{"id":25765,"date":"2020-07-18T15:35:39","date_gmt":"2020-07-18T08:35:39","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=25765"},"modified":"2021-11-09T20:46:37","modified_gmt":"2021-11-09T13:46:37","slug":"vat-lieu-moi-cho-cong-nghe-luu-tru-nang-luong","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/vat-lieu-moi-cho-cong-nghe-luu-tru-nang-luong\/","title":{"rendered":"V\u1eadt li\u1ec7u m\u1edbi cho c\u00f4ng ngh\u1ec7 l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng"},"content":{"rendered":"\n

S\u1ef1 b\u00f9ng n\u1ed5 c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed di \u0111\u1ed9ng, xe \u0111i\u1ec7n, m\u00e1y bay kh\u00f4ng ng\u01b0\u1eddi l\u00e1i v\u00e0 nhi\u1ec1u c\u00f4ng ngh\u1ec7 kh\u00e1c \u0111\u1eb7t ra nhu c\u1ea7u l\u1edbn v\u1ec1 nh\u1eefng v\u1eadt li\u1ec7u nh\u1eb9 m\u1edbi trong l\u0129nh v\u1ef1c l\u01b0u tr\u1eef v\u00e0 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng.<\/strong><\/h2>\n\n\n\n

Gi\u1ea3i quy\u1ebft th\u00e1ch th\u1ee9c n\u00e0y, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1eeb \u0110\u1ea1i h\u1ecdc Houston v\u00e0 \u0110\u1ea1i h\u1ecdc A & M Texas c\u00f4ng b\u1ed1 m\u1ed9t ph\u00e1t minh m\u1edbi, m\u1ed9t c\u1ea5u tr\u00fac \u0111i\u1ec7n c\u1ef1c si\u00eau t\u1ee5 \u0111i\u1ec7n<\/a>, \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb graphene oxit gi\u1ea3m oxy ((rGO) v\u00e0 s\u1ee3i nano aramid, t\u00edch v\u00e0 ph\u00f3ng \u0111i\u1ec7n m\u1ea1nh h\u01a1n, linh ho\u1ea1t h\u01a1n so v\u1edbi nh\u1eefng \u0111i\u1ec7n c\u1ef1c \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o b\u1eb1ng carbon th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n

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Si\u00eau t\u1ee5 \u0111i\u1ec7n \u0111i\u1ec7n c\u1ef1c s\u1ee3i carbon.<\/em> <\/figcaption><\/figure><\/div>\n\n\n\n

C\u00e1c nh\u00e0 khoa h\u1ecdc \u0110\u1ea1i h\u1ecdc Houston (UH) ch\u1ee9ng minh \u0111\u01b0\u1ee3c, m\u00f4 h\u00ecnh \u0111i\u1ec7n c\u1ef1c c\u1ea5u tr\u00fac nano c\u00f3 th\u1ec3 cung c\u1ea5p s\u1ef1 hi\u1ec3u bi\u1ebft ch\u00ednh x\u00e1c h\u01a1n v\u1ec1 s\u1ef1 khu\u1ebfch t\u00e1n ion v\u00e0 c\u00e1c t\u00ednh ch\u1ea5t li\u00ean quan trong nh\u1eefng \u0111i\u1ec7n c\u1ef1c t\u1ed5ng h\u1ee3p so v\u1edbi m\u00f4 h\u00ecnh v\u1eadt li\u1ec7u truy\u1ec1n th\u1ed1ng, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u00f4 h\u00ecnh v\u1eadt li\u1ec7u r\u1eafn x\u1ed1p.<\/p>\n\n\n\n

Theo Haleh Ardebili, Ph\u00f3 Gi\u00e1o s\u01b0 K\u1ef9 thu\u1eadt C\u01a1 kh\u00ed Bill D. Cook t\u1ea1i UH, s\u1eed d\u1ee5ng nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p m\u00f4 h\u00ecnh ch\u00ednh x\u00e1c s\u1ebd h\u1ed7 tr\u1ee3 c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u00ecm ra nh\u1eefng v\u1eadt li\u1ec7u c\u1ea5u tr\u00fac nano m\u1edbi v\u1edbi nh\u1eefng t\u00ednh ch\u1ea5t c\u01a1 \u0111i\u1ec7n h\u00f3a hi\u1ec7u qu\u1ea3 h\u01a1n, c\u00f3 th\u1ec3 cung c\u1ea5p th\u1eddi l\u01b0\u1ee3ng l\u00e0m vi\u1ec7c c\u1ee7a pin d\u00e0i, l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng<\/a> cao v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng pin nh\u1eb9 h\u01a1n.<\/p>\n\n\n\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u bi\u1ebft. v\u1eadt li\u1ec7u th\u1eed nghi\u1ec7m – graphene oxit gi\u1ea3m oxy v\u00e0 s\u1ee3i nano aramid s\u1ee3i nano (rGO\/ANF) – l\u00e0 m\u1ed9t \u1ee9ng vi\u00ean v\u1eadt li\u1ec7u ti\u1ec1m n\u0103ng cho \u0111i\u1ec7n c\u1ef1c si\u00eau t\u1ee5 di\u1ec7n do c\u00f3 nh\u1eefng t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u00e0 \u0111i\u1ec7n h\u00f3a m\u1ea1nh v\u01b0\u1ee3t tr\u1ed9i h\u01a1n so v\u1edbi carbon th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n

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Trong nghi\u00ean c\u1ee9u n\u00e0y, \u1ea3nh h\u01b0\u1edfng c\u1ee7a ki\u1ebfn tr\u00fac nano<\/a> \u0111\u1ebfn \u0111\u1ed9 khu\u1ebfch t\u00e1n ion hi\u1ec7u qu\u1ea3, \u0111\u1ed9 x\u1ed1p v\u00e0 \u0111\u1ed9 th\u1ea9m th\u1ea5u trong c\u00e1c \u0111i\u1ec7n c\u1ef1c c\u1ea5u tr\u00fac rGO\/ANF th\u00f4ng qua t\u00ednh to\u00e1n \u0111a m\u00f4 h\u00ecnh v\u1eadt l\u00fd. (\u1ea2nh ACS Nano)<\/em> <\/figcaption><\/figure><\/div>\n\n\n\n

Ardebili cho bi\u1ebft, c\u00e1c \u0111i\u1ec7n c\u1ef1c si\u00eau t\u1ee5 \u0111i\u1ec7n th\u01b0\u1eddng \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o b\u1eb1ng v\u1eadt li\u1ec7u carbon r\u1eafn x\u1ed1p, \u0111\u1ea3m b\u1ea3o \u0111i\u1ec7n c\u1ef1c ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh. Graphene oxit kh\u1eed gi\u1ea3m oxy c\u0169ng \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb carbon, nh\u01b0ng s\u1ee3i nano aramid v\u1edbi \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao l\u00e0m t\u0103ng t\u00ednh linh ho\u1ea1t c\u1ee7a \u0111i\u1ec7n c\u1ef1c, \u0111\u00e1p \u1ee9ng nh\u1eefng \u0111i\u1ec1u ki\u1ec7n l\u00e0m vi\u1ec7c kh\u1eafc nghi\u1ec7p, trong \u0111\u00f3 c\u00f3 nh\u1eefng \u1ee9ng d\u1ee5ng qu\u00e2n s\u1ef1 m\u00e0 kh\u00f4ng l\u00e0m gi\u1ea3m hi\u1ec7u qu\u1ea3. Ch\u00ednh v\u00ec v\u1eady, c\u00f4ng tr\u00ecnh \u0111\u01b0\u1ee3c V\u0103n ph\u00f2ng Nghi\u00ean c\u1ee9u Khoa h\u1ecdc c\u1ee7a Kh\u00f4ng qu\u00e2n M\u1ef9 t\u00e0i tr\u1ee3.<\/p>\n\n\n\n

Tham gia v\u00e0o c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u, ngo\u00e0i PGS.TS Ardebili c\u00f2n c\u00f3 c\u00e1c \u0111\u1ed3ng t\u00e1c gi\u1ea3 Sarah Aderyani v\u00e0 Ali Masoudi thu\u1ed9c UH; Smit A. Shah, Micah J. Green v\u00e0 Jodie L. Lutkenhaus t\u1eeb \u0110\u1ea1i h\u1ecdc A & M Texas.<\/p>\n\n\n\n

Trong c\u00f4ng tr\u00ecnh khoa h\u1ecdc n\u00e0y, sau khi s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p m\u00f4 h\u00ecnh h\u00f3a c\u1ea5u tr\u00fac v\u1eadt li\u1ec7u nano, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1eadp trung v\u00e0o gi\u1ea3i ph\u00e1p m\u00f4 h\u00ecnh h\u00f3a nh\u1eefng v\u1eadt li\u1ec7u m\u1edbi<\/a> trong l\u0129nh v\u1ef1c cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng.<\/p>\n\n\n\n

Theo TS Ardebili, nh\u1eefng m\u00f4 h\u00ecnh c\u1ea5u tr\u00fac v\u1eadt li\u1ec7u th\u00f4ng th\u01b0\u1eddng, d\u1ef1a tr\u00ean m\u00f4i tr\u01b0\u1eddng r\u1eafn x\u1ed1p, c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ee7 ch\u00ednh x\u00e1c \u0111\u1ec3 thi\u1ebft k\u1ebf c\u00e1c v\u1eadt li\u1ec7u c\u1ea5u tr\u00fac nano m\u1edbi \u0111\u1ec3 ch\u1ebf t\u1ea1o \u0111i\u1ec7n c\u1ef1c ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng kh\u00e1c. Nguy\u00ean nh\u00e2n ch\u00ednh l\u00e0 m\u00f4 h\u00ecnh m\u00f4i tr\u01b0\u1eddng r\u1eafn, x\u1ed1p th\u01b0\u1eddng gi\u1ea3 \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc l\u1ed7 \u0111\u1ed3ng \u0111\u1ec1u trong v\u1eadt li\u1ec7u, thay v\u00ec x\u00e1c \u0111\u1ecbnh nh\u1eefng k\u00edch th\u01b0\u1edbc v\u00e0 t\u00ednh ch\u1ea5t h\u00ecnh h\u1ecdc kh\u00e1c nhau.<\/p>\n\n\n\n

Trong c\u00e1c nghi\u00ean c\u1ee9u khoa h\u1ecdc, m\u00f4 h\u00ecnh truy\u1ec1n th\u00f4ng x\u1ed1p c\u00f3 th\u1ec3 thu\u1eadn ti\u1ec7n, nh\u01b0ng kh\u00f4ng ch\u00ednh x\u00e1c. \u0110\u1ed1i v\u1edbi nh\u1eefng thi\u1ebft b\u1ecb hi\u1ec7n \u0111\u1ea1i, c\u1ea7n ph\u00e1t tri\u1ec3n nh\u1eefng m\u00f4 h\u00ecnh c\u1ea5u tr\u00fac ch\u00ednh x\u00e1c h\u01a1n \u0111\u1ec3 hi\u1ec3u r\u00f5 nh\u1eefng t\u00ednh ch\u1ea5t c\u01a1 \u0111i\u1ec7n v\u00e0 thi\u1ebft k\u1ebf c\u00e1c v\u1eadt li\u1ec7u \u0111i\u1ec7n c\u1ef1c m\u1edbi.<\/p>\n\n\n\n

TH\u00c1I B\u1eb0NG <\/strong>ngu\u1ed3n: khoahocdoisong.vn<\/p>\n\n\n\n

V\u1eadt li\u1ec7u m\u1edbi v\u00e0 ph\u01b0\u01a1ng ph\u00e1p m\u00f4 h\u00ecnh cho c\u00f4ng ngh\u1ec7 l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng – Khoa h\u1ecdc v\u00e0 \u0111\u1eddi s\u1ed1ng (khoahocdoisong.vn)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

S\u1ef1 b\u00f9ng n\u1ed5 c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed di \u0111\u1ed9ng, xe \u0111i\u1ec7n, m\u00e1y bay kh\u00f4ng ng\u01b0\u1eddi l\u00e1i v\u00e0 nhi\u1ec1u c\u00f4ng ngh\u1ec7 kh\u00e1c \u0111\u1eb7t ra nhu c\u1ea7u l\u1edbn v\u1ec1 nh\u1eefng v\u1eadt li\u1ec7u nh\u1eb9 m\u1edbi trong l\u0129nh v\u1ef1c l\u01b0u tr\u1eef v\u00e0 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng. Gi\u1ea3i quy\u1ebft th\u00e1ch th\u1ee9c n\u00e0y, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1eeb \u0110\u1ea1i […]<\/p>\n","protected":false},"author":25,"featured_media":25766,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-25765","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/25765","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\/25"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=25765"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/25765\/revisions"}],"predecessor-version":[{"id":29881,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/25765\/revisions\/29881"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/25766"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=25765"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=25765"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=25765"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}