{"id":129092,"date":"2023-09-22T14:44:11","date_gmt":"2023-09-22T06:44:11","guid":{"rendered":"https:\/\/www.alpapowder.com\/129092\/"},"modified":"2023-09-22T14:44:12","modified_gmt":"2023-09-22T06:44:12","slug":"8-loai-bot-gom-su-duoc-ua-chuong-nhat-hien-nay","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/129092\/","title":{"rendered":"8 lo\u1ea1i b\u1ed9t g\u1ed1m s\u1ee9 \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng nh\u1ea5t hi\u1ec7n nay"},"content":{"rendered":"
<\/p>\n
G\u1ed1m s\u1ee9 ti\u00ean ti\u1ebfn c\u00f3 c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1, \u00e2m, quang, nhi\u1ec7t, \u0111i\u1ec7n, sinh h\u1ecdc v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh kh\u00e1c tuy\u1ec7t v\u1eddi v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c nh\u00ecn th\u1ea5y \u1edf m\u1ecdi n\u01a1i trong c\u00e1c l\u0129nh v\u1ef1c c\u00f4ng ngh\u1ec7 cao c\u1ea5p nh\u01b0 h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, th\u00f4ng tin \u0111i\u1ec7n t\u1eed, y sinh v\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb cao c\u1ea5p. C\u00f3 nhi\u1ec1u lo\u1ea1i g\u1ed1m s\u1ee9, v\u00e0 g\u1ed1m s\u1ee9 v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c nhau c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m ri\u00eang, ch\u1eb3ng h\u1ea1n nh\u01b0 kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a c\u1ee7a g\u1ed1m alumina, \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n \u0111i\u1ec7n cao c\u1ee7a g\u1ed1m silicon<\/a> nitride, \u0111\u1ed9 d\u1ebbo dai v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch sinh h\u1ecdc cao c\u1ee7a g\u1ed1m s\u1ee9 zirconia, v.v.<\/p>\n <\/p>\n Alumina c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao<\/p>\n Alumina c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 \u0111\u1ed9 tinh khi\u1ebft cao, \u0111\u1ed9 c\u1ee9ng cao, \u0111\u1ed9 b\u1ec1n cao, ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao, ch\u1ed1ng m\u00e0i m\u00f2n, c\u00e1ch nhi\u1ec7t t\u1ed1t, t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc \u1ed5n \u0111\u1ecbnh, hi\u1ec7u su\u1ea5t co ng\u00f3t \u1edf nhi\u1ec7t \u0111\u1ed9 cao v\u1eeba ph\u1ea3i, v.v. N\u00f3 c\u00f3 \u0111\u1eb7c t\u00ednh thi\u00eau k\u1ebft t\u1ed1t v\u00e0 kh\u00f4ng th\u1ec3 so s\u00e1nh v\u1edbi alumina th\u00f4ng th\u01b0\u1eddng b\u1ed9t. V\u1edbi c\u00e1c \u0111\u1eb7c t\u00ednh quang, \u0111i\u1ec7n, t\u1eeb, nhi\u1ec7t v\u00e0 c\u01a1, n\u00f3 l\u00e0 m\u1ed9t trong nh\u1eefng v\u1eadt li\u1ec7u cao c\u1ea5p c\u00f3 gi\u00e1 tr\u1ecb gia t\u0103ng cao nh\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t trong c\u00e1c h\u00f3a ch\u1ea5t hi\u1ec7n \u0111\u1ea1i. L\u00e0 m\u1ed9t lo\u1ea1i s\u1ea3n ph\u1ea9m alumina hi\u1ec7u su\u1ea5t cao, alumina c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng ngh\u1ec7 cao v\u00e0 ti\u00ean ti\u1ebfn nh\u01b0 v\u1eadt li\u1ec7u hu\u1ef3nh quang, g\u1ed1m s\u1ee9 trong su\u1ed1t, thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed, n\u0103ng l\u01b0\u1ee3ng m\u1edbi, v\u1eadt li\u1ec7u x\u00fac t\u00e1c v\u00e0 v\u1eadt li\u1ec7u h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5.<\/p>\n <\/p>\n Boehmite<\/p>\n Boehmite ch\u1ee9a n\u01b0\u1edbc tinh th\u1ec3 c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc \u03b3-Al2O3\u00b7H2O ho\u1eb7c \u03b3-AlOOH, l\u00e0 m\u1ed9t lo\u1ea1i nh\u00f4m oxit hydrat.<\/p>\n <\/p>\n Nh\u00f4m nitrat<\/p>\n D\u1ef1a tr\u00ean s\u1ef1 ph\u00e1t tri\u1ec3n hi\u1ec7n nay c\u1ee7a chip \u0111i\u1ec7n t\u1eed c\u00f3 hi\u1ec7u su\u1ea5t to\u00e0n di\u1ec7n ng\u00e0y c\u00e0ng cao h\u01a1n v\u00e0 k\u00edch th\u01b0\u1edbc t\u1ed5ng th\u1ec3 ng\u00e0y c\u00e0ng nh\u1ecf h\u01a1n, m\u1eadt \u0111\u1ed9 d\u00f2ng nhi\u1ec7t hi\u1ec3n th\u1ecb trong qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c c\u1ee7a chip \u0111i\u1ec7n t\u1eed c\u0169ng t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3. Do \u0111\u00f3, vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u v\u00e0 quy tr\u00ecnh \u0111\u00f3ng g\u00f3i ph\u00f9 h\u1ee3p c\u0169ng nh\u01b0 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t c\u1ee7a thi\u1ebft b\u1ecb \u0111\u00e3 tr\u1edf th\u00e0nh nh\u1eefng tr\u1edf ng\u1ea1i k\u1ef9 thu\u1eadt trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n. B\u1ea3n th\u00e2n v\u1eadt li\u1ec7u g\u1ed1m s\u1ee9 c\u00f3 c\u00e1c \u0111\u1eb7c t\u00ednh nh\u01b0 \u0111\u1ed9 d\u1eabn nhi\u1ec7t cao, kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t t\u1ed1t, c\u00e1ch nhi\u1ec7t cao, \u0111\u1ed9 b\u1ec1n cao v\u00e0 kh\u1ea3 n\u0103ng k\u1ebft h\u1ee3p nhi\u1ec7t v\u1edbi v\u1eadt li\u1ec7u chip n\u00ean r\u1ea5t th\u00edch h\u1ee3p l\u00e0m ch\u1ea5t n\u1ec1n \u0111\u00f3ng g\u00f3i thi\u1ebft b\u1ecb \u0111i\u1ec7n.<\/p>\n <\/p>\n