{"id":678647,"date":"2024-10-10T15:55:54","date_gmt":"2024-10-10T14:55:54","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=678647"},"modified":"2024-10-10T15:55:54","modified_gmt":"2024-10-10T14:55:54","slug":"lam-the-nao-son-nhiet-thay-doi-mau-sac-theo-nhiet-do","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/lam-the-nao-son-nhiet-thay-doi-mau-sac-theo-nhiet-do\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o s\u01a1n nhi\u1ec7t thay \u0111\u1ed5i m\u00e0u s\u1eafc theo nhi\u1ec7t \u0111\u1ed9"},"content":{"rendered":"<p class=\"sidekick\">S\u01a1n nhi\u1ec7t thay \u0111\u1ed5i m\u00e0u s\u1eafc theo nhi\u1ec7t \u0111\u1ed9: Hi\u1ec3u c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a s\u01a1n nhi\u1ec7t, \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong c\u00f4ng nghi\u1ec7p v\u00e0 cu\u1ed9c s\u1ed1ng, v\u00e0 l\u1ee3i \u00edch c\u1ee7a n\u00f3.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/lam_the_nao_son_nhiet_thay_doi_mau_sac_theo_nhiet_do.png\" alt=\"L\u00e0m th\u1ebf n\u00e0o s\u01a1n nhi\u1ec7t thay \u0111\u1ed5i m\u00e0u s\u1eafc theo nhi\u1ec7t \u0111\u1ed9\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>L\u00e0m th\u1ebf n\u00e0o s\u01a1n nhi\u1ec7t thay \u0111\u1ed5i m\u00e0u s\u1eafc theo nhi\u1ec7t \u0111\u1ed9<\/h2>\n<p>S\u01a1n nhi\u1ec7t, hay c\u00f2n g\u1ecdi l\u00e0 s\u01a1n thay \u0111\u1ed5i m\u00e0u s\u1eafc theo nhi\u1ec7t \u0111\u1ed9, l\u00e0 m\u1ed9t lo\u1ea1i s\u01a1n \u0111\u1eb7c bi\u1ec7t c\u00f3 kh\u1ea3 n\u0103ng thay \u0111\u1ed5i m\u00e0u s\u1eafc khi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh thay \u0111\u1ed5i. Lo\u1ea1i s\u01a1n n\u00e0y \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c t\u1eeb c\u00f4ng nghi\u1ec7p, \u00f4 t\u00f4 \u0111\u1ebfn trang tr\u00ed n\u1ed9i th\u1ea5t. V\u1eady l\u00e0m th\u1ebf n\u00e0o s\u01a1n nhi\u1ec7t c\u00f3 th\u1ec3 thay \u0111\u1ed5i m\u00e0u s\u1eafc theo nhi\u1ec7t \u0111\u1ed9? H\u00e3y c\u00f9ng kh\u00e1m ph\u00e1.<\/p>\n<h2>C\u1ea5u t\u1ea1o c\u1ee7a s\u01a1n nhi\u1ec7t<\/h2>\n<p>S\u01a1n nhi\u1ec7t ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb c\u00e1c v\u1eadt li\u1ec7u nh\u1ea1y c\u1ea3m v\u1edbi nhi\u1ec7t \u0111\u1ed9, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 c\u00e1c h\u1ee3p ch\u1ea5t thay \u0111\u1ed5i m\u00e0u s\u1eafc theo nhi\u1ec7t \u0111\u1ed9 (Thermochromic Compounds). C\u00e1c h\u1ee3p ch\u1ea5t n\u00e0y c\u00f3 th\u1ec3 l\u00e0 c\u00e1c tinh th\u1ec3 l\u1ecfng ho\u1eb7c c\u00e1c vi nang (microcapsules) ch\u1ee9a c\u00e1c ch\u1ea5t thay \u0111\u1ed5i m\u00e0u s\u1eafc. Khi nhi\u1ec7t \u0111\u1ed9 thay \u0111\u1ed5i, c\u00e1c ph\u00e2n t\u1eed trong h\u1ee3p ch\u1ea5t n\u00e0y s\u1ebd thay \u0111\u1ed5i c\u1ea5u tr\u00fac, khi\u1ebfn ch\u00fang h\u1ea5p th\u1ee5 ho\u1eb7c ph\u1ea3n x\u1ea1 \u00e1nh s\u00e1ng \u1edf c\u00e1c b\u01b0\u1edbc s\u00f3ng kh\u00e1c nhau, t\u1eeb \u0111\u00f3 thay \u0111\u1ed5i m\u00e0u s\u1eafc m\u00e0 m\u1eaft ng\u01b0\u1eddi nh\u00ecn th\u1ea5y.<\/p>\n<h2>C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng<\/h2>\n<p>S\u01a1n nhi\u1ec7t ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd thay \u0111\u1ed5i c\u1ea5u tr\u00fac ph\u00e2n t\u1eed khi nhi\u1ec7t \u0111\u1ed9 thay \u0111\u1ed5i. C\u00f3 hai lo\u1ea1i ch\u00ednh c\u1ee7a s\u01a1n nhi\u1ec7t l\u00e0:<\/p>\n<p><u1><\/p>\n<li>S\u01a1n nhi\u1ec7t bi\u1ebfn \u0111\u1ed5i m\u00e0u v\u0129nh vi\u1ec5n<\/li>\n<li>S\u01a1n nhi\u1ec7t bi\u1ebfn \u0111\u1ed5i m\u00e0u t\u1ea1m th\u1eddi<\/li>\n<p><\/u1><\/p>\n<h3>S\u01a1n nhi\u1ec7t bi\u1ebfn \u0111\u1ed5i m\u00e0u v\u0129nh vi\u1ec5n<\/h3>\n<p>S\u01a1n nhi\u1ec7t bi\u1ebfn \u0111\u1ed5i m\u00e0u v\u0129nh vi\u1ec5n th\u01b0\u1eddng ch\u1ee9a c\u00e1c h\u1ee3p ch\u1ea5t ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao. Khi \u0111\u1ea1t \u0111\u1ebfn m\u1ed9t nhi\u1ec7t \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh, c\u1ea5u tr\u00fac ph\u00e2n t\u1eed c\u1ee7a n\u00f3 thay \u0111\u1ed5i v\u0129nh vi\u1ec5n, khi\u1ebfn m\u00e0u s\u1eafc c\u0169ng thay \u0111\u1ed5i kh\u00f4ng quay l\u1ea1i m\u00e0u ban \u0111\u1ea7u ngay c\u1ea3 khi nhi\u1ec7t \u0111\u1ed9 gi\u1ea3m.<\/p>\n<h3>S\u01a1n nhi\u1ec7t bi\u1ebfn \u0111\u1ed5i m\u00e0u t\u1ea1m th\u1eddi<\/h3>\n<p>\u0110\u1ed1i v\u1edbi s\u01a1n nhi\u1ec7t bi\u1ebfn \u0111\u1ed5i m\u00e0u t\u1ea1m th\u1eddi, khi nhi\u1ec7t \u0111\u1ed9 thay \u0111\u1ed5i, c\u00e1c h\u1ee3p ch\u1ea5t thay \u0111\u1ed5i c\u1ea5u tr\u00fac ph\u00e2n t\u1eed v\u00e0 t\u1ea1o ra m\u00e0u s\u1eafc m\u1edbi. Khi nhi\u1ec7t \u0111\u1ed9 quay tr\u1edf l\u1ea1i tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u, m\u00e0u s\u1eafc c\u0169ng tr\u1edf l\u1ea1i m\u00e0u ban \u0111\u1ea7u. Lo\u1ea1i s\u01a1n n\u00e0y th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c h\u1ee3p ch\u1ea5t nhi\u1ec7t bi\u1ebfn \u0111\u1ed5i d\u1ef1a tr\u00ean tinh th\u1ec3 l\u1ecfng.<\/p>\n<h2>\u1ee8ng d\u1ee5ng c\u1ee7a s\u01a1n nhi\u1ec7t<\/h2>\n<p>S\u01a1n nhi\u1ec7t c\u00f3 r\u1ea5t nhi\u1ec1u \u1ee9ng d\u1ee5ng trong \u0111\u1eddi s\u1ed1ng v\u00e0 c\u00f4ng nghi\u1ec7p:<\/p>\n<p><u1><\/p>\n<li><strong>Trang tr\u00ed n\u1ed9i th\u1ea5t:<\/strong> S\u01a1n nhi\u1ec7t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 s\u01a1n c\u00e1c b\u1ee9c t\u01b0\u1eddng, \u0111\u1ed3 n\u1ed9i th\u1ea5t t\u1ea1o ra hi\u1ec7u \u1ee9ng \u0111\u1eb7c bi\u1ec7t khi nhi\u1ec7t \u0111\u1ed9 thay \u0111\u1ed5i.<\/li>\n<li><strong>Trong ng\u00e0nh \u00f4 t\u00f4:<\/strong> C\u00e1c xe \u00f4 t\u00f4 c\u00f3 th\u1ec3 thay \u0111\u1ed5i m\u00e0u s\u1eafc khi nhi\u1ec7t \u0111\u1ed9 ngo\u00e0i tr\u1eddi thay \u0111\u1ed5i, t\u1ea1o ra v\u1ebb \u0111\u1eb9p \u0111\u1ed9c \u0111\u00e1o v\u00e0 b\u1ea3o v\u1ec7 l\u1edbp s\u01a1n xe.<\/li>\n<li><strong>Ch\u1ec9 b\u00e1o nhi\u1ec7t \u0111\u1ed9:<\/strong> S\u01a1n nhi\u1ec7t \u0111\u01b0\u1ee3c d\u00f9ng trong c\u00e1c s\u1ea3n ph\u1ea9m c\u1ea7n ch\u1ec9 b\u00e1o nhi\u1ec7t \u0111\u1ed9 nh\u01b0 c\u1ed1c thay \u0111\u1ed5i m\u00e0u \u0111\u1ec3 nh\u1eadn bi\u1ebft tr\u1ea1ng th\u00e1i n\u00f3ng hay l\u1ea1nh c\u1ee7a n\u01b0\u1edbc b\u00ean trong.<\/li>\n<p><\/u1><\/p>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>S\u01a1n nhi\u1ec7t l\u00e0 m\u1ed9t ph\u00e1t minh \u0111\u1ed9c \u0111\u00e1o v\u00e0 h\u1eefu \u00edch trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau. N\u00f3 kh\u00f4ng ch\u1ec9 mang l\u1ea1i gi\u00e1 tr\u1ecb th\u1ea9m m\u1ef9 m\u00e0 c\u00f2n c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n trong \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y v\u00e0 c\u00f4ng nghi\u1ec7p. Vi\u1ec7c hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a s\u01a1n nhi\u1ec7t c\u00f3 th\u1ec3 m\u1edf ra nhi\u1ec1u c\u01a1 h\u1ed9i s\u00e1ng t\u1ea1o m\u1edbi m\u1ebb v\u00e0 th\u00fa v\u1ecb.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>S\u01a1n nhi\u1ec7t thay \u0111\u1ed5i m\u00e0u s\u1eafc theo nhi\u1ec7t \u0111\u1ed9: Hi\u1ec3u c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a s\u01a1n nhi\u1ec7t, \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf trong c\u00f4ng nghi\u1ec7p v\u00e0 cu\u1ed9c s\u1ed1ng, v\u00e0 l\u1ee3i \u00edch c\u1ee7a n\u00f3.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>L\u00e0m th\u1ebf n\u00e0o s\u01a1n nhi\u1ec7t thay \u0111\u1ed5i m\u00e0u 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