{"id":7144,"date":"2026-07-28T20:17:58","date_gmt":"2026-07-28T13:17:58","guid":{"rendered":"https:\/\/useful.vn\/?p=7144"},"modified":"2026-07-28T20:17:58","modified_gmt":"2026-07-28T13:17:58","slug":"pin-hat-nhan-co-tuoi-tho-hang-nghin-nam","status":"publish","type":"post","link":"https:\/\/useful.vn\/?p=7144","title":{"rendered":"Pin h\u1ea1t nh\u00e2n c\u00f3 tu\u1ed5i th\u1ecd h\u00e0ng ngh\u00ecn n\u0103m"},"content":{"rendered":"
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\nPin h\u1ea1t nh\u00e2n c\u00f3 tu\u1ed5i th\u1ecd h\u00e0ng ngh\u00ecn n\u0103m <\/h1>\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u Trung Qu\u1ed1c ph\u00e1t tri\u1ec3n m\u1ed9t lo\u1ea1i pin h\u1ea1t nh\u00e2n m\u1edbi c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn v\u00e0 hi\u1ec7u su\u1ea5t m\u1ea1nh m\u1ebd, ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p.<\/p>\n

Interesting Engineering<\/em> h\u00f4m 8\/7 \u0111\u01b0a tin c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc S\u01b0 ph\u1ea1m T\u00e2y B\u1eafc h\u1ee3p t\u00e1c v\u1edbi c\u00f4ng ty C\u00f4ng ngh\u1ec7 Ch\u00fac Long Cam T\u00fac \u1edf Trung Qu\u1ed1c \u0111\u1ec3 ch\u1ebf t\u1ea1o lo\u1ea1i pin h\u1ea1t nh\u00e2n th\u1ebf h\u1ec7 m\u1edbi s\u1eed d\u1ee5ng \u0111\u1ed3ng v\u1ecb carbon-14 v\u00e0 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i silicon carbide (SiC). \u0110\u00e2y l\u00e0 b\u01b0\u1edbc c\u1ea3i ti\u1ebfn l\u1edbn so v\u1edbi phi\u00ean b\u1ea3n ti\u1ec1n nhi\u1ec7m kh\u00f4ng ch\u1ec9 v\u1ec1 dung l\u01b0\u1ee3ng m\u00e0 c\u00f2n do s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n ho\u00e0n to\u00e0n trong n\u01b0\u1edbc.<\/p>\n

Tr\u01b0\u1edbc \u0111\u00f3, nh\u00f3m nghi\u00ean c\u1ee9u t\u1eebng ch\u1ebf t\u1ea1o m\u1ed9t pin h\u1ea1t nh\u00e2n carbon-14 v\u00e0o n\u0103m 2024 v\u00e0 \u0111\u1eb7t t\u00ean l\u00e0 Zhulong 1. Pin th\u1ebf h\u1ec7 m\u1edbi c\u00f3 t\u00ean g\u1ecdi Qianjiyuan Tianshu, s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u ph\u00f3ng x\u1ea1 gi\u1edbi h\u1ea1n \u1edf m\u1ee9c 22%, trong khi t\u1ed1i \u0111a h\u00f3a c\u00f4ng su\u1ea5t l\u00ean 2,6 l\u1ea7n m\u00e0 kh\u00f4ng thay \u0111\u1ed5i \u0111i\u1ec7n \u00e1p ho\u1eb7c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh. Su Maogen, ng\u01b0\u1eddi ch\u1ec9 \u0111\u1ea1o d\u1ef1 \u00e1n \u1edf \u0110\u1ea1i h\u1ecdc S\u01b0 ph\u1ea1m T\u00e2y B\u1eafc, chia s\u1ebb c\u00e1c phi\u00ean b\u1ea3n c\u0169 c\u00f3 c\u00f4ng su\u1ea5t th\u1ea5p, kh\u1ea3 n\u0103ng t\u00edch h\u1ee3p k\u00e9m v\u00e0 chi ph\u00ed cao, do \u0111\u00f3 nh\u00f3m c\u1ee7a \u00f4ng t\u1eadp trung v\u00e0o ph\u00e1t tri\u1ec3n thi\u1ebft b\u1ecb nh\u1ecf g\u1ecdn, m\u1ea1nh m\u1ebd, gi\u00e1 c\u1ea3 h\u1ee3p l\u00fd v\u00e0 s\u1ea3n xu\u1ea5t ho\u00e0n to\u00e0n trong n\u01b0\u1edbc.<\/p>\n

Qianjiyuan Tianshu c\u00f3 5 n\u00e2ng c\u1ea5p quan tr\u1ecdng so v\u1edbi Zhulong-1, bao g\u1ed3m ngu\u1ed3n ph\u00f3ng x\u1ea1 ph\u00f9 h\u1ee3p v\u1edbi v\u1eadt li\u1ec7u b\u00e1n d\u1eabn h\u01a1n, thi\u1ebft k\u1ebf x\u1ebfp ch\u1ed3ng ba chi\u1ec1u gi\u00fap ti\u1ebft ki\u1ec7m di\u1ec7n t\u00edch v\u00e0 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng t\u00edch h\u1ee3p. Ngo\u00e0i ra, h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd vi \u0111i\u1ec7n v\u00e0 c\u1ea3m bi\u1ebfn t\u00edch h\u1ee3p cho ph\u00e9p pin c\u00f3 th\u1ec3 t\u1ef1 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng.<\/p>\n

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Pin Qianjiyuan Tianshu s\u1eed d\u1ee5ng \u0111\u1ed3ng v\u1ecb carbon-14. \u1ea2nh: C\u00f4ng ty C\u00f4ng ngh\u1ec7 Ch\u00fac Long Cam T\u00fac<\/em><\/p>\n<\/figcaption><\/figure>\n

B\u1ed9 chuy\u1ec3n \u0111\u1ed5i silicon carbide s\u1ea3n xu\u1ea5t t\u1ea1i Trung Qu\u1ed1c c\u0169ng gi\u00fap n\u00e2ng cao hi\u1ec7u su\u1ea5t pin. Lo\u1ea1i pin m\u1edbi c\u00f3 k\u00edch th\u01b0\u1edbc ch\u1ec9 h\u01a1n 16,8 cm3, s\u1eed d\u1ee5ng 129 millicurie carbon-14 v\u00e0 cung c\u1ea5p d\u00f2ng \u0111i\u1ec7n 0,713 microamper, \u0111i\u1ec7n \u00e1p 2,06V v\u00e0 c\u00f4ng su\u1ea5t t\u1ed1i \u0111a 1,13 microwatt.<\/p>\n

Pin h\u1ea1t nh\u00e2n th\u00f4ng th\u01b0\u1eddng s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u nhi\u1ec7t \u0111i\u1ec7n \u0111\u1ec3 bi\u1ebfn nhi\u1ec7t l\u01b0\u1ee3ng t\u1eeb qu\u00e1 tr\u00ecnh ph\u00e2n r\u00e3 th\u00e0nh n\u0103ng l\u01b0\u1ee3ng, nh\u01b0ng s\u1eed d\u1ee5ng c\u00e1c h\u1ec7 th\u1ed1ng c\u1ed3ng k\u1ec1nh v\u00e0 c\u1ea7n nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng. Ng\u01b0\u1ee3c l\u1ea1i, Qianjiyuan Tianshu h\u01b0\u1edbng c\u00e1c electron (h\u1ea1t beta) t\u1eeb qu\u00e1 tr\u00ecnh ph\u00e2n r\u00e3 v\u00e0o b\u1ed9 b\u00e1n d\u1eabn silicon carbide \u0111\u1ec3 tr\u1ef1c ti\u1ebfp t\u1ea1o ra d\u00f2ng \u0111i\u1ec7n.<\/p>\n

Theo SCMP<\/em>, d\u00f9 ch\u1ec9 gi\u1ea3m 17% th\u1ec3 t\u00edch pin, nh\u00f3m nghi\u00ean c\u1ee9u t\u0103ng th\u00e0nh c\u00f4ng m\u1eadt \u0111\u1ed9 c\u00f4ng su\u1ea5t th\u1ec3 t\u00edch (\u0111o l\u01b0\u1ee3ng c\u00f4ng su\u1ea5t ph\u00e1t ra ho\u1eb7c l\u01b0u tr\u1eef tr\u00ean m\u1ed9t \u0111\u01a1n v\u1ecb th\u1ec3 t\u00edch c\u1ee7a thi\u1ebft b\u1ecb) l\u00ean kho\u1ea3ng 15 l\u1ea7n. Do chu k\u1ef3 b\u00e1n r\u00e3 c\u1ee7a carbon l\u00e0 5.730 n\u0103m, Qianjiyuan Tianshu c\u00f3 tu\u1ed5i th\u1ecd l\u00ean t\u1edbi h\u00e0ng ngh\u00ecn n\u0103m.<\/p>\n

Pin h\u1ea1t nh\u00e2n, c\u00f2n g\u1ecdi l\u00e0 pin \u0111\u1ed3ng v\u1ecb ph\u00f3ng x\u1ea1 ho\u1eb7c pin nguy\u00ean t\u1eed, s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u1eeb qu\u00e1 tr\u00ecnh ph\u00e2n r\u00e3 c\u1ee7a \u0111\u1ed3ng v\u1ecb ph\u00f3ng x\u1ea1 b\u00ean trong \u0111\u1ec3 t\u1ea1o ra \u0111i\u1ec7n. V\u00ec chu k\u1ef3 b\u00e1n r\u00e3 c\u1ee7a \u0111\u1ed3ng v\u1ecb ph\u00f3ng x\u1ea1 c\u00f3 th\u1ec3 k\u00e9o d\u00e0i v\u00e0i th\u1eadp k\u1ef7, th\u1eadm ch\u00ed h\u00e0ng th\u1ebf k\u1ef7, pin h\u1ea1t nh\u00e2n c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng l\u00e2u h\u01a1n nhi\u1ec1u so v\u1edbi pin h\u00f3a h\u1ecdc, l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng \u0111\u1ec3 tri\u1ec3n khai trong t\u00e0u v\u0169 tr\u1ee5, c\u1ea3m bi\u1ebfn m\u00f4i tr\u01b0\u1eddng t\u1eeb xa, thi\u1ebft b\u1ecb c\u1ea5y gh\u00e9p y t\u1ebf. Nh\u1eefng nhi\u1ec7m v\u1ee5 kh\u00f4ng gian s\u00e2u c\u1ee7a NASA bao g\u1ed3m t\u00e0u th\u0103m d\u00f2 Voyager n\u0103m 1977 v\u00e0 robot t\u1ef1 h\u00e0nh Mars Curiosity n\u0103m 2012 \u0111\u1ec1u s\u1eed d\u1ee5ng pin h\u1ea1t nh\u00e2n. Trung Qu\u1ed1c c\u0169ng trang b\u1ecb pin h\u1ea1t nh\u00e2n cho c\u00e1c t\u00e0u th\u00e1m hi\u1ec3m M\u1eb7t Tr\u0103ng l\u00e0 t\u00e0u H\u1eb1ng Nga 3 v\u00e0 H\u1eb1ng Nga 4.<\/p>\n

An Khang<\/strong>t\u1ed5ng h\u1ee3p<\/em><\/p>\n<\/article>\n

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Pin h\u1ea1t nh\u00e2n c\u00f3 tu\u1ed5i th\u1ecd h\u00e0ng ngh\u00ecn n\u0103m C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u Trung Qu\u1ed1c ph\u00e1t tri\u1ec3n m\u1ed9t lo\u1ea1i pin h\u1ea1t nh\u00e2n m\u1edbi c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn v\u00e0 hi\u1ec7u su\u1ea5t m\u1ea1nh m\u1ebd, ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p. Interesting Engineering h\u00f4m 8\/7 \u0111\u01b0a tin c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc S\u01b0 ph\u1ea1m<\/p>\n","protected":false},"author":1,"featured_media":7145,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-7144","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cong-nghe"],"_links":{"self":[{"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/posts\/7144","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7144"}],"version-history":[{"count":0,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/posts\/7144\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/media\/7145"}],"wp:attachment":[{"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7144"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7144"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}