Th\u1eadm ch\u00ed, c\u00e1c nh\u00e0 khoa h\u1ecdc c\u0169ng ph\u00e1t hi\u1ec7n ra c\u00e1ch l\u00e0m cho g\u1ed7 trong su\u1ed1t \u0111\u01a1n gi\u1ea3n h\u01a1n r\u1ea5t nhi\u1ec1u nh\u01b0 qu\u00e9t dung d\u1ecbch hydrogen peroxide l\u00ean t\u1ea5m g\u1ed7. Sau \u0111\u00f3, \u0111\u1ec3 d\u01b0\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi, ho\u1eb7c chi\u1ebfu \u0111\u00e8n UV trong m\u1ed9t gi\u1edd ho\u1eb7c l\u00e2u h\u01a1n cho \u0111\u1ebfn khi dung d\u1ecbch peroxide t\u1ea9y h\u1ebft c\u00e1c t\u1ebf b\u00e0o s\u1eafc t\u1ed1 m\u00e0u n\u00e2u v\u00e0 g\u1ed7 chuy\u1ec3n sang m\u00e0u tr\u1eafng. Sau khi ng\u00e2m g\u1ed7 trong etanol \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u1eb7n b\u1ea9n c\u00f2n s\u00f3t l\u1ea1i. Sau c\u00f9ng l\u00e0 ph\u1ee7 m\u1ed9t l\u1edbp s\u01a1n epoxy v\u00e0 \u0111\u1ec3 kh\u00f4 c\u1ee9ng.<\/p>\n
Th\u00ed nghi\u1ec7m t\u1ea1o ra cho th\u1ea5y, tuy g\u1ed7 trong su\u1ed1t kh\u00f4ng ho\u00e0n to\u00e0n bi\u1ebfn h\u00ecnh t\u1ed1t nh\u01b0 k\u00ednh nh\u01b0ng \u0111\u1ee7 \u0111\u1ec3 d\u1ec5 d\u00e0ng nh\u00ecn th\u1ea5y c\u00e1c v\u1eadt th\u1ec3 \u0111\u1eb1ng sau.<\/p>\n
C\u00e1c nh\u00e0 khoa h\u1ecdc c\u0169ng \u0111\u00e3 th\u1eed nghi\u1ec7m v\u00e0 cho k\u1ebft qu\u1ea3, g\u1ed7 trong su\u1ed1t nh\u1eb9 h\u01a1n b\u00ea t\u00f4ng v\u00e0 th\u00e9p, d\u1ec5 ph\u00e2n hu\u1ef7 h\u01a1n nh\u1ef1a v\u00e0 ch\u1ecbu l\u1ef1c g\u1ea5p 10 l\u1ea7n so v\u1edbi g\u1ed7 th\u00f4ng th\u01b0\u1eddng. N\u00f3 c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng trong t\u01b0\u01a1ng lai v\u00ec n\u00f3 c\u00f3 gi\u00e1 tr\u1ecb R (gi\u00e1 tr\u1ecb c\u00e1ch nhi\u1ec7t) cao h\u01a1n v\u00e0 nh\u1eb9 h\u01a1n r\u1ea5t nhi\u1ec1u so v\u1edbi m\u1ed9t l\u1edbp k\u00ednh ti\u00eau chu\u1ea9n v\u1edbi \u0111\u1ed9 d\u00e0y t\u01b0\u01a1ng \u0111\u01b0\u01a1ng.<\/p>\n
Th\u1eddi gian s\u1ebd n\u00f3i l\u00ean \u0111\u1ed9 b\u1ec1n v\u00e0 ch\u1eafc c\u1ee7a s\u1ea3n ph\u1ea9m g\u1ed7 trong su\u1ed1t n\u00e0y khi n\u00f3 ti\u1ebfp x\u00fac v\u1edbi th\u1eddi ti\u1ebft v\u00e0 \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi. Tuy nhi\u00ean, ch\u1eafc ch\u1eafn trong t\u01b0\u01a1ng lai s\u1ebd c\u00f3 nghi\u00ean c\u1ee9u v\u1ec1 c\u00e1ch t\u0103ng tu\u1ed5i th\u1ecd c\u1ee7a s\u1ea3n ph\u1ea9m g\u1ed7 trong su\u1ed1t.<\/p><\/div>\n
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Ngu\u1ed3n:\u00a0kientrucvietnam.org.vn<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"
G\u1ed7 trong su\u1ed1t, m\u1ed9t kh\u00e1i ni\u1ec7m c\u00f2n kh\u00e1 m\u1edbi l\u1ea1 v\u1edbi nhi\u1ec1u ng\u01b0\u1eddi. Lo\u1ea1i g\u1ed7 m\u1edbi \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p \u0111\u1eb7c bi\u1ec7t c\u1ee7a Liangbing Hu ch\u00ednh l\u00e0 l\u00e0m cho g\u1ed7 m\u1ea5t \u0111i m\u00e0u s\u1eafc n\u00e2u- v\u00e0ng. \u0110\u00e2y l\u00e0 m\u1ed9t \u0111\u1ed9t ph\u00e1 c\u1ee7a g\u1ed7 khi thay th\u1ebf m\u00e0u truy\u1ec1n th\u1ed1ng th\u00e0nh m\u00e0u g\u1ea7n nh\u01b0…<\/p>\n","protected":false},"author":8,"featured_media":2159,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[71],"tags":[],"yoast_head":"\n
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