{"id":135883,"date":"2025-05-21T11:12:52","date_gmt":"2025-05-21T03:12:52","guid":{"rendered":"https:\/\/www.alpapowder.com\/135883\/"},"modified":"2025-05-21T11:12:53","modified_gmt":"2025-05-21T03:12:53","slug":"ung-dung-che-tao-bot-dua-tren-cong-nghe-plasma-nhiet-trong-vat-lieu-quan-ly-nhiet","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/135883\/","title":{"rendered":"\u1ee8ng d\u1ee5ng ch\u1ebf t\u1ea1o b\u1ed9t d\u1ef1a tr\u00ean c\u00f4ng ngh\u1ec7 plasma nhi\u1ec7t trong v\u1eadt li\u1ec7u qu\u1ea3n l\u00fd nhi\u1ec7t"},"content":{"rendered":"

\"\"<\/p>\n

Vi\u1ec7c thu nh\u1ecf v\u00e0 t\u00edch h\u1ee3p c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed \u0111\u01b0a ra y\u00eau c\u1ea7u t\u1ea3n nhi\u1ec7t cao h\u01a1n \u0111\u1ed1i v\u1edbi v\u1eadt li\u1ec7u qu\u1ea3n l\u00fd nhi\u1ec7t g\u1ed1c polyme. Vi\u1ec7c ph\u00e1t tri\u1ec3n c\u00e1c ch\u1ea5t \u0111\u1ed9n d\u1eabn nhi\u1ec7t cao m\u1edbi \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c \u0111\u01b0\u1eddng d\u1eabn nhi\u1ec7t hi\u1ec7u qu\u1ea3 l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c v\u1eadt li\u1ec7u qu\u1ea3n l\u00fd nhi\u1ec7t hi\u1ec7u su\u1ea5t cao.<\/p>\n

C\u00f4ng ngh\u1ec7 plasma nhi\u1ec7t c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m l\u1edbn trong vi\u1ec7c ch\u1ebf t\u1ea1o b\u1ed9t h\u00ecnh c\u1ea7u c\u00f3 k\u00edch th\u01b0\u1edbc nano v\u00e0 micron, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ed9t silicon<\/a> h\u00ecnh c\u1ea7u v\u00e0 b\u1ed9t alumina, do nhi\u1ec7t \u0111\u1ed9 cao, b\u1ea7u kh\u00f4ng kh\u00ed ph\u1ea3n \u1ee9ng c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t, m\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng cao v\u00e0 \u00f4 nhi\u1ec5m th\u1ea5p.<\/p>\n

C\u00f4ng ngh\u1ec7 plasma nhi\u1ec7t<\/p>\n

Plasma l\u00e0 tr\u1ea1ng th\u00e1i th\u1ee9 t\u01b0 c\u1ee7a v\u1eadt ch\u1ea5t ngo\u00e0i r\u1eafn, l\u1ecfng v\u00e0 kh\u00ed. N\u00f3 l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p trung h\u00f2a v\u1ec1 \u0111i\u1ec7n t\u1ed5ng th\u1ec3 bao g\u1ed3m c\u00e1c electron, cation v\u00e0 c\u00e1c h\u1ea1t trung h\u00f2a. Theo nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u00e1c h\u1ea1t n\u1eb7ng trong plasma, plasma c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i: plasma n\u00f3ng v\u00e0 plasma l\u1ea1nh.<\/p>\n

Nhi\u1ec7t \u0111\u1ed9 c\u1ee7a c\u00e1c ion n\u1eb7ng trong plasma n\u00f3ng c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi 3\u00d7103 \u0111\u1ebfn 3\u00d7104K, v\u1ec1 c\u01a1 b\u1ea3n \u0111\u1ea1t \u0111\u1ebfn tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng nhi\u1ec7t \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u1ee5c b\u1ed9. \u1ede tr\u1ea1ng th\u00e1i n\u00e0y, plasma nhi\u1ec7t c\u00f3 m\u1ed1i quan h\u1ec7 sau: nhi\u1ec7t \u0111\u1ed9 electron Te = nhi\u1ec7t \u0111\u1ed9 plasma Th = nhi\u1ec7t \u0111\u1ed9 k\u00edch th\u00edch Tex = nhi\u1ec7t \u0111\u1ed9 ph\u1ea3n \u1ee9ng ion h\u00f3a Treac, do \u0111\u00f3 plasma nhi\u1ec7t c\u00f3 nhi\u1ec7t \u0111\u1ed9 nhi\u1ec7t \u0111\u1ed9ng \u0111\u1ed3ng \u0111\u1ec1u.<\/p>\n

Chu\u1ea9n b\u1ecb b\u1ed9t h\u00ecnh c\u1ea7u b\u1eb1ng plasma<\/p>\n

D\u1ef1a tr\u00ean \u0111\u1eb7c \u0111i\u1ec3m nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 t\u1ed1c \u0111\u1ed9 l\u00e0m m\u00e1t nhanh c\u1ee7a plasma nhi\u1ec7t t\u1ea7n s\u1ed1 cao, c\u00f4ng ngh\u1ec7 l\u1eafng \u0111\u1ecdng h\u01a1i v\u1eadt l\u00fd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 chu\u1ea9n b\u1ecb b\u1ed9t nano.<\/p>\n

C\u00f3 hai c\u00e1ch ch\u00ednh \u0111\u1ec3 chu\u1ea9n b\u1ecb b\u1ed9t h\u00ecnh c\u1ea7u b\u1eb1ng plasma.<\/p>\n

M\u1ed9t l\u00e0 \u0111\u01b0a b\u1ed9t nguy\u00ean li\u1ec7u c\u00f3 h\u00ecnh d\u1ea1ng kh\u00f4ng \u0111\u1ec1u v\u00e0 k\u00edch th\u01b0\u1edbc l\u1edbn v\u00e0o h\u1ed3 quang nhi\u1ec7t \u0111\u1ed9 cao c\u1ee7a plasma nhi\u1ec7t v\u00e0 s\u1eed d\u1ee5ng m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao do plasma nhi\u1ec7t t\u1ea1o ra \u0111\u1ec3 nhanh ch\u00f3ng l\u00e0m n\u00f3ng v\u00e0 l\u00e0m tan ch\u1ea3y c\u00e1c h\u1ea1t nguy\u00ean li\u1ec7u (ho\u1eb7c l\u00e0m tan ch\u1ea3y b\u1ec1 m\u1eb7t). Do s\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t, b\u1ed9t n\u00f3ng ch\u1ea3y t\u1ea1o th\u00e0nh h\u00ecnh c\u1ea7u v\u00e0 \u0111\u00f4ng \u0111\u1eb7c \u1edf t\u1ed1c \u0111\u1ed9 l\u00e0m m\u00e1t ph\u00f9 h\u1ee3p \u0111\u1ec3 thu \u0111\u01b0\u1ee3c b\u1ed9t h\u00ecnh c\u1ea7u. Th\u1ee9 hai l\u00e0 s\u1eed d\u1ee5ng b\u1ed9t kh\u00f4ng \u0111\u1ec1u ho\u1eb7c ti\u1ec1n ch\u1ea5t l\u00e0m nguy\u00ean li\u1ec7u v\u00e0 plasma nhi\u1ec7t l\u00e0m ngu\u1ed3n nhi\u1ec7t \u0111\u1ed9 cao. Nguy\u00ean li\u1ec7u ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c h\u1ea1t ho\u1ea1t \u0111\u1ed9ng b\u00ean trong v\u00e0 \u0111\u01b0\u1ee3c l\u00e0m m\u00e1t nhanh ch\u00f3ng v\u00e0 l\u1eafng \u0111\u1ecdng \u0111\u1ec3 t\u1ea1o ra v\u1eadt li\u1ec7u b\u1ed9t l\u00fd t\u01b0\u1edfng.<\/p>\n

T\u1eadn d\u1ee5ng \u0111\u1eb7c \u0111i\u1ec3m nhi\u1ec7t \u0111\u1ed9 cao, n\u0103ng l\u01b0\u1ee3ng cao, kh\u00ed quy\u1ec3n c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t v\u00e0 kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m plasma nhi\u1ec7t, b\u1ed9t h\u00ecnh c\u1ea7u c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao, \u0111\u1ed9 c\u1ea7u cao v\u00e0 k\u00edch th\u01b0\u1edbc kh\u00e1c nhau c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o b\u1eb1ng c\u00e1ch ki\u1ec3m so\u00e1t c\u00e1c th\u00f4ng s\u1ed1 trong qu\u00e1 tr\u00ecnh ch\u1ebf t\u1ea1o nh\u01b0 c\u1ea5p li\u1ec7u, t\u1ed1c \u0111\u1ed9 l\u00e0m m\u00e1t v\u00e0 c\u00f4ng su\u1ea5t plasma. Do \u0111\u00f3, vi\u1ec7c s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 plasma \u0111\u1ec3 ch\u1ebf t\u1ea1o b\u1ed9t h\u00ecnh c\u1ea7u ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c l\u0129nh v\u1ef1c n\u0103ng l\u01b0\u1ee3ng, h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c.<\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00f4ng ngh\u1ec7 plasma nhi\u1ec7t c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m l\u1edbn trong vi\u1ec7c ch\u1ebf t\u1ea1o b\u1ed9t h\u00ecnh c\u1ea7u c\u00f3 k\u00edch th\u01b0\u1edbc nano v\u00e0 micron, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u1ed9t silicon h\u00ecnh c\u1ea7u v\u00e0 b\u1ed9t alumina, do nhi\u1ec7t \u0111\u1ed9 cao, m\u00f4i tr\u01b0\u1eddng ph\u1ea3n \u1ee9ng c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t \u0111\u01b0\u1ee3c, m\u1eadt \u0111\u1ed9 n\u0103ng l\u01b0\u1ee3ng cao v\u00e0 \u00edt \u00f4 nhi\u1ec5m.<\/p>\n","protected":false},"author":7,"featured_media":135846,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-135883","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\/135883","targetHints":{"allow":["GET"]}}],"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=135883"}],"version-history":[{"count":1,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/135883\/revisions"}],"predecessor-version":[{"id":135884,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/135883\/revisions\/135884"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/135846"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=135883"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=135883"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=135883"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}