Khi m\u00e2y m\u01b0a xu\u1ea5t hi\u1ec7n, t\u1ea9ng m\u00e2y mang \u0111i\u1ec7n \u00e2m, c\u1ea3m \u1ee9ng m\u1eb7t \u0111\u1ea5t mang \u0111i\u1ec7n d\u01b0\u01a1ng, tia ch\u1edbp \u0111\u1ea9u ti\u00ean xu\u1ea5t hi\u1ec7n mang \u0111i\u1ec7n \u00e2m t\u1eeb tr\u00ean \u0111\u00e1m m\u00e2y h\u01b0\u1edbng xu\u1ed1ng m\u1eb7t \u0111\u1ea5t g\u1ecdi l\u00e0 \u201ctia ch\u1edbp ti\u00ean d\u1eabn\u201d, n\u00f3 ph\u00e1t huy t\u00e1c d\u1ee5ng sinh ra tia ch\u1edbp. Tia ch\u1edbp d\u1eabn \u0111i\u1ec7n n\u00e0y khi ph\u00e1t ra tia ch\u1edbp kh\u00f4ng h\u1ec1 thu\u1eadn bu\u1ed3m xu\u00f4i gi\u00f3. Tr\u01b0\u1edbc ti\u00ean, n\u00f3 ti\u1ebfn theo h\u01b0\u1edbng khu v\u1ef1c mang \u0111i\u1ec7n t\u00edch d\u01b0\u01a1ng m\u00e0 ph\u00e2n b\u1ed1 h\u1ed7n lo\u1ea1n trong kh\u00f4ng gian ph\u00eda d\u01b0\u1edbi c\u1ee7a t\u1ea9ng m\u00e2y. Nh\u1eefng \u0111i\u1ec7n t\u00edch d\u01b0\u01a1ng trong kh\u00f4ng gian n\u00e0y l\u00e0 lo\u1ea1i \u0111i\u1ec7n t\u00edch c\u1ea3m \u1ee9ng c\u1ee7a m\u1eb7t \u0111\u1ea5t t\u00edch t\u1ee5 v\u1edbi m\u1eadt \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u1ed1i d\u1ea9y \u0111\u1eb7c tr\u00ean v\u1eadt th\u1ec3 nh\u1ecdn, ch\u00fang ti\u1ebfn v\u00e0o b\u1ea9u kh\u00ed quy\u1ec3n do t\u1ef1 b\u00e0i tr\u1eeb l\u1eabn nhau, mang v\u00e0o t\u1ea9ng kh\u00f4ng kh\u00ed th\u1ea5p nh\u1eefng d\u00f2ng kh\u00ed h\u1ed7n lo\u1ea1n do ch\u1ecbu \u00e1p l\u1ef1c t\u1ea9ng m\u00e2y d\u00f4ng v\u00e0 ph\u00e2n b\u1ed1 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u. Tia ch\u1edbp ti\u00ean d\u1eabn th\u01b0\u1eddng ti\u1ebfn v\u00e0o khu v\u1ef1c \u0111i\u1ec7n t\u00edch d\u01b0\u01a1ng \u1edf kh\u00f4ng gian ph\u1ee5 c\u1eadn. N\u1ebfu nh\u01b0 \u1edf khu v\u1ef1c ph\u1ee5 c\u1eadn c\u00f3 hai hay nhi\u1ec1u v\u00f9ng kh\u00f4ng gian mang \u0111i\u1ec7n t\u00edch d\u01b0\u01a1ng th\u00ec tia ch\u1edbp ti\u00ean d\u1eabn li\u1ec1n xu\u1ea5t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng ph\u00e2n nh\u00e1nh.<\/p>\n\n\n\n
N\u00f3i chung tia ch\u1edbp ti\u00ean d\u1eabn r\u1ea5t d\u1ec5 th\u00f4ng qua t\u1ea9ng kh\u00f4ng kh\u00ed \u1ea9m \u01b0\u1edbt m\u00e0 kh\u00f4ng d\u1ec5 th\u00f4ng qua t\u1ea9ng kh\u00f4ng kh\u00ed kh\u00f4 hanh. Do v\u1eady, con \u0111\u01b0\u1eddng \u0111i c\u1ee7a n\u00f3 tr\u00e1nh ch\u1ed7 kh\u00f4 g\u1eb7p \u01b0\u1edbt, n\u00f3 \u0111i qua khu \u0111i\u1ec7n t\u00edch d\u01b0\u01a1ng b\u1eb1ng con \u0111\u01b0\u1eddng kh\u00fac khu\u1ef7u, r\u1ed3i l\u1ea1i \u0111i \u0111\u1ebfn khu \u0111i\u1ec7n t\u00edch d\u01b0\u01a1ng kh\u00e1c \u1edf ph\u00eda d\u01b0\u1edbi. \u1ede m\u1ed9t v\u00e0i v\u1ecb tr\u00ed ph\u00e2n nh\u00e1nh, n\u00f3 ti\u1ebfn \u0111\u1ebfn nh\u1eefng khu v\u1ef1c n\u00e0o th\u00ec mang \u0111i\u1ec7n t\u00edch \u00e2m \u0111\u1ebfn khu v\u1ef1c \u0111\u00f3, nh\u01b0 v\u1eady, xu\u1ea5t hi\u1ec7n tia ch\u1edbp ti\u00ean d\u1eabn tr\u00f4ng gi\u1ed1ng nh\u01b0 l\u00e0 \u201cc\u00e2y kh\u00f4 treo ng\u01b0\u1ee3c\u201d. \u0110i\u1ec1u \u0111\u00f3 cho th\u1ea5y tia ch\u1edbp ti\u00ean d\u1eabn l\u00e0 tia ch\u1edbp m\u00e0 ph\u1ea3i \u201c\u0111\u1ea1p b\u1eb1ng ch\u00f4ng gai, n\u1ebfm mu\u00f4n v\u00e0n kh\u00f3 kh\u0103n\u201d m\u1edbi h\u00ecnh th\u00e0nh. Nh\u01b0ng lo\u1ea1i tia ch\u1edbp nh\u01b0 v\u1eady kh\u00f4ng ph\u1ea3i l\u00e0 tia s\u00e1ng m\u1ea1nh. \u0110i\u1ec3m \u0111\u1ea9u ti\u00ean c\u1ee7a tia ch\u1edbp d\u1ea9n d\u1ea9n v\u01b0\u01a1n th\u1eb3ng xu\u1ed1ng cho \u0111\u1ebfn g\u1ea9n m\u1eb7t \u0111\u1ea5t, \u0111i\u1ec7n t\u00edch d\u01b0\u01a1ng c\u1ee7a v\u1eadt th\u1ec3 nh\u1ecdn \u1edf ph\u00eda d\u01b0\u1edbi m\u1eb7t \u0111\u1ea5t nh\u1eadn l\u1ef1c h\u00fat c\u1ee7a \u0111i\u1ec7n t\u00edch \u00e2m \u1edf \u0111\u1ea9u nh\u1ecdn c\u1ee7a tia ch\u1edbp ti\u00ean d\u1eabn, men theo tia ch\u1edbp ti\u00ean d\u1eabn m\u00e0 ti\u1ebfn v\u1ec1 ph\u00eda d\u01b0\u1edbi c\u1ee7a \u0111\u00e1m m\u00e2y, n\u00f3 g\u1eb7p \u0111i\u1ec7n t\u00edch \u00e2m v\u1ed1n c\u00f3 c\u1ee7a tia ch\u1edbp v\u00e0 ph\u00e1t ra \u00e1nh s\u00e1ng r\u1ea5t m\u1ea1nh. \u0110\u00f3 l\u00e0 tia ch\u1edbp m\u00e0 ch\u00fang ta nh\u00ecn th\u1ea5y. Do \u0111\u01b0\u1eddng c\u1ee7a n\u00f3 l\u00e0 con \u0111\u01b0\u1eddng c\u0169 c\u1ee7a tia ch\u1edbp ti\u00ean d\u1eabn n\u00ean tia ch\u1edbp ph\u00e1t ra \u00e1nh s\u00e1ng c\u0169ng lu\u00f4n hi\u1ec7n ra h\u00ecnh d\u1ea1ng c\u1ee7a c\u00e2y kh\u00f4 treo ng\u01b0\u1ee3c, lo\u1ea1i tia ch\u1edbp n\u00e0y c\u00f2n g\u1ecdi l\u00e0 tia ch\u1edbp ph\u1ea3n h\u1ed3i.<\/p>\n\n\n\n
Khi tia ch\u1edbp ti\u00ean d\u1eabn ph\u00e1t xu\u1ed1ng m\u1eb7t \u0111\u1ea5t, \u0111i\u1ec3m m\u00e0 n\u00f3 \u0111\u00e1nh xu\u1ed1ng th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n tia ch\u1edbp d\u1ea1ng h\u00ecnh c\u1ea9u. \u0110\u00f3 l\u00e0 qu\u1ea3 c\u1ea9u mang \u0111i\u1ec7n t\u00edch v\u1edbi \u0111\u01b0\u1eddng k\u00ednh kho\u1ea3ng 10 – 20 centimet, n\u00f3 r\u1ea5t nh\u1eb9, c\u00f3 th\u1ec3 di chuy\u1ec3n theo gi\u00f3, c\u00f3 th\u1ec3 sau khi co l\u1ea1i xuy\u00ean v\u00e0o khe c\u1eeda, r\u1ed3i l\u1ea1i ph\u1ee5c h\u1ed3i h\u00ecnh d\u00e1ng ban \u0111\u1ea9u l\u00e0 h\u00ecnh c\u1ea9u. N\u00f3 r\u1ea5t th\u00edch di chuy\u1ec3n c\u00f9ng d\u00f2ng \u0111i\u1ec7n, \u1ed1ng n\u01b0\u1edbc, kh\u00f4ng kh\u00ed n\u00f3ng, khi di chuy\u1ec3n th\u01b0\u1eddng t\u1ea1o ra \u00e2m thanh v\u00f9 v\u00f9. L\u00fac b\u00ecnh th\u01b0\u1eddng n\u00f3 c\u00f3 m\u00e0u h\u1ed3ng ho\u1eb7c m\u00e0u h\u01a1i v\u00e0ng, c\u0169ng c\u00f3 l\u00fac mang m\u00e0u lam tr\u1eafng ho\u1eb7c m\u00e0u \u0111\u1ecf nh\u1ea1t. \u1ede ph\u00eda B\u1eafc c\u1ee7a t\u1ec9nh Giang T\u00f4 c\u00f3 m\u1ed9t n\u0103m m\u1ecdi ng\u01b0\u1eddi \u0111\u00e3 t\u1eebng nh\u00ecn th\u1ea5y, m\u1ed9t l\u1ea9n khi tia ch\u1edbp ph\u00e1t ra c\u00f3 m\u1ed9t tia ch\u1edbp ph\u00e1t r\u1ea5t nhanh, khu\u1ea5t sau b\u1ee5i c\u1ecf, sau s\u1ef1 vi\u1ec7c \u0111\u00f3, ph\u00e1t hi\u1ec7n \u1edf \u0111\u00f3 c\u00f3 m\u1ed9t \u0111\u00e1m c\u1ecf b\u1ecb thi\u00eau ch\u00e1y. \u1ede v\u00f9ng Th\u01b0\u1ee3ng H\u1ea3i, trong m\u1ed9t l\u1ea9n ti\u1ebfng s\u1ea5m n\u1ed5 vang tr\u1eddi ph\u00e1t hi\u1ec7n c\u00f3 m\u1ed9t qu\u1ea3 c\u1ea9u l\u1eeda t\u1eeb c\u1eeda s\u1ed5 ph\u00eda B\u1eafc t\u1ea9ng hai c\u1ee7a ph\u00f2ng m\u1edbi x\u00e2y v\u00e0o trong nh\u00e0 k\u00ednh, men theo b\u1ee9c t\u01b0\u1eddng b\u1ecb ch\u00e1y x\u00e9m, ph\u00e1t ra ti\u1ebfng n\u1ed5 to, v\u00e0 l\u1eadp t\u1ee9c m\u1ea5t \u0111i \u1edf g\u00f3c b\u00ean tr\u00e1i c\u1ee7a c\u1eeda s\u1ed5 \u0111\u1ec3 l\u1ea1i m\u1ed9t l\u1ed7 th\u1ee7ng kho\u1ea3ng 20 centimet, qu\u1ea3 c\u1ea9u l\u1eeda n\u00e0y ch\u1ec9 l\u00e0 m\u1ed9t tia ch\u1edbp h\u00ecnh c\u1ea9u.<\/p>\n\n\n\n
Hi\u1ec7n nay con ng\u01b0\u1eddi v\u1eabn ch\u01b0a x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c nguy\u00ean nh\u00e2n xu\u1ea5t hi\u1ec7n tia ch\u1edbp h\u00ecnh c\u1ea9u, c\u00f3 m\u1ea5y ch\u1ee5c quan \u0111i\u1ec3m, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00f3 ng\u01b0\u1eddi cho r\u1eb1ng n\u00f3 xu\u1ea5t hi\u1ec7n \u1edf nh\u1eefng ch\u1ed7 g\u1ea5p kh\u00fac c\u1ee7a tia ch\u1edbp, c\u00f3 ng\u01b0\u1eddi cho r\u1eb1ng xu\u1ea5t hi\u1ec7n \u1edf ch\u1ed7 m\u00e0 tia ch\u1edbp \u0111\u00e1nh v\u00e0o. S\u1ef1 h\u00ecnh th\u00e0nh c\u1ee7a n\u00f3 c\u00f3 li\u00ean quan t\u1edbi nhi\u1ec7t \u0111\u1ed9 cao h\u00e0ng v\u1ea1n \u0111\u1ed9 trong tia ch\u1edbp. N\u00f3 c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed9ng, th\u00e0nh ph\u1ea9n c\u1ee7a n\u00f3 ch\u1ec9 l\u00e0 m\u1ed9t v\u00e0i lo\u1ea1i iond\u01b0\u01a1ng, ion\u00e2m, c\u0169ng c\u00f3 ng\u01b0\u1eddi t\u1eebng th\u1eed nghi\u1ec7m b\u1eb1ng qu\u1ea3 c\u1ea9u t\u1ef1 t\u1ea1o, nh\u01b0ng \u0111\u1ed1i v\u1edbi v\u1ea5n \u0111\u1ec1 n\u00e0y c\u00f2n c\u1ea9n ph\u1ea3i nghi\u00ean c\u1ee9u s\u00e2u th\u00eam.<\/p>\n","protected":false},"excerpt":{"rendered":"
Khi m\u00e2y m\u01b0a xu\u1ea5t hi\u1ec7n, t\u1ea9ng m\u00e2y mang \u0111i\u1ec7n \u00e2m, c\u1ea3m \u1ee9ng m\u1eb7t \u0111\u1ea5t mang \u0111i\u1ec7n d\u01b0\u01a1ng, tia ch\u1edbp \u0111\u1ea9u ti\u00ean xu\u1ea5t hi\u1ec7n mang \u0111i\u1ec7n \u00e2m t\u1eeb tr\u00ean \u0111\u00e1m m\u00e2y h\u01b0\u1edbng xu\u1ed1ng m\u1eb7t \u0111\u1ea5t g\u1ecdi l\u00e0 \u201ctia ch\u1edbp ti\u00ean d\u1eabn\u201d, n\u00f3 ph\u00e1t huy t\u00e1c d\u1ee5ng sinh ra tia ch\u1edbp. Tia ch\u1edbp d\u1eabn \u0111i\u1ec7n n\u00e0y khi […]<\/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-10778","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\/10778","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=10778"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10778\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=10778"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=10778"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=10778"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}