Do c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m: gi\u00e1 r\u1ebb, ch\u1ea1y ch\u00ednh x\u00e1c, ti\u1ec7n d\u00f9ng v.v., \u0111\u1ed3ng h\u1ed3 th\u1ea1ch anh ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i. Ai c\u0169ng bi\u1ebft r\u1eb1ng, c\u1ea5u ki\u1ec7n c\u1ed1t l\u00f5i c\u1ee7a \u0111\u1ed3ng h\u1ed3 c\u01a1 kh\u00ed l\u00e0 d\u00e2y c\u00f3t v\u00e0 b\u00e1nh l\u1eafc \u0111i\u1ec1u khi\u1ec3n c\u00e1c kim ch\u1ec9 th\u1eddi gian. V\u1eady \u0111\u1ed3ng h\u1ed3 th\u1ea1ch anh d\u00f9ng ph\u01b0\u01a1ng ph\u00e1p g\u00ec \u0111\u1ec3 t\u00ednh gi\u1edd nh\u1ec9?<\/p>\n\n\n\n
Tr\u00ean m\u1eb7t \u0111\u1ed3ng h\u1ed3 th\u1ea1ch anh n\u00f3i chung \u0111\u1ec1u c\u00f3 ghi ti\u1ebfng Anh ch\u1eef QUARTZ, ngh\u0129a l\u00e0 th\u1ea1ch anh. “Qu\u1ea3 tim” c\u1ee7a \u0111\u1ed3ng h\u1ed3 th\u1ea1ch anh ch\u00ednh l\u00e0 mi\u1ebfng tinh th\u1ec3 th\u1ea1ch anh nh\u1ecf \u1edf b\u00ean trong.<\/p>\n\n\n\n
Th\u1ea1ch anh l\u00e0 silic \u0111ioxit, l\u00e0 th\u00e0nh ph\u1ea7n ch\u1ee7 y\u1ebfu c\u1ee7a sa th\u1ea1ch. Trong sa th\u1ea1ch c\u00f2n c\u00f3 ch\u1ee9a nhi\u1ec1u t\u1ea1p ch\u1ea5t kh\u00e1c. Ph\u00e2n t\u1eed silic \u0111ioxit tinh khi\u1ebft, th\u00f4ng qua s\u1ef1 s\u1eafp x\u1ebfp c\u00f3 quy t\u1eafc, c\u1ea5u th\u00e0nh m\u1ed9t tinh th\u1ec3, \u0111\u00f3 t\u1ee9c l\u00e0 tinh th\u1ec3 th\u1ea1ch anh. Khi tinh th\u1ec3 th\u1ea1ch anh ch\u1ecbu \u00e1p l\u1ef1c x\u1ea3y ra bi\u1ebfn d\u1ea1ng, \u1edf hai b\u00ean c\u1ee7a n\u00f3 li\u1ec1n sinh ra \u0111i\u1ec7n \u00e1p. \u0110\u00f3 l\u00e0 hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n. L\u1ee3i d\u1ee5ng hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n m\u00e0 tinh th\u1ec3 th\u1ea1ch anh c\u00f3 \u0111\u01b0\u1ee3c, c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u dao \u0111\u1ed9ng c\u01a1 h\u1ecdc th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n xoay chi\u1ec1u. Ng\u01b0\u1eddi ta c\u00f2n bi\u1ebft r\u1eb1ng, t\u1ea7n s\u1ed1 dao \u0111\u1ed9ng c\u1ee7a tinh th\u1ec3 th\u1ea1ch anh ph\u1ee5 thu\u1ed9c v\u00e0o h\u00ecnh d\u1ea1ng v\u00e0 k\u00edch th\u01b0\u1edbc h\u00ecnh h\u1ecdc c\u1ee7a tinh th\u1ec3. N\u1ebfu c\u1eaft tinh th\u1ec3 theo m\u1ed9t h\u01b0\u1edbng nh\u1ea5t \u0111\u1ecbnh, c\u00f3 th\u1ec3 l\u00e0m cho dao \u0111\u1ed9ng c\u1ee7a n\u00f3 ch\u1ec9 c\u00f3 m\u1ed9t t\u1ea7n s\u1ed1, t\u1ee9c l\u00e0 t\u1ea7n s\u1ed1 dao \u0111\u1ed9ng ri\u00eang c\u1ee7a tinh th\u1ec3. D\u00f9ng t\u1ea7n s\u1ed1 dao \u0111\u1ed9ng ri\u00eang c\u1ee7a tinh th\u1ec3 th\u1ea1ch anh \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n m\u1ea1ch \u0111i\u1ec7n t\u1eed, sinh ra \u0111i\u1ec7n tr\u01b0\u1eddng xoay chi\u1ec1u c\u00f3 c\u00f9ng t\u1ea7n s\u1ed1, r\u1ed3i l\u1ea1i qua b\u1ed9 ph\u1eadn ph\u00e2n t\u1ea7n ph\u00e2n ra t\u1ea7n s\u1ed1 th\u1ea5p c\u1ea7n thi\u1ebft, th\u00ec c\u00f3 th\u1ec3 th\u00fac \u0111\u1ea9y kim \u0111\u1ed3ng h\u1ed3 ch\u1ea1y, ch\u1ec9 ra th\u1eddi gian t\u01b0\u01a1ng \u1ee9ng.<\/p>\n\n\n\n
T\u00ednh ch\u00ednh x\u00e1c c\u1ee7a \u0111\u1ed3ng h\u1ed3 ph\u1ee5 thu\u1ed9c ch\u1ee7 y\u1ebfu v\u00e0o t\u1ea7n s\u1ed1 dao \u0111\u1ed9ng c\u1ee7a linh ki\u1ec7n dao \u0111\u1ed9ng m\u00e0 n\u00f3 s\u1eed d\u1ee5ng. T\u1ea7n s\u1ed1 dao \u0111\u1ed9ng n\u00e0y c\u00e0ng cao, sai s\u1ed1 trong m\u1ed9t \u0111\u01a1n v\u1ecb th\u1eddi gian s\u1ebd c\u00e0ng nh\u1ecf, \u0111\u1ed3ng h\u1ed3 s\u1ebd ch\u1ea1y c\u00e0ng chu\u1ea9n x\u00e1c. T\u1ea7n s\u1ed1 dao \u0111\u1ed9ng ri\u00eang c\u1ee7a tinh th\u1ec3 th\u1ea1ch anh \u0111\u01b0\u1ee3c d\u00f9ng trong \u0111\u1ed3ng h\u1ed3 th\u1ea1ch anh c\u00f3 th\u1ec3 cao \u0111\u1ebfn 65536 hec, ho\u1eb7c th\u1eadm ch\u00ed c\u00f2n cao h\u01a1n. C\u00f2n t\u1ea7n s\u1ed1 dao \u0111\u1ed9ng c\u1ee7a \u0111\u1ed3ng h\u1ed3 \u0111eo tay c\u01a1 kh\u00ed ch\u1ec9 c\u00f3 v\u00e0i hec. Cho n\u00ean \u0111\u1ed3ng h\u1ed3 th\u1ea1ch anh ch\u1ea1y \u0111\u00fang gi\u1edd h\u01a1n \u0111\u1ed3ng h\u1ed3 \u0111eo tay c\u01a1 kh\u00ed r\u1ea5t nhi\u1ec1u, sai s\u1ed1 m\u1ed7i ng\u00e0y c\u00f3 th\u1ec3 kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 m\u1ed9t ph\u1ea7n v\u1ea1n gi\u00e2y! C\u0169ng v\u1edbi nguy\u00ean l\u00ed nh\u01b0 v\u1eady, l\u1ee3i d\u1ee5ng dao \u0111\u1ed9ng nguy\u00ean t\u1eed c\u00f3 t\u1ea7n s\u1ed1 dao \u0111\u1ed9ng c\u00e0ng cao, c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f3 th\u1ec3 ch\u1ebf t\u1ea1o ra \u0111\u1ed3ng h\u1ed3 nguy\u00ean t\u1eed ch\u1ea1y 100 n\u0103m m\u00e0 sai s\u1ed1 d\u1ed3n l\u1ea1i kh\u00f4ng \u0111\u1ebfn m\u1ed9t gi\u00e2y.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: Tinh th\u1ec3 th\u1ea1ch anh; \u0110\u1ed3ng h\u1ed3; Hi\u1ec7u \u1ee9ng \u00e1p \u0111i\u1ec7n; T\u1ea7n s\u1ed1 dao<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
Do c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m: gi\u00e1 r\u1ebb, ch\u1ea1y ch\u00ednh x\u00e1c, ti\u1ec7n d\u00f9ng v.v., \u0111\u1ed3ng h\u1ed3 th\u1ea1ch anh ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i. Ai c\u0169ng bi\u1ebft r\u1eb1ng, c\u1ea5u ki\u1ec7n c\u1ed1t l\u00f5i c\u1ee7a \u0111\u1ed3ng h\u1ed3 c\u01a1 kh\u00ed l\u00e0 d\u00e2y c\u00f3t v\u00e0 b\u00e1nh l\u1eafc \u0111i\u1ec1u khi\u1ec3n c\u00e1c kim ch\u1ec9 th\u1eddi gian. V\u1eady \u0111\u1ed3ng h\u1ed3 th\u1ea1ch anh […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15,7],"tags":[],"class_list":["post-5738","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-vat-ly"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/5738","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=5738"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/5738\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=5738"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=5738"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=5738"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}