{"id":20253,"date":"2016-06-17T14:50:07","date_gmt":"2016-06-17T06:50:07","guid":{"rendered":"\/\/m.iemloyee.com\/?p=20253"},"modified":"2016-06-17T16:22:28","modified_gmt":"2016-06-17T08:22:28","slug":"science%ef%bc%9a%e5%a4%a7%e5%9c%a3%e4%b8%83%e5%8d%81%e4%ba%8c%e5%8f%98%e4%b9%8b%e7%ba%a2%e5%a4%96%e5%85%89%e5%8f%98%e6%88%90%e5%8f%af%e8%a7%81%e5%85%89","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=20253","title":{"rendered":"Science\uff1a\u65b0\u6750\u6599\u5c06\u201c\u7ea2\u5916\u5149\u53d8\u6210\u53ef\u89c1\u5149\u201d"},"content":{"rendered":"

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\u8fd1\u65e5\uff0c\u5fb7\u56fd\u9a6c\u5c14\u5821\u5927\u5b66Nils Wilhelm Rosemann\u6559\u6388\u56e2\u961f\u7814\u53d1\u51fa\u4e86\u4e00\u79cd\u5316\u5408\u7269\uff0c\u5b83\u80fd\u5c06\u8fd1\u7ea2\u5916\u5149\u8f6c\u53d8\u6210\u5bbd\u6ce2\u6bb5\u7684\u767d\u5149\u3002<\/strong>\u8be5\u5de5\u4f5c\u5bf9\u751f\u6210\u53ef\u89c1\u5149\u63d0\u4f9b\u4e86\u4e00\u79cd\u5ec9\u4ef7\u3001\u6709\u6548\u7684\u624b\u6bb5\u3002\u6b64\u5916\uff0c\u8be5\u7269\u8d28\u6240\u53d1\u5c04\u7684\u8fd9\u79cd\u5149\u5b9a\u5411\u6027\u6781\u9ad8\uff0c\u8fd9\u5bf9\u9700\u8981\u9ad8\u5ea6\u7a7a\u95f4\u5206\u8fa8\u529b\u7684\u88c5\u7f6e\uff08\u5982\u663e\u5fae\u955c\uff09\u6216\u7528\u4e8e\u9ad8\u901a\u91cf\u88c5\u7f6e\uff08\u5982\u6295\u5f71\u7cfb\u7edf\uff09\u90fd\u662f\u7406\u60f3\u5c5e\u6027\u3002\u8be5\u5316\u5408\u7269\u7531\u9521\u548c\u786b\u7ec4\u6210\uff0c\u5177\u6709\u91d1\u521a\u77f3\u6837\u7684\u7ed3\u6784\uff0c\u901a\u8fc7\u6709\u673a\u914d\u4f53\u652f\u6491\u5305\u88f9\u3002\u5f53\u7528\u6fc0\u5149\u5c06\u8fd1\u7ea2\u5916\u5149\u6307\u5411\u5e76\u8fdb\u5165\u8be5\u5316\u5408\u7269\u65f6\uff0c\u5b83\u7684\u7ed3\u6784\u901a\u8fc7\u4e00\u79cd\u975e\u7ebf\u6027\u76f8\u4e92\u4f5c\u7528\u8fc7\u7a0b\u6539\u53d8\u4e86\u5149\u7684\u6ce2\u957f\uff0c\u4ece\u800c\u4ea7\u751f\u4e86\u4eba\u773c\u53ef\u89c1\u5149\u7ebf\u7684\u6ce2\u957f\u3002\u7814\u7a76\u8005\u6307\u51fa\uff0c\u8fd9\u79cd\u6696\u6027\u3001\u767d\u8272\u7684\u5149\u4e0e\u6807\u51c6\u7684\u94a8\u5364\u7d20\u5149\u6e90\uff082856\u5f00\u5c14\u6587\uff09\u6240\u53d1\u51fa\u7684\u5149\u975e\u5e38\u7c7b\u4f3c\uff0c\u5b83\u53ef\u6839\u636e\u7528\u6fc0\u5149\u6240\u6fc0\u53d1\u7684\u6c34\u5e73\u8fdb\u884c\u8c03\u6574\u3002\u8fd9\u4e00\u7814\u53d1\u6216\u7ed9\u5148\u8fdb\u7684\u5b9a\u5411\u7167\u660e\u6280\u672f\u5f00\u542f\u65b0\u7684\u9014\u5f84\uff0c\u5c24\u5176\u662f\u7528\u4e8e\u8fd9\u4e00\u7cfb\u7edf\u7684\u6750\u6599\u4ef7\u683c\u4f4e\u5ec9\u3001\u5bb9\u6613\u83b7\u53d6\u4e14\u80fd\u8f7b\u6613\u7f29\u653e\u5176\u89c4\u6a21\u3002<\/p>\n

\"1\"
\n\u56fe1<\/strong> \u5206\u5b50\u7ed3\u6784\u548c\u5916\u89c2\uff0c\u4ee5\u53ca\u4e0e\u53d1\u5c04\u5173\u8054\u7684\u989c\u8272\u6e29\u5ea6\u56fe\uff1a\uff08A\uff09\u91d1\u521a\u70f7\u7c7b\u7c07\u5408\u7269\uff0c\u9521\u539f\u5b50\u4e3a\u84dd\u8272\u7403\u4f53\uff0c\u786b\u539f\u5b50\u4e3a\u9ec4\u8272\u7403\u4f53\uff0c\u7070\u8272\u7ebf\u9876\u70b9\u4e3a\u78b3\u539f\u5b50\uff0c\u767d\u8272\u7aef\u70b9\u4e3a\u6c22\u539f\u5b50\uff1b\uff08B\uff09\u8be5\u5316\u5408\u7269\u7c89\u672b\u7684\u5149\u5b66\u7167\u7247\uff1b\uff08C\uff09\u5728800nm\u6fc0\u5149\u4eae\u6591\u6fc0\u52b1\u4f5c\u7528\u4e0b\uff0c\u5728\u4e24\u5c42\u73bb\u7483\u95f4\u7684\u5316\u5408\u7269\u7684\u5149\u5b66\u7167\u7247\uff1b\uff08D\uff09\u4e0d\u540c\u8fde\u7eed\u6fc0\u5149\u6fc0\u52b1\u4e0b\uff0c\u5316\u5408\u7269\u7684\u989c\u8272\u6e29\u5ea6\uff0c\u5df2\u7528\u5355\u4e2a\u7070\u8272\u70b9\u6807\u6ce8\uff1b\u4e0d\u540c\u6e29\u5ea6\u4e0b\u7406\u60f3\u9ed1\u4f53\u8f90\u5c04\u7279\u5f81\u7528\u5b9e\u7ebf\u6807\u6ce8\uff1b\u65b9\u5757\u70b9\u8868\u793a\u57282856K\u4e0b\uff0c\u6807\u51c6\u53d1\u5c04\u5668\u7684\u989c\u8272\u6e29\u5ea6\u3002<\/p>\n

\"2\"
\n\u56fe2<\/strong> \u5316\u5408\u7269\u7684\u53d1\u5c04\u7279\u5f81\uff1a\uff08A\uff09\u767d\u5149\u5149\u8c31\uff08\u767d\u8272\uff09\u548c980nm\u8fde\u7eed\u6ce2\u6fc0\u52b1\u6fc0\u5149\uff08\u7ea2\u8272\uff09\u7684\u9ad8\u5b9a\u5411\u7a7a\u95f4\u53d1\u5c04\u6a21\u5f0f\uff0c\u4e00\u4e2a\u5b8c\u7f8e\u6717\u4f2f\u53d1\u5c04\uff08\u7070\u8272\uff09\u5bc6\u5ea6\u5206\u5e03\u4f5c\u4e3a\u53c2\u8003\uff1b\uff08B\uff09980nm\u6cf5\u6d66\u5149\u6e90\u7684\u767d\u5149\u5149\u8c31\uff0c\u6cf5\u6d66\u529f\u7387\u8303\u56f4\u4e3a6mW\uff08\u6d45\u7070\u8272\u5b9e\u7ebf\uff09\u81f318mW\uff08\u9ed1\u8272\u5b9e\u7ebf\uff09\uff0c\u9ed1\u4f53\u8f90\u5c04\uff08T=5000K\uff0c\u865a\u7ebf\uff1bT=2856K\uff0c\u95f4\u9694\u70b9\uff09\u548c\u57fa\u4e8eGaN\u7684\u767d\u5149LED\uff08\u7a84\u70b9\uff09\u7684\u6807\u51c6\u5316\u66f2\u7ebf\u4f5c\u6bd4\u8f83\uff1b\uff08C\uff09\u767d\u5149\u8f93\u5165-\u8f93\u51fa\u7279\u6027\u7684\u53cc\u5bf9\u6570\u56fe\u3002<\/p>\n

\"3\"
\n\u56fe3<\/strong> \u5149\u8c31\u548c\u65f6\u95f4\u53d1\u5c04\u7279\u6027\u548c\u673a\u5236\uff1a\uff08A\uff09\u6807\u51c6\u5316\u7ebf\u6027\u5438\u6536\u5149\u8c31\uff08\u9ed1\u8272\uff09\uff0c\u5728\u57fa\u672c\u7535\u5b50\u8dc3\u8fc1\u80fd\u91cf\u4ee5\u4e0a\u7684UV\u6fc0\u52b1\u7684\u81ea\u53d1\u8f90\u5c04\uff08\u84dd\u8272\uff09\uff0c\u548c\u5728\u534a\u5bf9\u6570\u7ef4\u5ea6\u4e0b\uff0c\u7ea2\u5916\u6fc0\u5149\u9a71\u52a8\u7684\u767d\u5149\u53d1\u5149\u5149\u8c31\uff08\u7eff\u8272\uff09\uff1b\uff08B\uff09\u81ea\u53d1\u53d1\u5c04\uff08\u84dd\u8272\uff09\u8870\u51cf\u6bd4\u767d\u5149\uff08\u7eff\u8272\uff09\u663e\u8457\u5feb\uff1b\uff08C\uff09\u5728\u975e\u7b80\u8c10\u7535\u5b50\u57fa\u6001\u7535\u52bf\u4e0b\u7531\u4e8e\u7535\u5b50\u7684\u52a0\u901f\u8fd0\u52a8\u7684\u767d\u5149\u53d1\u5149\u8fc7\u7a0b\u793a\u610f\u56fe\uff08\u5b9e\u7ebf\uff09\uff1b\uff08D\uff09\u5b9e\u9a8c\u6d4b\u91cf\uff08\u56fa\u4f53\uff09\u548c\u7406\u8bba\u8ba1\u7b97\uff08\u865a\u7ebf\uff09\u540c\u65f6\u8868\u660e\u5316\u5408\u7269\u51fa\u8272\u7684\u767d\u5149\u53d1\u5c04\u5149\u8c31\uff1b\u6a21\u62df\u8ba1\u7b97\u4e0d\u5305\u62ec\u9a71\u52a8\u6fc0\u5149\u7684\u6563\u5c04\u90e8\u5206\uff08\u7070\u8272\u9634\u5f71\u533a\u57df\uff09\u3002<\/p>\n

\"4\"
\n\u56fe4<\/strong> \u5728GaAs\u886c\u5e95\u4e0a\u5bf9\u5316\u5408\u7269\u7684\u6210\u5206\u548c\u7ed3\u6784\u7684\u529f\u80fd\u5316\u8868\u5f81\uff1a\uff08A\uff09EDX\u5149\u8c31\u8868\u660e\u5b54\u72b6\u5316\u5408\u7269\u7684Sn\u5143\u7d20\u548cS\u5143\u7d20\u53ca\u6676\u4f53\u886c\u5e95\u7684Ga\u5143\u7d20\u548cAs\u5143\u7d20\u7684\u5206\u5e03\uff1b\uff08B\uff09\u81ea\u7ec4\u88c5\u5355\u5c42\u8868\u660e\u8be5\u5316\u5408\u7269\u7684\u957f\u7a0b\u5747\u5300\u6027\u548c\u7f3a\u4e4f\u4efb\u4f55\u53ef\u89c2\u5bdf\u7684\u7ed3\u6784\uff0c\u56e0\u6b64\u5316\u5408\u7269\u662f\u5b8c\u5168\u65e0\u5b9a\u5f62\u7684\uff1b\u8be5\u7ed3\u679c\u4e5f\u53ef\u4ee5\u4ece\u9ad8\u5206\u8fa8\u663e\u5fae\u955c\u7167\u7247\u4e2d\u770b\u51fa\uff0c\u5728\u663e\u5fae\u955c\u56fe\u7247\u53e0\u7f6e\u7684\u7f29\u653e\u7ed3\u6784\u6a21\u578b\u8bf4\u660e\u4e86\u8be5\u5316\u5408\u7269\u7684\u5c3a\u5bf8\u5927\u5c0f\uff1b\uff08C\uff09\u5728\u663e\u5fae\u955c\u56fe\u7247\u53f3\u8fb9\u53e0\u7f6e\u7684EDX\u626b\u63cf\u7ebf\u8868\u660e\u6837\u54c1\u7ec4\u6210\u6210\u5206\u7684\u5206\u5e03\u3002<\/p>\n

\u3010\u7ed3\u8bba\u3011
\n<\/strong>
\n\u9a6c\u5c14\u5821\u5927\u5b66Nils Wilhelm Rosemann\u6559\u6388\u56e2\u961f\u8bbe\u8ba1\u7684\u5316\u5408\u7269\u53ef\u4ee5\u88ab\u5236\u6210\u7ec6\u5c0f\u7684\u975e\u6676\u6001\u7c89\u672b\uff0c\u5177\u6709\u975e\u6325\u53d1\u6027\u3001\u7a7a\u6c14\u7a33\u5b9a\u548c\u70ed\u7a33\u5b9a\u6027\uff0c\u5728\u9ad8\u8fbe572\u534e\u6c0f\u5ea6\u4e0b\u4ecd\u5177\u6709\u5f88\u597d\u7684\u70ed\u7a33\u5b9a\u6027\u3002\u8be5\u5316\u5408\u7269\u6838\u5fc3\u7531\u65e0\u673a\u7eb3\u7c73\u6676\u4f53\u6784\u6210\uff0c\u8868\u9762\u5305\u88f9\u7740\u6709\u673a\u914d\u4f53\u3002\u5f53\u76f4\u63a5\u8fd1\u7ea2\u5916\u6fc0\u5149\u5149\u675f\u901a\u8fc7\u8be5\u5316\u5408\u7269\uff0c\u5176\u72ec\u7279\u7ed3\u6784\u5c06\u901a\u8fc7\u975e\u7ebf\u6027\u76f8\u4e92\u4f5c\u7528\u4f7f\u5149\u675f\u6ce2\u957f\u53d1\u751f\u6539\u53d8\uff0c\u51fa\u5c04\u5149\u675f\u53d8\u4e3a\u53ef\u89c1\u5149\u3002\u8be5\u53ef\u89c1\u5149\u8c31\u7c7b\u4f3c\u4e8e2900K\u7684\u94a8\u5364\u7d20\u706f\u989c\u8272\uff0c\u4f46\u662f\u4ecd\u7136\u4fdd\u6301\u4e86\u4f18\u5f02\u7684\u5149\u675f\u53d1\u6563\u5ea6\uff0c\u51fa\u5c04\u5149\u4ecd\u5177\u6709\u5f88\u597d\u7684\u65b9\u5411\u6027\uff0c\u53ef\u6ee1\u8db3\u663e\u5fae\u955c\u9ad8\u7a7a\u95f4\u5206\u8fa8\u7387\u6216\u6295\u5f71\u7cfb\u7edf\u9ad8\u541e\u5410\u91cf\u8981\u6c42\u3002\u8be5\u8fdb\u5c55\u5c06\u4e3a\u76f4\u63a5\u7167\u660e\u6280\u672f\u5f00\u8f9f\u65b0\u8def\u5f84\uff0c\u7279\u522b\u662f\u8be5\u7cfb\u7edf\u6750\u6599\u6210\u672c\u8f83\u4f4e\uff0c\u5bb9\u6613\u83b7\u5f97\uff0c\u5177\u6709\u5f88\u5f3a\u7684\u6269\u5c55\u6027\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aA highly efficient directional molecular white-light emitter driven by a continuous-wave laser diode <\/a>\uff08Science, 2016, DOI: 10.1126\/science.aaf6138\uff09<\/p>\n

\u76f8\u5173\u65b0\u95fb\u62a5\u9053\uff1aNew material converts invisible, infrared energy into visible light <\/a><\/p>\n

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