{"id":3412,"date":"2025-03-06T11:50:17","date_gmt":"2025-03-06T03:50:17","guid":{"rendered":"https:\/\/www.pgeneral.com\/?p=3412"},"modified":"2025-03-26T09:35:56","modified_gmt":"2025-03-26T01:35:56","slug":"main-components-of-nuclear-absorption-spectroscopy-for-accurate-analysis","status":"publish","type":"post","link":"https:\/\/www.pgeneral.com\/vi\/news\/main-components-of-nuclear-absorption-spectroscopy-for-accurate-analysis","title":{"rendered":"C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a quang ph\u1ed5 h\u1ea5p th\u1ee5 h\u1ea1t nh\u00e2n \u0111\u1ec3 ph\u00e2n t\u00edch ch\u00ednh x\u00e1c"},"content":{"rendered":"<p>Quang ph\u1ed5 h\u1ea5p th\u1ee5 h\u1ea1t nh\u00e2n l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111a n\u0103ng \u0111\u1ec3 ph\u00e2n t\u00edch m\u1eabu v\u00e0 l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 \u0111\u1eb7c bi\u1ec7t trong \u0111\u00f3.<\/p>\n<h2><strong><b>Gi\u1edbi thi\u1ec7u v\u1ec1 <\/b><\/strong><strong><b>Nguy\u00ean t\u1eed<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>M\u1ed8T<\/b><\/strong><strong><b>BSORPTION <\/b><\/strong><strong><b>S<\/b><\/strong><strong><b>N\u1ed9i soi (AAS) <\/b><\/strong><\/h2>\n<p>Tr\u01b0\u1edbc khi \u0111i v\u00e0o c\u00e1c th\u00e0nh ph\u1ea7n, c\u00e1c nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n c\u1ee7a AAS ph\u1ea3i \u0111\u01b0\u1ee3c hi\u1ec3u.<\/p>\n<h3><strong><b>AAS l\u00e0 g\u00ec?<\/b><\/strong><\/h3>\n<p><a href=\"https:\/\/www.pgeneral.com\/vi\/product-category\/atomic-spectrometer\/\"><u>Ph\u1ed5 h\u1ea5p th\u1ee5 nguy\u00ean t\u1eed (AAS)<\/u><\/a>\u00a0l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong vi\u1ec7c \u0111o n\u1ed3ng \u0111\u1ed9 c\u1ee7a c\u00e1c nguy\u00ean t\u1eed ho\u1eb7c ion kim lo\u1ea1i trong m\u1ed9t m\u1eabu.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-3413\" src=\"http:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/1-T10DCS-UV-Vis-scaled.webp\" alt=\"1 T10DCS UV-Vis\" width=\"2560\" height=\"1707\" srcset=\"https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/1-T10DCS-UV-Vis-scaled.webp 2560w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/1-T10DCS-UV-Vis-300x200.webp 300w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/1-T10DCS-UV-Vis-1024x683.webp 1024w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/1-T10DCS-UV-Vis-768x512.webp 768w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/1-T10DCS-UV-Vis-1536x1024.webp 1536w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/1-T10DCS-UV-Vis-2048x1365.webp 2048w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/1-T10DCS-UV-Vis-600x400.webp 600w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/p>\n<h3><strong><b>Nguy\u00ean t\u1eafc l\u00e0m vi\u1ec7c c\u1ee7a AAS<\/b><\/strong><\/h3>\n<p>Nguy\u00ean t\u1eafc \u0111\u1eb1ng sau AAS l\u00e0 m\u1ecdi y\u1ebfu t\u1ed1 s\u1edf h\u1eefu b\u01b0\u1edbc s\u00f3ng \u0111\u1ec3 h\u1ea5p th\u1ee5 \u00e1nh s\u00e1ng.<\/p>\n<p>C\u00e1c electron trong m\u1ed9t nguy\u00ean t\u1eed \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y \u1edf m\u1ee9c n\u0103ng l\u01b0\u1ee3ng v\u00e0 c\u00f3 th\u1ec3 chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i c\u01a1 b\u1ea3n sang tr\u1ea1ng th\u00e1i b\u1ecb k\u00edch th\u00edch khi ti\u1ebfp x\u00fac v\u1edbi b\u01b0\u1edbc s\u00f3ng t\u01b0\u01a1ng \u1ee9ng c\u1ee7a ch\u00fang v\u00e0 trong qu\u00e1 tr\u00ecnh n\u00e0y, l\u1ea5y n\u0103ng l\u01b0\u1ee3ng (photon).<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-3414\" src=\"http:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/T6U-scaled.webp\" alt=\"T6U\" width=\"2560\" height=\"1707\" srcset=\"https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/T6U-scaled.webp 2560w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/T6U-300x200.webp 300w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/T6U-1024x683.webp 1024w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/T6U-768x512.webp 768w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/T6U-1536x1024.webp 1536w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/T6U-2048x1365.webp 2048w, https:\/\/www.pgeneral.com\/wp-content\/uploads\/2025\/03\/T6U-600x400.webp 600w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/p>\n<h2><strong><b>Ngu\u1ed3n \u00e1nh s\u00e1ng: chi\u1ebfu s\u00e1ng m\u1eabu v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c<\/b><\/strong><\/h2>\n<p>Ngu\u1ed3n \u00e1nh s\u00e1ng trong AAS ch\u1ecbu tr\u00e1ch nhi\u1ec7m cung c\u1ea5p c\u00e1c b\u01b0\u1edbc s\u00f3ng \u00e1nh s\u00e1ng ch\u00ednh x\u00e1c \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 b\u1edfi ph\u1ea7n t\u1eed m\u00e0 b\u1ea1n \u0111ang c\u1ed1 g\u1eafng \u0111o.<\/p>\n<p>M\u1ed9t trong nh\u1eefng ngu\u1ed3n \u00e1nh s\u00e1ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0 \u0111\u00e8n cat\u1ed1t r\u1ed7ng (HCL).<\/p>\n<h2><strong><b>H\u1ec7 th\u1ed1ng nguy\u00ean t\u1eed h\u00f3a: s\u1ea3n xu\u1ea5t h\u01a1i nguy\u00ean t\u1eed<\/b><\/strong><\/h2>\n<p>Giai \u0111o\u1ea1n nguy\u00ean t\u1eed h\u00f3a bi\u1ebfn m\u1eabu th\u00e0nh m\u1ed9t \u0111\u00e1m m\u00e2y nguy\u00ean t\u1eed trong pha kh\u00ed, \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u v\u00ec AAS d\u1ef1a tr\u00ean vi\u1ec7c \u0111o \u0111\u1ed9 h\u1ea5p th\u1ee5 \u00e1nh s\u00e1ng b\u1eb1ng c\u00e1c nguy\u00ean t\u1eed \u0111\u01a1n l\u1ebb.<\/p>\n<h3><strong><b>Ng\u1ecdn l\u1eeda nguy\u00ean t\u1eed<\/b><\/strong><\/h3>\n<p>Ng\u1ecdn l\u1eeda nguy\u00ean t\u1eed l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong quang ph\u1ed5 h\u1ea5p th\u1ee5 nguy\u00ean t\u1eed ng\u1ecdn l\u1eeda (FAAS).<\/p>\n<h3><strong><b>C\u00e1c nguy\u00ean t\u1eed \u0111i\u1ec7n nhi\u1ec7t (l\u00f2 than ch\u00ec)<\/b><\/strong><\/h3>\n<p>Ph\u1ed5 h\u1ea5p th\u1ee5 nguy\u00ean t\u1eed l\u00f2 than ch\u00ec (GFAA) ho\u1eb7c nguy\u00ean t\u1eed h\u00f3a \u0111i\u1ec7n cung c\u1ea5p \u0111\u1ed9 nh\u1ea1y so v\u1edbi nguy\u00ean t\u1eed ng\u1ecdn l\u1eeda.<\/p>\n<ul>\n<li>Qu\u00e1 tr\u00ecnh n\u00e0y bao g\u1ed3m s\u1ea5y kh\u00f4, \u1ea5u tr\u00f9ng v\u00e0 nguy\u00ean t\u1eed h\u00f3a.<\/li>\n<li>Giai \u0111o\u1ea1n s\u1ea5y lo\u1ea1i b\u1ecf dung m\u00f4i.<\/li>\n<li>Giai \u0111o\u1ea1n ash Breath ph\u00e1 h\u1ee7y ma tr\u1eadn.<\/li>\n<li>Giai \u0111o\u1ea1n nguy\u00ean t\u1eed h\u00f3a l\u00e0m n\u00f3ng \u1ed1ng \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 cao, trong \u0111\u00f3 ph\u1ea7n t\u1eed bay h\u01a1i v\u00e0 t\u1ea1o ra h\u01a1i nguy\u00ean t\u1eed.<\/li>\n<\/ul>\n<h2><strong><b>L\u1ef1a ch\u1ecdn b\u01b0\u1edbc s\u00f3ng: c\u00e1ch ly c\u00e1c ph\u1ea7n t\u1eed ch\u1eef k\u00fd duy nh\u1ea5t<\/b><\/strong><\/h2>\n<p>\u0110\u00e3 b\u1ea3o \u0111\u1ea3m m\u1ed9t ngu\u1ed3n h\u01a1i nguy\u00ean t\u1eed trong ph\u1ea7n thi\u1ebft l\u1eadp th\u00ed nghi\u1ec7m c\u1ee7a quy tr\u00ecnh nghi\u00ean c\u1ee9u l\u00e0 nh\u1eadn ra b\u01b0\u1edbc s\u00f3ng c\u1ee7a \u00e1nh s\u00e1ng c\u00f3 li\u00ean quan \u0111\u1ebfn ph\u1ea7n t\u1eed \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch m\u1ed9t qu\u00e1 tr\u00ecnh \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi c\u01a1 ch\u1ebf l\u1ef1a ch\u1ecdn b\u01b0\u1edbc s\u00f3ng.<\/p>\n<h3><strong><b>\u0110\u01a1n s\u1eafc: Ph\u00e2n t\u00e1n \u00e1nh s\u00e1ng<\/b><\/strong><\/h3>\n<p>B\u1ed9 \u0111\u01a1n s\u1eafc l\u00e0 c\u00e1c thi\u1ebft b\u1ecb lo\u1ea1i b\u1ecf c\u00e1c b\u01b0\u1edbc s\u00f3ng \u00e1nh s\u00e1ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c l\u0103ng k\u00ednh ho\u1eb7c c\u00e1c c\u00e1ch t\u1eed nhi\u1ec5u x\u1ea1 \u0111\u1ec3 t\u00e1ch \u00e1nh s\u00e1ng th\u00e0nh c\u00e1c m\u00e0u ho\u1eb7c b\u01b0\u1edbc s\u00f3ng kh\u00e1c nhau v\u00e0 sau \u0111\u00f3 ch\u1ecdn c\u1ea9n th\u1eadn b\u01b0\u1edbc s\u00f3ng \u0111\u1ec3 ph\u00e1t hi\u1ec7n.<\/p>\n<h3><strong><b>M\u00e1y d\u00f2: \u0110o \u00e1nh s\u00e1ng h\u1ea5p th\u1ee5<\/b><\/strong><\/h3>\n<p>Thi\u1ebft b\u1ecb \u0111\u1ecbnh l\u01b0\u1ee3ng l\u01b0\u1ee3ng \u00e1nh s\u00e1ng \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng sau khi n\u00f3 \u0111i qua m\u00f4i tr\u01b0\u1eddng h\u01a1i nguy\u00ean t\u1eed.<\/p>\n<p>C\u00e1c \u1ed1ng photomultiplier (PMT) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong AAS cho m\u1ee9c \u0111\u1ed9 nh\u1ea1y c\u1ee7a ch\u00fang ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch bi\u1ebfn \u0111\u1ed5i \u00e1nh s\u00e1ng th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n sau \u0111\u00f3 \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i.<\/p>\n<h2><strong><b>X\u1eed l\u00fd t\u00edn hi\u1ec7u v\u00e0 \u0111\u1ea7u ra d\u1eef li\u1ec7u<\/b><\/strong><\/h2>\n<p>M\u00e1y d\u00f2 x\u1eed l\u00fd t\u00edn hi\u1ec7u.<\/p>\n<h2><strong><b>PERSEE: \u0110\u1ed1i t\u00e1c quang ph\u1ed5 h\u1ea5p th\u1ee5 nguy\u00ean t\u1eed c\u1ee7a b\u1ea1n<\/b><\/strong><\/h2>\n<p><a href=\"https:\/\/www.pgeneral.com\/vi\/\"><u>PERSEE<\/u><\/a>\u00a0l\u00e0 m\u1ed9t c\u00f4ng ty \u0111\u01b0\u1ee3c th\u00e0nh l\u1eadp v\u1edbi l\u1ecbch s\u1eed l\u00e2u d\u00e0i v\u1ec1 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb ph\u00f2ng th\u00ed nghi\u1ec7m s\u00e1ng t\u1ea1o, thi\u1ebft l\u1eadp c\u00e1c ti\u00eau chu\u1ea9n v\u1ec1 hi\u1ec7u su\u1ea5t v\u00e0 th\u1eed nghi\u1ec7m ch\u00ednh x\u00e1c nh\u01b0 quang ph\u1ed5 h\u1ea5p th\u1ee5 nguy\u00ean t\u1eed (AAS).<a href=\"https:\/\/www.pgeneral.com\/vi\/\"><u>\u00a0cung c\u1ea5p thi\u1ebft b\u1ecb ch\u1ea5t l\u01b0\u1ee3ng<\/u><\/a>\u00a0\u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf v\u00e0 c\u1ea5p cao.\u00a0 <a href=\"https:\/\/www.pgeneral.com\/vi\/product-category\/lab-instruments\/\"><u>Nhu c\u1ea7u c\u1ee7a c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m<\/u><\/a>.<\/p>\n<h2><strong><b>F<\/b><\/strong><strong><b>AQs<\/b><\/strong><\/h2>\n<h3><strong><b>Nh\u1eefng lo\u1ea1i m\u1eabu n\u00e0o c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch b\u1eb1ng AAS?<\/b><\/strong><\/h3>\n<p>Ph\u00e2n t\u00edch m\u1eabu s\u1eed d\u1ee5ng AAS l\u00e0 linh ho\u1ea1t.<\/p>\n<h3><strong><b>C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn c\u1ee7a AAS l\u00e0 g\u00ec?<\/b><\/strong><\/h3>\n<p>Trong c\u00e1c l\u0129nh v\u1ef1c nh\u01b0 gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng v\u00e0 ph\u00e2n t\u00edch d\u01b0\u1ee3c ph\u1ea9m trong s\u1ed1 nh\u1eefng ng\u01b0\u1eddi kh\u00e1c, AAS c\u00f3 c\u00e1c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 \u0111o n\u1ed3ng \u0111\u1ed9 kim lo\u1ea1i theo d\u00f5i trong nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u.<\/p>\n<h3><strong><b>Nh\u1eefng nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a AAS l\u00e0 g\u00ec?<\/b><\/strong><\/h3>\n<p>AAS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ch\u1ee7 y\u1ebfu \u0111\u1ec3 ph\u00e2n t\u00edch nguy\u00ean t\u1ed1 v\u00e0 kh\u00f4ng th\u1ec3 cung c\u1ea5p b\u1ea5t k\u1ef3 th\u00f4ng tin n\u00e0o v\u1ec1 d\u1ea1ng ph\u00e2n t\u1eed c\u1ee7a ph\u1ea7n t\u1eed.<\/p>","protected":false},"excerpt":{"rendered":"<p>Nuclear absorption spectroscopy is a versatile method for sample analysis and a special element in it. The technique finds applications in various fields ranging from environmental monitoring to food analysis and drug research. Understanding the major components of AAS and their cooperative work is important to exploit its ability to achieve accurate and accurate results. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3413,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[38,37],"tags":[],"class_list":["post-3412","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-information","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts\/3412","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/comments?post=3412"}],"version-history":[{"count":0,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/posts\/3412\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/media\/3413"}],"wp:attachment":[{"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/media?parent=3412"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/categories?post=3412"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pgeneral.com\/vi\/wp-json\/wp\/v2\/tags?post=3412"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}