Th\u1ebf gi\u1edbi c\u00f4ng ngh\u1ec7 \u0111ang ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111eo \u0111\u01b0\u1ee3c ng\u00e0y c\u00e0ng tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn. T\u1eeb \u0111\u1ed3ng h\u1ed3 th\u00f4ng minh \u0111\u1ebfn m\u00e1y theo d\u00f5i s\u1ee9c kh\u1ecfe, nh\u1eefng thi\u1ebft b\u1ecb n\u00e0y cung c\u1ea5p m\u1ed9t lo\u1ea1t c\u00e1c t\u00ednh n\u0103ng v\u00e0 ch\u1ee9c n\u0103ng gi\u00fap cu\u1ed9c s\u1ed1ng c\u1ee7a ch\u00fang ta d\u1ec5 d\u00e0ng v\u00e0 thu\u1eadn ti\u1ec7n h\u01a1n. Tuy nhi\u00ean, m\u1ed9t trong nh\u1eefng th\u00e1ch th\u1ee9c l\u1edbn nh\u1ea5t \u0111\u1ed1i v\u1edbi c\u00f4ng ngh\u1ec7 \u0111eo \u0111\u01b0\u1ee3c l\u00e0 \u0111\u1ed9 b\u1ec1n. Pin truy\u1ec1n th\u1ed1ng kh\u00f4ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c s\u1ef1 kh\u1eafc nghi\u1ec7t c\u1ee7a qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng v\u00e0 hao m\u00f2n h\u00e0ng ng\u00e0y, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn h\u1ecfng h\u00f3c s\u1edbm.<\/p>\n\n
C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111ang nghi\u00ean c\u1ee9u ph\u00e1t tri\u1ec3n c\u00e1c lo\u1ea1i pin m\u1edbi linh ho\u1ea1t v\u00e0 b\u1ec1n h\u01a1n, c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng t\u1ed1t h\u01a1n nhu c\u1ea7u c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb \u0111eo \u0111\u01b0\u1ee3c. M\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn \u0111\u1ea7y h\u1ee9a h\u1eb9n l\u00e0 s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 k\u00e9o d\u00e3n trong thi\u1ebft k\u1ebf pin. Pin \u0111\u00e0n h\u1ed3i c\u00f3 th\u1ec3 b\u1ecb k\u00e9o d\u00e3n v\u00e0 b\u00f3p m\u00e9o m\u00e0 kh\u00f4ng l\u00e0m m\u1ea5t kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef v\u00e0 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng, khi\u1ebfn ch\u00fang tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng \u0111\u1ec3 s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb \u0111eo \u0111\u01b0\u1ee3c ph\u1ea3i ch\u1ecbu u\u1ed1n cong, xo\u1eafn v\u00e0 c\u00e1c lo\u1ea1i bi\u1ebfn d\u1ea1ng kh\u00e1c.<\/p>\n\n
M\u1ed9t b\u01b0\u1edbc \u0111\u1ed9t ph\u00e1 g\u1ea7n \u0111\u00e2y trong c\u00f4ng ngh\u1ec7 pin \u0111\u00e0n h\u1ed3i \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed Nature Communications. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1eeb \u0110\u1ea1i h\u1ecdc Illinois, \u0110\u1ea1i h\u1ecdc T\u00e2y B\u1eafc v\u00e0 nh\u1eefng n\u01a1i kh\u00e1c \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1ed9t lo\u1ea1i pin m\u1ecfng v\u00e0 linh ho\u1ea1t c\u00f3 th\u1ec3 k\u00e9o d\u00e3n \u0111\u1ebfn 300% k\u00edch th\u01b0\u1edbc ban \u0111\u1ea7u v\u00e0 v\u1eabn cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng. Pin \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng ch\u1ea5t n\u1ec1n polyme \u0111\u00e0n h\u1ed3i \u0111\u01b0\u1ee3c in b\u1eb1ng c\u00e1c pin lithium-ion nh\u1ecf v\u00e0 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi nh\u1eefng s\u1ee3i d\u00e2y d\u00e0i h\u00ecnh ch\u1eef S. Khi ch\u1ea5t n\u1ec1n polyme b\u1ecb k\u00e9o d\u00e3n, nh\u1eefng s\u1ee3i d\u00e2y ho\u1ea1t \u0111\u1ed9ng nh\u01b0 l\u00f2 xo, k\u00e9o d\u00e3n ra \u0111\u1ec3 ph\u1ee7 nhi\u1ec1u kho\u1ea3ng c\u00e1ch h\u01a1n cho \u0111\u1ebfn khi ch\u00fang c\u0103ng ho\u00e0n to\u00e0n.<\/p>\n\n
Pin lithium-ion l\u00e0 lo\u1ea1i pin ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed ng\u00e0y nay v\u00e0 ch\u00fang c\u00f3 m\u1ed9t s\u1ed1 \u01b0u \u0111i\u1ec3m so v\u1edbi c\u00e1c lo\u1ea1i pin kh\u00e1c. Ch\u00fang nh\u1eb9, c\u00f3 m\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng cao v\u00e0 c\u00f3 th\u1ec3 s\u1ea1c l\u1ea1i nhi\u1ec1u l\u1ea7n. Tuy nhi\u00ean, pin lithium-ion truy\u1ec1n th\u1ed1ng kh\u00f4ng \u0111\u01b0\u1ee3c linh ho\u1ea1t l\u1eafm, khi\u1ebfn ch\u00fang kh\u00f4ng ph\u00f9 h\u1ee3p \u0111\u1ec3 s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb \u0111\u00e0n h\u1ed3i.<\/p>\n\n
Pin \u0111\u00e0n h\u1ed3i do c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc Illinois v\u00e0 \u0110\u1ea1i h\u1ecdc T\u00e2y B\u1eafc ph\u00e1t tri\u1ec3n s\u1eed d\u1ee5ng m\u1ed9t thi\u1ebft k\u1ebf m\u1edbi cho ph\u00e9p pin k\u00e9o d\u00e3n v\u00e0 b\u00f3p m\u00e9o m\u00e0 kh\u00f4ng l\u00e0m h\u1ecfng c\u00e1c cell lithium-ion. Pin \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng ch\u1ea5t n\u1ec1n polyme \u0111\u00e0n h\u1ed3i m\u1ecfng \u0111\u01b0\u1ee3c in b\u1eb1ng c\u00e1c pin lithium-ion nh\u1ecf v\u00e0 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi nh\u1eefng s\u1ee3i d\u00e2y d\u00e0i h\u00ecnh ch\u1eef S. Khi ch\u1ea5t n\u1ec1n polyme b\u1ecb k\u00e9o d\u00e3n, nh\u1eefng s\u1ee3i d\u00e2y ho\u1ea1t \u0111\u1ed9ng nh\u01b0 l\u00f2 xo, k\u00e9o d\u00e3n ra \u0111\u1ec3 ph\u1ee7 nhi\u1ec1u kho\u1ea3ng c\u00e1ch h\u01a1n cho \u0111\u1ebfn khi ch\u00fang c\u0103ng ho\u00e0n to\u00e0n.<\/p>\n\n
Ch\u1ea5t n\u1ec1n polyme \u0111\u00e0n h\u1ed3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong pin \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb m\u1ed9t v\u1eadt li\u1ec7u g\u1ecdi l\u00e0 polyimide. Polyimide l\u00e0 m\u1ed9t lo\u1ea1i polyme hi\u1ec7u su\u1ea5t cao \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 linh ho\u1ea1t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng nhi\u1ec7t v\u00e0 h\u00f3a ch\u1ea5t. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau, bao g\u1ed3m thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed linh ho\u1ea1t, h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 thi\u1ebft b\u1ecb y t\u1ebf.<\/p>\n\n
Nh\u1eefng s\u1ee3i d\u00e2y h\u00ecnh ch\u1eef S \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong pin \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb m\u1ed9t h\u1ee3p kim kim lo\u1ea1i g\u1ecdi l\u00e0 Nitinol. Nitinol l\u00e0 h\u1ee3p kim nh\u1edb h\u00ecnh, c\u00f3 ngh\u0129a l\u00e0 n\u00f3 c\u00f3 th\u1ec3 nh\u1edb h\u00ecnh d\u1ea1ng ban \u0111\u1ea7u v\u00e0 tr\u1edf l\u1ea1i h\u00ecnh d\u1ea1ng \u0111\u00f3 sau khi b\u1ecb bi\u1ebfn d\u1ea1ng. T\u00ednh ch\u1ea5t n\u00e0y khi\u1ebfn Nitinol tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng \u0111\u1ec3 s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb \u0111\u00e0n h\u1ed3i v\u00ec n\u00f3 cho ph\u00e9p c\u00e1c s\u1ee3i d\u00e2y k\u00e9o d\u00e3n v\u00e0 b\u00f3p m\u00e9o m\u00e0 kh\u00f4ng l\u00e0m m\u1ea5t kh\u1ea3 n\u0103ng d\u1eabn \u0111i\u1ec7n.<\/p>\n\n
Ngo\u00e0i vi\u1ec7c c\u00f3 kh\u1ea3 n\u0103ng \u0111\u00e0n h\u1ed3i v\u00e0 b\u1ec1n, pin do c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc Illinois v\u00e0 \u0110\u1ea1i h\u1ecdc T\u00e2y B\u1eafc ph\u00e1t tri\u1ec3n c\u0169ng c\u00f3 th\u1ec3 s\u1ea1c kh\u00f4ng d\u00e2y. \u0110\u00e2y l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf l\u1edbn \u0111\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb \u0111eo \u0111\u01b0\u1ee3c v\u00ec n\u00f3 lo\u1ea1i b\u1ecf nhu c\u1ea7u s\u1eed d\u1ee5ng c\u00e1p s\u1ea1c v\u00e0 \u0111\u1ea7u n\u1ed1i c\u1ed3ng k\u1ec1nh. Pin c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1ea1c kh\u00f4ng d\u00e2y b\u1eb1ng cu\u1ed9n c\u1ea3m \u1ee9ng, ch\u1ec9 c\u1ea7n \u0111\u1eb7t ti\u1ebfp x\u00fac v\u1edbi pin.<\/p>\n\n
Cu\u1ed9n c\u1ea3m \u1ee9ng l\u00e0 m\u1ed9t lo\u1ea1i m\u00e1y bi\u1ebfn \u00e1p c\u00f3 th\u1ec3 truy\u1ec1n n\u0103ng l\u01b0\u1ee3ng kh\u00f4ng d\u00e2y trong ph\u1ea1m vi kho\u1ea3ng c\u00e1ch ng\u1eafn. Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau, bao g\u1ed3m s\u1ea1c kh\u00f4ng d\u00e2y, th\u1ebb RFID v\u00e0 m\u00e1y d\u00f2 kim lo\u1ea1i. Trong pin \u0111\u00e0n h\u1ed3i, cu\u1ed9n c\u1ea3m \u1ee9ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 truy\u1ec1n n\u0103ng l\u01b0\u1ee3ng t\u1eeb ngu\u1ed3n \u0111i\u1ec7n \u0111\u1ebfn pin.<\/p>\n\n
Pin \u0111\u00e0n h\u1ed3i do c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc Illinois v\u00e0 \u0110\u1ea1i h\u1ecdc T\u00e2y B\u1eafc ph\u00e1t tri\u1ec3n c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng ti\u1ec1m n\u0103ng trong c\u00e1c thi\u1ebft b\u1ecb \u0111eo \u0111\u01b0\u1ee3c. N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1ea5p ngu\u1ed3n cho m\u1ecdi th\u1ee9, t\u1eeb \u0111\u1ed3ng h\u1ed3 th\u00f4ng minh c\u00f3 th\u1ec3 u\u1ed1n cong \u0111\u1ebfn c\u00e1c thi\u1ebft b\u1ecb c\u1ea5y gh\u00e9p sinh h\u1ecdc nh\u01b0 m\u00e1y t\u1ea1o nh\u1ecbp tim.<\/p>\n\n
M\u1ed9t trong nh\u1eefng \u1ee9ng d\u1ee5ng \u0111\u1ea7y h\u1ee9a h\u1eb9n nh\u1ea5t c\u1ee7a pin \u0111\u00e0n h\u1ed3i l\u00e0 trong l\u0129nh v\u1ef1c s\u1ee9c kh\u1ecfe v\u00e0 th\u1ec3 ch\u1ea5t. Pin \u0111\u00e0n h\u1ed3i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho c\u00e1c thi\u1ebft b\u1ecb \u0111eo \u0111\u01b0\u1ee3c theo d\u00f5i c\u00e1c d\u1ea5u hi\u1ec7u sinh t\u1ed3n, theo d\u00f5i ho\u1ea1t \u0111\u1ed9ng th\u1ec3 d\u1ee5c v\u00e0 cung c\u1ea5p ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u tr\u1ecb y t\u1ebf. V\u00ed d\u1ee5, pin \u0111\u00e0n h\u1ed3i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho c\u00e1c thi\u1ebft b\u1ecb c\u1ea5y gh\u00e9p c\u00f3 th\u1ec3 truy\u1ec1n thu\u1ed1c ho\u1eb7c k\u00edch th\u00edch d\u00e2y th\u1ea7n kinh.<\/p>\n\n
S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a pin \u0111\u00e0n h\u1ed3i l\u00e0 m\u1ed9t b\u01b0\u1edbc \u0111\u1ed9t ph\u00e1 l\u1edbn trong l\u0129nh v\u1ef1c c\u00f4ng ngh\u1ec7 \u0111eo \u0111\u01b0\u1ee3c. Pin \u0111\u00e0n h\u1ed3i c\u00f3 nhi\u1ec1u \u01b0u \u0111i\u1ec3m so v\u1edbi pin truy\u1ec1n th\u1ed1ng, bao g\u1ed3m t\u00ednh linh ho\u1ea1t, \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng s\u1ea1c kh\u00f4ng d\u00e2y. Do \u0111\u00f3, pin \u0111\u00e0n h\u1ed3i c\u00f3 ti\u1ec1m n\u0103ng c\u00e1ch m\u1ea1ng h\u00f3a c\u00e1ch ch\u00fang ta s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb \u0111eo v\u00e0 m\u1edf ra nh\u1eefng kh\u1ea3 n\u0103ng m\u1edbi cho c\u00e1c \u1ee9ng d\u1ee5ng s\u1ee9c kh\u1ecfe v\u00e0 th\u1ec3 ch\u1ea5t.<\/p>","protected":false},"excerpt":{"rendered":"
Pin \u0111\u00e0n h\u1ed3i: S\u1ee9c m\u1ea1nh cho t\u01b0\u01a1ng lai c\u1ee7a c\u00f4ng ngh\u1ec7 \u0111eo \u0111\u01b0\u1ee3c Pin \u0111\u00e0n h\u1ed3i cho c\u00e1c thi\u1ebft b\u1ecb \u0111eo \u0111\u01b0\u1ee3c Th\u1ebf gi\u1edbi c\u00f4ng ngh\u1ec7 \u0111ang ph\u00e1t tri\u1ec3n nhanh…<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[999],"tags":[17223,7828,37,99,24430],"class_list":["post-18729","post","type-post","status-publish","format-standard","hentry","category-technology","tag-wearable-tech","tag-battery-technology","tag-innovation","tag-lifescienceart","tag-stretchable-batteries"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/18729","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=18729"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/18729\/revisions"}],"predecessor-version":[{"id":18730,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/18729\/revisions\/18730"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=18729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=18729"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=18729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}