V\u0169 kh\u00ed laser khi \u0111\u01b0\u1ee3c b\u1eafn ra, tuy kh\u00f4ng c\u00f3 \u0111\u1ea1n nh\u01b0 s\u00fang ph\u00e1o th\u01b0\u1eddng nh\u01b0ng l\u1ea1i ph\u00e1t ra ch\u00f9m tia laser n\u0103ng l\u01b0\u1ee3ng cao v\u1edbi t\u1ed1c \u0111\u1ed9 300.000 km\/gi\u00e2y. N\u0103ng l\u01b0\u1ee3ng n\u00e0y t\u1eadp trung r\u1ea5t m\u1ea1nh, khi chi\u1ebfu v\u00e0o v\u1eadt th\u1ec3 kim lo\u1ea1i, trong nh\u00e1y m\u1eaft s\u1ebd l\u00e0m cho kim lo\u1ea1i n\u00f3ng ch\u1ea3y, b\u1ed1c h\u01a1i, th\u1eadm ch\u00ed bi\u1ebfn th\u00e0nh ion.<\/p>\n\n\n\n
T\u00e1c d\u1ee5ng \u0111\u00f3 g\u1ecdi l\u00e0 \u201chi\u1ec7u \u1ee9ng lan ch\u1ea3y nhi\u1ec7t\u201d. V\u0169 kh\u00ed laser ph\u00e1 ho\u1ea1i m\u1ee5c ti\u00eau ch\u1ee7 y\u1ebfu nh\u1edd v\u00e0o hi\u1ec7u \u1ee9ng \u0111\u00f3. Ch\u00f9m tia laser g\u00e2y t\u00e1c d\u1ee5ng lan ch\u1ea3y c\u00e0ng l\u1edbn h\u01a1n \u0111\u1ed1i v\u1edbi c\u01a1 th\u1ec3 s\u1ed1ng, th\u1eadm ch\u00ed g\u00e2y t\u1eed vong. Cho n\u00ean tia laser t\u1eebng \u0111\u01b0\u1ee3c m\u1ec7nh danh l\u00e0 tia ch\u1ebft ch\u00f3c.<\/p>\n\n\n\n
N\u1ebfu b\u1ea1n \u0111\u01b0a k\u00ednh h\u1ed9i t\u1ee5 ra tr\u01b0\u1edbc \u00e1nh n\u1eafng \u0111\u1ec3 l\u1ea5y ti\u00eau \u0111i\u1ec3m s\u00e1ng. Ti\u00eau \u0111i\u1ec3m n\u00e0y c\u00f3 th\u1ec3 l\u00e0m ch\u00e1y gi\u1ea5y. V\u1eady m\u00e0 \u0111\u1ed9 s\u00e1ng c\u1ee7a tia laser c\u00f2n cao g\u1ea5p v\u00e0i tr\u0103m tri\u1ec7u, th\u1eadm ch\u00ed v\u00e0i t\u1ef7 l\u1ea9n so v\u1edbi \u00e1nh n\u1eafng M\u1eb7t tr\u1eddi. N\u0103ng l\u01b0\u1ee3ng c\u1ee7a n\u00f3 d\u0129 nhi\u00ean l\u00e0 r\u1ea5t l\u1edbn. Do \u0111\u00f3, ng\u01b0\u1eddi ta \u0111\u00e3 s\u1eed d\u1ee5ng v\u0169 kh\u00ed tia laser \u0111\u1ec3 b\u1eafn m\u00e1y bay, t\u00ean l\u1eeda c\u1ee7a \u0111\u1ed1i ph\u01b0\u01a1ng. Ngo\u00e0i ra, khi b\u1eafn v\u00e0o m\u1ee5c ti\u00eau d\u1ea1ng kim lo\u1ea1i, tia laser c\u00f2n sinh ra t\u00e1c d\u1ee5ng ph\u00e1 ho\u1ea1i ph\u1ee5. \u0110\u00f3 l\u00e0 d\u1ea1ng ion h\u00ecnh th\u00e0nh d\u01b0\u1edbi nhi\u1ec7t \u0111\u1ed9 cao c\u1ee7a tia laser khi ph\u00e1t ra kh\u1ecfi b\u1ec1 m\u1eb7t kim lo\u1ea1i, l\u1ef1c ph\u1ea3n t\u00e1c d\u1ee5ng s\u1ebd g\u00e2y ph\u1ee5 t\u1ea3i xung k\u00edch tr\u00ean b\u1ec1 m\u1eb7t kim lo\u1ea1i, l\u00e0m bi\u1ebfn d\u1ea1ng, ph\u00e1 hu\u1ef7 nhanh ch\u00f3ng v\u1eadt th\u1ec3. \u0110\u1ed3ng th\u1eddi d\u1ea1ng ion c\u00f2n ph\u00e1t ra b\u1ee9c x\u1ea1 X, l\u00e0m cho c\u00e1c linh ki\u1ec7n \u0111i\u1ec7n t\u1eed g\u1ea9n m\u1ee5c ti\u00eau b\u1ecb v\u00f4 hi\u1ec7u ho\u00e1.<\/p>\n\n\n\n
M\u1ed9t \u0111i\u1ec1u c\u1ea9n ph\u1ea3i n\u00f3i th\u00eam l\u00e0, ch\u00f9m tia laser c\u00f2n l\u00e0m cho ng\u01b0\u1eddi ta b\u1ecb m\u00f9 m\u1eaft ho\u1eb7c t\u1ea1m th\u1eddi kh\u00f4ng nh\u00ecn th\u1ea5y g\u00ec. \u0110\u00f3 l\u00e0 v\u00ec m\u1eaft ng\u01b0\u1eddi gi\u1ed1ng nh\u01b0 m\u1ed9t th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5, khi b\u1ecb ch\u00f9m laser chi\u1ebfu v\u00e0o qua h\u1ed9i t\u1ee5 c\u1ee7a thu\u1ef7 tinh th\u1ec3 s\u1ebd h\u00ecnh th\u00e0nh ti\u00eau \u0111i\u1ec3m trong v\u00f5ng m\u1ea1c, l\u00e0m cho n\u0103ng l\u01b0\u1ee3ng laser c\u00e0ng t\u1eadp trung h\u01a1n. T\u1ed5 ch\u1ee9c v\u00f5ng m\u1ea1c c\u1ef1c m\u1ecfng b\u1ecb h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng l\u1edbn c\u1ee7a ti\u00eau \u0111i\u1ec3m \u00e1nh s\u00e1ng, s\u1ebd nhanh ch\u00f3ng chuy\u1ec3n th\u00e0nh nhi\u1ec7t n\u0103ng l\u00e0m ch\u00e1y b\u1ecfng v\u00f5ng m\u1ea1c, d\u1eabn \u0111\u1ebfn m\u00f9 m\u1eaft<\/p>\n","protected":false},"excerpt":{"rendered":"
V\u0169 kh\u00ed laser khi \u0111\u01b0\u1ee3c b\u1eafn ra, tuy kh\u00f4ng c\u00f3 \u0111\u1ea1n nh\u01b0 s\u00fang ph\u00e1o th\u01b0\u1eddng nh\u01b0ng l\u1ea1i ph\u00e1t ra ch\u00f9m tia laser n\u0103ng l\u01b0\u1ee3ng cao v\u1edbi t\u1ed1c \u0111\u1ed9 300.000 km\/gi\u00e2y. N\u0103ng l\u01b0\u1ee3ng n\u00e0y t\u1eadp trung r\u1ea5t m\u1ea1nh, khi chi\u1ebfu v\u00e0o v\u1eadt th\u1ec3 kim lo\u1ea1i, trong nh\u00e1y m\u1eaft s\u1ebd l\u00e0m cho kim lo\u1ea1i n\u00f3ng ch\u1ea3y, b\u1ed1c […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[1,15],"tags":[],"class_list":["post-10977","post","type-post","status-publish","format-standard","hentry","category-general","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10977","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=10977"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10977\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=10977"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=10977"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=10977"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}