{"id":17446,"date":"2026-09-16T06:17:18","date_gmt":"2026-09-15T23:17:18","guid":{"rendered":"https:\/\/useful.vn\/?p=17446"},"modified":"2026-09-16T06:17:18","modified_gmt":"2026-09-15T23:17:18","slug":"sung-ban-plasma-giup-giat-quan-ao-ngoai-vu-tru","status":"publish","type":"post","link":"https:\/\/useful.vn\/?p=17446","title":{"rendered":"S\u00fang b\u1eafn plasma gi\u00fap ‘gi\u1eb7t qu\u1ea7n \u00e1o’ ngo\u00e0i v\u0169 tr\u1ee5"},"content":{"rendered":"
\n

\nS\u00fang b\u1eafn plasma gi\u00fap ‘gi\u1eb7t qu\u1ea7n \u00e1o’ ngo\u00e0i v\u0169 tr\u1ee5 <\/h1>\n

C\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t tri\u1ec3n s\u00fang b\u1eafn plasma gi\u00fap phi h\u00e0nh gia kh\u1eed khu\u1ea9n qu\u1ea7n \u00e1o khi du h\u00e0nh d\u00e0i ng\u00e0y m\u00e0 kh\u00f4ng c\u1ea7n mang theo ch\u1ea5t t\u1ea9y r\u1eeda.<\/p>\n

Theo Space<\/em>, n\u01b0\u1edbc tr\u00ean c\u00e1c chuy\u1ebfn du h\u00e0nh v\u0169 tr\u1ee5 r\u1ea5t khan hi\u1ebfm, khi\u1ebfn phi h\u00e0nh gia g\u1eb7p kh\u00f3 kh\u0103n v\u1edbi nhi\u1ec7m v\u1ee5 gi\u1eb7t gi\u0169. H\u1ecd c\u00f3 th\u1ec3 m\u1eb7c m\u1ed9t b\u1ed9 \u0111\u1ed3 nhi\u1ec1u ng\u00e0y, th\u1eadm ch\u00ed nhi\u1ec1u tu\u1ea7n, sau \u0111\u00f3 cho v\u00e0o t\u00fai k\u00edn kh\u00ed r\u1ed3i mang v\u1ec1 Tr\u00e1i \u0110\u1ea5t gi\u1eb7t, ho\u1eb7c lo\u1ea1i b\u1ecf b\u1eb1ng c\u00e1ch cho ch\u00fang b\u1ed1c ch\u00e1y trong kh\u00ed quy\u1ec3n.<\/p>\n

C\u00e1ch n\u00e0y \u1ed5n v\u1edbi nh\u1eefng chuy\u1ebfn \u0111i ng\u1eafn g\u1ea7n Tr\u00e1i \u0110\u1ea5t, nh\u01b0ng s\u1ebd kh\u00f3 \u00e1p d\u1ee5ng cho h\u00e0nh tr\u00ecnh k\u00e9o d\u00e0i nhi\u1ec1u th\u00e1ng \u0111\u1ebfn Sao H\u1ecfa. N\u1ebfu kh\u00f4ng x\u1eed l\u00fd, qu\u1ea7n \u00e1o b\u1ea9n kh\u00f4ng ch\u1ec9 t\u1ea1o m\u00f9i h\u00f4i m\u00e0 c\u00f2n l\u00e0 m\u00f4i tr\u01b0\u1eddng l\u00fd t\u01b0\u1edfng cho vi khu\u1ea9n g\u00e2y b\u1ec7nh ph\u00e1t tri\u1ec3n.<\/p>\n

\u0110\u1ec3 gi\u1ea3i quy\u1ebft, gi\u00e1o s\u01b0 Gabe Xu t\u1ea1i \u0110\u1ea1i h\u1ecdc Alabama Huntsville (UAH) c\u00f9ng \u0111\u1ed3ng nghi\u1ec7p ph\u00e1t tri\u1ec3n nguy\u00ean m\u1eabu “s\u00fang gi\u1eb7t” v\u1edbi kh\u1ea3 n\u0103ng b\u1eafn plasma t\u00edm kh\u1eed tr\u00f9ng v\u1ea3i. “\u0110i\u1ec1u n\u00e0y s\u1ebd l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng vi khu\u1ea9n, gi\u1eef s\u1ea1ch qu\u1ea7n \u00e1o v\u00e0 b\u1ec1 m\u1eb7t m\u1ec1m kh\u00e1c \u00edt nh\u1ea5t v\u1ec1 m\u1eb7t vi sinh, gi\u00fap b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe c\u1ee7a phi h\u00e0nh gia”, Xu gi\u1ea3i th\u00edch v\u00e0 n\u00f3i th\u00eam, s\u00fang gi\u1eb7t c\u0169ng c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 kh\u1eed tr\u00f9ng b\u1ed9 \u0111\u1ed3 v\u0169 tr\u1ee5 v\u00e0 d\u1ee5ng c\u1ee5 tr\u01b0\u1edbc khi phi h\u00e0nh gia r\u1eddi t\u00e0u ho\u1eb7c c\u0103n c\u1ee9, \u0111\u1eb7t ch\u00e2n xu\u1ed1ng Sao H\u1ecfa.<\/p>\n

\n
\n<\/div>
\n

S\u00fang plasma ho\u1ea1t \u0111\u1ed9ng trong th\u1eed nghi\u1ec7m. \u1ea2nh: UAH\/Gabe Xu<\/em><\/p>\n<\/figcaption><\/figure>\n

Plasma l\u00e0 h\u1ed7n h\u1ee3p gi\u00e0u n\u0103ng l\u01b0\u1ee3ng g\u1ed3m c\u00e1c h\u1ea1t mang \u0111i\u1ec7n, ion v\u00e0 electron. Trong khi nhi\u1ec1u plasma r\u1ea5t n\u00f3ng, ch\u1eb3ng h\u1ea1n lo\u1ea1i trong M\u1eb7t Tr\u1eddi, plasma c\u1ee7a s\u00fang gi\u1eb7t thu\u1ed9c lo\u1ea1i l\u1ea1nh, g\u1ea7n v\u1edbi nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng.<\/p>\n

C\u00e1c electron c\u1ee7a s\u00fang gi\u1eb7t \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c di\u1ec7t khu\u1ea9n. Khi s\u00fang b\u1eafn plasma v\u00e0o v\u1ea3i, electron va ch\u1ea1m v\u1edbi ph\u00e2n t\u1eed kh\u00ed trong kh\u00f4ng kh\u00ed xung quanh, ch\u1eb3ng h\u1ea1n oxy (O2) v\u00e0 h\u01a1i n\u01b0\u1edbc (H2O). C\u00fa va ch\u1ea1m t\u1ea1o ra nh\u1eefng ph\u00e2n t\u1eed kh\u00e1c nh\u01b0 ozone (O3), g\u1ecdi l\u00e0 “ch\u1ea5t oxy h\u00f3a”, c\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc v\u1edbi m\u00e0ng bao quanh vi khu\u1ea9n, l\u00e0m t\u1ed5n th\u01b0\u01a1ng v\u00e0 ti\u00eau di\u1ec7t ch\u00fang.<\/p>\n

H\u1ee3p t\u00e1c v\u1edbi Trung t\u00e2m Bay V\u0169 tr\u1ee5 Marshall thu\u1ed9c NASA, nh\u00f3m c\u1ee7a Xu ch\u1ebf t\u1ea1o nguy\u00ean m\u1eabu s\u00fang gi\u1eb7t nh\u1ecf b\u1eb1ng chi\u1ebfc b\u00fat, c\u00f3 th\u1ec3 kh\u1eed tr\u00f9ng kho\u1ea3ng m\u1ed9t cm2 m\u1ed7i l\u1ea7n b\u1eafn. Trong th\u1eed nghi\u1ec7m, nguy\u00ean m\u1eabu l\u00e0m gi\u1ea3m h\u01a1n 75% s\u1ed1 c\u1ee5m b\u00e0o t\u1eed tr\u00ean m\u1ea3nh v\u1ea3i.<\/p>\n

Trong nh\u1eefng l\u1ea7n th\u1eed k\u00e9o d\u00e0i t\u1eeb 30 gi\u00e2y \u0111\u1ebfn 5 ph\u00fat, ph\u01b0\u01a1ng ph\u00e1p m\u1edbi kh\u00f4ng g\u00e2y h\u01b0 h\u1ea1i \u0111\u00e1ng k\u1ec3 cho s\u1ee3i v\u1ea3i. “Ch\u00fang t\u00f4i ngh\u0129 c\u00f3 l\u1ebd n\u00f3 kh\u00f4ng t\u1ec7 h\u01a1n m\u1ee9c hao m\u00f2n th\u00f4ng th\u01b0\u1eddng”, Xu n\u00f3i v\u1edbi Live Science.<\/em><\/p>\n

\n
\n<\/div>
\n

C\u1eadn c\u1ea3nh ch\u00f9m plasma b\u1eafn ra t\u1eeb s\u00fang gi\u1eb7t. \u1ea2nh: UAH\/Gabe Xu<\/em><\/p>\n<\/figcaption><\/figure>\n

C\u00e1c ch\u1ea5t kh\u1eed tr\u00f9ng tr\u00ean Tr\u00e1i \u0110\u1ea5t nh\u01b0 peroxide v\u00e0 thu\u1ed1c t\u1ea9y c\u0169ng t\u1ea5n c\u00f4ng vi khu\u1ea9n theo c\u00e1ch t\u01b0\u01a1ng t\u1ef1, nh\u01b0ng s\u00fang gi\u1eb7t gi\u00fap phi h\u00e0nh gia kh\u00f4ng c\u1ea7n mang theo ch\u00fang. Thay v\u00e0o \u0111\u00f3, thi\u1ebft b\u1ecb t\u1ea1o ra plasma t\u1eeb kh\u00f4ng kh\u00ed v\u00e0 h\u01a1i n\u01b0\u1edbc tr\u00ean ch\u00ednh t\u00e0u v\u0169 tr\u1ee5. Trong du h\u00e0nh kh\u00f4ng gian, m\u1ed7i gram ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c \u0111\u1ec1u r\u1ea5t quan tr\u1ecdng.<\/p>\n

Tuy nhi\u00ean, Xu cho bi\u1ebft, s\u00fang gi\u1eb7t ch\u01b0a thay th\u1ebf \u0111\u01b0\u1ee3c m\u00e1y gi\u1eb7t th\u00f4ng th\u01b0\u1eddng do kh\u00f4ng th\u1ec3 lo\u1ea1i b\u1ecf v\u1ebft b\u1ea9n nh\u01b0 v\u1ebft c\u00e0 ph\u00ea ho\u1eb7c c\u1ecf b\u00e1m v\u00e0o. K\u00edch th\u01b0\u1edbc c\u1ee7a nguy\u00ean m\u1eabu c\u0169ng qu\u00e1 nh\u1ecf \u0111\u1ec3 s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf. Nh\u00f3m c\u1ee7a Xu d\u1ef1 \u0111\u1ecbnh ch\u1ebf t\u1ea1o thi\u1ebft b\u1ecb l\u1edbn h\u01a1n m\u00e0 v\u1eabn c\u00f3 th\u1ec3 c\u1ea7m tay. H\u1ecd c\u0169ng \u0111ang nghi\u00ean c\u1ee9u h\u1ec7 th\u1ed1ng l\u1ecdc gi\u00fap x\u1eed l\u00fd ozone t\u1eeb s\u00fang, v\u1ed1n c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i n\u1ebfu th\u1ea3i ra v\u1edbi l\u01b0\u1ee3ng l\u1edbn.<\/p>\n

Thu Th\u1ea3o – Nguy\u1ec5n Thanh<\/strong>t\u1ed5ng h\u1ee3p<\/em><\/p>\n<\/article>\n

\n

https:\/\/vnexpress.net\/sung-ban-plasma-giup-giat-quan-ao-ngoai-vu-tru-5111690.html<\/p>\n","protected":false},"excerpt":{"rendered":"

S\u00fang b\u1eafn plasma gi\u00fap ‘gi\u1eb7t qu\u1ea7n \u00e1o’ ngo\u00e0i v\u0169 tr\u1ee5 C\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t tri\u1ec3n s\u00fang b\u1eafn plasma gi\u00fap phi h\u00e0nh gia kh\u1eed khu\u1ea9n qu\u1ea7n \u00e1o khi du h\u00e0nh d\u00e0i ng\u00e0y m\u00e0 kh\u00f4ng c\u1ea7n mang theo ch\u1ea5t t\u1ea9y r\u1eeda. Theo Space, n\u01b0\u1edbc tr\u00ean c\u00e1c chuy\u1ebfn du h\u00e0nh v\u0169 tr\u1ee5 r\u1ea5t khan hi\u1ebfm, khi\u1ebfn phi<\/p>\n","protected":false},"author":1,"featured_media":17447,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-17446","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cong-nghe"],"_links":{"self":[{"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/posts\/17446","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=17446"}],"version-history":[{"count":0,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/posts\/17446\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/media\/17447"}],"wp:attachment":[{"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=17446"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=17446"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=17446"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}