{"id":26358,"date":"2020-10-17T11:31:03","date_gmt":"2020-10-17T04:31:03","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=26358"},"modified":"2021-11-04T10:02:26","modified_gmt":"2021-11-04T03:02:26","slug":"may-phat-nhiet-dien-sieu-nhe-cho-cac-cam-bien-di-dong","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/may-phat-nhiet-dien-sieu-nhe-cho-cac-cam-bien-di-dong\/","title":{"rendered":"M\u00e1y ph\u00e1t nhi\u1ec7t \u0111i\u1ec7n si\u00eau nh\u1eb9 cho c\u00e1c c\u1ea3m bi\u1ebfn di \u0111\u1ed9ng"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><strong>H\u1ec7 th\u1ed1ng ch\u0103m s\u00f3c s\u1ee9c kh\u1ecfe li\u00ean th\u00f4ng v\u00e0 nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c trong t\u01b0\u01a1ng lai \u0111\u00f2i h\u1ecfi k\u1ebft n\u1ed1i internet gi\u1eefa h\u00e0ng t\u1ef7 c\u1ea3m bi\u1ebfn kh\u00e1c nhau nh\u1eb1m ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd m\u1ecdi bi\u1ebfn \u0111\u1ed9ng c\u1ee7a c\u00e1 nh\u00e2n v\u00e0 c\u1ed9ng \u0111\u1ed3ng.<\/strong><\/h2>\n\n\n\n<p>Nh\u1eefng thi\u1ebft b\u1ecb, \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c ch\u1ee9c n\u0103ng thu th\u1eadp th\u00f4ng tin theo d\u00f5i s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi ph\u1ea3i nh\u1ecf, linh ho\u1ea1t, c\u00f3 \u0111\u1ed9 tin c\u1eady cao v\u00e0 b\u1ec1n v\u1eefng tr\u01b0\u1edbc t\u00e1c \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng. C\u00e1c nh\u00e0 khoa h\u1ecdc thu\u1ed9c \u0110\u1ea1i h\u1ecdc Osaka Nh\u1eadt B\u1ea3n \u0111\u1ec1 xu\u1ea5t ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng hi\u1ec7u \u1ee9ng nhi\u1ec7t \u0111i\u1ec7n, chuy\u1ec3n \u0111\u1ed5i ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 th\u00e0nh \u0111i\u1ec7n n\u0103ng, \u0111\u01b0\u1ee3c cho l\u00e0 gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho nh\u1eefng thi\u1ebft b\u1ecb nh\u1ecf, linh ho\u1ea1t.<\/p>\n\n\n\n<p>C\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u c\u0169ng l\u00e0m r\u00f5, v\u00ec sao hi\u1ec7u su\u1ea5t thi\u1ebft b\u1ecb nhi\u1ec7t \u0111i\u1ec7n kh\u00f4ng cao, ch\u01b0a ph\u00e1t huy h\u1ebft ti\u1ec1m n\u0103ng c\u1ee7a hi\u1ec7u \u1ee9ng nhi\u1ec7t \u0111i\u1ec7n.<\/p>\n\n\n\n<p>M\u00e1y ph\u00e1t nhi\u1ec7t \u0111i\u1ec7n c\u00f3 nhi\u1ec1u \u01b0u \u0111i\u1ec3m nh\u01b0 t\u1ef1 duy tr\u00ec v\u00e0 t\u1ef1 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng, kh\u00f4ng c\u00f3 b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng, \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u00e1ng tin c\u1eady. N\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 n\u0103ng l\u01b0\u1ee3ng dao \u0111\u1ed9ng kh\u00f4ng c\u00f3 t\u1ea5t c\u1ea3 nh\u1eefng \u01b0u \u0111i\u1ec3m n\u00e0y.<\/p>\n\n\n\n<p>H\u00e0ng kh\u00f4ng v\u00e0 nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c hi\u1ec7n \u0111ang s\u1eed d\u1ee5ng hi\u1ec7u \u1ee9ng nhi\u1ec7t \u0111i\u1ec7n trong c\u00e1c s\u1ea3n ph\u1ea9m c\u1ee7a m\u00ecnh. Nh\u01b0ng c\u00f4ng ngh\u1ec7 n\u00e0y ch\u1ec9 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng cho c\u00e1c m\u00e0n h\u00ecnh m\u1ecfng, linh ho\u1ea1t \u0111ang \u1edf giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n s\u01a1 khai. Hi\u1ec7n nay, nhi\u1ec1u nh\u00e0 khoa h\u1ecdc n\u1ed7 l\u1ef1c nghi\u00ean c\u1ee9u nh\u1eb1m t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t c\u1ee7a thi\u1ebft b\u1ecb, d\u1ef1a tr\u00ean quan \u0111i\u1ec3m n\u00e2ng c\u1ea5p, \u0111\u1ed5i m\u1edbi v\u1eadt li\u1ec7u nhi\u1ec7t \u0111i\u1ec7n.<\/p>\n\n\n\n<p>C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u Nh\u1eadt B\u1ea3n \u0111\u00e3 s\u1eed d\u1ee5ng m\u1ed9t k\u1ef9 thu\u1eadt t\u1ed5ng h\u1ee3p ti\u00ean ti\u1ebfn t\u1ea1o ra m\u1ed9t m\u00e1y ph\u00e1t nhi\u1ec7t \u0111i\u1ec7n (TEG) tr\u00ean c\u01a1 s\u1edf ch\u1ea5t b\u00e1n d\u1eabn bismuth telluride c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng 0,4g, di\u1ec7n t\u00edch \u0111\u1ebfn 100mm<sup>2<\/sup>, tr\u00ean m\u1ed9t m\u00e0ng m\u1ecfng polymer.<\/p>\n\n\n\n<p>Thi\u1ebft b\u1ecb nhi\u1ec7t \u0111i\u1ec7n n\u00e0y nh\u1eb9 h\u01a1n m\u1ed9t chi\u1ebfc k\u1eb9p gi\u1ea5y, nh\u1ecf h\u01a1n k\u00edch th\u01b0\u1edbc c\u1ee7a m\u00f3ng tay ng\u01b0\u1eddi l\u1edbn. T\u1eeb thi\u1ebft b\u1ecb n\u00e0y, c\u00e1c nh\u00e0 khoa h\u1ecdc thu \u0111\u01b0\u1ee3c m\u1eadt \u0111\u1ed9 c\u00f4ng su\u1ea5t \u0111\u1ea7u ra t\u1ed1i \u0111a l\u00e0 185 miliwatt tr\u00ean 1cm<sup>2<\/sup>.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/khds.1cdn.vn\/2020\/09\/22\/mayphatnhietdien02.jpg\" alt=\"\" width=\"594\" height=\"452\"\/><figcaption><em>M\u00e1y ph\u00e1t nhi\u1ec7t \u0111i\u1ec7n si\u00eau nh\u1ecf d\u00e0nh cho c\u00e1c c\u1ea3m bi\u1ebfn \u0111eo c\u01a1 \u0111\u1ed9ng.<\/em><\/figcaption><\/figure><\/div>\n\n\n\n<p>Yusufu Ekubaru, t\u00e1c gi\u1ea3 c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u Ph\u00f2ng V\u1eadt li\u1ec7u k\u1ebft n\u1ed1i n\u00e2ng cao, Vi\u1ec7n Nghi\u00ean c\u1ee9u Khoa h\u1ecdc v\u00e0 C\u00f4ng nghi\u1ec7p thu\u1ed9c \u0110\u1ea1i h\u1ecdc Osaka cho bi\u1ebft, m\u00e1y ph\u00e1t nhi\u1ec7t \u0111i\u1ec7n (TEG) l\u00e0 ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng \u0111\u1ea7y h\u1ee9a h\u1eb9n \u0111\u1ec3 hi\u1ec7n th\u1ef1c h\u00f3a\u00a0c\u1ea3m bi\u1ebfn t\u1ef1 c\u1ea5p ngu\u1ed3n, th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a\u00a0Internet of Things\u00a0\u0111ang ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng.\u00a0C\u00e1c nh\u00e0 khoa h\u1ecdc\u00a0\u0111\u00e3 ch\u1ebf t\u1ea1o m\u1ed9t m\u1eabu th\u1eed nghi\u1ec7m TEG (CF \u2010 TEG) nh\u1ecf g\u1ecdn v\u00e0 linh ho\u1ea1t s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt g\u1eafn chip si\u00eau m\u1ecbn.\u00a0<\/p>\n\n\n\n<p>CF \u2010 TEG bao g\u1ed3m 84 c\u1eb7p b\u00e1n d\u1eabn\u00a0\u0111\u01b0\u1ee3c in 3D tr\u00ean\u00a0n\u1ec1n polymer m\u1ec1m\u00a010 x 10mm<sup>2<\/sup>, c\u00e1c nh\u00e0 khoa h\u1ecdc thi\u1ebft l\u1eadp s\u1ef1 ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 (dT) 150K cho TEG.\u00a0\u0110i\u1ec7n \u00e1p \u0111\u1ea7u ra t\u1ed1i \u0111a v\u00e0 m\u1eadt \u0111\u1ed9 c\u00f4ng su\u1ea5t thu \u0111\u01b0\u1ee3c l\u1ea7n l\u00e0 2,4V v\u00e0 185mW\/cm<sup>2<\/sup>, hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i l\u00e0 1,12% t\u1ea1i\u00a0dT = 150K.<\/p>\n\n\n\n<p>Nh\u1eefng k\u1ebft qu\u1ea3 th\u1ef1c nghi\u1ec7m cho th\u1ea5y \u224840% c\u00f4ng su\u1ea5t \u0111\u1ea7u ra c\u1ee7a thi\u1ebft b\u1ecb ti\u00eau hao b\u1edfi c\u00e1c \u0111i\u1ec7n tr\u1edf n\u00e0y, cho th\u1ea5y c\u00e1c \u0111\u1eb7c t\u00ednh ti\u1ebfp x\u00fac \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn hi\u1ec7u su\u1ea5t thi\u1ebft b\u1ecb TEG.<\/p>\n\n\n\n<p>Tohru Sugahara, \u0111\u1ed3ng t\u00e1c gi\u1ea3 c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u n\u00e0y gi\u1ea3i th\u00edch: \u201cC\u00e1ch ti\u1ebfp c\u1eadn c\u1ee7a ch\u00fang t\u00f4i l\u00e0 nghi\u00ean c\u1ee9u ti\u1ebfp \u0111i\u1ec3m d\u1eabn \u0111i\u1ec7n, nh\u01b0 c\u00f4ng t\u1eafc b\u1eadt v\u00e0 t\u1eaft thi\u1ebft b\u1ecb. Hi\u1ec7u qu\u1ea3 c\u1ee7a b\u1ea5t k\u1ef3 thi\u1ebft b\u1ecb n\u00e0o ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac. C\u00f4ng su\u1ea5t \u0111\u1ea7u ra \u0111\u00e1p \u1ee9ng nh\u1eefng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ti\u00eau chu\u1ea9n cho c\u00e1c\u00a0c\u1ea3m bi\u1ebfn di \u0111\u1ed9ng\u00a0v\u00e0 \u0111eo \u0111\u01b0\u1ee3c. Nh\u01b0ng c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u1ea7n t\u1eadp trung nghi\u00ean c\u1ee9u gi\u1ea3m \u0111i\u1ec7n tr\u1edf \u0111i\u1ec3m ti\u1ebfp x\u00fac nhi\u1ec7t v\u00e0 \u0111i\u1ec7n \u0111\u1ec3 c\u1ea3i thi\u1ec7n s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n h\u01a1n n\u1eefa&#8221;.<\/p>\n\n\n\n<p>S\u00e1ng ki\u1ebfn Japan\u2019s Society 5.0, h\u01b0\u1edbng t\u1edbi m\u1ee5c ti\u00eau h\u1ed7 tr\u1ee3 m\u1ecdi ng\u01b0\u1eddi s\u1ed1ng v\u00e0 l\u00e0m vi\u1ec7c trong m\u1ed9t m\u00f4i tr\u01b0\u1eddng m\u1edf, \u0111\u1ec1 xu\u1ea5t to\u00e0n b\u1ed9 x\u00e3 h\u1ed9i s\u1ebd \u0111\u01b0\u1ee3c s\u1ed1 h\u00f3a. T\u01b0\u01a1ng lai c\u1ee7a Internet of Thinh \u0111\u00f2i h\u1ecfi nh\u1eefng gi\u1ea3i ph\u00e1p hi\u1ec7u qu\u1ea3 k\u1ebft n\u1ed1i nh\u1eefng thi\u1ebft b\u1ecb c\u1ee7a con ng\u01b0\u1eddi.<\/p>\n\n\n\n<p>Nh\u1eefng ph\u00e1t hi\u1ec7n m\u1edbi v\u1ec1 c\u00f4ng ngh\u1ec7 c\u1ea3m \u1ee9ng t\u1ef1 c\u1ea5p ngu\u1ed3n, trong c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u khoa h\u1ecdc c\u1ee7a&nbsp; c\u00e1c nh\u00e0 khoa h\u1ecdc \u0110\u1ea1i h\u1ecdc Oskaka c\u00f3 gi\u00e1 tr\u1ecb th\u1ef1c ti\u1ec5n l\u1edbn \u0111\u1ec3 bi\u1ebfn gi\u1ea5c m\u01a1 n\u00e0y th\u00e0nh hi\u1ec7n th\u1ef1c.Theo&nbsp;Advanced Science New.<\/p>\n\n\n\n<p><em>Ngu\u1ed3n: Th\u00e1i B\u1eb1ng- https:\/\/khoahocdoisong.vn\/may-phat-nhiet-dien-sieu-nhe-cho-cac-cam-bien-di-dong-150409.html <\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u1ec7 th\u1ed1ng ch\u0103m s\u00f3c s\u1ee9c kh\u1ecfe li\u00ean th\u00f4ng v\u00e0 nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c trong t\u01b0\u01a1ng lai \u0111\u00f2i h\u1ecfi k\u1ebft n\u1ed1i internet gi\u1eefa h\u00e0ng t\u1ef7 c\u1ea3m bi\u1ebfn kh\u00e1c nhau nh\u1eb1m ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd m\u1ecdi bi\u1ebfn \u0111\u1ed9ng c\u1ee7a c\u00e1 nh\u00e2n v\u00e0 c\u1ed9ng \u0111\u1ed3ng. Nh\u1eefng thi\u1ebft b\u1ecb, \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c ch\u1ee9c n\u0103ng thu [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":26359,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[56,47],"tags":[],"class_list":["post-26358","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cong-nghe","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/26358","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=26358"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/26358\/revisions"}],"predecessor-version":[{"id":29418,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/26358\/revisions\/29418"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/26359"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=26358"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=26358"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=26358"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}