{"id":21044,"date":"2024-01-06T14:58:17","date_gmt":"2024-01-06T07:58:17","guid":{"rendered":"https:\/\/nafi4.vn\/kiem-nghiem-chung\/hoa-hoc\/do-hoat-do-phong-xa\/"},"modified":"2024-01-06T14:58:17","modified_gmt":"2024-01-06T07:58:17","slug":"do-hoat-do-phong-xa","status":"publish","type":"page","link":"https:\/\/nafi4.vn\/en\/kiem-nghiem-chung\/hoa-hoc\/do-hoat-do-phong-xa\/","title":{"rendered":"\u0110o ho\u1ea1t \u0111\u1ed9 ph\u00f3ng x\u1ea1"},"content":{"rendered":"<p><strong>Ph\u01b0\u01a1ng Ph\u00e1p \u0110o Ho\u1ea1t \u0110\u1ed9 Ph\u00f3ng X\u1ea1: An To\u00e0n v\u00e0 Ki\u1ec3m So\u00e1t Ch\u1ea5t Ph\u00f3ng X\u1ea1 Trong Th\u1ef1c Ph\u1ea9m v\u00e0 M\u00f4i Tr\u01b0\u1eddng<\/strong><\/p>\n<p>Ph\u00f3ng x\u1ea1 l\u00e0 qu\u00e1 tr\u00ecnh m\u00e0 nh\u00e2n nguy\u00ean t\u1eed kh\u00f4ng \u1ed5n \u0111\u1ecbnh t\u1ef1 bi\u1ebfn \u0111\u1ed5i v\u00e0 ph\u00e1t ra c\u00e1c tia ph\u00f3ng x\u1ea1. C\u00e1c lo\u1ea1i tia ph\u00f3ng x\u1ea1 bao g\u1ed3m h\u1ea1t alpha, proton, tia electron (ph\u00f3ng x\u1ea1 beta), v\u00e0 tia gamma. Ch\u00fang ta ti\u1ebfp x\u00fac v\u1edbi ph\u00f3ng x\u1ea1 t\u1eeb c\u1ea3 ngu\u1ed3n t\u1ef1 nhi\u00ean v\u00e0 ngu\u1ed3n nh\u00e2n t\u1ea1o.<\/p>\n<p>Ch\u1ea5t ph\u00f3ng x\u1ea1 c\u00f3 th\u1ec3 ti\u1ebfp x\u00fac v\u1edbi th\u1ef1c ph\u1ea9m v\u00e0 m\u00f4i tr\u01b0\u1eddng th\u00f4ng qua nhi\u1ec1u ngu\u1ed3n kh\u00e1c nhau nh\u01b0 nh\u00e0 m\u00e1y h\u1ea1t nh\u00e2n, v\u1ee5 n\u1ed5 h\u1ea1t nh\u00e2n, v\u00e0 r\u00f2 r\u1ec9 ph\u00f3ng x\u1ea1. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 g\u00e2y nhi\u1ec5m ch\u1ea5t ph\u00f3ng x\u1ea1 cho th\u1ef1c ph\u1ea9m v\u00e0 t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn d\u00f2ng s\u00f4ng, ao h\u1ed3, v\u00e0 bi\u1ec3n, l\u00e0m cho c\u00e1 v\u00e0 h\u1ea3i s\u1ea3n tr\u1edf th\u00e0nh ti\u1ec1m \u1ea9n ngu\u1ed3n ch\u1ea5t ph\u00f3ng x\u1ea1.<\/p>\n<p>Ph\u00f3ng x\u1ea1 c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y h\u1ea1i cho c\u01a1 th\u1ec3 con ng\u01b0\u1eddi, t\u1eeb t\u00e1c \u0111\u1ed9ng t\u1ebf b\u00e0o \u0111\u1ebfn s\u1ef1 h\u00ecnh th\u00e0nh c\u00e1c t\u1ebf b\u00e0o ung th\u01b0. T\u00e1c \u0111\u1ed9ng n\u00e0y ph\u1ee5 thu\u1ed9c v\u00e0o th\u1eddi gian ti\u1ebfp x\u00fac v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 ph\u00f3ng x\u1ea1, v\u00e0 n\u00f3 \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh b\u1edfi c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n c\u1ee7a B\u1ed9 Y t\u1ebf.<\/p>\n<p>\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho con ng\u01b0\u1eddi v\u00e0 m\u00f4i tr\u01b0\u1eddng, Ph\u00f2ng Ki\u1ec3m nghi\u1ec7m Trung t\u00e2m V\u00f9ng 4 \u0111\u00e3 \u0111\u1ea7u t\u01b0 v\u00e0o c\u00e1c thi\u1ebft b\u1ecb hi\u1ec7n \u0111\u1ea1i \u0111\u1ec3 \u0111o ho\u1ea1t \u0111\u1ed9 ph\u00f3ng x\u1ea1 v\u1edbi \u0111\u1ed9 nh\u1ea1y v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c cao. H\u1ec7 th\u1ed1ng c\u1ee7a ch\u00fang t\u00f4i bao g\u1ed3m: H\u1ec7 th\u1ed1ng ph\u1ed5 k\u1ebf \u0111o ho\u1ea1t \u0111\u1ed9 c\u00e1c \u0111\u1ed3ng v\u1ecb ph\u00e1t x\u1ea1 tia Gamma v\u00e0 H\u1ec7 th\u1ed1ng ph\u00e2n t\u00edch t\u1ed5ng ho\u1ea1t \u0111\u1ed9 Alpha v\u00e0 t\u1ed5ng ho\u1ea1t \u0111\u1ed9 Beta \u0111\u1ec3 ph\u00e2n t\u00edch c\u00e1c ho\u1ea1t \u0111\u1ed9 ph\u00f3ng x\u1ea1 trong chu\u1ed7i nguy\u00ean li\u1ec7u, s\u1ea3n xu\u1ea5t, ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m, th\u1ee9c \u0103n ch\u0103n nu\u00f4i, n\u01b0\u1edbc u\u1ed1ng, n\u01b0\u1edbc sinh ho\u1ea1t, n\u01b0\u1edbc d\u00f9ng cho s\u1ea3n xu\u1ea5t, nu\u00f4i tr\u1ed3ng thu\u1ef7 s\u1ea3n\u2026<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ph\u01b0\u01a1ng Ph\u00e1p \u0110o Ho\u1ea1t \u0110\u1ed9 Ph\u00f3ng X\u1ea1: An To\u00e0n v\u00e0 Ki\u1ec3m So\u00e1t Ch\u1ea5t Ph\u00f3ng X\u1ea1 Trong Th\u1ef1c Ph\u1ea9m v\u00e0 M\u00f4i Tr\u01b0\u1eddng Ph\u00f3ng x\u1ea1 l\u00e0 qu\u00e1 tr\u00ecnh m\u00e0 nh\u00e2n nguy\u00ean t\u1eed kh\u00f4ng \u1ed5n \u0111\u1ecbnh t\u1ef1 bi\u1ebfn \u0111\u1ed5i v\u00e0 ph\u00e1t ra c\u00e1c tia ph\u00f3ng x\u1ea1. C\u00e1c lo\u1ea1i tia ph\u00f3ng x\u1ea1 bao g\u1ed3m h\u1ea1t alpha, proton, tia electron [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":9306,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-template\/sinhhoc-template.php","meta":{"inline_featured_image":false,"footnotes":""},"class_list":["post-21044","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/nafi4.vn\/en\/wp-json\/wp\/v2\/pages\/21044","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nafi4.vn\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/nafi4.vn\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/nafi4.vn\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/nafi4.vn\/en\/wp-json\/wp\/v2\/comments?post=21044"}],"version-history":[{"count":0,"href":"https:\/\/nafi4.vn\/en\/wp-json\/wp\/v2\/pages\/21044\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/nafi4.vn\/en\/wp-json\/wp\/v2\/pages\/9306"}],"wp:attachment":[{"href":"https:\/\/nafi4.vn\/en\/wp-json\/wp\/v2\/media?parent=21044"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}