{"id":55394,"date":"2022-05-25T19:20:36","date_gmt":"2022-05-26T00:20:36","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/applications-of-piezoelectric-crystals\/"},"modified":"2025-01-21T07:05:47","modified_gmt":"2025-01-21T12:05:47","slug":"applications-of-piezoelectric-crystals","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/applications-of-piezoelectric-crystals\/","title":{"rendered":"\u1ee8ng d\u1ee5ng \u0111a d\u1ea1ng c\u1ee7a tinh th\u1ec3 \u00e1p \u0111i\u1ec7n"},"content":{"rendered":"

Tinh th\u1ec3 \u00e1p \u0111i\u1ec7n l\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u \u0111\u1eb7c bi\u1ec7t c\u00f3 kh\u1ea3 n\u0103ng chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc th\u00e0nh n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. Kh\u1ea3 n\u0103ng \u0111\u1ed9c \u0111\u00e1o n\u00e0y \u0111\u00e3 m\u1edf ra c\u00e1nh c\u1eeda cho v\u00f4 s\u1ed1 \u1ee9ng d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c, t\u1eeb \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y \u0111\u1ebfn c\u00f4ng ngh\u1ec7 cao c\u1ea5p. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111i s\u00e2u v\u00e0o kh\u00e1m ph\u00e1 nh\u1eefng \u1ee9ng d\u1ee5ng \u0111a d\u1ea1ng v\u00e0 ti\u1ec1m n\u0103ng c\u1ee7a tinh th\u1ec3 \u00e1p \u0111i\u1ec7n.<\/p>\n

\u1ee8ng d\u1ee5ng trong \u0110\u1eddi s\u1ed1ng H\u00e0ng ng\u00e0y<\/h3>\n

Tinh th\u1ec3 \u00e1p \u0111i\u1ec7n hi\u1ec7n di\u1ec7n trong nhi\u1ec1u thi\u1ebft b\u1ecb quen thu\u1ed9c m\u00e0 ch\u00fang ta s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y. V\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh l\u00e0 b\u1eadt l\u1eeda gas, s\u1eed d\u1ee5ng l\u1ef1c c\u01a1 h\u1ecdc t\u00e1c \u0111\u1ed9ng l\u00ean tinh th\u1ec3 \u0111\u1ec3 t\u1ea1o ra tia l\u1eeda \u0111i\u1ec7n. Ngo\u00e0i ra, ch\u00fang c\u00f2n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong loa \u0111i\u1ec7n tho\u1ea1i, microphone, v\u00e0 m\u1ed9t s\u1ed1 lo\u1ea1i \u0111\u1ed3ng h\u1ed3 th\u1ea1ch anh.<\/p>\n

\u1ee8ng d\u1ee5ng trong Y t\u1ebf<\/h3>\n

Trong l\u0129nh v\u1ef1c y t\u1ebf, tinh th\u1ec3 \u00e1p \u0111i\u1ec7n \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong c\u00e1c thi\u1ebft b\u1ecb si\u00eau \u00e2m. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra s\u00f3ng si\u00eau \u00e2m, cho ph\u00e9p h\u00ecnh \u1ea3nh h\u00f3a c\u00e1c c\u01a1 quan n\u1ed9i t\u1ea1ng, theo d\u00f5i s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a thai nhi, v\u00e0 ch\u1ea9n \u0111o\u00e1n c\u00e1c b\u1ec7nh l\u00fd. M\u1ed9t \u1ee9ng d\u1ee5ng kh\u00e1c l\u00e0 trong c\u00e1c thi\u1ebft b\u1ecb ph\u1eabu thu\u1eadt si\u00eau \u00e2m, s\u1eed d\u1ee5ng s\u00f3ng si\u00eau \u00e2m c\u01b0\u1eddng \u0111\u1ed9 cao \u0111\u1ec3 c\u1eaft, \u0111\u1ed1t, v\u00e0 h\u00e0n m\u00f4 m\u00e0 kh\u00f4ng c\u1ea7n ph\u1eabu thu\u1eadt x\u00e2m l\u1ea5n.<\/p>\n

\u1ee8ng d\u1ee5ng trong C\u00f4ng nghi\u1ec7p<\/h3>\n

Tinh th\u1ec3 \u00e1p \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c c\u1ea3m bi\u1ebfn c\u00f4ng nghi\u1ec7p \u0111\u1ec3 \u0111o \u00e1p su\u1ea5t, l\u1ef1c, gia t\u1ed1c, v\u00e0 bi\u1ebfn d\u1ea1ng. Ch\u00fang c\u00f3 \u0111\u1ed9 nh\u1ea1y cao v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c t\u1ed1t, ph\u00f9 h\u1ee3p cho vi\u1ec7c gi\u00e1m s\u00e1t v\u00e0 \u0111i\u1ec1u khi\u1ec3n c\u00e1c quy tr\u00ecnh s\u1ea3n xu\u1ea5t. V\u00ed d\u1ee5, trong ng\u00e0nh \u00f4 t\u00f4, c\u1ea3m bi\u1ebfn \u00e1p \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111o \u00e1p su\u1ea5t l\u1ed1p v\u00e0 ki\u1ec3m so\u00e1t h\u1ec7 th\u1ed1ng phun nhi\u00ean li\u1ec7u.<\/p>\n\n\n\n\n\n\n\n\n
\u1ee8ng d\u1ee5ng C\u00f4ng nghi\u1ec7p<\/th>\nM\u00f4 t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n
C\u1ea3m bi\u1ebfn \u00e1p su\u1ea5t<\/td>\n\u0110o \u00e1p su\u1ea5t trong c\u00e1c h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c v\u00e0 kh\u00ed n\u00e9n<\/td>\n<\/tr>\n
C\u1ea3m bi\u1ebfn l\u1ef1c<\/td>\n\u0110o l\u1ef1c t\u00e1c \u0111\u1ed9ng l\u00ean v\u1eadt th\u1ec3<\/td>\n<\/tr>\n
C\u1ea3m bi\u1ebfn gia t\u1ed1c<\/td>\n\u0110o gia t\u1ed1c v\u00e0 rung \u0111\u1ed9ng<\/td>\n<\/tr>\n
C\u1ea3m bi\u1ebfn bi\u1ebfn d\u1ea1ng<\/td>\n\u0110o bi\u1ebfn d\u1ea1ng c\u1ee7a v\u1eadt li\u1ec7u<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u1ee8ng d\u1ee5ng trong Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7<\/h3>\n

Trong l\u0129nh v\u1ef1c khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7, tinh th\u1ec3 \u00e1p \u0111i\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb \u0111o ch\u00ednh x\u00e1c, nh\u01b0 k\u00ednh hi\u1ec3n vi l\u1ef1c nguy\u00ean t\u1eed (AFM) v\u00e0 k\u00ednh hi\u1ec3n vi qu\u00e9t \u0111\u01b0\u1eddng h\u1ea7m (STM). Ch\u00fang c\u0169ng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb t\u1ea1o s\u00f3ng si\u00eau \u00e2m t\u1ea7n s\u1ed1 cao, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nghi\u00ean c\u1ee9u v\u1eadt li\u1ec7u v\u00e0 x\u1eed l\u00fd b\u1ec1 m\u1eb7t. N\u1ebfu c\u1ea7n thi\u1ebft b\u1ecb si\u00eau \u00e2m trong m\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng \u0111\u1eb7c bi\u1ec7t, c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1c s\u1ea3n ph\u1ea9m c\u1ee7a Beijing Ultrasonic.<\/p>\n

\u1ee8ng d\u1ee5ng trong N\u0103ng l\u01b0\u1ee3ng<\/h3>\n

M\u1ed9t \u1ee9ng d\u1ee5ng \u0111\u1ea7y h\u1ee9a h\u1eb9n c\u1ee7a tinh th\u1ec3 \u00e1p \u0111i\u1ec7n l\u00e0 trong vi\u1ec7c thu ho\u1ea1ch n\u0103ng l\u01b0\u1ee3ng. C\u00e1c thi\u1ebft b\u1ecb thu n\u0103ng l\u01b0\u1ee3ng \u00e1p \u0111i\u1ec7n c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc t\u1eeb rung \u0111\u1ed9ng, \u00e1p l\u1ef1c, ho\u1eb7c chuy\u1ec3n \u0111\u1ed9ng th\u00e0nh n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n. \u0110i\u1ec1u n\u00e0y m\u1edf ra kh\u1ea3 n\u0103ng t\u1ea1o ra c\u00e1c ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng t\u1ef1 cung c\u1ea5p cho c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed nh\u1ecf g\u1ecdn v\u00e0 c\u1ea3m bi\u1ebfn kh\u00f4ng d\u00e2y.<\/p>\n

T\u00f3m l\u1ea1i, tinh th\u1ec3 \u00e1p \u0111i\u1ec7n l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u \u0111a n\u0103ng v\u1edbi nhi\u1ec1u \u1ee9ng d\u1ee5ng quan tr\u1ecdng trong cu\u1ed9c s\u1ed1ng con ng\u01b0\u1eddi. T\u1eeb nh\u1eefng thi\u1ebft b\u1ecb \u0111\u01a1n gi\u1ea3n nh\u01b0 b\u1eadt l\u1eeda gas \u0111\u1ebfn nh\u1eefng c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn nh\u01b0 k\u00ednh hi\u1ec3n vi l\u1ef1c nguy\u00ean t\u1eed, tinh th\u1ec3 \u00e1p \u0111i\u1ec7n \u0111ang \u0111\u00f3ng g\u00f3p t\u00edch c\u1ef1c v\u00e0o s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a khoa h\u1ecdc, c\u00f4ng ngh\u1ec7, v\u00e0 x\u00e3 h\u1ed9i. V\u1edbi ti\u1ec1m n\u0103ng \u1ee9ng d\u1ee5ng r\u1ed9ng l\u1edbn, tinh th\u1ec3 \u00e1p \u0111i\u1ec7n h\u1ee9a h\u1eb9n s\u1ebd ti\u1ebfp t\u1ee5c mang l\u1ea1i nh\u1eefng \u0111\u1ed9t ph\u00e1 m\u1edbi trong t\u01b0\u01a1ng lai.<\/p>\n","protected":false},"excerpt":{"rendered":"

Tinh th\u1ec3 \u00e1p \u0111i\u1ec7n l\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u \u0111\u1eb7c bi\u1ec7t c\u00f3 kh\u1ea3 n\u0103ng chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc th\u00e0nh n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. Kh\u1ea3 n\u0103ng \u0111\u1ed9c \u0111\u00e1o n\u00e0y \u0111\u00e3 m\u1edf ra c\u00e1nh c\u1eeda cho v\u00f4 s\u1ed1 \u1ee9ng d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c, t\u1eeb \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y \u0111\u1ebfn c\u00f4ng ngh\u1ec7 cao c\u1ea5p.<\/p>\n","protected":false},"author":1,"featured_media":5761,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-55394","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/55394","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/comments?post=55394"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/55394\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/5761"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=55394"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=55394"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=55394"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}