{"id":28731,"date":"2019-03-11T20:50:00","date_gmt":"2019-03-11T13:50:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28731"},"modified":"2021-10-03T20:51:50","modified_gmt":"2021-10-03T13:51:50","slug":"da-bat-duoc-song-vo-tuyen-luong-tu","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/da-bat-duoc-song-vo-tuyen-luong-tu\/","title":{"rendered":"\u0110\u00e3 b\u1eaft \u0111\u01b0\u1ee3c s\u00f3ng v\u00f4 tuy\u1ebfn l\u01b0\u1ee3ng t\u1eed"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">C\u00e1c nh\u00e0 khoa h\u1ecdc t\u1ea1i \u0110\u1ea1i h\u1ecdc c\u00f4ng ngh\u1ec7 Delft, H\u00e0 Lan v\u1eeba th\u00e0nh c\u00f4ng trong vi\u1ec7c t\u1ea1o ra m\u1ed9t m\u1ea1ch l\u01b0\u1ee3ng t\u1eed cho ph\u00e9p h\u1ecd nghe \u0111\u01b0\u1ee3c t\u00edn hi\u1ec7u v\u00f4 tuy\u1ebfn y\u1ebfu nh\u1ea5t nh\u1edd v\u00e0o c\u00e1c c\u01a1 h\u1ecdc l\u01b0\u1ee3ng t\u1eed.<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/tuoitre.vn\/do-ra-nguon-phat-chop-song-vo-tuyen-cach-3-ti-nam-anh-sang-1247572.htm\">D\u00f2 ra ngu\u1ed3n ph\u00e1t ch\u1edbp s\u00f3ng v\u00f4 tuy\u1ebfn c\u00e1ch 3 t\u1ec9 n\u0103m \u00e1nh s\u00e1ng<\/a><\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"https:\/\/cdn.tuoitre.vn\/2019\/3\/9\/radio-15520977424081832888105.jpg\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" src=\"https:\/\/cdn.tuoitre.vn\/2019\/3\/9\/radio-15520977424081832888105.jpg\" alt=\"\u0110\u00e3 b\u1eaft \u0111\u01b0\u1ee3c s\u00f3ng v\u00f4 tuy\u1ebfn l\u01b0\u1ee3ng t\u1eed - \u1ea2nh 1.\" title=\"\u0110\u00e3 b\u1eaft \u0111\u01b0\u1ee3c s\u00f3ng v\u00f4 tuy\u1ebfn l\u01b0\u1ee3ng t\u1eed - \u1ea2nh 1.\"\/><\/a><\/figure>\n\n\n\n<p>Chip l\u01b0\u1ee3ng t\u1eed (k\u00edch th\u01b0\u1edbc 1 x 1cm) \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u1ee7a \u0110\u1ea1i h\u1ecdc c\u00f4ng ngh\u1ec7 Delft t\u1ea1o ra \u0111\u1ec3 l\u1eafng nghe t\u00edn hi\u1ec7u v\u00f4 tuy\u1ebfn nh\u1ecf nh\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c nh\u1edd v\u00e0o c\u01a1 h\u1ecdc l\u01b0\u1ee3ng t\u1eed &#8211; \u1ea2nh \u0110\u1ea1i h\u1ecdc Delft cung c\u1ea5p<\/p>\n\n\n\n<p>Trang tin&nbsp;<em>Science Daily<\/em>&nbsp;ng\u00e0y 8-3 cho bi\u1ebft m\u1ea1ch l\u01b0\u1ee3ng t\u1eed m\u1edbi n\u00e0y s\u1ebd m\u1edf ra c\u01a1 h\u1ed9i cho c\u00e1c \u1ee9ng d\u1ee5ng trong t\u01b0\u01a1ng lai \u1edf c\u00e1c l\u0129nh v\u1ef1c nh\u01b0 thi\u00ean v\u0103n v\u00f4 tuy\u1ebfn v\u00e0 y h\u1ecdc (MRI).<\/p>\n\n\n\n<p>N\u00f3 c\u0169ng cho ph\u00e9p c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u th\u1ef1c hi\u1ec7n c\u00e1c th\u00ed nghi\u1ec7m c\u00f3 th\u1ec3 l\u00e0m s\u00e1ng t\u1ecf s\u1ef1 t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u01a1 h\u1ecdc l\u01b0\u1ee3ng t\u1eed v\u00e0 tr\u1ecdng l\u1ef1c.<\/p>\n\n\n\n<p>T\u1ea5t c\u1ea3 ch\u00fang ta \u0111\u1ec1u c\u1ea3m th\u1ea5y kh\u00f3 ch\u1ecbu khi t\u00edn hi\u1ec7u v\u00f4 tuy\u1ebfn b\u1ecb suy y\u1ebfu t\u1ea1i m\u1ed9t s\u1ed1 th\u1eddi \u0111i\u1ec3m, v\u00ed d\u1ee5 nh\u01b0 khi \u0111ang nghe radio m\u1ed9t b\u00e0i h\u00e1t y\u00eau th\u00edch th\u00ec s\u00f3ng b\u1ecb nhi\u1ec5u, s\u00f3ng WiFi b\u1ecb ch\u1eadp ch\u1eddn do mang m\u00e1y t\u00ednh x\u00e1ch tay \u0111i qu\u00e1 xa b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn kh\u00f4ng d\u00e2y.<\/p>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p th\u00f4ng th\u01b0\u1eddng s\u1ebd l\u00e0 ch\u1ecdn m\u1ed9t \u0111\u00e0i ph\u00e1t thanh kh\u00e1c ho\u1eb7c mang m\u00e1y t\u00ednh x\u00e1ch tay l\u1ea1i g\u1ea7n b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn h\u01a1n. Tuy nhi\u00ean, \u0111i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra n\u1ebfu ch\u00fang ta c\u00f3 th\u1ec3 l\u1eafng nghe c\u1ea9n th\u1eadn h\u01a1n?<\/p>\n\n\n\n<p><a href=\"http:\/\/tuoitre.vn\/song-vo-tuyen.html\" target=\"_blank\" rel=\"noreferrer noopener\">S\u00f3ng v\u00f4 tuy\u1ebfn<\/a>&nbsp;y\u1ebfu kh\u00f4ng ch\u1ec9 l\u00e0 th\u00e1ch th\u1ee9c v\u00e0 g\u00e2y kh\u00f3 ch\u1ecbu cho vi\u1ec7c nghe radio, m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00e1y qu\u00e9t h\u00ecnh \u1ea3nh c\u1ed9ng h\u01b0\u1edfng t\u1eeb (MRI) t\u1ea1i c\u00e1c b\u1ec7nh vi\u1ec7n c\u0169ng nh\u01b0 c\u00e1c k\u00ednh vi\u1ec5n v\u1ecdng \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 khoa h\u1ecdc s\u1eed d\u1ee5ng \u0111\u1ec3 kh\u00e1m ph\u00e1 v\u0169 tr\u1ee5.<\/p>\n\n\n\n<p><strong>Kh\u1ed1i l\u01b0\u1ee3ng t\u1eed<\/strong><\/p>\n\n\n\n<p>M\u1ed9t trong nh\u1eefng d\u1ef1 \u0111o\u00e1n k\u1ef3 l\u1ea1 c\u1ee7a c\u01a1 h\u1ecdc l\u01b0\u1ee3ng t\u1eed l\u00e0 n\u0103ng l\u01b0\u1ee3ng \u0111\u1ebfn t\u1eeb nh\u1eefng kh\u1ed1i nh\u1ecf b\u00e9 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 &#8220;l\u01b0\u1ee3ng t\u1eed&#8221;. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 g\u00ec?<\/p>\n\n\n\n<p>&#8220;L\u1ea5y v\u00ed d\u1ee5 t\u00f4i \u0111ang \u0111\u1ea9y m\u1ed9t \u0111\u1ee9a tr\u1ebb l\u00ean x\u00edch \u0111u &#8211; nh\u00e0 nghi\u00ean c\u1ee9u ch\u00ednh Mario Gely n\u00f3i &#8211; Trong l\u00fd thuy\u1ebft v\u1eadt l\u00fd c\u1ed5 \u0111i\u1ec3n, n\u1ebfu t\u00f4i mu\u1ed1n \u0111\u1ee9a tr\u1ebb \u0111i nhanh h\u01a1n m\u1ed9t ch\u00fat th\u00ec t\u00f4i c\u1ea7n m\u1ed9t c\u00fa \u0111\u1ea9y nh\u1ecf, v\u1edbi nhi\u1ec1u t\u1ed1c \u0111\u1ed9 v\u00e0 nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n. Nh\u01b0ng c\u01a1 h\u1ecdc l\u01b0\u1ee3ng t\u1eed l\u1ea1i n\u00f3i kh\u00e1c: T\u00f4i ch\u1ec9 c\u00f3 th\u1ec3 t\u0103ng n\u0103ng l\u01b0\u1ee3ng cho \u0111\u1ee9a tr\u1ebb b\u1eb1ng m\u1ed9t &#8220;b\u01b0\u1edbc l\u01b0\u1ee3ng t\u1eed&#8221; t\u1ea1i m\u1ed9t th\u1eddi \u0111i\u1ec3m. Vi\u1ec7c ch\u1ec9 \u0111\u1ea9y m\u1ed9t n\u1eeda b\u01b0\u1edbc l\u00e0 kh\u00f4ng th\u1ec3&#8221;.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi m\u1ed9t \u0111\u1ee9a tr\u1ebb tr\u00ean x\u00edch \u0111u, nh\u1eefng &#8220;b\u01b0\u1edbc l\u01b0\u1ee3ng t\u1eed&#8221; n\u00e0y r\u1ea5t nh\u1ecf \u0111\u1ec3 c\u00f3 th\u1ec3 nh\u1eadn bi\u1ebft. \u0110i\u1ec1u t\u01b0\u01a1ng t\u1ef1 n\u00e0y c\u0169ng \u0111\u00fang v\u1edbi s\u00f3ng v\u00f4 tuy\u1ebfn cho \u0111\u1ebfn g\u1ea7n \u0111\u00e2y.<\/p>\n\n\n\n<p>Tuy nhi\u00ean, nh\u00f3m nghi\u00ean c\u1ee9u thu\u1ed9c \u0110\u1ea1i h\u1ecdc Delft \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t m\u1ea1ch th\u1ef1c s\u1ef1 c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n nh\u1eefng kh\u1ed1i n\u0103ng l\u01b0\u1ee3ng n\u00e0y trong t\u00edn hi\u1ec7u t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn, m\u1edf ra ti\u1ec1m n\u0103ng c\u1ea3m nh\u1eadn s\u00f3ng v\u00f4 tuy\u1ebfn \u1edf m\u1ee9c l\u01b0\u1ee3ng t\u1eed.<\/p>\n\n\n\n<p><strong>T\u1eeb radio l\u01b0\u1ee3ng t\u1eed \u0111\u1ebfn tr\u1ecdng l\u1ef1c l\u01b0\u1ee3ng t\u1eed?<\/strong><\/p>\n\n\n\n<p>Ngo\u00e0i c\u00e1c \u1ee9ng d\u1ee5ng trong c\u1ea3m bi\u1ebfn l\u01b0\u1ee3ng t\u1eed, nh\u00f3m nghi\u00ean c\u1ee9u c\u00f2n quan t\u00e2m \u0111\u1ebfn vi\u1ec7c \u0111\u01b0a c\u01a1 h\u1ecdc l\u01b0\u1ee3ng t\u1eed l\u00ean m\u1ed9t t\u1ea7m cao m\u1edbi: kh\u1ed1i l\u01b0\u1ee3ng.<\/p>\n\n\n\n<p>Trong khi l\u00fd thuy\u1ebft v\u1ec1 \u0111i\u1ec7n t\u1eeb l\u01b0\u1ee3ng t\u1eed \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n c\u00e1ch \u0111\u00e2y g\u1ea7n 100 n\u0103m, c\u00e1c nh\u00e0 v\u1eadt l\u00fd&nbsp; \u0111\u1ebfn nay v\u1eabn c\u00f2n b\u1ed1i r\u1ed1i v\u1ec1 c\u00e1ch \u0111\u01b0a l\u1ef1c h\u1ea5p d\u1eabn v\u00e0o c\u01a1 h\u1ecdc l\u01b0\u1ee3ng t\u1eed.<\/p>\n\n\n\n<p>&#8220;B\u1eb1ng vi\u1ec7c s\u1eed d\u1ee5ng radio l\u01b0\u1ee3ng t\u1eed, ch\u00fang t\u00f4i mu\u1ed1n th\u1eed l\u1eafng nghe v\u00e0 ki\u1ec3m so\u00e1t c\u00e1c rung chuy\u1ec3n l\u01b0\u1ee3ng t\u1eed c\u1ee7a c\u00e1c v\u1eadt th\u1ec3 n\u1eb7ng v\u00e0 t\u1eeb \u0111\u00f3 kh\u00e1m ph\u00e1 th\u1ef1c nghi\u1ec7m \u0111i\u1ec1u g\u00ec x\u1ea3y ra khi tr\u1ed9n l\u1eabn c\u01a1 h\u1ecdc l\u01b0\u1ee3ng t\u1eed v\u1edbi tr\u1ecdng l\u1ef1c&#8221; &#8211; Gely cho bi\u1ebft.<\/p>\n\n\n\n<p>&#8220;Nh\u1eefng th\u00ed nghi\u1ec7m nh\u01b0 v\u1eady r\u1ea5t kh\u00f3 nh\u01b0ng n\u1ebfu th\u00e0nh c\u00f4ng, ch\u00fang t\u00f4i s\u1ebd c\u00f3 th\u1ec3 ki\u1ec3m tra xem li\u1ec7u c\u00f3 th\u1ec3 t\u1ea1o ra s\u1ef1 ch\u1ed3ng ch\u1ea5t l\u01b0\u1ee3ng t\u1eed c\u1ee7a ch\u00ednh kh\u00f4ng &#8211; th\u1eddi gian hay kh\u00f4ng, m\u1ed9t kh\u00e1i ni\u1ec7m m\u1edbi s\u1ebd ki\u1ec3m tra s\u1ef1 hi\u1ec3u bi\u1ebft c\u1ee7a ch\u00fang ta v\u1ec1 c\u1ea3 c\u01a1 h\u1ecdc l\u01b0\u1ee3ng t\u1eed l\u1eabn thuy\u1ebft t\u01b0\u01a1ng \u0111\u1ed1i r\u1ed9ng&#8221;.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1c nh\u00e0 khoa h\u1ecdc t\u1ea1i \u0110\u1ea1i h\u1ecdc c\u00f4ng ngh\u1ec7 Delft, H\u00e0 Lan v\u1eeba th\u00e0nh c\u00f4ng trong vi\u1ec7c t\u1ea1o ra m\u1ed9t m\u1ea1ch l\u01b0\u1ee3ng t\u1eed cho ph\u00e9p h\u1ecd nghe \u0111\u01b0\u1ee3c t\u00edn hi\u1ec7u v\u00f4 tuy\u1ebfn y\u1ebfu nh\u1ea5t nh\u1edd v\u00e0o c\u00e1c c\u01a1 h\u1ecdc l\u01b0\u1ee3ng t\u1eed. D\u00f2 ra ngu\u1ed3n ph\u00e1t ch\u1edbp s\u00f3ng v\u00f4 tuy\u1ebfn c\u00e1ch 3 t\u1ec9 n\u0103m \u00e1nh s\u00e1ng [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-28731","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\/28731","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\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=28731"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28731\/revisions"}],"predecessor-version":[{"id":28733,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28731\/revisions\/28733"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28731"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28731"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28731"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}