{"id":10234,"date":"2022-11-22T11:24:37","date_gmt":"2022-11-22T04:24:37","guid":{"rendered":"https:\/\/vinatom.gov.vn\/?p=10234"},"modified":"2022-11-22T11:24:37","modified_gmt":"2022-11-22T04:24:37","slug":"huong-dan-nghien-cuu-vien-philippines-thuc-hanh-phuong-phap-phan-tich-kich-hoat-neutron-tren-lo-phan-ung-hat-nhan-da-lat","status":"publish","type":"post","link":"https:\/\/vinatom.gov.vn\/huong-dan-nghien-cuu-vien-philippines-thuc-hanh-phuong-phap-phan-tich-kich-hoat-neutron-tren-lo-phan-ung-hat-nhan-da-lat\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn nghi\u00ean c\u1ee9u vi\u00ean Philippines th\u1ef1c h\u00e0nh ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch k\u00edch ho\u1ea1t neutron  tr\u00ean l\u00f2 ph\u1ea3n \u1ee9ng h\u1ea1t nh\u00e2n \u0110\u00e0 L\u1ea1t"},"content":{"rendered":"<p style=\"text-align: justify\">\n<p style=\"text-align: justify\"><strong>\u00a0<\/strong><\/p>\n<p style=\"text-align: justify\">Trong khu\u00f4n kh\u1ed5 h\u1ee3p t\u00e1c gi\u1eefa Vi\u1ec7n Nghi\u00ean c\u1ee9u h\u1ea1t nh\u00e2n (Vi\u1ec7n NCHN) v\u00e0 Vi\u1ec7n Nghi\u00ean c\u1ee9u h\u1ea1t nh\u00e2n Philippines (PNRI) trong l\u0129nh v\u1ef1c v\u1eadt l\u00fd h\u1ea1t nh\u00e2n, t\u1eeb ng\u00e0y 02-30\/10\/2022, Ph\u00f2ng Nghi\u00ean c\u1ee9u \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt h\u1ea1t nh\u00e2n v\u00e0 \u0111\u1ed3ng v\u1ecb (Ph\u00f2ng NC\u01afD KTHN &amp; \u0110V), Vi\u1ec7n NCHN \u0111\u00e3 h\u01b0\u1edbng d\u1eabn 02 nghi\u00ean c\u1ee9u vi\u00ean Ph\u00f2ng \u1ee8ng d\u1ee5ng k\u1ef9 thu\u1eadt h\u1ea1t nh\u00e2n thu\u1ed9c Vi\u1ec7n PNRI, \u0111\u00f3 l\u00e0 c\u00e1c \u00f4ng Joseph Michael D. Racho v\u00e0 Dave Gabriel E. Cadungog. H\u1ecd \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e1c c\u00e1n b\u1ed9 c\u1ee7a Vi\u1ec7n NCHN gi\u1edbi thi\u1ec7u v\u00e0 h\u01b0\u1edbng d\u1eabn th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc c\u1ee7a m\u1ed9t quy tr\u00ecnh ph\u00e2n t\u00edch m\u1eabu b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p ph\u00e2n t\u00edch k\u00edch ho\u1ea1t neutron d\u1ee5ng c\u1ee5 (Instrumental Neutron Activation Analysis &#8211; INAA) tr\u00ean l\u00f2 ph\u1ea3n \u1ee9ng, bao g\u1ed3m: chu\u1ea9n b\u1ecb m\u1eabu, chi\u1ebfu x\u1ea1 m\u1eabu, \u0111o \u0111\u1ea1c m\u1eabu, x\u1eed l\u00fd s\u1ed1 li\u1ec7u v\u00e0 \u0111\u00e1nh gi\u00e1 k\u1ebft qu\u1ea3. \u0110\u1ed3ng th\u1eddi, k\u1ef9 thu\u1eadt x\u00e1c \u0111\u1ecbnh h\u00e0m l\u01b0\u1ee3ng c\u00e1c nguy\u00ean t\u1ed1 b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p k0-INAA c\u0169ng \u0111\u01b0\u1ee3c h\u01b0\u1edbng d\u1eabn v\u00e0 ph\u00e2n t\u00edch th\u1eed nghi\u1ec7m. C\u00f3 kho\u1ea3ng 70 m\u1eabu th\u1ef1c v\u1eadt, th\u1ef1c ph\u1ea9m, \u0111\u1ea5t \u0111\u00e1 do c\u00e1c nghi\u00ean c\u1ee9u vi\u00ean c\u1ee7a Vi\u1ec7n PNRI thu th\u1eadp t\u1eeb c\u00e1c v\u00f9ng kh\u00e1c nhau t\u1ea1i Philippines \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify\">Sau g\u1ea7n m\u1ed9t th\u00e1ng l\u00e0m vi\u1ec7c, c\u00e1c nghi\u00ean c\u1ee9u vi\u00ean \u0111\u1ebfn t\u1eeb Vi\u1ec7n PNRI \u0111\u00e3 thu nh\u1eadn \u0111\u01b0\u1ee3c nhi\u1ec1u ki\u1ebfn th\u1ee9c v\u00e0 kinh nghi\u1ec7m th\u1ef1c t\u1ebf li\u00ean quan \u0111\u1ebfn ph\u01b0\u01a1ng ph\u00e1p INAA. K\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c l\u00e0 b\u1ed9 s\u1ed1 li\u1ec7u h\u00e0m l\u01b0\u1ee3ng c\u00e1c nguy\u00ean t\u1ed1 (As, Br, La, Na, Sm, Ce, Co, Cr, Cs, Eu,\u2026) trong c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng m\u1eabu nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp \u1edf tr\u00ean. Hai b\u00ean s\u1ebd ti\u1ebfp t\u1ee5c x\u1eed l\u00fd s\u1ed1 li\u1ec7u, trao \u0111\u1ed5i, bi\u1ec7n lu\u1eadn v\u1ec1 c\u00e1c k\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c \u0111\u1ec3 c\u00f3 th\u1ec3 c\u00f4ng b\u1ed1 c\u00f4ng tr\u00ecnh khoa h\u1ecdc tr\u00ean t\u1ea1p ch\u00ed qu\u1ed1c t\u1ebf trong th\u1eddi gian t\u1edbi.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify\">Ph\u00e2n t\u00edch k\u00edch ho\u1ea1t neutron l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt ph\u00e2n t\u00edch c\u00f3 \u0111\u1ed9 nh\u1ea1y cao \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c c\u1ea3 hai y\u00eau c\u1ea7u \u0111\u1ecbnh t\u00ednh v\u00e0 \u0111\u1ecbnh l\u01b0\u1ee3ng c\u1ee7a ph\u00e9p ph\u00e2n t\u00edch \u0111a nguy\u00ean t\u1ed1 trong nhi\u1ec1u lo\u1ea1i m\u1eabu kh\u00e1c nhau. Nguy\u00ean l\u00fd c\u1ee7a ph\u00e2n t\u00edch k\u00edch ho\u1ea1t l\u00e0 d\u1ef1a v\u00e0o s\u1ef1 k\u00edch ho\u1ea1t h\u1ea1t nh\u00e2n c\u1ee7a c\u00e1c nguy\u00ean t\u1ed1 c\u00f3 m\u1eb7t trong m\u1eabu ph\u00e2n t\u00edch b\u1eb1ng ch\u00f9m tia t\u1edbi nh\u01b0 neutron nhi\u1ec7t, neutron tr\u00ean nhi\u1ec7t, c\u00e1c h\u1ea1t mang \u0111i\u1ec7n ho\u1eb7c ph\u00f4ton n\u0103ng l\u01b0\u1ee3ng cao. Trong \u0111\u00f3, k\u00edch ho\u1ea1t b\u1eb1ng neutron nhi\u1ec7t tr\u00ean l\u00f2 ph\u1ea3n \u1ee9ng \u0111\u01b0\u1ee3c d\u00f9ng r\u1ed9ng r\u00e3i h\u01a1n c\u1ea3 do th\u00f4ng l\u01b0\u1ee3ng l\u1edbn v\u00e0 c\u00e1c h\u1ea1t nh\u00e2n c\u00f3 ti\u1ebft di\u1ec7n b\u1eaft neutron nhi\u1ec7t cao. C\u01b0\u1eddng \u0111\u1ed9 c\u1ee7a c\u00e1c b\u1ee9c x\u1ea1 th\u1ee9 c\u1ea5p ph\u00e1t ra (ho\u1eb7c t\u1ee9c th\u1eddi ho\u1eb7c tr\u1ec5) ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ed1 h\u1ea1t nh\u00e2n nguy\u00ean t\u1eed b\u1ecb k\u00edch ho\u1ea1t, s\u1ed1 h\u1ea1t nh\u00e2n nguy\u00ean t\u1eed b\u1ecb k\u00edch ho\u1ea1t t\u1ec9 l\u1ec7 v\u1edbi s\u1ed1 nguy\u00ean t\u1eed trong m\u1eabu, v\u00ec v\u1eady h\u00e0m l\u01b0\u1ee3ng nguy\u00ean t\u1ed1 trong m\u1eabu s\u1ebd x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c. C\u00f9ng v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n chung c\u1ee7a th\u1ebf gi\u1edbi, \u1edf Vi\u1ec7t Nam t\u1ea1i Vi\u1ec7n NCHN, ph\u01b0\u01a1ng ph\u00e1p chu\u1ea9n h\u00f3a k0 &#8211; INAA \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0 s\u1eed d\u1ee5ng g\u1ea7n 20 n\u0103m qua \u0111\u1ec3 ph\u00e2n t\u00edch \u0111a nguy\u00ean t\u1ed1 v\u1edbi d\u00e3y h\u00e0m l\u01b0\u1ee3ng r\u1ed9ng t\u1eeb vi l\u01b0\u1ee3ng \u0111\u1ebfn \u0111a l\u01b0\u1ee3ng trong c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng m\u1eabu kh\u00e1c nhau nh\u01b0 \u0111\u1ea5t \u0111\u00e1, tr\u1ea7m t\u00edch, b\u1ee5i kh\u00ed, d\u1ea7u th\u00f4, sinh h\u1ecdc, v.v.<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: justify\">Th\u00f4ng qua l\u1ea7n h\u1ee3p t\u00e1c n\u00e0y, Ph\u00f2ng NC\u01afD KTHN &amp; \u0110V \u0111\u00e3 c\u00f3 d\u1ecbp gi\u1edbi thi\u1ec7u c\u00e1c th\u1ebf m\u1ea1nh v\u00e0 c\u00e1c h\u01b0\u1edbng nghi\u00ean c\u1ee9u \u0111ang \u0111\u01b0\u1ee3c tri\u1ec3n khai t\u1ea1i Vi\u1ec7n NCHN. Tr\u01b0\u1edbc \u0111\u00e2y, Vi\u1ec7n NCHN c\u0169ng \u0111\u00e3 t\u1eebng h\u1ed7 tr\u1ee3 v\u00e0 h\u01b0\u1edbng d\u1eabn c\u00e1c nghi\u00ean c\u1ee9u vi\u00ean t\u1eeb Vi\u1ec7n PNRI theo c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh h\u1ee3p t\u00e1c kh\u00e1c nhau tr\u00ean c\u00e1c l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt h\u1ea1t nh\u00e2n trong nghi\u00ean c\u1ee9u x\u00f3i m\u00f2n \u0111\u1ea5t, \u0111i\u1ec1u ch\u1ebf d\u01b0\u1ee3c ch\u1ea5t ph\u00f3ng x\u1ea1,\u2026<\/p>\n<p>&nbsp;<\/p>\n<p style=\"text-align: center\"><em><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-10236\" src=\"https:\/\/vinatom.gov.vn\/wp-content\/uploads\/2022\/11\/NRI-1.png\" alt=\"\" width=\"1280\" height=\"720\" \/>\u00d4ng Joseph Michael D. Racho tr\u00ecnh b\u00e0y D\u1ef1 \u00e1n nghi\u00ean c\u1ee9u t\u1ea1i Vi\u1ec7n PNRI do B\u1ed9 Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Philippines (DOST) t\u00e0i tr\u1ee3 v\u00e0 Ch\u01b0\u01a1ng tr\u00ecnh thu g\u00f3p m\u1eabu do Vi\u1ec7n PNRI th\u1ef1c hi\u1ec7n<\/em><\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"288\"><\/td>\n<td width=\"328\"><\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\" width=\"616\"><\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\" width=\"616\">\n<p style=\"text-align: center\"><em><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-10262\" src=\"https:\/\/vinatom.gov.vn\/wp-content\/uploads\/2022\/11\/nri5-2.jpg\" alt=\"\" width=\"613\" height=\"367\" \/><\/em><\/p>\n<p style=\"text-align: center\"><em><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-10263\" src=\"https:\/\/vinatom.gov.vn\/wp-content\/uploads\/2022\/11\/nri3.png\" alt=\"\" width=\"640\" height=\"1280\" \/>\u00d4ng Dave Gabriel E. Cadungog th\u1ef1c h\u00e0nh chu\u1ea9n b\u1ecb m\u1eabu, \u0111o m\u1eabu v\u00e0 x\u1eed l\u00fd s\u1ed1 li\u1ec7u ph\u00e2n t\u00edch<\/em><\/p>\n<p>&nbsp;<\/p>\n<p><em>\u00a0<\/em><\/p>\n<p style=\"text-align: right\"><strong><em>Nguy\u1ec5n Th\u1ecb H\u01b0\u01a1ng Lan, Vi\u1ec7n Nghi\u00ean c\u1ee9u h\u1ea1t nh\u00e2n<\/em><\/strong><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: justify\">\n","protected":false},"excerpt":{"rendered":"<p>\u00a0 Trong khu\u00f4n kh\u1ed5 h\u1ee3p t\u00e1c gi\u1eefa Vi\u1ec7n Nghi\u00ean c\u1ee9u h\u1ea1t nh\u00e2n (Vi\u1ec7n NCHN) v\u00e0 Vi\u1ec7n Nghi\u00ean c\u1ee9u h\u1ea1t nh\u00e2n Philippines (PNRI) trong l\u0129nh v\u1ef1c v\u1eadt l\u00fd h\u1ea1t nh\u00e2n, t\u1eeb ng\u00e0y 02-30\/10\/2022, Ph\u00f2ng Nghi\u00ean c\u1ee9u \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt h\u1ea1t nh\u00e2n v\u00e0 \u0111\u1ed3ng v\u1ecb (Ph\u00f2ng NC\u01afD KTHN &amp; \u0110V), Vi\u1ec7n NCHN \u0111\u00e3 h\u01b0\u1edbng d\u1eabn 02 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":10262,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-10234","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tong-hop"],"_links":{"self":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/posts\/10234","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/comments?post=10234"}],"version-history":[{"count":0,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/posts\/10234\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/"}],"wp:attachment":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/media?parent=10234"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/categories?post=10234"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/tags?post=10234"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}