{"id":3288,"date":"2015-07-15T13:05:09","date_gmt":"2015-07-15T06:05:09","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=3288"},"modified":"2017-09-27T14:29:45","modified_gmt":"2017-09-27T07:29:45","slug":"nam-phat-minh-hoa-hoc-nen-mong-cho-the-gioi-hien-dai-penicillin-lcd-thuoc-tranh-thai","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/nam-phat-minh-hoa-hoc-nen-mong-cho-the-gioi-hien-dai-penicillin-lcd-thuoc-tranh-thai\/","title":{"rendered":"N\u0103m ph\u00e1t minh h\u00f3a h\u1ecdc n\u1ec1n m\u00f3ng cho th\u1ebf gi\u1edbi hi\u1ec7n \u0111\u1ea1i: Penicillin, LCD, thu\u1ed1c tr\u00e1nh thai&#8230;"},"content":{"rendered":"<p><strong>\u0110\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c cu\u1ed9c s\u1ed1ng v\u0103n minh nh\u01b0 ng\u00e0y nay, r\u1ea5t nhi\u1ec1u nh\u00e0 khoa h\u1ecdc tr\u00ean th\u1ebf gi\u1edbi \u0111\u00e3 ph\u1ea3i d\u00e0nh c\u1ea3 cu\u1ed9c \u0111\u1eddi m\u00ecnh \u0111\u1ec3 nghi\u00ean c\u1ee9u. C\u00f3 nh\u1eefng ph\u00e1t minh th\u1eadt t\u00ecnh c\u1edd, v\u00e0 c\u0169ng c\u00f3 nh\u1eefng th\u1ee9 \u0111\u1ebfn h\u00e0ng ch\u1ee5c n\u0103m m\u1edbi t\u00ecm ra. D\u01b0\u1edbi \u0111\u00e2y 5 ph\u00e1t minh v\u1ec1 h\u00f3a h\u1ecdc c\u1ef1c k\u1ef3 quan tr\u1ecdng, \u0111\u1eb7t n\u1ec1n m\u00f3ng cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a th\u1ebf gi\u1edbi hi\u1ec7n \u0111\u1ea1i: thu\u1ed1c Penicillin, m\u00e0n h\u00ecnh LCD, thu\u1ed1c tr\u00e1nh thai, nh\u1ef1a Polyethylene&#8230;<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3294\" src=\"http:\/\/ttud.com.vn\/wp-content\/uploads\/2017\/09\/15072015101431-duytran5phatminh.jpg\" alt=\"\" width=\"484\" height=\"322\" srcset=\"https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2017\/09\/15072015101431-duytran5phatminh.jpg 484w, https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2017\/09\/15072015101431-duytran5phatminh-300x200.jpg 300w\" sizes=\"auto, (max-width: 484px) 100vw, 484px\" \/><\/p>\n<p><strong>1. Penicillin<\/strong><\/p>\n<p>C\u00f3 th\u1ec3 ch\u01b0a tin, nh\u01b0ng ch\u1eafc ch\u1eafn Penicillin \u0111\u00e3 t\u1eebng c\u1ee9u s\u1ed1ng b\u1ea1n. N\u1ebfu kh\u00f4ng c\u00f3 n\u00f3, m\u1ed9t c\u00fa \u0111\u00e2m t\u1eeb c\u00e1i gai b\u00e9 t\u00ed hay \u0111au h\u1ecdng c\u0169ng c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng d\u1eabn \u0111\u1ebfn c\u00e1i ch\u1ebft.<\/p>\n<p>N\u0103m 1928, sau k\u1ef3 ngh\u1ec9, Alexander Fleming v\u00f4 t\u00ecnh ph\u00e1t hi\u1ec7n \u0111\u0129a nu\u00f4i c\u1ea5y vi khu\u1ea9n c\u1ee7a m\u00ecnh b\u1ecb m\u1ed9t lo\u1ea1i m\u1ed1c ti\u00eau di\u1ec7t. \u0110\u00f3 ch\u00ednh l\u00e0 n\u1ea5m Penicillium. M\u1eb7c d\u00f9 r\u1ea5t n\u1ed7 l\u1ef1c, \u00f4ng \u0111\u00e3 kh\u00f4ng th\u1ec3 tr\u00edch xu\u1ea5t b\u1ea5t k\u1ef3 m\u1eabu penicilin n\u00e0o t\u1eeb \u0111\u00f3. V\u00ec nguy\u00ean nh\u00e2n n\u00e0y, qu\u00e1 tr\u00ecnh nghi\u00ean c\u1ee9u c\u1ee7a \u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n 10 n\u0103m.<\/p>\n<div id=\"attachment_3291\" style=\"width: 560px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-3291\" class=\"size-full wp-image-3291\" src=\"http:\/\/ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055697_Penicillin_tinhte.jpg\" alt=\"\" width=\"550\" height=\"330\" srcset=\"https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055697_Penicillin_tinhte.jpg 550w, https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055697_Penicillin_tinhte-300x180.jpg 300w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><p id=\"caption-attachment-3291\" class=\"wp-caption-text\">DWD3FY Flucloxacillin 500mg Capsules Penicillin Antibiotics Tablets<\/p><\/div>\n<p style=\"text-align: center;\">\nPenicillin \u0111\u00e3 c\u1ee9u s\u1ed1ng h\u1ea7u h\u1ebft ch\u00fang ta.\u200b<\/p>\n<p>M\u00e3i cho \u0111\u1ebfn n\u0103m 1939, nh\u00e0 nghi\u00ean c\u1ee9u d\u01b0\u1ee3c h\u1ecdc ng\u01b0\u1eddi \u00dac &#8211; Howard Florey v\u00e0 nh\u00f3m c\u1ee7a \u00f4ng, c\u00f9ng c\u00e1c nh\u00e0 h\u00f3a h\u1ecdc kh\u00e1c m\u1edbi t\u00ecm ra ph\u01b0\u01a1ng ph\u00e1p \u1ee9ng d\u1ee5ng penicillin v\u00e0o cu\u1ed9c s\u1ed1ng.<\/p>\n<p>Th\u1eddi \u0111i\u1ec3m \u0111\u00f3, khi chi\u1ebfn tranh th\u1ebf gi\u1edbi II \u0111ang ho\u00e0nh h\u00e0nh, c\u00e1c thi\u1ebft b\u1ecb khoa h\u1ecdc k\u1ef9 thu\u1eadt \u0111\u00e3 c\u00f3 \u0111\u1ea7y \u0111\u1ee7. Do \u0111\u00f3, nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 cho s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t penicillin v\u00e0 mang n\u00f3 ra chi\u1ebfn tr\u01b0\u1eddng.<\/p>\n<p>Kh\u00f4ng qu\u00e1 ng\u1ea1c nhi\u00ean khi c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n th\u00f4ng l\u00fac b\u1ea5y gi\u1edd, \u0111\u00e3 v\u00f4 c\u00f9ng vui m\u1eebng v\u1ec1 lo\u1ea1i \u201cth\u1ea7n d\u01b0\u1ee3c\u201d m\u1edbi. Tuy nhi\u00ean, Florey c\u00f9ng c\u1ed9ng s\u1ef1 c\u1ee7a \u00f4ng kh\u00e1 nh\u00fat nh\u00e1t tr\u01b0\u1edbc c\u00f4ng ch\u00fang. Ch\u00ednh v\u00ec th\u1ebf, ng\u00e0y nay m\u1ed7i khi nh\u1eafc \u0111\u1ebfn penicillin, ng\u01b0\u1eddi ta th\u01b0\u1eddng ngh\u0129 nhi\u1ec1u \u0111\u1ebfn c\u00e1i t\u00ean Fleming.<\/p>\n<p><strong>2. Quy tr\u00ecnh Haber &#8211; Bosch<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3289\" src=\"http:\/\/ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055695_Haber-Bosch_tinhte.jpg\" alt=\"\" width=\"550\" height=\"330\" srcset=\"https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055695_Haber-Bosch_tinhte.jpg 550w, https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055695_Haber-Bosch_tinhte-300x180.jpg 300w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><br \/>\nAmoniac \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t theo quy tr\u00ecnh Haber &#8211; Bosch c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ph\u00e2n b\u00f3n c\u00e2y tr\u1ed3ng.\u200b<\/p>\n<p>Nit\u01a1 kh\u00f4ng nh\u1eefng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh sinh h\u00f3a c\u1ee7a m\u1ecdi sinh v\u1eadt, n\u00f3 c\u00f2n l\u00e0 lo\u1ea1i kh\u00ed ph\u1ed5 bi\u1ebfn nh\u1ea5t trong b\u1ea7u kh\u00ed quy\u1ec3n c\u1ee7a ch\u00fang ta. Tuy v\u1eady, th\u1ef1c v\u1eadt tr\u00ean Tr\u00e1i \u0110\u1ea5t kh\u00f4ng th\u1ec3 ti\u1ebfp nh\u1eadn ch\u1ea5t h\u00f3a h\u1ecdc n\u00e0y m\u1ed9t c\u00e1ch tr\u1ef1c ti\u1ebfp. \u0110\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 h\u1ea1n ch\u1ebf l\u1edbn nh\u1ea5t c\u1ee7a n\u00f4ng nghi\u1ec7p l\u00fac b\u1ea5y gi\u1edd.<\/p>\n<p>N\u0103m 1910, hai nh\u00e0 h\u00f3a h\u1ecdc ng\u01b0\u1eddi \u0110\u1ee9c l\u00e0 Fritz Haber v\u00e0 Carl Bosch \u0111\u00e3 thay \u0111\u1ed5i t\u1ea5t c\u1ea3, khi h\u1ecd t\u00ecm ra c\u00e1ch k\u1ebft h\u1ee3p nit\u01a1 v\u00e0 hydro th\u00e0nh amoniac. Ph\u00e1t minh n\u00e0y \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng v\u00e0o ph\u01b0\u01a1ng ph\u00e1p b\u00f3n ph\u00e2n cho c\u00e2y tr\u1ed3ng ng\u00e0y nay.<\/p>\n<p>C\u00f3 kho\u1ea3ng 80% nit\u01a1 trong c\u01a1 th\u1ec3 ch\u00fang ta xu\u1ea5t ph\u00e1t t\u1eeb quy tr\u00ecnh Haber &#8211; Bosch, v\u00e0 \u0111\u00f3 c\u00f3 l\u1ebd l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t d\u1eabn \u0111\u1ebfn s\u1ef1 b\u00f9ng n\u1ed5 d\u00e2n s\u1ed1 trong v\u00f2ng 100 n\u0103m qua. C\u00e2y tr\u1ed3ng ng\u00e0y c\u00e0ng ph\u00e1t tri\u1ec3n, l\u01b0\u1ee3ng th\u1ef1c ph\u1ea9m d\u1ed3i d\u00e0o \u0111\u00e3 khi\u1ebfn t\u1ed1c \u0111\u1ed9 sinh s\u1ea3n c\u1ee7a con ng\u01b0\u1eddi \u0111\u1ea9y m\u1ea1nh. N\u1ebfu d\u00e2n s\u1ed1 th\u1ebf gi\u1edbi n\u0103m 1900 l\u00e0 1,6 t\u1ef7 ng\u01b0\u1eddi th\u00ec \u0111\u1ebfn nay \u0111\u00e3 h\u01a1n 7 t\u1ef7.<\/p>\n<p><strong>3. Nh\u1ef1a Polyethylene &#8211; ph\u00e1t minh t\u00ecnh c\u1edd<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3292\" src=\"http:\/\/ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055698_Polyetilen_tinhte.jpg\" alt=\"\" width=\"550\" height=\"367\" srcset=\"https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055698_Polyetilen_tinhte.jpg 550w, https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055698_Polyetilen_tinhte-300x200.jpg 300w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><\/p>\n<p>R\u1ea5t nhi\u1ec1u s\u1ea3n ph\u1ea9m ch\u00fang ta s\u1eed d\u1ee5ng ng\u00e0y nay \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb nh\u1ef1a. H\u00e0ng n\u0103m, c\u00f3 \u0111\u1ebfn 80 tri\u1ec7u t\u1ea5n Polyethylene \u0111\u01b0\u1ee3c ra l\u00f2, v\u00e0 \u0111\u00f3 l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a hai ph\u00e1t hi\u1ec7n t\u00ecnh c\u1edd.<\/p>\n<p>\u0110\u1ea7u ti\u00ean, v\u00e0o n\u0103m 1898, nh\u00e0 h\u00f3a h\u1ecdc ng\u01b0\u1eddi \u0110\u1ee9c &#8211; Hans von Pechmann trong qu\u00e1 tr\u00ecnh l\u00e0m th\u00ed nghi\u1ec7m nh\u1eadn th\u1ea5y s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a m\u1ed9t ch\u1ea5t s\u00e1p \u1edf \u0111\u00e1y \u1ed1ng nghi\u1ec7m. C\u00f9ng v\u1edbi c\u00e1c \u0111\u1ed3ng nghi\u1ec7p c\u1ee7a m\u00ecnh, \u00f4ng \u0111\u00e3 ph\u00e2n t\u00edch v\u00e0 ph\u00e1t hi\u1ec7n \u201cch\u1ea5t l\u1ea1\u201d \u0111\u00f3 \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh t\u1eeb c\u00e1c chu\u1ed7i ph\u00e2n t\u1eed r\u1ea5t d\u00e0i m\u00e0 h\u1ecd g\u1ecdi \u0111\u00f3 l\u00e0 polymethylene.<\/p>\n<p>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p sau \u0111\u00f3 \u0111\u01b0\u1ee3c h\u1ecd s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra nh\u1ef1a kh\u00f4ng th\u1ef1c s\u1ef1 thi\u1ebft th\u1ef1c. V\u00e0 c\u0169ng nh\u01b0 c\u00e2u chuy\u1ec7n c\u1ee7a penicillin, kh\u00f4ng c\u00f3 ti\u1ebfn b\u1ed9 n\u00e0o \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong su\u1ed1t th\u1eddi gian d\u00e0i. \u0110\u1ebfn n\u0103m 1933, m\u1ed9t c\u00f4ng th\u1ee9c ho\u00e0n to\u00e0n kh\u00e1c t\u1ed5ng h\u1ee3p Polyethylene ra \u0111\u1eddi.<\/p>\n<p>C\u00e1c chuy\u00ean gia t\u1ea1i c\u00f4ng ty h\u00f3a ch\u1ea5t ICI (hi\u1ec7n kh\u00f4ng c\u00f2n t\u1ed3n t\u1ea1i) th\u1ef1c hi\u1ec7n c\u00e1c ph\u1ea3n \u1ee9ng \u1edf \u00e1p su\u1ea5t cao v\u00e0 v\u00f4 t\u00ecnh ph\u00e1t hi\u1ec7n m\u1ed9t lo\u1ea1i ch\u1ea5t s\u00e1p, t\u01b0\u01a1ng t\u1ef1 th\u1ee9 m\u00e0 von Pechmann t\u1eebng b\u1eaft g\u1eb7p.<\/p>\n<p>L\u00fac \u0111\u1ea7u, h\u1ecd th\u1ea5t b\u1ea1i trong vi\u1ec7c t\u00e1i t\u1ea1o nh\u1eefng g\u00ec m\u00ecnh th\u1ea5y \u0111\u01b0\u1ee3c, cho \u0111\u1ebfn khi h\u1ecd \u0111\u1ec3 oxy r\u00f2 r\u1ec9 v\u00e0o h\u1ec7 th\u1ed1ng. Hai n\u0103m sau, ICI \u0111\u00e3 bi\u1ebfn ph\u00e1t hi\u1ec7n t\u00ecnh c\u1edd n\u00e0y th\u00e0nh m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7u qu\u1ea3 cho vi\u1ec7c s\u1ea3n xu\u1ea5t nh\u1ef1a, v\u00e0 \u00e1p d\u1ee5ng m\u00e3i \u0111\u1ebfn b\u00e2y gi\u1edd.<\/p>\n<p><strong>4. Thu\u1ed1c tr\u00e1nh thai v\u00e0 khoai lang Mexico<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3293\" src=\"http:\/\/ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055699_yam_tinhte.jpg\" alt=\"\" width=\"550\" height=\"413\" srcset=\"https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055699_yam_tinhte.jpg 550w, https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055699_yam_tinhte-300x225.jpg 300w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><br \/>\n\u00cdt ai ng\u1edd khoai lang Mexico l\u1ea1i l\u00e0 ngu\u1ed3n cung c\u1ea5p progesterone.\u200b<\/p>\n<p>N\u0103m 1930, c\u00e1c b\u00e1c s\u0129 \u0111\u00e3 nh\u00ecn nh\u1eadn ti\u1ec1m n\u0103ng c\u1ee7a li\u1ec7u ph\u00e1p hormone, trong vi\u1ec7c \u0111i\u1ec1u tr\u1ecb m\u1ed9t s\u1ed1 b\u1ec7nh nh\u01b0 ung th\u01b0, r\u1ed1i lo\u1ea1n kinh nguy\u1ec7t v\u00e0 tr\u00e1nh thai. Tuy nhi\u00ean khi ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0a ra \u0111\u1ec1u kh\u00f4ng mang l\u1ea1i hi\u1ec7u qu\u1ea3.<\/p>\n<p>Progesteron &#8211; lo\u1ea1i hormone \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn thai k\u1ef3 c\u1ee7a ph\u1ee5 n\u1eef, v\u00e0o th\u1eddi \u0111i\u1ec3m \u0111\u00f3 \u0111\u01b0\u1ee3c b\u00e1n v\u1edbi gi\u00e1 1.000 USD m\u1ed7i gram. Trong khi hi\u1ec7n nay, m\u1ed9t l\u01b0\u1ee3ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c mua ch\u1ec9 v\u1edbi v\u00e0i USD.<\/p>\n<p>Russel Marker &#8211; gi\u00e1o s\u01b0 ng\u00e0nh h\u00f3a h\u1ecdc h\u1eefu c\u01a1 t\u1ea1i \u0110\u1ea1i h\u1ecdc Pennsylvania, \u0111\u00e3 c\u1eaft gi\u1ea3m chi ph\u00ed s\u1ea3n xu\u1ea5t progesterone b\u1edfi m\u1ed9t kh\u00e1m ph\u00e1 v\u00f4 c\u00f9ng \u0111\u1eb7c bi\u1ec7t. \u00d4ng v\u00f4 t\u00ecnh ph\u00e1t hi\u1ec7n trong khoai lang Mexico, ch\u1ee9a m\u1ed9t l\u01b0\u1ee3ng nh\u1ea5t \u0111\u1ecbnh hormone n\u00f3i tr\u00ean &#8211; v\u1ed1n c\u1ef1c k\u1ef3 \u0111\u1eaft \u0111\u1ecf l\u00fac b\u1ea5y gi\u1edd.<\/p>\n<p>T\u1eeb lo\u1ea1i c\u1ee7 n\u00e0y, \u00f4ng c\u00f4 l\u1eadp m\u1ed9t h\u1ee3p ch\u1ea5t m\u00e0 ch\u1ec9 m\u1ea5t m\u1ed9t b\u01b0\u1edbc \u0111\u01a1n gi\u1ea3n \u0111\u00e3 c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i th\u00e0nh progesterone, \u0111\u1ec3 d\u00f9ng cho nh\u1eefng vi\u00ean thu\u1ed1c tr\u00e1nh thai \u0111\u1ea7u ti\u00ean.<\/p>\n<p><strong>5. M\u00e0n h\u00ecnh m\u00e0 b\u1ea1n \u0111ang s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ecdc b\u00e0i vi\u1ebft n\u00e0y<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3290\" src=\"http:\/\/ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055696_LCD_tinhte.jpg\" alt=\"\" width=\"550\" height=\"369\" srcset=\"https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055696_LCD_tinhte.jpg 550w, https:\/\/casta.ttud.com.vn\/wp-content\/uploads\/2017\/09\/3055696_LCD_tinhte-300x201.jpg 300w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><\/p>\n<p>Th\u1eadt \u0111\u00e1ng ng\u1ea1c nhi\u00ean khi k\u1ebf ho\u1ea1ch ph\u00e1t tri\u1ec3n m\u1ed9t chi\u1ebfc TV m\u1ecfng, m\u00e0n h\u00ecnh m\u00e0u \u0111\u00e3 \u0111\u01b0\u1ee3c tri\u1ec3n khai t\u1eeb cu\u1ed1i nh\u1eefng n\u0103m 1960. Khi \u1ea5y, B\u1ed9 Qu\u1ed1c ph\u00f2ng Anh ra quy\u1ebft \u0111\u1ecbnh cho c\u00e1c nh\u00e0 khoa h\u1ecdc, r\u1eb1ng h\u1ecd mu\u1ed1n t\u1ea1o ra lo\u1ea1i m\u00e0n h\u00ecnh m\u1ecfng, thay th\u1ebf cho lo\u1ea1i c\u1ed3ng k\u1ec1nh \u0111\u01b0\u1ee3c d\u00f9ng trong nh\u1eefng chi\u1ebfc xe qu\u00e2n s\u1ef1.<\/p>\n<p>V\u1ea5n \u0111\u1ec1 \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft d\u1ef1a tr\u00ean \u00fd t\u01b0\u1edfng t\u1ea1o ra m\u00e0n h\u00ecnh tinh th\u1ec3 l\u1ecfng. C\u00e1c chuy\u00ean gia bi\u1ebft r\u1eb1ng m\u00e0n h\u00ecnh tinh th\u1ec3 l\u1ecfng (LCD) c\u00f3 th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c, nh\u01b0ng tr\u1edf ng\u1ea1i l\u00e0 n\u00f3 ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n<p>N\u0103m 1970, gi\u00e1o s\u01b0 George Gray t\u1ea1i \u0110\u1ea1i h\u1ecdc Hull \u0111\u00e3 ngh\u0129 ra m\u1ed9t bi\u1ec7n ph\u00e1p gi\u00fap m\u00e0n h\u00ecnh LCD v\u1eadn h\u00e0nh \u1edf nhi\u1ec7t \u0111\u1ed9 m\u00e1t m\u1ebb h\u01a1n. \u00d4ng l\u00e0m \u0111\u01b0\u1ee3c \u0111i\u1ec1u \u0111\u00f3 b\u1eb1ng c\u00e1ch ph\u00e1t minh ra m\u1ed9t ph\u00e2n t\u1eed \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 5CB.<\/p>\n<p>Giai \u0111o\u1ea1n cu\u1ed1i nh\u1eefng n\u0103m 1970 &#8211; \u0111\u1ea7u nh\u1eefng n\u0103m 1980, 90% m\u00e0n h\u00ecnh LCD tr\u00ean th\u1ebf gi\u1edbi ch\u1ee9a 5CB v\u00e0 b\u1ea1n v\u1eabn s\u1ebd t\u00ecm th\u1ea5y th\u1ee9 n\u00e0y trong m\u00e0n h\u00ecnh \u0111\u1ed3ng h\u1ed3 ho\u1eb7c m\u00e1y t\u00ednh b\u1ecf t\u00fai. \u0110i\u1ec7n tho\u1ea1i, m\u00e1y t\u00ednh c\u00e1 nh\u00e2n v\u00e0 TV ng\u00e0y nay c\u0169ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng k\u1ef9 thu\u1eadt n\u00e0y.<\/p>\n<p style=\"text-align: right;\">Ngu\u1ed3n tinhte.vn<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c cu\u1ed9c s\u1ed1ng v\u0103n minh nh\u01b0 ng\u00e0y nay, r\u1ea5t nhi\u1ec1u nh\u00e0 khoa h\u1ecdc tr\u00ean th\u1ebf gi\u1edbi \u0111\u00e3 ph\u1ea3i d\u00e0nh c\u1ea3 cu\u1ed9c \u0111\u1eddi m\u00ecnh \u0111\u1ec3 nghi\u00ean c\u1ee9u. C\u00f3 nh\u1eefng ph\u00e1t minh th\u1eadt t\u00ecnh c\u1edd, v\u00e0 c\u0169ng c\u00f3 nh\u1eefng th\u1ee9 \u0111\u1ebfn h\u00e0ng ch\u1ee5c n\u0103m m\u1edbi t\u00ecm ra. D\u01b0\u1edbi \u0111\u00e2y 5 ph\u00e1t minh &#8230;<\/p>\n","protected":false},"author":17,"featured_media":3294,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-3288","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\/3288","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\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=3288"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/3288\/revisions"}],"predecessor-version":[{"id":3295,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/3288\/revisions\/3295"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/3294"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=3288"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=3288"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=3288"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}