Nh\u1eadt B\u1ea3n \u0111\u00e3 ph\u00f3ng m\u1ed9t v\u1ec7 tinh tia X c\u00f3 t\u00ean l\u00e0 S\u1ee9 m\u1ec7nh Ch\u1ee5p \u1ea2nh v\u00e0 Ph\u00e2n T\u00edch Quang Ph\u1ed5 Tia X (XRISM) v\u00e0o kh\u00f4ng gian. XRISM \u0111\u01b0\u1ee3c trang b\u1ecb hai thi\u1ebft b\u1ecb d\u00f2 tia X, m\u1ed9t d\u1ea1ng b\u1ee9c x\u1ea1 \u0111i\u1ec7n t\u1eeb c\u00f3 n\u0103ng l\u01b0\u1ee3ng cao. V\u1ec7 tinh s\u1ebd quay quanh Tr\u00e1i \u0110\u1ea5t \u1edf \u0111\u1ed9 cao 350 d\u1eb7m so v\u1edbi b\u1ec1 m\u1eb7t h\u00e0nh tinh v\u00e0 quan s\u00e1t v\u1eadn t\u1ed1c v\u00e0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a plasma n\u00f3ng gi\u1eefa c\u00e1c ng\u00f4i sao v\u00e0 thi\u00ean h\u00e0 v\u1edbi \u0111\u1ed9 chi ti\u1ebft ch\u01b0a t\u1eebng c\u00f3.<\/p>\n\n
Plasma l\u00e0 d\u1ea1ng v\u1eadt ch\u1ea5t c\u1ef1c n\u00f3ng g\u1ed3m c\u00e1c h\u1ea1t mang \u0111i\u1ec7n, chi\u1ebfm ph\u1ea7n l\u1edbn v\u0169 tr\u1ee5 c\u00f3 th\u1ec3 quan s\u00e1t \u0111\u01b0\u1ee3c. N\u00f3 ch\u1ee9a th\u00f4ng tin v\u1ec1 l\u1ecbch s\u1eed h\u00ecnh th\u00e0nh c\u00e1c nguy\u00ean t\u1ed1 t\u1eeb sao v\u00e0 v\u1ee5 n\u1ed5 si\u00eau t\u00e2n tinh. B\u1eb1ng c\u00e1ch nghi\u00ean c\u1ee9u plasma, c\u00e1c nh\u00e0 khoa h\u1ecdc hy v\u1ecdng hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 th\u00e0nh ph\u1ea7n v\u00e0 s\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a sao, thi\u00ean h\u00e0 v\u00e0 ch\u00f9m thi\u00ean h\u00e0.<\/p>\n\n
C\u00e1c thi\u1ebft b\u1ecb tr\u00ean XRISM bao g\u1ed3m m\u1ed9t m\u00e1y quang ph\u1ed5 ho\u1ea1t \u0111\u1ed9ng \u1edf nhi\u1ec7t \u0111\u1ed9 g\u1ea7n b\u1eb1ng kh\u00f4ng tuy\u1ec7t \u0111\u1ed1i, cho ph\u00e9p n\u00f3 ph\u00e1t hi\u1ec7n thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 khi t\u1eebng tia X \u0111\u1eadp v\u00e0o m\u00e1y d\u00f2. M\u00e1y quang ph\u1ed5 c\u00f3 th\u1ec3 \u0111o nhi\u1ec7t \u0111\u1ed9, th\u00e0nh ph\u1ea7n v\u00e0 t\u1ed1c \u0111\u1ed9 c\u1ee7a ngu\u1ed3n b\u1ee9c x\u1ea1 v\u1edbi \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao g\u1ea5p 30 l\u1ea7n so v\u1edbi \u0110\u00e0i quan s\u00e1t tia X Chandra c\u1ee7a NASA.<\/p>\n\n
XRISM c\u0169ng c\u00f3 m\u1ed9t m\u00e1y ch\u1ee5p \u1ea3nh tia X v\u1edbi t\u1ea7m nh\u00ecn r\u1ed9ng. V\u1ec7 tinh s\u1ebd \u0111\u01b0\u1ee3c hi\u1ec7u ch\u1ec9nh sau khi v\u00e0o qu\u1ef9 \u0111\u1ea1o v\u00e0 d\u1ef1 ki\u1ebfn ho\u1ea1t \u0111\u1ed9ng trong ba n\u0103m.<\/p>\n\n
C\u00f9ng v\u1edbi v\u1ec7 tinh tia X, Nh\u1eadt B\u1ea3n c\u0169ng ph\u00f3ng m\u1ed9t t\u00e0u h\u1ea1 tr\u0103ng c\u00f3 t\u00ean l\u00e0 T\u00e0u H\u1ea1 C\u00e1nh Th\u00f4ng Minh Kh\u1ea3o S\u00e1t M\u1eb7t Tr\u0103ng (SLIM). SLIM s\u1ebd \u0111i theo m\u1ed9t qu\u1ef9 \u0111\u1ea1o ti\u1ebft ki\u1ec7m nhi\u00ean li\u1ec7u xu\u1ed1ng b\u1ec1 m\u1eb7t M\u1eb7t Tr\u0103ng v\u00e0 \u0111\u1ebfn n\u01a1i sau ba \u0111\u1ebfn b\u1ed1n th\u00e1ng. Sau \u0111\u00f3, n\u00f3 s\u1ebd v\u00e0o qu\u1ef9 \u0111\u1ea1o quanh M\u1eb7t Tr\u0103ng trong m\u1ed9t th\u00e1ng tr\u01b0\u1edbc khi h\u1ea1 c\u00e1nh xu\u1ed1ng b\u1ec1 m\u1eb7t.<\/p>\n\n
M\u1ee5c ti\u00eau ch\u00ednh c\u1ee7a s\u1ee9 m\u1ec7nh SLIM l\u00e0 th\u1ec3 hi\u1ec7n kh\u1ea3 n\u0103ng h\u1ea1 c\u00e1nh c\u1ef1c k\u1ef3 ch\u00ednh x\u00e1c. Trong khi c\u00e1c t\u00e0u h\u1ea1 tr\u0103ng th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c t\u1eeb v\u00e0i \u0111\u1ebfn v\u00e0i ch\u1ee5c ki-l\u00f4-m\u00e9t, SLIM nh\u1eafm h\u1ea1 c\u00e1nh trong ph\u1ea1m vi 100 m\u00e9t so v\u1edbi \u0111i\u1ec3m \u0111\u00edch.<\/p>\n\n
Kh\u1ea3 n\u0103ng h\u1ea1 c\u00e1nh ch\u00ednh x\u00e1c h\u01a1n s\u1ebd gi\u00fap t\u00e0u v\u0169 tr\u1ee5 \u0111\u00e1p xu\u1ed1ng an to\u00e0n h\u01a1n v\u00e0 kh\u00e1m ph\u00e1 nh\u1eefng khu v\u1ef1c tr\u01b0\u1edbc \u0111\u00e2y kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn. \u0110i\u1ec3m \u0111\u1ebfn c\u1ee7a SLIM l\u00e0 h\u1ed1 va ch\u1ea1m Shioli, n\u1eb1m ngay ph\u00eda nam n\u01a1i t\u00e0u Apollo 11 t\u1eebng h\u1ea1 c\u00e1nh.<\/p>\n\n
N\u1ebfu SLIM h\u1ea1 c\u00e1nh th\u00e0nh c\u00f4ng, Nh\u1eadt B\u1ea3n s\u1ebd tr\u1edf th\u00e0nh qu\u1ed1c gia th\u1ee9 n\u0103m \u0111\u1eb7t ch\u00e2n l\u00ean b\u1ec1 m\u1eb7t M\u1eb7t Tr\u0103ng, b\u00ean c\u1ea1nh Hoa K\u1ef3, Nga (tr\u01b0\u1edbc \u0111\u00e2y l\u00e0 Li\u00ean X\u00f4), Trung Qu\u1ed1c v\u00e0 \u1ea4n \u0110\u1ed9. S\u1ee9 m\u1ec7nh n\u00e0y l\u00e0 m\u1ed9t ph\u1ea7n trong k\u1ebf ho\u1ea1ch r\u1ed9ng l\u1edbn h\u01a1n c\u1ee7a Nh\u1eadt B\u1ea3n nh\u1eb1m \u0111\u01b0a phi h\u00e0nh gia l\u00ean M\u1eb7t Tr\u0103ng trong t\u01b0\u01a1ng lai.<\/p>\n\n
Vi\u1ec7c ph\u00f3ng XRISM v\u00e0 SLIM l\u00e0 m\u1ed9t b\u01b0\u1edbc ti\u1ebfn quan tr\u1ecdng trong th\u00e1m hi\u1ec3m kh\u00f4ng gian. XRISM s\u1ebd cung c\u1ea5p cho c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00e1i nh\u00ecn m\u1edbi v\u1ec1 v\u0169 tr\u1ee5, trong khi SLIM s\u1ebd ch\u1ee9ng minh kh\u1ea3 n\u0103ng h\u1ea1 c\u00e1nh ch\u00ednh x\u00e1c tr\u00ean M\u1eb7t Tr\u0103ng. Nh\u1eefng s\u1ee9 m\u1ec7nh n\u00e0y s\u1ebd g\u00f3p ph\u1ea7n m\u1edf r\u1ed9ng hi\u1ec3u bi\u1ebft c\u1ee7a ch\u00fang ta v\u1ec1 v\u0169 tr\u1ee5 v\u00e0 m\u1edf \u0111\u01b0\u1eddng cho th\u00e1m hi\u1ec3m M\u1eb7t Tr\u0103ng v\u00e0 xa h\u01a1n trong t\u01b0\u01a1ng lai.<\/p>","protected":false},"excerpt":{"rendered":"
Nh\u1eadt B\u1ea3n Ph\u00f3ng V\u1ec7 Tinh Tia X v\u00e0 T\u00e0u H\u1ea1 Tr\u0103ng V\u00e0o Kh\u00f4ng Gian V\u1ec7 Tinh Tia X Nghi\u00ean C\u1ee9u V\u0169 Tr\u1ee5 Nh\u1eadt B\u1ea3n \u0111\u00e3 ph\u00f3ng m\u1ed9t v\u1ec7 tinh tia…<\/p>\n","protected":false},"author":2,"featured_media":25454,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[476],"tags":[434,2907,2908,436,2906],"class_list":["post-1284","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-space-science","tag-space-exploration","tag-lunar-exploration","tag-plasma-physics","tag-astrophysics","tag-x-ray-astronomy"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1284","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=1284"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1284\/revisions"}],"predecessor-version":[{"id":25455,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/1284\/revisions\/25455"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media\/25454"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=1284"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=1284"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=1284"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}