c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u1ebfn \\(5000 \\; W\/mK\\).<\/p>\n

    Kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t tuy\u1ec7t v\u1eddi<\/h2>\n

    CNTs c\u00f3 kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t v\u01b0\u1ee3t tr\u1ed9i nh\u1edd v\u00e0o c\u1ea5u tr\u00fac \u0111\u1ed3ng nh\u1ea5t v\u00e0 s\u1ef1 c\u1ed9ng h\u01b0\u1edfng trong m\u1ea1ng l\u01b0\u1edbi carbon. \u0110i\u1ec1u n\u00e0y gi\u00fap cho c\u00e1c phonon, hay c\u00f2n g\u1ecdi l\u00e0 “h\u1ea1t \u00e2m thanh” (quasi-particles), c\u00f3 th\u1ec3 di chuy\u1ec3n m\u00e0 kh\u00f4ng g\u1eb7p nhi\u1ec1u c\u1ea3n tr\u1edf, l\u00e0m gi\u1ea3m s\u1ef1 t\u00e1n x\u1ea1 v\u00e0 gi\u00fap nhi\u1ec7t \u0111\u01b0\u1ee3c truy\u1ec1n \u0111i nhanh h\u01a1n.<\/p>\n

    <\/p>\n

  • \u1ed0ng nano carbon \u0111\u01a1n l\u1edbp (SWCNTs) c\u00f3 h\u1ec7 s\u1ed1 d\u1eabn nhi\u1ec7t \u01b0\u1edbc t\u00ednh t\u1eeb 2000 \u0111\u1ebfn 3500 W\/mK.<\/li>\n
  • \u1ed0ng nano carbon \u0111a l\u1edbp (MWCNTs) c\u00f3 h\u1ec7 s\u1ed1 d\u1eabn nhi\u1ec7t c\u0169ng r\u1ea5t cao, dao \u0111\u1ed9ng t\u1eeb 1500 \u0111\u1ebfn 3000 W\/mK.<\/li>\n

    <\/o1><\/p>\n

    \u1ee8ng D\u1ee5ng c\u1ee7a \u1ed0ng Nano Carbon<\/h2>\n

    V\u1edbi kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t tuy\u1ec7t v\u1eddi, \u1ed1ng nano carbon c\u00f3 r\u1ea5t nhi\u1ec1u \u1ee9ng d\u1ee5ng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau:<\/p>\n

    <\/p>\n

  • T\u1ea3n nhi\u1ec7t:<\/b> CNTs \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng t\u1ea3n nhi\u1ec7t cao c\u1ea5p cho m\u00e1y t\u00ednh, \u0111i\u1ec7n tho\u1ea1i v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c.<\/li>\n
  • V\u1eadt li\u1ec7u composite:<\/b> CNTs t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u composite, gi\u00fap t\u1ea1o ra c\u00e1c v\u1eadt li\u1ec7u nh\u1eb9 nh\u01b0ng b\u1ec1n v\u1eefng v\u00e0 c\u00f3 hi\u1ec7u su\u1ea5t cao.<\/li>\n
  • Y h\u1ecdc:<\/b> CNTs c\u00f2n \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u \u0111\u1ec3 d\u00f9ng trong y h\u1ecdc, ch\u1eb3ng h\u1ea1n nh\u01b0 l\u00e0m nhi\u1ec7t \u0111i\u1ec7n tr\u1edf (thermometers) ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb ch\u1ea9n \u0111o\u00e1n.<\/li>\n

    <\/u1><\/p>\n

    K\u1ebft Lu\u1eadn<\/h2>\n

    \u1ed0ng nano carbon l\u00e0 m\u1ed9t trong nh\u1eefng v\u1eadt li\u1ec7u c\u00f3 ti\u1ec1m n\u0103ng \u1ee9ng d\u1ee5ng cao nh\u1edd v\u00e0o kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t xu\u1ea5t s\u1eafc c\u1ee7a ch\u00fang. Tuy nhi\u00ean, \u0111\u1ec3 CNTs th\u1ef1c s\u1ef1 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i h\u01a1n trong th\u1ef1c t\u1ebf, v\u1eabn c\u1ea7n c\u00f2n nhi\u1ec1u nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n th\u00eam \u0111\u1ec3 c\u1ea3i thi\u1ec7n c\u00e1c k\u1ef9 thu\u1eadt s\u1ea3n xu\u1ea5t v\u00e0 t\u00edch h\u1ee3p.<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u1ed0ng Nano Carbon | Kh\u1ea3 N\u0103ng D\u1eabn Nhi\u1ec7t Tuy\u1ec7t V\u1eddi: T\u00ecm hi\u1ec3u v\u1ec1 kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a \u1ed1ng nano carbon v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang trong k\u1ef9 thu\u1eadt nhi\u1ec7t.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"\n\u1ed0ng Nano Carbon | Kh\u1ea3 N\u0103ng D\u1eabn Nhi\u1ec7t Tuy\u1ec7t V\u1eddi<\/title>\n<meta name=\"description\" content=\"\u1ed0ng Nano Carbon | Kh\u1ea3 N\u0103ng D\u1eabn Nhi\u1ec7t Tuy\u1ec7t V\u1eddi: T\u00ecm hi\u1ec3u v\u1ec1 kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a \u1ed1ng nano carbon v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang trong k\u1ef9 thu\u1eadt nhi\u1ec7t.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.thermal-engineering.org\/vi\/ong-nano-carbon-kha-nang-dan-nhiet-tuyet-voi\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u1ed0ng Nano Carbon | Kh\u1ea3 N\u0103ng D\u1eabn Nhi\u1ec7t Tuy\u1ec7t V\u1eddi\" \/>\n<meta property=\"og:description\" content=\"\u1ed0ng Nano Carbon | Kh\u1ea3 N\u0103ng D\u1eabn Nhi\u1ec7t Tuy\u1ec7t V\u1eddi: T\u00ecm hi\u1ec3u v\u1ec1 kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a \u1ed1ng nano carbon v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang trong k\u1ef9 thu\u1eadt nhi\u1ec7t.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/ong-nano-carbon-kha-nang-dan-nhiet-tuyet-voi\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2024-11-23T12:58:01+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/ong_nano_carbon_kha_nang_dan_nhiet_tuyet_voi.png\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\">\n\t<meta name=\"twitter:data1\" content=\"Nick Connor\">\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\">\n\t<meta name=\"twitter:data2\" content=\"3 minutes\">\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\",\"url\":\"https:\/\/www.thermal-engineering.org\/fr\/\",\"name\":\"Thermal Engineering\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/www.thermal-engineering.org\/fr\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"vi-VN\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/ong-nano-carbon-kha-nang-dan-nhiet-tuyet-voi\/#primaryimage\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/ong_nano_carbon_kha_nang_dan_nhiet_tuyet_voi.png\",\"width\":1000,\"height\":1000,\"caption\":\"\\u1ed0ng Nano Carbon | Kh\\u1ea3 N\\u0103ng D\\u1eabn Nhi\\u1ec7t Tuy\\u1ec7t V\\u1eddi\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/ong-nano-carbon-kha-nang-dan-nhiet-tuyet-voi\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/vi\/ong-nano-carbon-kha-nang-dan-nhiet-tuyet-voi\/\",\"name\":\"\\u1ed0ng Nano Carbon | Kh\\u1ea3 N\\u0103ng D\\u1eabn Nhi\\u1ec7t Tuy\\u1ec7t V\\u1eddi\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/ong-nano-carbon-kha-nang-dan-nhiet-tuyet-voi\/#primaryimage\"},\"datePublished\":\"2024-11-23T12:58:01+00:00\",\"dateModified\":\"2024-11-23T12:58:01+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"\\u1ed0ng Nano Carbon | Kh\\u1ea3 N\\u0103ng D\\u1eabn Nhi\\u1ec7t Tuy\\u1ec7t V\\u1eddi: T\\u00ecm hi\\u1ec3u v\\u1ec1 kh\\u1ea3 n\\u0103ng d\\u1eabn nhi\\u1ec7t v\\u01b0\\u1ee3t tr\\u1ed9i c\\u1ee7a \\u1ed1ng nano carbon v\\u00e0 \\u1ee9ng d\\u1ee5ng c\\u1ee7a ch\\u00fang trong k\\u1ef9 thu\\u1eadt nhi\\u1ec7t.\",\"inLanguage\":\"vi-VN\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.thermal-engineering.org\/vi\/ong-nano-carbon-kha-nang-dan-nhiet-tuyet-voi\/\"]}]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\",\"name\":\"Nick Connor\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#personlogo\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/84c0dec310b44b65da29dc9df6925239?s=96&d=mm&r=g\",\"caption\":\"Nick Connor\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","_links":{"self":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts\/692984"}],"collection":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/comments?post=692984"}],"version-history":[{"count":0,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts\/692984\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/media?parent=692984"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/categories?post=692984"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/tags?post=692984"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}