{"id":6225,"date":"2012-07-16T23:08:04","date_gmt":"2012-07-16T16:08:04","guid":{"rendered":"https:\/\/banbientan.com\/?p=6225"},"modified":"2012-07-16T23:08:04","modified_gmt":"2012-07-16T16:08:04","slug":"mai-mon-do-phong-ho-quang","status":"publish","type":"post","link":"https:\/\/hunglong.banbientan.com\/?p=6225","title":{"rendered":"M\u00e0i m\u00f2n do Ph\u00f3ng h\u1ed3 quang"},"content":{"rendered":"

Ti\u1ebfp \u0111i\u1ec3m r\u01a1le l\u00e0 nh\u1eefng m\u1ea3nh kim lo\u1ea1i d\u1eabn \u0111i\u1ec7n ti\u1ebfp x\u00fac v\u1edbi nhau \u0111\u1ec3 t\u1ea1o ra m\u1ed9t m\u1ea1ch gi\u1ed1ng nh\u01b0 c\u00f4ng t\u1eafc.\"\"<\/a><\/span>
\nKhi c\u00e1c ti\u1ebfp \u0111i\u1ec3m m\u1edf, \u0111i\u1ec7n tr\u1edf gi\u1eefa c\u00e1c ti\u1ebfp \u0111i\u1ec3m r\u1ea5t cao v\u00e0 kh\u00f4ng c\u00f3 d\u00f2ng \u0111i\u1ec7n n\u00e0o gi\u1eefa ch\u00fang. Khi c\u00e1c ti\u1ebfp \u0111i\u1ec3m \u0111\u01b0\u1ee3c \u0111\u00f3ng, \u0111i\u1ec7n tr\u1edf ti\u1ebfp \u0111i\u1ec3m r\u1ea5t th\u1ea5p.<\/span>
\nT\u1ea5t c\u1ea3 c\u00e1c ti\u1ebfp \u0111i\u1ec3m r\u01a1le \u0111\u1ec1u c\u00f3 m\u1ed9t l\u01b0\u1ee3ng “\u0111i\u1ec7n tr\u1edf ti\u1ebfp \u0111i\u1ec3m” nh\u1ea5t \u0111\u1ecbnh khi ch\u00fang \u0111\u01b0\u1ee3c \u0111\u00f3ng v\u00e0 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 “\u0110i\u1ec7n tr\u1edf khi \u0111\u00f3ng m\u1ea1ch”. V\u1edbi r\u01a1le m\u1edbi, \u0111i\u1ec7n tr\u1edf ti\u1ebfp \u0111i\u1ec3m n\u00e0y s\u1ebd r\u1ea5t th\u1ea5p, th\u00f4ng th\u01b0\u1eddng nh\u1ecf h\u01a1n 0,2\u03a9 do c\u00e1c \u0111\u1ea7u m\u1edbi v\u00e0 s\u1ea1ch.<\/span>
\nTi\u1ebfp \u0111i\u1ec3m r\u01a1le x\u1eed l\u00fd \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n theo y\u00eau c\u1ea7u c\u1ee7a t\u1ea3i.<\/strong>
\n\u0110i\u1ec7n \u00e1p l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng \u0111i\u1ec7n th\u1ebf. Khi \u0111i\u1ec7n th\u1ebf \u0111\u1ee7 cao, ph\u00f3ng \u0111i\u1ec7n, h\u1ed3 quang ho\u1eb7c tia l\u1eeda s\u1ebd \u0111i qua c\u00e1c ti\u1ebfp \u0111i\u1ec3m.
\nV\u00ec c\u00f3 kho\u1ea3ng c\u00e1ch r\u1ea5t nh\u1ecf gi\u1eefa c\u00e1c ti\u1ebfp \u0111i\u1ec3m trong m\u1ed9t th\u1eddi gian ng\u1eafn khi c\u00e1c ti\u1ebfp \u0111i\u1ec3m \u0111\u01b0\u1ee3c m\u1edf ho\u1eb7c \u0111\u00f3ng, ph\u00f3ng \u0111i\u1ec7n ho\u1eb7c h\u1ed3 quang \u0111i\u1ec7n<\/strong><\/span> c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o ra qua kho\u1ea3ng c\u00e1ch n\u00e0y n\u1ebfu \u0111i\u1ec7n \u00e1p \u0111\u1ee7 cao.\"\"<\/a>
\nTia l\u1eeda n\u00e0y c\u0169ng s\u1ebd t\u1ea1o ra m\u1ed9t l\u01b0\u1ee3ng nhi\u1ec5u t\u1ea7n s\u1ed1<\/strong><\/span> ra\u0111i\u00f4<\/strong><\/span> (RFI<\/strong> ) qua kh\u00f4ng kh\u00ed v\u00e0 nhi\u1ec5u trong h\u1ec7 th\u1ed1ng ngu\u1ed3n v\u00e0 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c m\u1ea1ch \u0111i\u1ec7n c\u1ea1nh \u0111\u00f3 theo nhi\u1ec1u c\u00e1ch.<\/p>\n

Khi c\u00e1c \u0111\u1ea7u ti\u1ebfp \u0111i\u1ec3m m\u00f2n v\u00e0 n\u1ebfu ch\u00fang kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 \u0111\u00fang khi d\u00f9ng c\u00e1c t\u1ea3i c\u1ea3m \u1ee9ng ho\u1eb7c \u0111i\u1ec7n dung cao, ch\u00fang s\u1ebd th\u1ec3 hi\u1ec7n c\u00e1c d\u1ea5u hi\u1ec7u h\u00f2ng h\u00f3c theo th\u1eddi gian.<\/span><\/p>\n

Ph\u00f3ng h\u1ed3 quang khi\u1ebfn \u0111i\u1ec7n tr\u1edf ti\u1ebfp \u0111i\u1ec3m t\u0103ng. \u0110i\u1ec7n tr\u1edf c\u00f3 th\u1ec3 tr\u1edf n\u00ean qu\u00e1 n\u00f3ng v\u00e0 \u0111i\u1ec7n tr\u1edf ti\u1ebfp \u0111i\u1ec3m qu\u00e1 cao d\u1eabn \u0111\u1ebfn d\u00f2ng \u0111i\u1ec7n truy\u1ec1n nh\u1ecf ngay c\u1ea3 khi \u0111\u01b0\u1ee3c \u0111\u00f3ng.<\/span>
\nTrong c\u00e1c tr\u01b0\u1eddng h\u1ee3p nghi\u00eam tr\u1ecdng, n\u1ebfu d\u00f2ng \u0111i\u1ec7n \u0111\u1ee7 l\u1edbn, c\u00e1c ti\u1ebfp \u0111i\u1ec3m c\u00f3 th\u1ec3 “d\u00ednh” v\u1edbi nhau v\u00e0 kh\u00f4ng m\u1edf ra.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

Ti\u1ebfp \u0111i\u1ec3m r\u01a1le l\u00e0 nh\u1eefng m\u1ea3nh kim lo\u1ea1i d\u1eabn \u0111i\u1ec7n ti\u1ebfp x\u00fac v\u1edbi nhau \u0111\u1ec3 t\u1ea1o ra m\u1ed9t m\u1ea1ch gi\u1ed1ng nh\u01b0 c\u00f4ng t\u1eafc. Khi c\u00e1c ti\u1ebfp \u0111i\u1ec3m m\u1edf, \u0111i\u1ec7n tr\u1edf gi\u1eefa c\u00e1c ti\u1ebfp \u0111i\u1ec3m r\u1ea5t cao v\u00e0 kh\u00f4ng c\u00f3 d\u00f2ng \u0111i\u1ec7n n\u00e0o gi\u1eefa ch\u00fang. Khi c\u00e1c ti\u1ebfp \u0111i\u1ec3m \u0111\u01b0\u1ee3c \u0111\u00f3ng, \u0111i\u1ec7n tr\u1edf ti\u1ebfp \u0111i\u1ec3m r\u1ea5t […]<\/p>\n","protected":false},"author":2,"featured_media":6226,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10247],"tags":[],"class_list":["post-6225","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-phu-luc"],"_links":{"self":[{"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/posts\/6225","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6225"}],"version-history":[{"count":0,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=\/wp\/v2\/posts\/6225\/revisions"}],"wp:attachment":[{"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6225"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6225"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hunglong.banbientan.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6225"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}