{"id":28518,"date":"2019-07-03T18:16:00","date_gmt":"2019-07-03T11:16:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28518"},"modified":"2021-10-03T18:17:16","modified_gmt":"2021-10-03T11:17:16","slug":"vai-det-dien-tu-co-the-giat-duoc","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/vai-det-dien-tu-co-the-giat-duoc\/","title":{"rendered":"V\u1ea3i d\u1ec7t \u0111i\u1ec7n t\u1eed c\u00f3 th\u1ec3 gi\u1eb7t \u0111\u01b0\u1ee3c"},"content":{"rendered":"\n<p>V\u1edbi th\u1ecb tr\u01b0\u1eddng thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed \u0111eo tay \u0111\u01b0\u1ee3c \u0111\u00e3 ph\u1ed5 bi\u1ebfn trong th\u1ebf k\u1ef7 21, nh\u1eefng nghi\u00ean c\u1ee9u \u0111ang \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh t\u00edch c\u1ef1c tr\u00ean h\u00e0ng d\u1ec7t may \u0111i\u1ec7n t\u1eed, l\u00e0 h\u00e0ng d\u1ec7t may (v\u00ed d\u1ee5 nh\u01b0 qu\u1ea7n \u00e1o) c\u00f3 kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng nh\u01b0 c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed. C\u00e1c m\u1eb7t h\u00e0ng n\u00e0y l\u00e0m b\u1eb1ng v\u1ea3i r\u1ea5t linh ho\u1ea1t v\u00e0 c\u00f3 th\u1ec3 m\u1eb7c tho\u1ea3i m\u00e1i c\u1ea3 ng\u00e0y, l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh n\u1ec1n t\u1ea3ng l\u00fd t\u01b0\u1edfng cho c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed c\u00f3 th\u1ec3 \u0111eo \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.vista.gov.vn\/vn-uploads\/news\/2019_7\/10.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>Nh\u00f3m nghi\u00ean c\u1ee9u tuy\u00ean b\u1ed1 r\u1eb1ng h\u1ecd \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t b\u00f3ng b\u00e1n d\u1eabn s\u1ee3i c\u00f3 c\u1ea5u tr\u00fac s\u1ee3i, mang l\u1ea1i cho n\u00f3 \u0111\u1eb7c t\u00ednh c\u1ee7a m\u1ed9t lo\u1ea1i v\u1ea3i d\u1ec7t trong khi cho ph\u00e9p n\u00f3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o qu\u1ea7n \u00e1o v\u00e0 gi\u1eef \u0111\u01b0\u1ee3c ch\u1ee9c n\u0103ng \u0111\u1ea7y \u0111\u1ee7 ngay c\u1ea3 sau khi \u0111\u01b0\u1ee3c gi\u1eb7t.<\/p>\n\n\n\n<p>C\u00f4ng ngh\u1ec7 hi\u1ec7n c\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c g\u1eafn v\u1eadt l\u00fd m\u1ed9t thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed r\u1eafn (c\u1ea3m bi\u1ebfn, v.v&#8230;) v\u00e0o b\u1ec1 m\u1eb7t qu\u1ea7n \u00e1o ho\u1eb7c s\u1eed d\u1ee5ng h\u00e0ng d\u1ec7t d\u1eabn \u0111i\u1ec7n \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c nhau, m\u00e0 \u00edt ch\u00fa \u00fd \u0111\u1ebfn s\u1ef1 tho\u1ea3i m\u00e1i c\u1ee7a ng\u01b0\u1eddi m\u1eb7c. C\u00e1c b\u00f3ng b\u00e1n d\u1eabn lo\u1ea1i ren hi\u1ec7n c\u00f3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch \u0111\u1eb7t m\u1ed9t b\u00f3ng b\u00e1n d\u1eabn ph\u1eb3ng l\u00ean m\u1ed9t s\u1ee3i d\u1eabn duy nh\u1ea5t. C\u00e1c \u0111i\u1ec7n c\u1ef1c \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o theo c\u00e1ch n\u00e0y \u0111\u00f2i h\u1ecfi m\u1ed9t \u0111i\u1ec7n \u00e1p cao \u0111\u1ec3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t, nh\u01b0ng d\u00f2ng \u0111i\u1ec7n th\u1ea5p \u0111\u01b0\u1ee3c t\u1ea1o ra th\u01b0\u1eddng kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 k\u00edch ho\u1ea1t c\u00e1c thi\u1ebft b\u1ecb hi\u1ec3n th\u1ecb (LED, v.v&#8230;). Cho \u0111\u1ebfn nay, th\u1eadt kh\u00f3 \u0111\u1ec3 t\u1ea1o ra c\u00e1c m\u1ea1ch \u0111i\u1ec7n t\u1eed th\u00f4ng qua ti\u1ebfp x\u00fac v\u1edbi c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c (\u0111\u1ed1i v\u1edbi v\u1ea3i d\u1ec7t thoi) ho\u1eb7c \u00e1p d\u1ee5ng m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7 cho b\u00f3ng b\u00e1n d\u1eabn \u0111\u1ec3 cho ph\u00e9p gi\u1eb7t.<\/p>\n\n\n\n<p>Transitor \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o b\u1eb1ng c\u00e1ch k\u1ebft n\u1ed1i c\u00e1c \u0111i\u1ec7n c\u1ef1c xo\u1eafn. S\u1eed d\u1ee5ng c\u1ea5u tr\u00fac n\u00e0y, nh\u00f3m nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 d\u00e0i c\u1ee7a c\u00e1c s\u1ee3i v\u00e0 \u0111\u1ed9 d\u00e0y c\u1ee7a ch\u1ea5t b\u00e1n d\u1eabn \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c d\u00f2ng \u0111i\u1ec7n cao h\u01a1n 1.000 l\u1ea7n so v\u1edbi c\u00e1c b\u00f3ng b\u00e1n d\u1eabn hi\u1ec7n c\u00f3, ngay c\u1ea3 \u1edf \u0111i\u1ec7n \u00e1p th\u1ea5p (d\u01b0\u1edbi -1.3V).<\/p>\n\n\n\n<p>Qua c\u00e1c th\u1eed nghi\u1ec7m, nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 x\u00e1c nh\u1eadn r\u1eb1ng ngay c\u1ea3 sau khi b\u1ebb cong b\u00f3ng b\u00e1n d\u1eabn ho\u1eb7c cu\u1ed9n n\u00f3 quanh m\u1ed9t v\u1eadt th\u1ec3 h\u00ecnh tr\u1ee5 h\u01a1n 1.000 l\u1ea7n (v\u1edbi \u0111\u1ed9 d\u00e0y kho\u1ea3ng 7 mm), n\u00f3 v\u1eabn duy tr\u00ec m\u1ee9c hi\u1ec7u su\u1ea5t h\u01a1n 80%. Nh\u00f3m nghi\u00ean c\u1ee9u c\u0169ng tuy\u00ean b\u1ed1 r\u1eb1ng m\u1ee9c hi\u1ec7u su\u1ea5t v\u1eabn \u0111\u1ee7 ngay c\u1ea3 sau khi r\u1eeda b\u00f3ng b\u00e1n d\u1eabn trong n\u01b0\u1edbc c\u00f3 ch\u1ee9a ch\u1ea5t t\u1ea9y r\u1eeda. Nh\u00f3m nghi\u00ean c\u1ee9u c\u0169ng c\u00f3 th\u1ec3 k\u00edch ho\u1ea1t m\u1ed9t thi\u1ebft b\u1ecb LED v\u1edbi b\u00f3ng b\u00e1n d\u1eabn \u0111\u01b0\u1ee3c ch\u00e8n gi\u1eefa c\u00e1c s\u1ee3i c\u1ee7a qu\u1ea7n \u00e1o v\u00e0 \u0111o t\u00edn hi\u1ec7u \u0111i\u1ec7n t\u00e2m \u0111\u1ed3 th\u00f4ng qua khu\u1ebfch \u0111\u1ea1i t\u00edn hi\u1ec7u.<\/p>\n\n\n\n<p>K\u1ebft qu\u1ea3 c\u1ee7a nghi\u00ean c\u1ee9u n\u00e0y ch\u1ec9 ra m\u1ed9t c\u1ea5u tr\u00fac thi\u1ebft b\u1ecb m\u1edbi c\u00f3 th\u1ec3 kh\u1eafc ph\u1ee5c nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a h\u00e0ng d\u1ec7t may \u0111i\u1ec7n t\u1eed hi\u1ec7n t\u1ea1i, bao g\u1ed3m d\u00f2ng \u0111i\u1ec7n th\u1ea5p, \u0111i\u1ec7n \u00e1p k\u00edch ho\u1ea1t cao v\u00e0 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i th\u1ea5p \u0111\u1ec3 gi\u1eb7t. Hy v\u1ecdng r\u1eb1ng nghi\u00ean c\u1ee9u s\u1ebd g\u00f3p ph\u1ea7n v\u00e0o s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m c\u00f3 th\u1ec3 \u0111eo th\u00f4ng minh h\u01a1n trong t\u01b0\u01a1ng lai, bao g\u1ed3m c\u1ea3 m\u00e1y t\u00ednh c\u00f3 th\u1ec3 \u0111eo \u0111\u01b0\u1ee3c th\u1ebf h\u1ec7 ti\u1ebfp theo v\u00e0 qu\u1ea7n \u00e1o th\u00f4ng minh c\u00f3 th\u1ec3 theo d\u00f5i c\u00e1c t\u00edn hi\u1ec7u quan tr\u1ecdng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>V\u1edbi th\u1ecb tr\u01b0\u1eddng thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed \u0111eo tay \u0111\u01b0\u1ee3c \u0111\u00e3 ph\u1ed5 bi\u1ebfn trong th\u1ebf k\u1ef7 21, nh\u1eefng nghi\u00ean c\u1ee9u \u0111ang \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh t\u00edch c\u1ef1c tr\u00ean h\u00e0ng d\u1ec7t may \u0111i\u1ec7n t\u1eed, l\u00e0 h\u00e0ng d\u1ec7t may (v\u00ed d\u1ee5 nh\u01b0 qu\u1ea7n \u00e1o) c\u00f3 kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng nh\u01b0 c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed. C\u00e1c m\u1eb7t h\u00e0ng [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-28518","post","type-post","status-publish","format-standard","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28518","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=28518"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28518\/revisions"}],"predecessor-version":[{"id":28519,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28518\/revisions\/28519"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28518"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28518"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28518"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}