{"id":134310,"date":"2024-09-14T10:25:21","date_gmt":"2024-09-14T02:25:21","guid":{"rendered":"https:\/\/www.alpapowder.com\/134310\/"},"modified":"2024-09-14T10:25:22","modified_gmt":"2024-09-14T02:25:22","slug":"cac-linh-vuc-ung-dung-chinh-cua-graphene","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/134310\/","title":{"rendered":"C\u00e1c l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng ch\u00ednh c\u1ee7a graphene"},"content":{"rendered":"

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(1) \u1ee8ng d\u1ee5ng trong l\u0129nh v\u1ef1c \u0111i\u1ec7n h\u00f3a<\/p>\n

Graphene l\u00e0 v\u1eadt li\u1ec7u cacbon c\u00f3 c\u1ea5u tr\u00fac l\u01b0\u1edbi ph\u00e2n l\u1edbp. N\u00f3 c\u00f3 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t tuy\u1ec7t v\u1eddi. N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong si\u00eau t\u1ee5 \u0111i\u1ec7n, pin lithium-ion, pin natri-ion, pin axit ch\u00ec, pin lithium-l\u01b0u hu\u1ef3nh, pin kim lo\u1ea1i-kh\u00f4ng kh\u00ed, v.v.<\/p>\n

Trong t\u01b0\u01a1ng lai, c\u00e1ch s\u1eed d\u1ee5ng nguy\u00ean li\u1ec7u th\u00f4 gi\u00e1 r\u1ebb v\u00e0 quy tr\u00ecnh \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 ph\u00e1t huy \u0111\u1ea7y \u0111\u1ee7 c\u00e1c l\u1ee3i th\u1ebf c\u1ea5u tr\u00fac \u0111\u1ed9c \u0111\u00e1o c\u1ee7a graphene cho c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n h\u00f3a kh\u00e1c nhau s\u1ebd l\u00e0 \u0111i\u1ec3m n\u00f3ng nghi\u00ean c\u1ee9u.<\/p>\n

(2) \u1ee8ng d\u1ee5ng trong l\u0129nh v\u1ef1c v\u1eadt li\u1ec7u quang x\u00fac t\u00e1c<\/p>\n

Graphene c\u00f3 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, t\u00ednh ch\u1ea5t v\u1eadn chuy\u1ec3n electron, di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang cao v\u00e0 c\u00e1c t\u00ednh ch\u1ea5t kh\u00e1c tuy\u1ec7t v\u1eddi.<\/p>\n

(3) \u1ee8ng d\u1ee5ng trong l\u0129nh v\u1ef1c l\u1edbp ph\u1ee7 ch\u1ed1ng \u0103n m\u00f2n<\/p>\n

L\u1edbp ph\u1ee7 graphene kh\u00f4ng ch\u1ec9 c\u00f3 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 cat\u1ed1t c\u1ee7a l\u1edbp ph\u1ee7 gi\u00e0u k\u1ebdm epoxy v\u00e0 t\u00ednh ch\u1ea5t che ch\u1eafn c\u1ee7a l\u1edbp ph\u1ee7 v\u1ea3y th\u1ee7y tinh m\u00e0 c\u00f2n c\u00f3 \u0111\u1ed9 b\u00e1m d\u00ednh, kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc v\u00e0 \u0111\u1ed9 b\u1ec1n tuy\u1ec7t v\u1eddi.<\/p>\n

(4) \u1ee8ng d\u1ee5ng trong l\u0129nh v\u1ef1c y sinh<\/p>\n

Do b\u1ec1 m\u1eb7t GO ch\u1ee9a nhi\u1ec1u nh\u00f3m ch\u1ee9c ch\u1ee9a oxy (-OH, -COOH, v.v.) n\u00ean c\u00f3 th\u1ec3 l\u00e0m cho n\u00f3 c\u00f3 t\u00ednh \u01b0a n\u01b0\u1edbc t\u1ed1t v\u00e0 GO hai chi\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch sinh h\u1ecdc t\u1ed1t, do \u0111\u00f3 c\u00f3 tri\u1ec3n v\u1ecdng \u1ee9ng d\u1ee5ng ti\u1ec1m n\u0103ng trong c\u00e1c l\u0129nh v\u1ef1c y sinh nh\u01b0 t\u1ea3i thu\u1ed1c v\u00e0 v\u1eadn chuy\u1ec3n gen.<\/p>\n

(5) \u1ee8ng d\u1ee5ng trong l\u0129nh v\u1ef1c c\u1ea3m bi\u1ebfn<\/p>\n

Graphene c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc tuy\u1ec7t v\u1eddi nh\u01b0 di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang cao, \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch sinh h\u1ecdc cao, c\u00f3 l\u1ee3i cho vi\u1ec7c c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng h\u1ea5p ph\u1ee5 c\u1ee7a c\u00e1c ph\u00e2n t\u1eed nh\u1ea1y c\u1ea3m v\u00e0 t\u0103ng t\u1ed1c \u0111\u1ed9 ph\u1ea3n \u1ee9ng sinh h\u00f3a. Nh\u1eefng t\u00ednh ch\u1ea5t tuy\u1ec7t v\u1eddi n\u00e0y khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u \u1ee9ng c\u1eed vi\u00ean l\u00fd t\u01b0\u1edfng \u0111\u1ec3 ch\u1ebf t\u1ea1o c\u1ea3m bi\u1ebfn.<\/p>\n

(6) \u1ee8ng d\u1ee5ng trong l\u0129nh v\u1ef1c m\u1ea1ch t\u00edch h\u1ee3p<\/p>\n

Graphene c\u00f3 \u0111\u1ed9 d\u1eabn nhi\u1ec7t v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t t\u1ed1t, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o m\u1ea1ch n\u1ec1n silicon<\/a> \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c \u0111\u00edch c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t nhanh.<\/p>\n

(7) \u1ee8ng d\u1ee5ng trong l\u0129nh v\u1ef1c pin m\u1eb7t tr\u1eddi<\/p>\n

Graphene, l\u00e0 m\u1ed9t ch\u1ea5t b\u00e1n d\u1eabn kh\u00f4ng khe h\u1edf hai chi\u1ec1u \u0111\u1ed9c \u0111\u00e1o, c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t nh\u01b0 t\u00ednh di \u0111\u1ed9ng c\u1ee7a h\u1ea1t mang \u0111i\u1ec7n t\u00edch cao v\u00e0 di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang cao. Phim \u0111\u00e3 ch\u1ebf t\u1ea1o c\u0169ng c\u00f3 \u0111\u1ed9 trong su\u1ed1t quang h\u1ecdc, \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n v\u00e0 \u0111\u1ed9 linh ho\u1ea1t cao. Do \u0111\u00f3, graphene c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng trong l\u1edbp v\u1eadn chuy\u1ec3n \u0111i\u1ec7n t\u1eed, l\u1edbp v\u1eadn chuy\u1ec3n l\u1ed7 tr\u1ed1ng, l\u1edbp \u0111\u1ec7m, \u0111i\u1ec7n c\u1ef1c \u0111\u1ed1i di\u1ec7n, v.v. trong pin m\u1eb7t tr\u1eddi.<\/p>\n

(8) \u1ee8ng d\u1ee5ng trong l\u0129nh v\u1ef1c nanocomposite<\/p>\n

Graphene c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p v\u1edbi c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c c\u00f3 t\u00ednh ch\u1ea5t kh\u00e1c nhau \u0111\u1ec3 t\u1ea1o th\u00e0nh v\u1eadt li\u1ec7u composite do c\u1ea5u tr\u00fac x\u1ed1p l\u1ecfng l\u1ebbo, \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n cao v\u00e0 \u0111\u1ed9 b\u1ec1n v\u1eadt li\u1ec7u cao. V\u1edbi c\u00e1c t\u00ednh ch\u1ea5t tuy\u1ec7t v\u1eddi nh\u01b0 \u0111\u1ed9 b\u1ec1n cao, m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i cao, di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cao, c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n ho\u1eb7c n\u00e2ng cao hi\u1ec7u qu\u1ea3.<\/p>\n

(9) \u1ee8ng d\u1ee5ng trong l\u0129nh v\u1ef1c h\u1ea5p th\u1ee5 vi s\u00f3ng \u0111i\u1ec7n t\u1eeb<\/p>\n

Graphene kh\u00f4ng ch\u1ec9 c\u00f3 c\u1ea5u tr\u00fac v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc \u0111\u1ed9c \u0111\u00e1o v\u00e0 c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u00e0 \u0111i\u1ec7n t\u1eeb tuy\u1ec7t v\u1eddi m\u00e0 c\u00f2n c\u00f3 t\u00ednh ch\u1ea5t h\u1ea5p th\u1ee5 vi s\u00f3ng t\u1ed1t. Ngo\u00e0i ra, n\u00f3 c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p v\u1edbi c\u00e1c h\u1ea1t nano t\u1eeb t\u00ednh \u0111\u1ec3 t\u1ea1o ra m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u h\u1ea5p th\u1ee5 m\u1edbi. V\u1eadt li\u1ec7u n\u00e0y v\u1eeba c\u00f3 t\u1ed5n th\u1ea5t t\u1eeb \u200b\u200bt\u00ednh v\u1eeba c\u00f3 t\u1ed5n th\u1ea5t \u0111i\u1ec7n v\u00e0 c\u00f3 tri\u1ec3n v\u1ecdng \u1ee9ng d\u1ee5ng ti\u1ec1m n\u0103ng trong l\u0129nh v\u1ef1c che ch\u1eafn \u0111i\u1ec7n t\u1eeb v\u00e0 h\u1ea5p th\u1ee5 vi s\u00f3ng.<\/p>\n

(10) \u1ee8ng d\u1ee5ng trong c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c<\/p>\n

C\u00e1c nh\u00f3m ch\u1ee9c ch\u1ee9a oxy tr\u00ean GO c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c h\u1ea5p ph\u1ee5 b\u1eb1ng c\u00e1c v\u1ecb tr\u00ed ho\u1ea1t \u0111\u1ed9ng c\u1ee7a v\u1ea3i cotton. N\u1ea1p GO v\u00e0o v\u1ea3i cotton c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 t\u00ednh ch\u1ea5t kh\u00e1ng khu\u1ea9n v\u00e0 ch\u1ed1ng tia UV c\u1ee7a v\u1ea3i.<\/p>\n

Graphene \u0111\u01b0\u1ee3c coi l\u00e0 v\u1eadt li\u1ec7u l\u01b0u tr\u1eef hydro l\u00fd t\u01b0\u1edfng v\u00ec hi\u1ec7u su\u1ea5t tuy\u1ec7t v\u1eddi, di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang l\u1edbn v\u00e0 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc c\u1ef1c cao.<\/p>\n","protected":false},"excerpt":{"rendered":"

Graphene c\u00f3 kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t v\u00e0 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t t\u1ed1t, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o m\u1ea1ch \u0111i\u1ec7n n\u1ec1n silicon \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c \u0111\u00edch c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t nhanh.<\/p>\n","protected":false},"author":7,"featured_media":134274,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-134310","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cong-nghiep-tin-tuc-vi"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/134310"}],"collection":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/comments?post=134310"}],"version-history":[{"count":1,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/134310\/revisions"}],"predecessor-version":[{"id":134311,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/134310\/revisions\/134311"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/134274"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=134310"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=134310"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=134310"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}