{"id":25361,"date":"2016-09-06T00:33:53","date_gmt":"2016-09-05T16:33:53","guid":{"rendered":"https:\/\/case.ntu.edu.tw\/blog\/?p=25361"},"modified":"2018-08-03T15:13:38","modified_gmt":"2018-08-03T07:13:38","slug":"%e3%80%90%e7%a9%8d%e9%ab%94%e5%85%89%e8%b7%af%e7%b3%bb%e5%88%97%e5%8d%81%e4%b8%80%e3%80%91%e9%ab%94%e7%a9%8d%e5%b0%8f%e5%8f%88%e8%83%bd%e6%95%b4%e5%90%88%e8%87%b3%e6%99%b6%e7%89%87%e8%a3%a1%e7%9a%84","status":"publish","type":"post","link":"https:\/\/case.ntu.edu.tw\/blog\/?p=25361","title":{"rendered":"\u3010\u7a4d\u9ad4\u5149\u8def\u7cfb\u5217\u5341\u4e00\u3011\u9ad4\u7a4d\u5c0f\u53c8\u80fd\u6574\u5408\u81f3\u6676\u7247\u88e1\u7684\u5149\u5075\u6e2c\u5668"},"content":{"rendered":"

\u25a0\u5149\u8a0a\u865f\u8f49\u6210\u96fb\u8a0a\u865f\u662f\u76ee\u524d\u5149\u5b78\u901a\u8a0a\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u74b0\uff0c\u5229\u7528\u91d1\u5c6c\u8207\u534a\u5c0e\u9ad4\u63a5\u9762\u88fd\u6210\u7684\u5149\u5075\u6e2c\u5668\u6709\u4ec0\u9ebc\u512a\u9ede\u5462\uff1f<\/strong><\/span><\/p>\n

\"(Graphics:
(Graphics: KIT)<\/figcaption><\/figure>\n

\u64b0\u6587\uff5c<\/strong>\u65b9\u7a0b\u6bc5<\/p>\n

\u5149\u5b50\u5f88\u53ef\u80fd\u662f\u4e0b\u500b\u4e16\u4ee3\u53d6\u4ee3\u96fb\u5b50\u9032\u884c\u904b\u7b97\u53ca\u8cc7\u6599\u50b3\u8f38\u7684\u5a92\u4ecb\uff0c\u6211\u5011\u719f\u77e5\u7684\u7a4d\u9ad4\u96fb\u8def\u5c07\u8b8a\u6210\u7a4d\u9ad4\u5149\u8def\u3002\u4f46\u8981\u9054\u6210\u5168\u5149\u5b50\u904b\u7b97\u4e26\u975e\u4e00\u8e74\u53ef\u5e7e\uff0c\u5728\u73fe\u6709\u7684\u79d1\u6280\u6c34\u5e73\u4e0b\u7528\u5149\u5b50\u9010\u6b65\u53d6\u4ee3\u96fb\u5b50\uff0c\u4e26\u767c\u5c55\u9ad8\u6548\u80fd\u96fb\u8f49\u5149\u53ca\u5149\u8f49\u96fb\u7684\u5143\u4ef6\u624d\u662f\u52d9\u5be6\u7684\u505a\u6cd5\u3002\u4e5f\u56e0\u6b64\uff0c\u5149\u96fb\u8f49\u63db\u7684\u5143\u4ef6\u5373\u662f\u73fe\u968e\u6bb5\u91cd\u8981\u7684\u7814\u7a76\u5c0d\u8c61\u3002\u672c\u7bc7\u5c07\u4ecb\u7d39\u4e00\u7a2e\u65b0\u7814\u767c\u7684\u5149\u5075\u6e2c\u5668\u2014PIPED (plasmonic internal photoemision detector)\u96fb\u6f3f\u5b50\u5167\u90e8\u5149\u767c\u5c04\u5075\u6e2c\u5668\u3002<\/p>\n

\u5728\u89e3\u91cbPIPED\u9019\u500b\u5143\u4ef6\u4e4b\u524d\uff0c\u6211\u5011\u5148\u4f86\u4e86\u89e3\u4e00\u4e0b\u5728\u5149\u5b78\u6676\u7247\u4e0a\u7684\u5149\u5075\u6e2c\u5668\u9808\u5177\u5099\u54ea\u4e9b\u689d\u4ef6\u3002\u8cc7\u6599\u50b3\u8f38\u53ca\u904b\u7b97\uff0c\u6700\u91cd\u8981\u7684\u5c31\u662f\u983b\u5bec(Bandwidth)\uff0c\u5149\u5b50\u4e4b\u6240\u4ee5\u6709\u6f5b\u529b\u53d6\u4ee3\u96fb\u5b50\u6b63\u662f\u56e0\u70ba\u5149\u5b50\u80fd\u9054\u5230\u7684\u983b\u5bec\u6bd4\u96fb\u5b50\u5927\uff0c\u4e5f\u56e0\u6b64\u5c07\u5149\u8f49\u6210\u96fb\u7684\u5149\u5075\u6e2c\u5668\u983b\u5bec\u4fbf\u683c\u5916\u91cd\u8981\uff1b\u7b2c\u4e8c\u662f\u97ff\u61c9\u6027(Responsivity)\uff0c\u97ff\u61c9\u6027\u5373\u70ba\u5149\u8f49\u6210\u96fb\u7684\u6548\u7387\uff0c\u5e38\u7528\u55ae\u4f4d\u70ba\u6bcf\u74e6\u5e7e\u5b89\u57f9(A\/W)\uff0c\u97ff\u61c9\u6027\u9ad8\u4ee3\u8868\u5149\u7684\u74e6\u6578\u4e0d\u7528\u5f88\u9ad8\u5373\u53ef\u4ee5\u8f49\u6210\u5920\u5927\u7684\u96fb\u6d41\uff1b\u7b2c\u4e09\u500b\u8981\u7d20\u662f\u5143\u4ef6\u5927\u5c0f\uff0c\u7a4d\u9ad4\u96fb\u8def\u4e4b\u6240\u4ee5\u8a95\u751f\u4fbf\u662f\u70ba\u4e86\u8981\u628a\u66f4\u591a\u7684\u5143\u4ef6\u653e\u9032\u6676\u7247\u4e2d\uff0c\u56e0\u6b64\u5143\u4ef6\u9ad4\u7a4d\u7576\u7136\u662f\u8d8a\u5c0f\u8d8a\u597d\u3002<\/p>\n

\u6211\u5011\u66fe\u5728\u7cfb\u5217\u56db\u53ca\u7cfb\u5217\u4e94\u8ac7\u5230\u6ce2\u9577\u7684\u9078\u64c7\u53ca\u6ce2\u95772\u03bcm\u7684\u5075\u6e2c\u5668\uff0c\u672c\u6587\u4ecb\u7d39\u7684\u5149\u5075\u6e2c\u5668\u662f\u91dd\u5c0d\u50b3\u8f38\u6ce2\u9577\u70ba1550nm\u7684\u5149\u5b50\u3002\u9019\u500b\u5143\u4ef6\u540d\u7a31\u70baPIPED (plasmonic internal photoemision detector)\u3002Plasmonic\u7a31\u70ba\u96fb\u6f3f\u5b50\uff0c\u662f\u91d1\u5c6c\u7684\u7279\u6b8a\u884c\u70ba\uff0c\u91d1\u5c6c\u5167\u90e8\u7684\u81ea\u7531\u96fb\u5b50\u6703\u6709\u4e00\u5b9a\u7684\u9707\u76ea\u983b\u7387\uff0c\u7576\u6b64\u9707\u76ea\u983b\u7387\u8ddf\u5165\u5c04\u96fb\u78c1\u6ce2(\u4e5f\u5c31\u662f\u5149)\u5171\u632f\u6642\uff0c\u91d1\u5c6c\u4fbf\u6703\u7522\u751f\u7279\u6b8a\u5438\u6536\uff0c\u81f3\u65bc\u5438\u6536\u4ec0\u9ebc\u80fd\u91cf\u7684\u5149\u5b50\u53d6\u6c7a\u65bc\u91d1\u5c6c\u7684\u7a2e\u985e\u3001\u5f62\u72c0\u53ca\u5468\u570d\u74b0\u5883\uff0c\u9019\u4e9b\u90fd\u662f\u5de5\u7a0b\u5e2b\u53ef\u4ee5\u9032\u884c\u8a2d\u8a08\u7684\u8b8a\u6578\u3002internal photoemission(\u5167\u90e8\u5149\u767c\u5c04)\u5247\u662f\u5728\u91d1\u5c6c\u8207\u534a\u5c0e\u9ad4\u4ea4\u754c\u9762\u7684\u884c\u70ba\u3002\u901a\u5e38\u91d1\u5c6c\u8ddf\u534a\u5c0e\u9ad4\u6703\u5f62\u6210\u856d\u7279\u57fa\u63a5\u9762(Schottky barrier)\uff0c\u4f46\u5916\u52a0\u96fb\u58d3\u82e5\u662f\u5920\u5927\u4e14\u534a\u5c0e\u9ad4\u5920\u8584\u6642\uff0c\u96fb\u5b50\u4fbf\u6709\u6a5f\u6703\u8d8a\u904e\u80fd\u969c\uff0c\u5f62\u6210\u96fb\u6d41\u3002<\/p>\n

PIPED\u7684\u7d50\u69cb\u5982\u5716\uff0c\u85cd\u8272\u662f\u57fa\u6750\u3001\u5f69\u8679\u72c0\u984f\u8272\u7684\u70ba\u77fd\uff0c\u4e5f\u5c31\u662f\u5149\u5b50\u884c\u9032\u7684\u5730\u65b9\uff0c\u9ec3\u8272\u7684\u5169\u7247\u91d1\u5c6c\uff0c\u4e00\u908a\u662f\u9226\u3001\u4e00\u908a\u662f\u91d1\u3002\u5149\u5b50\u6cbf\u8457\u5149\u6ce2\u5c0e\u7531\u53f3\u5411\u5de6\u8d70\uff0c\u7576\u91d1\u5c6c\u958b\u59cb\u51fa\u73fe\u6642\uff0c\u5149\u6703\u56e0\u70ba\u96fb\u6f3f\u5b50\u7684\u6548\u61c9\u800c\u6cbf\u8457\u91d1\u8207\u77fd\u7684\u4ecb\u9762\u8d70\uff0c\u4e26\u88ab\u91d1\u5438\u6536\uff0c\u88ab\u91d1\u5438\u6536\u7684\u96fb\u5b50\u518d\u56e0\u70ba\u5167\u90e8\u5149\u767c\u5c04\uff0c\u8f49\u63db\u6210\u96fb\u6d41(\u5982\u540c\u4e0a\u6bb5\u6240\u63d0\uff0c\u8981\u7522\u751f\u6b64\u73fe\u8c61\u5fc5\u9808\u5916\u52a0\u96fb\u58d3\uff0c\u4e14\u77fd\u5920\u8584)\u3002<\/p>\n

\u5149\u5b78\u6676\u7247\u4e3b\u9ad4\u70ba\u77fd\uff0c\u5229\u7528\u77fd\u505a\u6210\u7684\u5149\u6ce2\u5c0e\u5c31\u50cf\u96fb\u7dda\u5c0e\u5f15\u96fb\u5b50\u4e00\u6a23\uff0c\u56e0\u6b64\u77fd\u672c\u8eab\u4e26\u4e0d\u6703\u5438\u6536\u5149\u5b50\uff0c\u4f46\u5149\u5075\u6e2c\u5668\u7684\u539f\u7406\u537b\u662f\u6750\u6599\u5438\u6536\u5149\u5b50\u4e4b\u5f8c\u8f49\u6210\u96fb\u5b50\uff0c\u6240\u4ee5\u5fc5\u9808\u8981\u53e6\u5916\u627e\u5230\u5408\u9069\u7684\u6750\u6599\uff0c\u4e00\u822c\u4f86\u8aaa\u937a(Ge)\u6216\u7837\u5316\u92a6\u93b5(InGaAs)\u53ef\u4ee5\u5438\u6536\u6ce2\u9577\u70ba1550nm\u7684\u5149\u5b50\uff0c\u4f46\u8981\u5c07\u9019\u5169\u500b\u6750\u6599\u4ee5\u73fe\u6709\u7684\u534a\u5c0e\u9ad4\u5de5\u696d\u6280\u8853\u6574\u5408\u81f3\u77fd\u6676\u7247\u4e2d\u4e26\u4e0d\u5bb9\u6613\u3002\u53cd\u4e4b\uff0c\u91d1\u5c6c\u5728\u534a\u5c0e\u9ad4\u5de5\u696d\u4e2d\u662f\u5e38\u898b\u4e14\u88fd\u5099\u5bb9\u6613\u7684\u6750\u6599\uff0c\u53ea\u662f\u91d1\u5c6c\u53ea\u6703\u5438\u6536\u5149\u5b50\uff0c\u4e26\u4e0d\u50cf\u5176\u4ed6\u534a\u5c0e\u9ad4\u6750\u6599\u5177\u5099\u5c07\u5149\u5b50\u8f49\u6210\u96fb\u5b50\u7684\u80fd\u529b\u3002\u4e5f\u56e0\u6b64\uff0c\u5229\u7528\u91d1\u5c6c\u53ca\u534a\u5c0e\u9ad4\u63a5\u9762\u96fb\u6f3f\u5b50\u7684\u7279\u6027\uff0c\u8b93\u5149\u8d70\u5728\u6211\u5011\u60f3\u8981\u7684\u65b9\u5411\u4e0a\uff0c\u518d\u5229\u7528\u5167\u90e8\u5149\u767c\u5c04\u8b93\u8490\u96c6\u4f86\u7684\u5149\u5b50\u8f49\u63db\u6210\u96fb\u5b50\uff0c\u9032\u800c\u5b8c\u6210\u5438\u6536\u5149\u5b50\u8f49\u6210\u96fb\u5b50\u7684\u904e\u7a0b\u3002<\/p>\n

\u6839\u64da\u5be6\u9a57\u7d50\u679cPIPED\u7684\u983b\u5bec\u53ef\u4ee5\u9054\u523040GHz\/s\u3001\u97ff\u61c9\u5ea60.12A\/W\u3001\u5143\u4ef6\u5bec\u5ea6\u572875-200nm\u4e4b\u9593\uff0c\u53ef\u4ee5\u8aaa\u76f8\u7576\u7b26\u5408\u5149\u5075\u6e2c\u5668\u7684\u9700\u6c42\u3002\u9019\u500b\u7814\u7a76\u7531\u5fb7\u570b\u5361\u723e\u65af\u9b6f\u5384\u7406\u5de5\u5b78\u9662(Karlsruhe Institute of Technology (KIT))\u3001\u745e\u58eb\u8607\u9ece\u4e16\u806f\u90a6\u7406\u5de5\u5b78\u9662(ETH Z\u00fcrich)\u5408\u4f5c\u9032\u884c\uff0c\u7d50\u679c\u767c\u8868\u5728\u7f8e\u570b\u5149\u5b78\u5354\u6703Optica<\/em>\u671f\u520a\u4e0a\u3002<\/p>\n

\u539f\u59cb\u8ad6\u6587\uff1a<\/strong>Muehlbrandt, S., et al. \"Silicon-plasmonic internal-photoemission detector for 40 Gbit\/s data reception.\"\u00a0Optica<\/em>\u00a03.7 (2016): 741-747.<\/p>\n

\u53c3\u8003\u8cc7\u6599\uff1a<\/strong>Ultracompact Photodetector<\/a><\/p>\n

--<\/strong><\/span>
\n\u4f5c\u8005\uff1a\u65b9\u7a0b\u6bc5 \u79d1\u6559\u4e2d\u5fc3\u7279\u7d04\u5beb\u624b\uff0c\u5f9e\u4e8b\u79d1\u666e\u6587\u7ae0\u5beb\u4f5c\u3002<\/strong><\/span><\/p>\n

 <\/p>\n

\"\u52a0\u5165\u597d\u53cb\"<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

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