{"id":706423,"date":"2024-11-30T15:46:59","date_gmt":"2024-11-30T14:46:59","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=706423"},"modified":"2024-11-30T15:46:59","modified_gmt":"2024-11-30T14:46:59","slug":"nguyen-ly-hoat-dong-cua-bom-khuech-tan-tao-chan-khong-va-ung-dung-trong-phong-thi-nghiem","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/nguyen-ly-hoat-dong-cua-bom-khuech-tan-tao-chan-khong-va-ung-dung-trong-phong-thi-nghiem\/","title":{"rendered":"Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u01a1m khu\u1ebfch t\u00e1n: T\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 \u1ee9ng d\u1ee5ng trong ph\u00f2ng th\u00ed nghi\u1ec7m"},"content":{"rendered":"<p class=\"sidekick\">Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u01a1m khu\u1ebfch t\u00e1n: T\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 \u1ee9ng d\u1ee5ng trong ph\u00f2ng th\u00ed nghi\u1ec7m; gi\u1ea3i th\u00edch c\u00e1ch t\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong nghi\u00ean c\u1ee9u khoa h\u1ecdc.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/nguyen_ly_hoat_dong_cua_bom_khuech_tan_tao_chan_khong_va_ung_dung_trong_phong_thi_nghiem.png\" alt=\"Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u01a1m khu\u1ebfch t\u00e1n: T\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 \u1ee9ng d\u1ee5ng trong ph\u00f2ng th\u00ed nghi\u1ec7m\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u01a1m khu\u1ebfch t\u00e1n: T\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 \u1ee9ng d\u1ee5ng trong ph\u00f2ng th\u00ed nghi\u1ec7m<\/h2>\n<p>B\u01a1m khu\u1ebfch t\u00e1n l\u00e0 m\u1ed9t trong nh\u1eefng thi\u1ebft b\u1ecb quan tr\u1ecdng trong l\u0129nh v\u1ef1c t\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m. Ch\u00fang \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi m\u00f4i tr\u01b0\u1eddng ch\u00e2n kh\u00f4ng cao. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u1edbi thi\u1ec7u nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u01a1m khu\u1ebfch t\u00e1n v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 trong ph\u00f2ng th\u00ed nghi\u1ec7m.<\/p>\n<h2>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u01a1m khu\u1ebfch t\u00e1n<\/h2>\n<p>B\u01a1m khu\u1ebfch t\u00e1n ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd khu\u1ebfch t\u00e1n c\u1ee7a c\u00e1c ph\u00e2n t\u1eed kh\u00ed. Ch\u00fang s\u1eed d\u1ee5ng m\u1ed9t ch\u1ea5t l\u1ecfng bay h\u01a1i, th\u01b0\u1eddng l\u00e0 d\u1ea7u kho\u00e1ng, \u0111\u1ec3 t\u1ea1o ra d\u00f2ng khu\u1ebfch t\u00e1n m\u1ea1nh. Quy tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 qua c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<ul>\n<li>Ch\u1ea5t l\u1ecfng trong b\u01a1m \u0111\u01b0\u1ee3c \u0111un n\u00f3ng \u0111\u1ebfn \u0111i\u1ec3m bay h\u01a1i, t\u1ea1o ra h\u01a1i d\u1ea7u.<\/li>\n<li>H\u01a1i d\u1ea7u tho\u00e1t qua c\u00e1c v\u00f2i phun v\u1edbi v\u1eadn t\u1ed1c cao, t\u1ea1o th\u00e0nh d\u00f2ng khu\u1ebfch t\u00e1n theo h\u01b0\u1edbng xu\u1ed1ng d\u01b0\u1edbi.<\/li>\n<li>C\u00e1c ph\u00e2n t\u1eed kh\u00ed trong bu\u1ed3ng ch\u00e2n kh\u00f4ng b\u1ecb d\u00f2ng khu\u1ebfch t\u00e1n &#8220;qu\u00e9t&#8221; qua, k\u00e9o theo ch\u00fang v\u00e0 \u0111\u01b0a xu\u1ed1ng v\u00f9ng c\u00f3 \u00e1p su\u1ea5t cao h\u01a1n.<\/li>\n<li>Ph\u00e2n t\u1eed kh\u00ed \u0111\u01b0\u1ee3c d\u1ed3n \u00e9p v\u00e0 lo\u1ea1i b\u1ecf kh\u1ecfi h\u1ec7 th\u1ed1ng b\u1eb1ng m\u1ed9t b\u01a1m h\u00fat kh\u00ed c\u01a1 kh\u00ed ho\u1eb7c b\u01a1m ch\u00e2n kh\u00f4ng.<\/li>\n<\/ul>\n<p>C\u00f4ng th\u1ee9c m\u00f4 t\u1ea3 qu\u00e1 tr\u00ecnh khu\u1ebfch t\u00e1n theo \u0111\u1ecbnh lu\u1eadt Fick:<\/p>\n<p style=\"text-align:center;\"><i>J = -D * \\frac{{dC}}{{dx}}<\/i><\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li><i>J<\/i>: L\u01b0u l\u01b0\u1ee3ng khu\u1ebfch t\u00e1n<\/li>\n<li><i>D<\/i>: H\u1ec7 s\u1ed1 khu\u1ebfch t\u00e1n<\/li>\n<li><i>dC\/dx<\/i>: Gradient n\u1ed3ng \u0111\u1ed9<\/li>\n<\/ul>\n<h2>\u1ee8ng d\u1ee5ng c\u1ee7a b\u01a1m khu\u1ebfch t\u00e1n trong ph\u00f2ng th\u00ed nghi\u1ec7m<\/h2>\n<p>B\u01a1m khu\u1ebfch t\u00e1n c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng trong c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m, bao g\u1ed3m:<\/p>\n<ol>\n<li><b>Khoa h\u1ecdc v\u1eadt li\u1ec7u:<\/b> S\u1eed d\u1ee5ng \u0111\u1ec3 ph\u1ee7 b\u1ec1 m\u1eb7t m\u1eabu v\u1eadt b\u1eb1ng c\u00e1c l\u1edbp v\u1eadt li\u1ec7u r\u1ea5t m\u1ecfng trong c\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 t\u00ednh ch\u1ea5t b\u1ec1 m\u1eb7t v\u00e0 c\u00e1c ph\u1ea3n \u1ee9ng b\u1ec1 m\u1eb7t.<\/li>\n<li><b>Ph\u00e2n t\u00edch h\u00f3a h\u1ecdc:<\/b> C\u1ea7n thi\u1ebft cho c\u00e1c thi\u1ebft b\u1ecb ph\u00e2n t\u00edch y\u00eau c\u1ea7u m\u00f4i tr\u01b0\u1eddng ch\u00e2n kh\u00f4ng cao nh\u01b0 quang ph\u1ed5 kh\u1ed1i (mass spectrometry) hay k\u00ednh hi\u1ec3n vi \u0111i\u1ec7n t\u1eed truy\u1ec1n qua (TEM).<\/li>\n<li><b>C\u00f4ng ngh\u1ec7 nano:<\/b> T\u1ea1o \u0111i\u1ec1u ki\u1ec7n l\u00fd t\u01b0\u1edfng cho vi\u1ec7c ch\u1ebf t\u1ea1o v\u00e0 ki\u1ec3m tra c\u00e1c c\u1ea5u tr\u00fac nano, gi\u00fap lo\u1ea1i b\u1ecf h\u1ea7u h\u1ebft c\u00e1c t\u1ea1p ch\u1ea5t kh\u00ed xung quanh.<\/li>\n<li><b>Ng\u00e0nh c\u00f4ng nghi\u1ec7p:<\/b> S\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t ch\u1ea5t b\u00e1n d\u1eabn v\u00e0 m\u00e0ng m\u1ecfng trong c\u00e1c quy tr\u00ecnh ch\u1ebf t\u1ea1o thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed.<\/li>\n<\/ol>\n<p>V\u1edbi c\u00e1c \u01b0u \u0111i\u1ec3m nh\u01b0 kh\u1ea3 n\u0103ng t\u1ea1o ch\u00e2n kh\u00f4ng cao v\u00e0 \u1ed5n \u0111\u1ecbnh, b\u01a1m khu\u1ebfch t\u00e1n l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu trong nghi\u00ean c\u1ee9u v\u00e0 s\u1ea3n xu\u1ea5t c\u00f4ng ngh\u1ec7 cao. Hi\u1ec3u r\u00f5 v\u1ec1 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a b\u01a1m khu\u1ebfch t\u00e1n gi\u00fap ch\u00fang ta c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng t\u1ed1i \u0111a c\u00e1c l\u1ee3i \u00edch m\u00e0 thi\u1ebft b\u1ecb n\u00e0y mang l\u1ea1i trong th\u1ef1c ti\u1ec5n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u01a1m khu\u1ebfch t\u00e1n: T\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 \u1ee9ng d\u1ee5ng trong ph\u00f2ng th\u00ed nghi\u1ec7m; gi\u1ea3i th\u00edch c\u00e1ch t\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong nghi\u00ean c\u1ee9u khoa h\u1ecdc.<\/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":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u01a1m khu\u1ebfch t\u00e1n: T\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 \u1ee9ng d\u1ee5ng trong ph\u00f2ng th\u00ed nghi\u1ec7m<\/title>\n<meta name=\"description\" content=\"Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u01a1m khu\u1ebfch t\u00e1n: T\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 \u1ee9ng d\u1ee5ng trong ph\u00f2ng th\u00ed nghi\u1ec7m; gi\u1ea3i th\u00edch c\u00e1ch t\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong nghi\u00ean c\u1ee9u khoa h\u1ecdc.\" \/>\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\/nguyen-ly-hoat-dong-cua-bom-khuech-tan-tao-chan-khong-va-ung-dung-trong-phong-thi-nghiem\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u01a1m khu\u1ebfch t\u00e1n: T\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 \u1ee9ng d\u1ee5ng trong ph\u00f2ng th\u00ed nghi\u1ec7m\" \/>\n<meta property=\"og:description\" content=\"Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u01a1m khu\u1ebfch t\u00e1n: T\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 \u1ee9ng d\u1ee5ng trong ph\u00f2ng th\u00ed nghi\u1ec7m; gi\u1ea3i th\u00edch c\u00e1ch t\u1ea1o ch\u00e2n kh\u00f4ng v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong nghi\u00ean c\u1ee9u khoa h\u1ecdc.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/nguyen-ly-hoat-dong-cua-bom-khuech-tan-tao-chan-khong-va-ung-dung-trong-phong-thi-nghiem\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2024-11-30T14:46:59+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/nguyen_ly_hoat_dong_cua_bom_khuech_tan_tao_chan_khong_va_ung_dung_trong_phong_thi_nghiem.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\/nguyen-ly-hoat-dong-cua-bom-khuech-tan-tao-chan-khong-va-ung-dung-trong-phong-thi-nghiem\/#primaryimage\",\"inLanguage\":\"vi-VN\",\"url\":\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/nguyen_ly_hoat_dong_cua_bom_khuech_tan_tao_chan_khong_va_ung_dung_trong_phong_thi_nghiem.png\",\"width\":1000,\"height\":1000,\"caption\":\"Nguy\\u00ean l\\u00fd ho\\u1ea1t \\u0111\\u1ed9ng c\\u1ee7a b\\u01a1m khu\\u1ebfch t\\u00e1n: T\\u1ea1o ch\\u00e2n kh\\u00f4ng v\\u00e0 \\u1ee9ng d\\u1ee5ng trong ph\\u00f2ng th\\u00ed nghi\\u1ec7m\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/nguyen-ly-hoat-dong-cua-bom-khuech-tan-tao-chan-khong-va-ung-dung-trong-phong-thi-nghiem\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/vi\/nguyen-ly-hoat-dong-cua-bom-khuech-tan-tao-chan-khong-va-ung-dung-trong-phong-thi-nghiem\/\",\"name\":\"Nguy\\u00ean l\\u00fd ho\\u1ea1t \\u0111\\u1ed9ng c\\u1ee7a b\\u01a1m khu\\u1ebfch t\\u00e1n: T\\u1ea1o ch\\u00e2n kh\\u00f4ng v\\u00e0 \\u1ee9ng d\\u1ee5ng trong ph\\u00f2ng th\\u00ed nghi\\u1ec7m\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/nguyen-ly-hoat-dong-cua-bom-khuech-tan-tao-chan-khong-va-ung-dung-trong-phong-thi-nghiem\/#primaryimage\"},\"datePublished\":\"2024-11-30T14:46:59+00:00\",\"dateModified\":\"2024-11-30T14:46:59+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"Nguy\\u00ean l\\u00fd ho\\u1ea1t \\u0111\\u1ed9ng c\\u1ee7a b\\u01a1m khu\\u1ebfch t\\u00e1n: T\\u1ea1o ch\\u00e2n kh\\u00f4ng v\\u00e0 \\u1ee9ng d\\u1ee5ng trong ph\\u00f2ng th\\u00ed nghi\\u1ec7m; gi\\u1ea3i th\\u00edch c\\u00e1ch t\\u1ea1o ch\\u00e2n kh\\u00f4ng v\\u00e0 c\\u00e1c \\u1ee9ng d\\u1ee5ng th\\u1ef1c t\\u1ebf trong nghi\\u00ean c\\u1ee9u khoa h\\u1ecdc.\",\"inLanguage\":\"vi-VN\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.thermal-engineering.org\/vi\/nguyen-ly-hoat-dong-cua-bom-khuech-tan-tao-chan-khong-va-ung-dung-trong-phong-thi-nghiem\/\"]}]},{\"@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\/706423"}],"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=706423"}],"version-history":[{"count":0,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/posts\/706423\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/media?parent=706423"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/categories?post=706423"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/vi\/wp-json\/wp\/v2\/tags?post=706423"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}