{"id":76715,"date":"2017-07-26T13:37:01","date_gmt":"2017-07-26T05:37:01","guid":{"rendered":"http:\/\/highscope.ch.ntu.edu.tw\/wordpress\/?p=76715"},"modified":"2021-10-06T16:03:37","modified_gmt":"2021-10-06T08:03:37","slug":"%e5%85%89%e7%ba%96%e5%85%89%e6%9f%b5","status":"publish","type":"post","link":"http:\/\/localhost\/%e5%85%89%e7%ba%96%e5%85%89%e6%9f%b5\/","title":{"rendered":"\u5149\u7e96\u5149\u67f5"},"content":{"rendered":"

\u5149\u7e96\u5149\u67f5 (Optical Fiber Gratings)<\/strong><\/span>
\n\u570b\u7acb\u81fa\u7063\u5927\u5b78\u5149\u96fb\u5de5\u7a0b\u5b78\u7814\u7a76\u6240 \u8a31\u4e16\u660c<\/strong><\/span><\/p>\n

\u5149\u7e96\u5149\u67f5<\/strong><\/span><\/h4>\n

\u5149\u67f5\u4e0d\u50c5\u53ef\u88fd\u4f5c\u65bc\u5e73\u9762\u57fa\u677f\u4e0a\uff0c\u4ea6\u53ef\u88fd\u4f5c\u65bc\u73bb\u7483\u5149\u7e96\u4e0a\uff0c\u5373\u4ee5UV\uff08\u7d2b\u5916\u5149\uff09\u7167\u5c04\u5177\u611f\u5149\u7279\u6027\u7684\u5149\u7e96\uff0c\u5beb\u51fa\u9031\u671f\u6027\u7684\u6298\u5c04\u7387\u8b8a\u5316\uff0c\u9054\u5230\u5149\u67f5\u6548\u679c\u3002\u5e38\u898b\u5149\u7e96\u5149\u67f5\u6709\u5149\u7e96\u5e03\u62c9\u683c\u5149\u67f5 (Fiber Bragg Gratings, FBG) \u8207\u9577\u9031\u671f\u5149\u7e96\u5149\u67f5 (Long-period Fiber Gratings, LPFG)\uff0c\u5728\u5149\u7e96\u4e2d\u5206\u5225\u626e\u6f14\u622a\u7136\u4e0d\u540c\u7684\u89d2\u8272\uff0c\u524d\u8005\u53ef\u8996\u70ba\u7279\u5b9a\u6ce2\u9577\u4e0b\u7684\u53cd\u5c04\u93e1\uff0c\u5f8c\u8005\u5247\u70ba\u8870\u6e1b\u5668\u3002\u82e5\u6211\u5011\u5728\u5149\u7e96\u4e2d\u5beb\u4e0a\u9031\u671f\u6027\u7684\u5149\u67f5\uff0c\u5b83\u53ef\u7528\u4f86\u8abf\u5236\u7279\u5b9a\u6ce2\u9577\u7684\u6a21\u614b\u3002\u4ee5\u5149\u7e96\u5e03\u62c9\u683c\u5149\u67f5\u4f86\u8aaa\uff0c\u5728\u5149\u7e96\u88e1\u7531\u5de6\u5f80\u53f3\u50b3\u64ad\u7684\u5149\u6ce2\uff0c\u7d93\u9069\u7576\u9031\u671f\u7684\u5149\u67f5\u7e5e\u5c04\uff08\u5927\u7d04\u5e7e\u767e\u5948\u7c73\uff09\uff0c\u6703\u7522\u751f\u53cd\u5411\u50b3\u905e\u7684\u5149\u6ce2\uff0c\u5982\u5716\u4e00\u3002<\/p>\n

\"\u5149\u5b78\u5c08\u984c-\u5149\u7e96\u5149\u67f5<\/a>

\u5716\u4e00\u3001\u5e38\u898b\u5149\u7e96\u5149\u67f5\u793a\u610f\u5716<\/p><\/div>\n

<\/p>\n

\u5149\u901a\u8a0a\u61c9\u7528\u4e0a\uff0c\u5149\u7e96\u5e03\u62c9\u683c\u5149\u67f5\u53ef\u4f5c\u70ba\u7279\u5b9a\u55ae\u4e00\u6ce2\u9577\u7684\u6ffe\u6ce2\u5668\uff0c\u5373\u9677\u6ce2\u6ffe\u6ce2\u5668 (Notch Filter)\uff0c\u6216\u662f\u7d50\u5408\u5faa\u74b0\u5668 (Circulator)\uff0c\u4f5c\u70ba\u5149\u901a\u4fe1\u7cfb\u7d71\u7684\u591a\u5de5\u5668 (Multiplexers)\uff0c\u622a\u53d6\/\u5408\u4f75\u7279\u5b9a\u6ce2\u9577\uff0c\u5982\u5716\u4e8c\u3002\u5149\u7e96\u611f\u6e2c\u5668\u4e0a\uff0c\u56e0\u70ba\u5149\u7e96\u5149\u67f5\u7684\u9031\u671f\u5c0d\u6eab\u5ea6\u3001\u61c9\u529b\u76f8\u7576\u654f\u611f\uff0c\u53cd\u5c04\u6ce2\u9577\u6703\u6709\u986f\u8457\u8b8a\u5316\uff0c\u53ef\u61c9\u7528\u65bc\u74b0\u5883\u7684\u76e3\u6e2c\u3002\u9577\u9031\u671f\u5149\u7e96\u5149\u67f5\u5176\u9031\u671f\u8f03\u5927\uff0c\u7d04\u6578\u767e\u5fae\u7c73\uff0c\u5149\u6ce2\u7d93\u5149\u67f5\u8abf\u5236\uff0c\u7279\u5b9a\u6ce2\u9577\u7684\u5149\u6703\u8026\u5408\u81f3\u5411\u524d\u50b3\u64ad\u7684\u62ab\u8986\u5c64\u6a21\u614b (Cladding mode)\uff0c\u9010\u6f38\u5730\u640d\u8017\uff0c\u56e0\u6b64\u53ef\u8996\u70ba\u7279\u5b9a\u6ce2\u9577\u7684\u8870\u6e1b\u5668\uff0c\u4e00\u6a23\u53ef\u61c9\u7528\u65bc\u6ffe\u6ce2\u5668\u3002<\/p>\n

\"\u5149\u5b78\u5c08\u984c-\u5149\u7e96\u5149\u67f5<\/a>

\u5716\u4e8c\u3001\u5149\u7e96\u5e03\u62c9\u683c\u5149\u67f5\u7684\u61c9\u7528\uff1a\u5149\u901a\u4fe1\u7cfb\u7d71\u7684\u591a\u5de5\u5668<\/p><\/div>\n

\u5e38\u898b\u5149\u7e96\u5149\u67f5\u7684\u88fd\u4f5c\u65b9\u6cd5\u6709\u96d9\u5149\u5e72\u6d89\uff0c\u6216\u662f\u5229\u7528\u5149\u7f69\u4f5c\u70ba\u906e\u7f69\uff0c\u5728\u611f\u5149\u5149\u7e96\u4e0a\u5beb\u51fa\u9031\u671f\u6027\u7684\u6298\u5c04\u7387\u8b8a\u5316\u3002\u611f\u5149\u5149\u7e96\u70ba\u647b\u96dc\u937a\u7684\u73bb\u7483\u5149\u7e96\uff0c\u5728UV\u7167\u5c04\u4e0b\u5316\u5b78\u9375\u7d50\u6703\u6539\u8b8a\uff0c\u6298\u5c04\u7387\u4e5f\u96a8\u4e4b\u8b8a\u5316\uff1b\u647b\u937a\u5149\u7e96\u7d93\u904e\u9ad8\u58d3\u6c2b\u6c23\u74b0\u5883\uff0c\u6c2b\u6c23\u6703\u64f4\u6563\u9032\u5165\u5149\u7e96\uff0c\u6548\u679c\u66f4\u986f\u8457\u3002<\/p>\n

\"\u5149\u5b78\u5c08\u984c-\u5149\u7e96\u5149\u67f5-pic3\"<\/a>

\u5716\u4e09\u3001\u4ee5\u96d9\u5149\u5e72\u6d89\u65b9\u6cd5\u88fd\u4f5c\u5149\u7e96\u5149\u67f5<\/p><\/div>\n

\u5728\u6df1\u5165\u63a2\u8a0e\u5149\u7e96\u5149\u67f5\u539f\u7406\u4e4b\u524d\uff0c\u5148\u4f86\u56de\u9867\u4e00\u4e0b\u5149\u7e96\u6ce2\u5c0e\u7684\u76f8\u95dc\u77e5\u8b58\u80cc\u666f\uff0c\u6709\u52a9\u65bc\u4e86\u89e3\u5149\u67f5\u5728\u5149\u7e96\u4e2d\u626e\u6f14\u7684\u89d2\u8272-\u76f8\u4f4d\u5339\u914d(Phase Matching)\uff0c\u8abf\u5236\u5149\u7e96\u4e2d\u7684\u6a21\u614b\u3002<\/p>\n

\u6ce2\u5c0e\u4e0d\u9023\u7e8c\u6a21\u614b\u3001\u50b3\u64ad\u5e38\u6578\u3001\u7b49\u6548\u6298\u5c04\u7387<\/strong><\/span><\/h4>\n

\u5149\u7e96\u662f\u5229\u7528\u5168\u53cd\u5c04\u73fe\u8c61\uff0c\u8b93\u5149\u50b3\u64ad\u65bc\u5149\u7e96\u6ce2\u5c0e\u4e2d\uff0c\u4f46\u4e8b\u5be6\u4e0a\u4e26\u975e\u5165\u5c04\u89d2\u5927\u65bc\u81e8\u754c\u89d2\u5c31\u80fd\u5b58\u5728\u65bc\u6ce2\u5c0e\u4e2d\uff0c\u4ee5\u5e73\u9762\u6ce2\u5c0e\u70ba\u4f8b\uff0c\u5982\u5716\u56db\uff0c\u6ce2\u524d\u8207\u6ce2\u524d\u4e4b\u9593\u5728\u50b3\u64ad\u65b9\u5411\u6295\u5f71\u5fc5\u9808\u662f\u5efa\u8a2d\u6027\u5e72\u6d89\uff0c\u56e0\u6b64\u80fd\u5b58\u5728\u6ce2\u5c0e\u7684\u6a21\u614b\u662f\u4e0d\u9023\u7e8c\u7684\uff0c\u800c\u4e14\u6bcf\u500b\u6a21\u614b\u90fd\u6709\u76f8\u5c0d\u61c9\u7684\u50b3\u64ad\u5e38\u6578\u03b2(Propagation Constant)\u8207\u7b49\u6548\u6298\u5c04\u7387neff (Effective Refraction Index)\uff0c\u4f86\u63cf\u8ff0\u7279\u5b9a\u6a21\u614b\u7684\u50b3\u64ad\u3002<\/p>\n

\"\u5149\u5b78\u5c08\u984c-\u5149\u7e96\u5149\u67f5<\/a>

\u5716\u56db\u3001\u5e73\u9762\u6ce2\u5c0e\u7684\u4e0d\u9023\u7e8c\u6a21\u614b\u3001\u50b3\u64ad\u5e38\u6578\u3001\u7b49\u6548\u6298\u5c04\u7387<\/p><\/div>\n

\u4ee5\u5716\u4e94\u7684\u5149\u7e96\u5e03\u62c9\u683c\u5149\u67f5\u70ba\u4f8b\uff0c\u5716\u4e2d\u8868\u793a\u4e0d\u540c\u6a21\u614b\u7684\u50b3\u64ad\u5e38\u6578\u548c\u5149\u67f5\u7684\u76f8\u4f4d\u8abf\u5236\uff0c\u03b21\u70ba\u5149\u7e96\u4e2d\u7531\u5de6\u5f80\u53f3\u7684\u50b3\u64ad\u5e38\u6578\uff0c\u7b49\u6548\u6298\u5c04\u7387\u4ecb\u65bc\u73bb\u7483\u8986\u5c64\u8207\u6838\u5fc3\u4e4b\u9593\uff0c\u82e5\u8981\u7522\u751f\u53cd\u5411\u50b3\u64ad\u7684\u03b22\u6a21\u614b\uff0c\u5fc5\u9808\u52a0\u4e0a\u5149\u67f5\u7684\u76f8\u4f4d\u8abf\u5236\uff0c\u5176\u503c\u7b49\u65bc\u5982\u5716\u4e2d\u865b\u7dda\u7bad\u982d\u6240\u793a\uff0c\u53ef\u4ee5\u6c7a\u5b9a\u6240\u9700\u7684\u5149\u7e96\u5149\u67f5\u9031\u671f\u039b\u3002\u518d\u4e0b\u5716\u662f\u9577\u9031\u671f\u5149\u7e96\u5149\u67f5\uff0c\u53ef\u4ee5\u770b\u51fa\u865b\u7dda\u7bad\u982d\u8f03\u5149\u7e96\u5e03\u62c9\u683c\u5149\u67f5\u7684\u77ed\uff0c\u4ee3\u8868\u6240\u9700\u7684\u5149\u7e96\u5149\u67f5\u9031\u671f\u8f03\u5927\u3002\u85c9\u7531\u5716\u4e94\u7684\u5e6b\u52a9\uff0c\u53ef\u4ee5\u4f30\u7b97\u7279\u5b9a\u6ce2\u9577\u3001\u6a21\u614b\u4e0b\uff0c\u76f8\u4f4d\u8abf\u5236\u6240\u9700\u7684\u5149\u67f5\u9031\u671f\u3002<\/p>\n

\"\u5149\u5b78\u5c08\u984c-\u5149\u7e96\u5149\u67f5<\/a>

\u5716\u4e94\u3001\u5149\u7e96\u6a21\u614b\u8207\u5149\u67f5\u7684\u76f8\u4f4d\u5339\u914d\u8a08\u7b97<\/p><\/div>\n

\n

\u53c3\u8003\u6587\u737b\uff1a<\/p>\n

    \n
  1. \u6797\u7950\u7fa4\uff082013\uff09\u5fae\u5149\u7e96\u5e03\u62c9\u683c\u5149\u67f5\u7684\u88fd\u4f5c\u3002\u570b\u7acb\u81fa\u7063\u5927\u5b78\u5149\u96fb\u5de5\u7a0b\u5b78\u7814\u7a76\u6240\uff0c\u78a9\u58eb\u8ad6\u6587\u3002<\/li>\n
  2. Johnson, I. and D. Webb (2010) Polymer-fiber grating sensors<\/a>. SPIE Newroom<\/em>. doi:10.1117\/2.1201003.002867<\/li>\n
  3. Fiber Bragg grating | Wikipedia: http:\/\/en.wikipedia.org\/wiki\/Fiber_Bragg_grating<\/a><\/li>\n<\/ol>\n<\/div>","protected":false},"excerpt":{"rendered":"

    \u5149\u7e96\u5149\u67f5 (Optical Fiber Gratings) \u570b\u7acb\u81fa\u7063\u5927\u5b78\u5149\u96fb\u5de5\u7a0b\u5b78\u7814\u7a76\u6240 \u8a31\u4e16\u660c \u5149\u7e96\u5149\u67f5 \u5149…<\/p>\n","protected":false},"author":50,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,26,107],"tags":[11148,11146,11147,11143,11144,11145],"class_list":["post-76715","post","type-post","status-publish","format-standard","hentry","category-physics05","category-physics05-03","category-physics00","tag-fiber-sensors","tag-optical-communications-systems","tag-optical-fiber-gratings","tag-11143","tag-11144","tag-11145","loop-entry","cat-22","cat-26","cat-107","no-thumbnail"],"views":12152,"_links":{"self":[{"href":"http:\/\/localhost\/wp-json\/wp\/v2\/posts\/76715","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/localhost\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/localhost\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/users\/50"}],"replies":[{"embeddable":true,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/comments?post=76715"}],"version-history":[{"count":1,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/posts\/76715\/revisions"}],"predecessor-version":[{"id":85854,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/posts\/76715\/revisions\/85854"}],"wp:attachment":[{"href":"http:\/\/localhost\/wp-json\/wp\/v2\/media?parent=76715"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/categories?post=76715"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/localhost\/wp-json\/wp\/v2\/tags?post=76715"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}