{"id":1143,"date":"2021-03-08T15:30:33","date_gmt":"2021-03-08T07:30:33","guid":{"rendered":"http:\/\/www.unictron.com\/piezoelectric-components\/?page_id=1143"},"modified":"2024-08-26T14:17:47","modified_gmt":"2024-08-26T06:17:47","slug":"formulation-of-piezoelectric-ceramic","status":"publish","type":"page","link":"https:\/\/www.unictron.com\/piezoelectric-components\/piezoelectric-technologies\/formulation-of-piezoelectric-ceramic\/?lang=zh-hant","title":{"rendered":"\u58d3\u96fb\u914d\u65b9"},"content":{"rendered":"\n<p>\u73fe\u4eca\u6700\u5ee3\u6cdb\u4f7f\u7528\u7684\u58d3\u96fb\u9676\u74f7\u662f\u57fa\u65bc\u92ef\u9226\u9178\u925b\u9226\u9178\u9e7d\u7684\u6750\u6599\u9ad4\u7cfb\u3002\u7531\u65bc\u8a72\u7cfb\u7d71\u7684\u9223\u9226\u7926\u7d50\u69cb\u975e\u5e38\u8010\u53d7\u5143\u7d20\u53d6\u4ee3\uff08\u647b\u96dc\uff09\uff0c\u56e0\u6b64\u91dd\u5c0d\u4e0d\u540c\u7684\u7522\u54c1\u61c9\u7528\uff0c\u53ef\u85c9\u7531\u7279\u5b9a\u7684\u5143\u7d20\u6dfb\u52a0\uff0c\u8abf\u914d\u9069\u5207\u7684\u914d\u65b9\uff0c\u4ee5\u9054\u5230\u7b26\u5408\u7522\u54c1\u61c9\u7528\u6240\u9700\u7684\u4ecb\u96fb\uff0c\u58d3\u96fb\u548c\u7269\u7406\u6027\u80fd\u3002<\/p>\n\n\n\n<p>\u7531\u65bc\u4e0d\u540c\u647b\u96dc\u7684\u6750\u6599\u5f71\u97ff\uff0c\u58d3\u96fb\u9676\u74f7\u901a\u5e38\u5206\u70ba\u8edf\u6027\u548c\u786c\u6027\u5169\u985e\u3002\u8edf\u6027\u58d3\u96fb\u9676\u74f7\u5177\u6709\u8f03\u9ad8\u7684\u96fb\u8026\u5408\u4fc2\u6578\uff0c\u8f03\u4f4e\u7684\u77ef\u9811\u5834\u548c\u8f03\u4f4e\u7684\u6a5f\u68b0\u54c1\u8cea\u56e0\u6578\uff08Qm\uff09\u3002\u5b83\u53ef\u4ee5\u63d0\u4f9b\u76f8\u5c0d\u8f03\u5927\u7684\u61c9\u8b8a\u8f38\u51fa\uff0c\u4f7f\u5176\u9069\u7528\u65bc\u6d41\u91cf\u8a08\uff0c\u6db2\u4f4d\u50b3\u611f\u5668\uff0c\u611f\u6e2c\u548c\u81f4\u52d5\u7b49\u61c9\u7528\u3002<\/p>\n\n\n\n<p>\u786c\u6027\u58d3\u96fb\u9676\u74f7\u5177\u6709\u8f03\u4f4e\u7684\u96fb\u8026\u5408\u4fc2\u6578\uff0c\u8f03\u9ad8\u7684\u77ef\u9811\u5834\u548c\u8f03\u9ad8\u7684\u6a5f\u68b0\u54c1\u8cea\u56e0\u6578\uff08Qm\uff09\u3002\u5b83\u901a\u5e38\u7528\u65bc\u5927\u529f\u7387\u61c9\u7528\uff0c\u4f8b\u5982\u8d85\u8072\u6ce2\u6e05\u6d17\uff0c\u8d85\u8072\u6ce2\u710a\u63a5\uff0c\u8d85\u8072\u6ce2\u52a0\u5de5\u7b49\u3002<\/p>\n\n\n\n<p>Unictron\u88fd\u9020\u4e00\u7cfb\u5217\u92ef\u9178\u9226\u9178\u925b\u6750\u6599\uff08\u8edf\u8cea\u548c\u786c\u8cea\uff09\u4ee5\u53ca\u9226\u9178\u92c7\u548c\u9226\u9178\u925b\u6750\u6599\u3002\u4e0b\u8868\u5217\u51fa\u4e86\u6211\u5011\u91cf\u7522\u7684\u6750\u6599\u7684\u7279\u6027\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"517\" src=\"https:\/\/i0.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2024\/08\/\u66f4\u65b0\u6a94-1.jpg?resize=1024%2C517&#038;ssl=1\" alt=\"\" class=\"wp-image-1388\" srcset=\"https:\/\/i2.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2024\/08\/\u66f4\u65b0\u6a94-1-scaled.jpg?resize=1024%2C517&amp;ssl=1 1024w, https:\/\/i2.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2024\/08\/\u66f4\u65b0\u6a94-1-scaled.jpg?resize=300%2C151&amp;ssl=1 300w, https:\/\/i2.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2024\/08\/\u66f4\u65b0\u6a94-1-scaled.jpg?resize=768%2C388&amp;ssl=1 768w, https:\/\/i2.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2024\/08\/\u66f4\u65b0\u6a94-1-scaled.jpg?resize=1536%2C775&amp;ssl=1 1536w, https:\/\/i2.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2024\/08\/\u66f4\u65b0\u6a94-1-scaled.jpg?resize=2048%2C1034&amp;ssl=1 2048w, https:\/\/i2.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2024\/08\/\u66f4\u65b0\u6a94-1-scaled.jpg?resize=600%2C303&amp;ssl=1 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" data-recalc-dims=\"1\" \/><\/figure><\/div>\n\n\n<p><strong>\u58d3\u96fb\u6750\u6599\u5e38\u7528\u53c3\u6578\u53ca\u7b26\u865f<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"734\" height=\"849\" src=\"https:\/\/i1.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2023\/10\/\u64f7\u53d6.png?resize=734%2C849&#038;ssl=1\" alt=\"\" class=\"wp-image-1361\" srcset=\"https:\/\/i1.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2023\/10\/\u64f7\u53d6.png?w=734&amp;ssl=1 734w, https:\/\/i1.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2023\/10\/\u64f7\u53d6.png?resize=259%2C300&amp;ssl=1 259w, https:\/\/i1.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2023\/10\/\u64f7\u53d6.png?resize=600%2C694&amp;ssl=1 600w\" sizes=\"(max-width: 734px) 100vw, 734px\" data-recalc-dims=\"1\" \/><\/figure><\/div>\n\n\n<p><strong>\u4ecb\u96fb\u5e38\u6578\uff08Dielectric Constant, \u03b5\uff09<\/strong><\/p>\n\n\n\n<p>\u4ecb\u96fb\u5e38\u6578 <a>\u03b5<\/a>\uff08\u5e0c\u81d8\u5b57\u6bcd epsilon\uff09\u5728\u58d3\u96fb\u9676\u74f7\u6750\u6599\u4e2d\u5177\u6709\u95dc\u9375\u7684\u91cd\u8981\u6027\uff0c\u5b83\u662f\u4e00\u500b\u8861\u91cf\u6750\u6599\u8f49\u5316\u70ba\u76f8\u540c\u6975\u5316\u65b9\u5411\u7684\u7269\u7406\u53c3\u6578\u3002\u4e0d\u540c\u7684\u4ecb\u96fb\u4fc2\u6578\u4ee3\u8868\u4e86\u6750\u6599\u5728\u4e0d\u540c\u61c9\u529b\u65b9\u5411\u4e0b\u8f49\u5316\u70ba\u76f8\u540c\u6975\u5316\u65b9\u5411\u7684\u884c\u70ba\u3002\u4ecb\u96fb\u4fc2\u6578 \u03b5<sub>33<\/sub>\u4ee3\u8868\u4e86\u58d3\u96fb\u9676\u74f7\u6750\u6599\u4e2d\u7684\u5916\u52a0\u6975\u5316\u96fb\u5834(E)\u548c\u6975\u5316\u91cf(P)\u4e4b\u9593\u7684\u95dc\u4fc2\uff0c\u5373\u96fb\u5834\u662f\u6cbf\u8457\u6750\u6599\u7684\u7b2c3\u8ef8\u65b9\u5411\uff08\u901a\u5e38\u662f\u6750\u6599\u7684\u539a\u5ea6\u65b9\u5411\uff09\u65bd\u52a0\u3002\u9019\u6642\u7684\u4ecb\u96fb\u5e38\u6578\u901a\u5e38\u4ee5\u03b5<sub>33<\/sub>\/\u03b5<sub>0<\/sub>\u7684\u5f62\u5f0f\u8868\u793a\u3002<\/p>\n\n\n\n<p>\u4ecb\u96fb\u5e38\u6578\u5b83\u5b9a\u7fa9\u70ba\uff1a<\/p>\n\n\n\n<p>                                \u03b5 = \u03b5<sub>r<\/sub> * \u03b5<sub>0<\/sub><\/p>\n\n\n\n<p>\u5176\u4e2d\uff1a<\/p>\n\n\n\n<p>                                \u03b5&nbsp; \u662f\u6750\u6599\u7684\u4ecb\u96fb\u5e38\u6578\u3002<\/p>\n\n\n\n<p>                                \u03b5<sub>r<\/sub> \u662f\u76f8\u5c0d\u4ecb\u96fb\u5e38\u6578\uff0c\u8868\u793a\u6750\u6599\u7684\u96fb\u5834\u97ff\u61c9\u76f8\u5c0d\u65bc\u771f\u7a7a\uff08\u6216\u81ea\u7531\u7a7a\u9593\uff09\u7684\u6578\u503c\u3002<\/p>\n\n\n\n<p>                                \u03b5<sub>0<\/sub> \u662f\u771f\u7a7a\u7684\u4ecb\u96fb\u5e38\u6578\u6216\u7d55\u5c0d\u4ecb\u96fb\u5e38\u6578\uff0c\u5728\u570b\u969b\u55ae\u4f4d\u5236\u4e0b\u7684\u503c\u70ba 8.85 x 10<sup>-12 <\/sup>F\/m\u3002<\/p>\n\n\n\n<p><strong>\u4ecb\u8cea\u640d\u8017(Dielectric Dissipation Factor, tan \u03b4)<\/strong><br>tan \u03b4\u8868\u793a\u58d3\u96fb\u6750\u6599\u5728\u96fb\u5834\u4e2d\u7684\u80fd\u91cf\u640d\u8017\u3002\u4f4etan \u03b4\u503c\u8868\u793a\u80fd\u91cf\u640d\u8017\u8f03\u4f4e\uff0c\u5c0d\u65bc\u9ad8\u983b\u61c9\u7528\u548c\u632f\u52d5\u50b3\u611f\u5668\u81f3\u95dc\u91cd\u8981\uff0c\u53ef\u63d0\u9ad8\u8a0a\u865f\u7684\u54c1\u8cea\u548c\u6548\u80fd\u3002\u7576\u5df2\u9078\u5b9a\u58d3\u96fb\u6750\u6599\u7684\u7279\u6027\uff0c\u5176tan \u03b4 \u4e5f\u5c31\u6c7a\u5b9a\u4e86\uff0c\u7121\u6cd5\u518d\u505a\u6539\u8b8a\u3002\u7e3d\u4e4b\uff0ctan \u03b4 \u5728\u58d3\u96fb\u9676\u74f7\u6750\u6599\u7684\u9078\u64c7\u548c\u61c9\u7528\u4e2d\u5f88\u91cd\u8981\uff0c\u56e0\u70ba\u5b83\u76f4\u63a5\u5f71\u97ff\u80fd\u91cf\u8f49\u63db\u6548\u7387(\u640d\u5931)\u3002<\/p>\n\n\n\n<p><strong>\u6a5f\u96fb\u8026\u5408\u4fc2\u6578\uff08Electromechanical Coupling Factor, K\uff09<\/strong><\/p>\n\n\n\n<p>\u6a5f\u96fb\u8026\u5408\u4fc2\u6578\uff08K\uff09\u662f\u58d3\u96fb\u9676\u74f7\u7684\u95dc\u9375\u6027\u80fd\u6307\u6a19\uff0c\u9019\u500b\u4fc2\u6578\u4ee3\u8868\u58d3\u96fb\u9676\u74f7\u6750\u6599\u5c07\u96fb\u80fd\u8f49\u63db\u70ba\u6a5f\u68b0\u904b\u52d5\u6216\u8b8a\u5f62\uff0c\u6216\u5c07\u6a5f\u68b0\u904b\u52d5\u6216\u8b8a\u5f62\u8f49\u63db\u70ba\u96fb\u80fd\u7684\u6548\u7387\u3002K\u7684\u503c\u8d8a\u9ad8\uff0c\u6750\u6599\u5728\u80fd\u91cf\u8f49\u63db\u4e2d\u8868\u73fe\u5f97\u8d8a\u6709\u6548\u3002\u5b83\u901a\u5e38\u4ee5\u767e\u5206\u6bd4\u6216\u5c0f\u6578\u8868\u793a\u3002<\/p>\n\n\n\n<p>\u58d3\u96fb\u9676\u74f7\u7684\u6a5f\u96fb\u8026\u5408\u4fc2\u6578K \u901a\u5e38\u8868\u793a\u70ba\u4ee5\u4e0b\u65b9\u5f0f\uff1a<\/p>\n\n\n\n<p>K = \uff08\u8f38\u51fa\u6a5f\u68b0\u80fd\u6216\u904b\u52d5\uff09 \/ \uff08\u8f38\u5165\u7684\u7e3d\u96fb\u80fd\uff09<\/p>\n\n\n\n<p>\u4e0d\u540c\u7684 K \u503c\uff08\u5982K<sub>31<\/sub>\u3001K<sub>33<\/sub>\u3001K<sub>p<\/sub> \u548c K<sub>t<\/sub>\uff09\u63cf\u8ff0\u4e86\u58d3\u96fb\u6750\u6599\u5728\u4e0d\u540c\u5f62\u72c0\u4e0b\uff0c\u4e0d\u540c\u65b9\u5411\u548c\u61c9\u8b8a\u60c5\u6cc1\u4e0b\u7684\u6548\u61c9\u3002\u4f8b\u5982\uff0cK<sub>31<\/sub>\u548cK<sub>33<\/sub>\u6d89\u53ca\u6a6b\u5411\u61c9\u8b8a\u548c\u7e31\u5411\u58d3\u96fb\u6548\u61c9\uff0c\u800c K<sub>p<\/sub> \u548c K<sub>t<\/sub> \u5206\u5225\u6d89\u53ca\u5f91\u5411\u61c9\u8b8a\u548c\u539a\u5ea6\u4e0b\u7684\u58d3\u96fb\u6548\u61c9\u3002\u9019\u4e9b\u53c3\u6578\u5f71\u97ff\u6750\u6599\u7684\u6027\u80fd\uff0c\u4e26\u6c7a\u5b9a\u4e86\u5176\u5728\u7279\u5b9a\u61c9\u7528\u4e2d\u7684\u9069\u7528\u6027\u3002<\/p>\n\n\n\n<ul>\n<li>K<sub>31<\/sub>\u4ee3\u8868\u58d3\u96fb\u9676\u74f7\u7684\u6a6b\u5411\u8026\u5408\u4fc2\u6578\uff0c\u63cf\u8ff0\u6a6b\u5411\u61c9\u8b8a\uff08\u6216\u61c9\u8b8a\uff09\u8207\u7e31\u5411\u96fb\u5834\u4e4b\u9593\u7684\u95dc\u4fc2\u3002<\/li>\n\n\n\n<li>K<sub>33<\/sub>\u4ee3\u8868\u58d3\u96fb\u9676\u74f7\u7684\u7e31\u5411\u8026\u5408\u4fc2\u6578\uff0c\u63cf\u8ff0\u58d3\u96fb\u6750\u6599\u5728\u58d3\u529b\u4f5c\u7528\u4e0b\u7684\u8b8a\u5f62\u8207\u7e31\u5411\u96fb\u5834\u4e4b\u9593\u7684\u95dc\u4fc2\u3002<\/li>\n\n\n\n<li>K<sub>p<\/sub>\u4ee3\u8868\u58d3\u96fb\u9676\u74f7\u7684\u58d3\u96fb\u5e73\u9762\u8026\u5408\u4fc2\u6578\uff0c\u63cf\u8ff0\u58d3\u96fb\u6750\u6599\u7684\u58d3\u96fb\u6548\u61c9\u548c\u58d3\u96fb\u6750\u6599\u5728\u5f91\u5411\u61c9\u8b8a\u6642\u7684\u58d3\u96fb\u6548\u61c9\u4e4b\u9593\u7684\u95dc\u4fc2\u3002<\/li>\n\n\n\n<li>K<sub>t<\/sub>\u4ee3\u8868\u58d3\u96fb\u9676\u74f7\u7684\u58d3\u96fb\u539a\u5ea6\u8026\u5408\u4fc2\u6578\uff0c\u63cf\u8ff0\u4e86\u58d3\u96fb\u6750\u6599\u7684\u58d3\u96fb\u6548\u61c9\u548c\u58d3\u96fb\u6750\u6599\u5728\u539a\u5ea6\u58d3\u529b\u4f5c\u7528\u4e0b\u7684\u8b8a\u5f62\u4e4b\u9593\u7684\u95dc\u4fc2\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u6a5f\u68b0\u54c1\u8cea\u56e0\u6578 (Mechanical Quality Factor, Qm)<\/strong><\/p>\n\n\n\n<p>Q<sub>m<\/sub>\u8868\u793a\u58d3\u96fb\u6750\u6599\u5728\u6a5f\u68b0\u632f\u52d5\u6216\u8ae7\u632f\u6642\u7684\u6027\u80fd\u3002\u5b83\u63cf\u8ff0\u4e86\u6750\u6599\u5728\u6a5f\u68b0\u61c9\u8b8a\u548c\u6a5f\u68b0\u80fd\u91cf\u8f49\u63db\u65b9\u9762\u7684\u6548\u7387(\u80fd\u91cf\u640d\u8017\u60c5\u6cc1)\u3002\u58d3\u96fb\u9676\u74f7\u6750\u6599\u6709\u8f03\u9ad8\u7684 Q<sub>m<\/sub> \u503c\u4e0b\uff0c\u5728\u8ae7\u632f\u6642\u6d88\u8017\u7684\u6a5f\u68b0\u80fd\u91cf\u8f03\u5c0f(\u80fd\u91cf\u640d\u8017\u8f03\u4f4e)\uff0c\u6750\u6599\u80fd\u5920\u5728\u8ae7\u632f\u61c9\u7528\u4e2d\u4fdd\u6301\u9ad8\u6548\u7387\uff0c\u56e0\u6b64\uff0c\u5982\u5728\u9ad8\u529f\u7387\u7684\u8f49\u63db\u5668\u61c9\u7528\u4e0a\uff0c\u5176\u8981\u6c42\u7684 Q<sub>m<\/sub> \u503c\u5c31\u8981\u9ad8\u3002<\/p>\n\n\n\n<p><strong>\u58d3\u96fb\u5e38\u6578\uff08Piezoelectric Constant, d\uff09<\/strong><\/p>\n\n\n\n<p>\u58d3\u96fb\u5e38\u6578\u8868\u793a\u6750\u6599\u7684\u58d3\u96fb\u6548\u61c9\u5f37\u5ea6\uff0c\u662f\u58d3\u96fb\u9ad4\u628a\u6a5f\u68b0\u80fd\u8f49\u8b8a\u70ba\u96fb\u80fd\u6216\u628a\u96fb\u80fd\u8f49\u8b8a\u70ba\u6a5f\u68b0\u80fd\u7684\u8f49\u63db\u4fc2\u6578\u3002\u8f03\u5927\u7684d\u503c\u8868\u793a\u6750\u6599\u80fd\u5920\u66f4\u6709\u6548\u5730\u5c07\u6a5f\u68b0\u61c9\u529b\u8f49\u63db\u70ba\u96fb\u8377\u6216\u96fb\u4f4d\u8b8a\u5316\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"716\" height=\"471\" src=\"https:\/\/i1.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2023\/10\/\u64f7\u53d6-1.png?resize=716%2C471&#038;ssl=1\" alt=\"\" class=\"wp-image-1363\" srcset=\"https:\/\/i1.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2023\/10\/\u64f7\u53d6-1.png?w=716&amp;ssl=1 716w, https:\/\/i1.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2023\/10\/\u64f7\u53d6-1.png?resize=300%2C197&amp;ssl=1 300w, https:\/\/i1.wp.com\/www.unictron.com\/piezoelectric-components\/wp-content\/uploads\/sites\/7\/2023\/10\/\u64f7\u53d6-1.png?resize=600%2C395&amp;ssl=1 600w\" sizes=\"(max-width: 716px) 100vw, 716px\" data-recalc-dims=\"1\" \/><\/figure><\/div>\n\n\n<p><strong>\u58d3\u96fb\u96fb\u58d3\u5e38\u6578 (Piezoelectric Voltage Constant, g)<\/strong><\/p>\n\n\n\n<p>\u58d3\u96fb\u96fb\u58d3\u5e38\u6578\uff08g\uff09\u662f\u58d3\u96fb\u6750\u6599\u4e2d\u7684\u96fb\u5834\u5f37\u5ea6\u548c\u6a5f\u68b0\u61c9\u8b8a\uff08\u6a5f\u68b0\u61c9\u529b\u6216\u6a5f\u68b0\u8b8a\u5f62\uff09\u4e4b\u9593\u7684\u95dc\u4fc2\u3002\u5b83\u4ee3\u8868\u58d3\u96fb\u6750\u6599\u5728\u4e00\u500b\u7279\u5b9a\u65b9\u5411\u4e0a\u65bd\u52a0\u6a5f\u68b0\u61c9\u8b8a\u6642\uff0c\u6240\u751f\u6210\u7684\u96fb\u5834\u5f37\u5ea6\uff0c\u901a\u5e38\u4ee5\u4f0f\u7279\u516c\u5c3a\u6bcf\u725b\u9813\uff08Vm\/N\uff09\u70ba\u55ae\u4f4d\u3002\u58d3\u96fb\u96fb\u58d3\u5e38\u6578\uff08g\uff09\u5c0d\u65bc\u80fd\u91cf\u8f49\u63db\u6548\u7387\u3001\u611f\u6e2c\u548c\u63a7\u5236\u6027\u80fd\u4ee5\u53ca\u983b\u7387\u97ff\u61c9\u5177\u6709\u91cd\u8981\u5f71\u97ff\u3002\u800c\u4e0d\u540c\u65b9\u5411\u4e0a\u7684\u58d3\u96fb\u96fb\u58d3\u5e38\u6578\uff08\u4f8b\u5982g<sub>11<\/sub>\u3001g<sub>31<\/sub>\u3001g<sub>33<\/sub>\u7b49\uff09\u63cf\u8ff0\u4e86\u6750\u6599\u5728\u4e0d\u540c\u61c9\u529b\u65b9\u5411\u4e0b\u7684\u96fb\u5834\u97ff\u61c9\u7279\u6027\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u8868\u793a\u70ba\uff1a<\/p>\n\n\n\n<p>                                E = gT &nbsp;\u2192 &nbsp;g = E\/T <\/p>\n\n\n\n<p>                                ex. :&nbsp; g<sub>33 <\/sub>= (V\/c)\/(F\/ab)<\/p>\n\n\n\n<p><strong>\u5c45\u91cc\u6eab\u5ea6<\/strong><\/p>\n\n\n\n<p>Curie temperature\uff08\u5c45\u91cc\u6eab\u5ea6\uff09\uff0c\u7c21\u7a31Tc\uff0c\u662f\u58d3\u96fb\u9676\u74f7\u6750\u6599\u7684\u4e00\u500b\u91cd\u8981\u7269\u7406\u53c3\u6578\u3002\u58d3\u96fb\u9676\u74f7\u662f\u5728\u5c45\u79ae\u6eab\u5ea6\u4e0b\uff0c\u58d3\u96fb\u6750\u6599\u624d\u6703\u5448\u73fe\u58d3\u96fb\u6027\u8cea\uff0c\u4f46\u5728\u9019\u500b\u6eab\u5ea6\u4ee5\u4e0a\uff0c\u58d3\u96fb\u6027\u8cea\u6703\u6d88\u5931\u3002\u56e0\u6b64\u5728\u58d3\u96fb\u61c9\u7528\u4e2d\uff0c\u9700\u8981\u5728\u6b64\u6eab\u5ea6\u4ee5\u4e0b\u4f7f\u7528\uff0c\u624d\u80fd\u5177\u6709\u58d3\u96fb\u6548\u61c9\u3002<\/p>\n\n\n\n<p>\u5c0d\u65bc\u4e0d\u540c\u7a2e\u985e\u7684\u58d3\u96fb\u9676\u74f7\u6750\u6599\uff0c\u5176Curie temperature\u4e5f\u6703\u4e0d\u540c\u3002\u5177\u9ad4\u4f86\u8aaa\uff0c\u58d3\u96fb\u9676\u74f7\u6750\u6599\uff0c\u96a8\u8457\u6eab\u5ea6\u5347\u9ad8\uff0c\u5176\u6676\u9ad4\u7d50\u69cb\u6703\u767c\u751f\u76f8\u8b8a\uff0c\u6703\u5f9e\u4e00\u500b\u5177\u6709\u58d3\u96fb\u6027\u8cea\u7684\u76f8\u8b8a\u70ba\u53e6\u4e00\u500b\u4e0d\u5177\u58d3\u96fb\u6027\u8cea\u7684\u76f8\u3002\u5fc5\u9808\u4f9d\u64da\u4e0d\u540c\u7684\u4f7f\u7528\u6eab\u5ea6\u60c5\u6cc1\u4e0b\uff0c\u53bb\u9078\u64c7\u9069\u5408\u4f7f\u7528\u6eab\u5ea6\u7bc4\u570d\u5167\u7684\u58d3\u96fb\u9676\u74f7\u6750\u6599\uff0c\u4ee5\u78ba\u4fdd\u5176\u5728\u4f7f\u7528\u904e\u7a0b\u4e2d\uff0c\u58d3\u96fb\u6027\u8cea\u7a69\u5b9a\u6027\u3002<\/p>\n\n\n\n<p><strong>\u5bc6\u5ea6 (Density, \u03c1)<\/strong><\/p>\n\n\n\n<p>\u58d3\u96fb\u9676\u74f7\u4e2d\u7684\u5bc6\u5ea6\uff0c\u5b83\u4ee3\u8868\u4e86\u6750\u6599\u7684\u8cea\u91cf\u548c\u9ad4\u7a4d\u4e4b\u9593\u7684\u95dc\u4fc2\uff0c\u901a\u5e38\u4ee5\u7b26\u865f\u03c1\u8868\u793a\uff0c\u55ae\u4f4d\u662f\u5343\u514b\u6bcf\u7acb\u65b9\u7c73\uff08kg\/m\u00b3\uff09\u3002\u5728\u9078\u64c7\u9676\u74f7\u6750\u6599\u6642\uff0c\u5bc6\u5ea6\u53ea\u662f\u4e00\u500b\u53c3\u8003\u6027\u7684\u6307\u6a19\uff0c\u56e0\u70ba\u58d3\u96fb\u6750\u6599\u6c7a\u5b9a\u4e86\uff0c\u5176\u58d3\u96fb\u7279\u6027\u53ca\u5bc6\u5ea6\u4e5f\u5c31\u78ba\u5b9a\u4e86\uff0c\u7121\u6cd5\u518d\u505a\u8abf\u6574\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u73fe\u4eca\u6700\u5ee3\u6cdb\u4f7f\u7528\u7684\u58d3\u96fb\u9676\u74f7\u662f\u57fa\u65bc\u92ef\u9226\u9178\u925b\u9226\u9178\u9e7d\u7684\u6750\u6599\u9ad4\u7cfb\u3002\u7531\u65bc\u8a72\u7cfb\u7d71\u7684\u9223\u9226\u7926\u7d50\u69cb\u975e\u5e38\u8010\u53d7\u5143\u7d20\u53d6\u4ee3\uff08\u647b\u96dc\uff09\uff0c\u56e0\u6b64\u91dd\u5c0d\u4e0d\u540c\u7684\u7522\u54c1\u61c9\u7528\uff0c\u53ef\u85c9\u7531\u7279\u5b9a\u7684\u5143\u7d20\u6dfb\u52a0\uff0c\u8abf\u914d\u9069\u5207\u7684\u914d\u65b9\uff0c\u4ee5\u9054\u5230\u7b26\u5408\u7522\u54c1\u61c9\u7528\u6240\u9700\u7684\u4ecb\u96fb\uff0c\u58d3\u96fb\u548c\u7269\u7406\u6027\u80fd\u3002 \u7531\u65bc\u4e0d\u540c\u647b\u96dc\u7684\u6750\u6599\u5f71\u97ff\uff0c\u58d3\u96fb\u9676\u74f7\u901a\u5e38\u5206\u70ba\u8edf\u6027\u548c\u786c\u6027\u5169\u985e\u3002\u8edf\u6027\u58d3\u96fb\u9676\u74f7\u5177\u6709\u8f03\u9ad8\u7684\u96fb\u8026\u5408\u4fc2\u6578\uff0c\u8f03\u4f4e\u7684\u77ef\u9811\u5834\u548c\u8f03\u4f4e\u7684\u6a5f\u68b0\u54c1\u8cea\u56e0\u6578\uff08Qm\uff09\u3002\u5b83\u53ef\u4ee5\u63d0\u4f9b\u76f8\u5c0d\u8f03\u5927\u7684\u61c9\u8b8a\u8f38\u51fa\uff0c\u4f7f\u5176\u9069\u7528\u65bc\u6d41\u91cf\u8a08\uff0c\u6db2\u4f4d\u50b3\u611f\u5668\uff0c\u611f\u6e2c\u548c\u81f4\u52d5\u7b49\u61c9\u7528\u3002 \u786c\u6027\u58d3\u96fb\u9676\u74f7\u5177\u6709\u8f03\u4f4e\u7684\u96fb\u8026\u5408\u4fc2\u6578\uff0c\u8f03\u9ad8\u7684\u77ef\u9811\u5834\u548c\u8f03\u9ad8\u7684\u6a5f\u68b0\u54c1\u8cea\u56e0\u6578\uff08Qm\uff09\u3002\u5b83\u901a\u5e38\u7528\u65bc\u5927\u529f\u7387\u61c9\u7528\uff0c\u4f8b\u5982\u8d85\u8072\u6ce2\u6e05\u6d17\uff0c\u8d85\u8072\u6ce2\u710a\u63a5\uff0c\u8d85\u8072\u6ce2\u52a0\u5de5\u7b49\u3002 Unictron\u88fd\u9020\u4e00\u7cfb\u5217\u92ef\u9178\u9226\u9178\u925b\u6750\u6599\uff08\u8edf\u8cea\u548c\u786c\u8cea\uff09\u4ee5\u53ca\u9226\u9178\u92c7\u548c\u9226\u9178\u925b\u6750\u6599\u3002\u4e0b\u8868\u5217\u51fa\u4e86\u6211\u5011\u91cf\u7522\u7684\u6750\u6599\u7684\u7279\u6027\u3002 \u58d3\u96fb\u6750\u6599\u5e38\u7528\u53c3\u6578\u53ca\u7b26\u865f \u4ecb\u96fb\u5e38\u6578\uff08Dielectric Constant, \u03b5\uff09 \u4ecb\u96fb\u5e38\u6578 \u03b5\uff08\u5e0c\u81d8\u5b57\u6bcd epsilon\uff09\u5728\u58d3\u96fb\u9676\u74f7\u6750\u6599\u4e2d\u5177\u6709\u95dc\u9375\u7684\u91cd\u8981\u6027\uff0c\u5b83\u662f\u4e00\u500b\u8861\u91cf\u6750\u6599\u8f49\u5316\u70ba\u76f8\u540c\u6975\u5316\u65b9\u5411\u7684\u7269\u7406\u53c3\u6578\u3002\u4e0d\u540c\u7684\u4ecb\u96fb\u4fc2\u6578\u4ee3\u8868\u4e86\u6750\u6599\u5728\u4e0d\u540c\u61c9\u529b\u65b9\u5411\u4e0b\u8f49\u5316\u70ba\u76f8\u540c\u6975\u5316\u65b9\u5411\u7684\u884c\u70ba\u3002\u4ecb\u96fb\u4fc2\u6578 \u03b533\u4ee3\u8868\u4e86\u58d3\u96fb\u9676\u74f7\u6750\u6599\u4e2d\u7684\u5916\u52a0\u6975\u5316\u96fb\u5834(E)\u548c\u6975\u5316\u91cf(P)\u4e4b\u9593\u7684\u95dc\u4fc2\uff0c\u5373\u96fb\u5834\u662f\u6cbf\u8457\u6750\u6599\u7684\u7b2c3\u8ef8\u65b9\u5411\uff08\u901a\u5e38\u662f\u6750\u6599\u7684\u539a\u5ea6\u65b9\u5411\uff09\u65bd\u52a0\u3002\u9019\u6642\u7684\u4ecb\u96fb\u5e38\u6578\u901a\u5e38\u4ee5\u03b533\/\u03b50\u7684\u5f62\u5f0f\u8868\u793a\u3002 \u4ecb\u96fb\u5e38\u6578\u5b83\u5b9a\u7fa9\u70ba\uff1a \u03b5 = \u03b5r * \u03b50 \u5176\u4e2d\uff1a \u03b5&nbsp; \u662f\u6750\u6599\u7684\u4ecb\u96fb\u5e38\u6578\u3002 \u03b5r \u662f\u76f8\u5c0d\u4ecb\u96fb\u5e38\u6578\uff0c\u8868\u793a\u6750\u6599\u7684\u96fb\u5834\u97ff\u61c9\u76f8\u5c0d\u65bc\u771f\u7a7a\uff08\u6216\u81ea\u7531\u7a7a\u9593\uff09\u7684\u6578\u503c\u3002 \u03b50 \u662f\u771f\u7a7a\u7684\u4ecb\u96fb\u5e38\u6578\u6216\u7d55\u5c0d\u4ecb\u96fb\u5e38\u6578\uff0c\u5728\u570b\u969b\u55ae\u4f4d\u5236\u4e0b\u7684\u503c\u70ba 8.85 x 10-12 F\/m\u3002 \u4ecb\u8cea\u640d\u8017(Dielectric&hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":430,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"spay_email":""},"_links":{"self":[{"href":"https:\/\/www.unictron.com\/piezoelectric-components\/wp-json\/wp\/v2\/pages\/1143"}],"collection":[{"href":"https:\/\/www.unictron.com\/piezoelectric-components\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.unictron.com\/piezoelectric-components\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.unictron.com\/piezoelectric-components\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.unictron.com\/piezoelectric-components\/wp-json\/wp\/v2\/comments?post=1143"}],"version-history":[{"count":5,"href":"https:\/\/www.unictron.com\/piezoelectric-components\/wp-json\/wp\/v2\/pages\/1143\/revisions"}],"predecessor-version":[{"id":1390,"href":"https:\/\/www.unictron.com\/piezoelectric-components\/wp-json\/wp\/v2\/pages\/1143\/revisions\/1390"}],"up":[{"embeddable":true,"href":"https:\/\/www.unictron.com\/piezoelectric-components\/wp-json\/wp\/v2\/pages\/430"}],"wp:attachment":[{"href":"https:\/\/www.unictron.com\/piezoelectric-components\/wp-json\/wp\/v2\/media?parent=1143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}