{"id":13766,"date":"2016-05-18T17:00:14","date_gmt":"2016-05-18T09:00:14","guid":{"rendered":"\/\/m.iemloyee.com\/?p=13766"},"modified":"2016-05-19T17:00:59","modified_gmt":"2016-05-19T09:00:59","slug":"%e7%ba%b3%e7%b1%b3%e6%9d%90%e6%96%99%e6%96%b0%e8%bf%9b%e5%b1%95advanced-materials%ef%bc%9a%e7%ba%b3%e7%b1%b3%e6%8b%89%e8%83%80%e7%94%b5%e6%b5%86%e6%9d%90%e6%96%99","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=13766","title":{"rendered":"\u7eb3\u7c73\u6750\u6599\u65b0\u8fdb\u5c55Advanced Materials\uff1a\u8d1f\u6cca\u677e\u6bd4\u7eb3\u7c73\u62c9\u80c0\u7535\u6d46\u6750\u6599"},"content":{"rendered":"
\u5177\u6709\u8d1f\u6cca\u677e\u6bd4\u7684\u62c9\u80c0\u6750\u6599\u5728\u81ea\u7136\u754c\u4e2d\u662f\u6bd4\u8f83\u7f55\u89c1\u7684\uff0c\u5f53\u6750\u6599\u88ab\u7eb5\u5411\u62c9\u4f38\u65f6\uff0c\u5782\u76f4\u4e8e\u62c9\u5e94\u529b\u65b9\u5411\u4f1a\u53d1\u751f\u81a8\u80c0\uff0c\u800c\u4e0d\u662f\u53d1\u751f\u901a\u5e38\u7684\u6536\u7f29\uff0c\u4f18\u5f02\u7684\u529b\u5b66\u7279\u6027\u4f7f\u5176\u53ef\u5e94\u7528\u4e8e\u9632\u7206\u76fe\u53ca\u7c92\u5b50\u6ee4\u6ce2\u9886\u57df\u3002<\/p>\n
\u8fd1\u5e74\u6765\uff0c\u51e0\u6beb\u7c73\u5230\u51e0\u5341\u5fae\u7c73\u5b54\u5f84\u5927\u5c0f\u7684\u4eba\u9020\u5e73\u9762\u62c9\u80c0\u8d85\u6750\u6599\u5df2\u7ecf\u6709\u6240\u8fdb\u5c55\u3002\u62c9\u80c0\u6750\u6599\u7684\u5236\u5907\u8fc7\u7a0b\u7531\u5b54\u5f84\u51b3\u5b9a\uff0c\u5b54\u5f84\u4e0d\u5230100\u00b5m\u7684\u62c9\u80c0\u6750\u6599\u53ef\u7528\u663e\u5fae\u6280\u672f\u52a0\u5de5\uff0c\u5b54\u5f84\u4e0d\u8db310\u00b5m\u7684\u62c9\u80c0\u6750\u6599\u53ef\u7528\u6fc0\u5149\u523b\u8680\u6765\u5b9e\u73b0\uff0c\u4f46\u662f\u7eb3\u7c73\u7ea7\u522b\u7684\u62c9\u80c0\u6750\u6599\u7531\u4e8e\u5176\u5206\u8fa8\u7387\u7684\u9650\u5236\u4ee5\u53ca\u5b54\u7ed3\u6784\u7684\u590d\u6742\u6027\uff0c\u65e0\u6cd5\u4f7f\u7528\u8fd9\u4e9b\u6280\u672f\uff0c\u4f7f\u5f97\u7eb3\u7c73\u62c9\u80c0\u6750\u6599\u7684\u5236\u5907\u500d\u663e\u56f0\u96be\u3002<\/p>\n
\u8fd1\u65e5\uff0c\u82f1\u56fd\u5357\u5b89\u666e\u987f\u5927\u5b66\u5149\u7535\u5b50\u7814\u7a76\u4e2d\u5fc3\u7684Joao Valente\u7b49\u4f7f\u7528\u7eb3\u7c73\u8584\u819c\u6280\u672f\u9996\u6b21\u5236\u5907\u51fa\u4e86\u4e00\u79cd\u5177\u6709\u8d1f\u6cca\u677e\u6bd4\u7684\u7eb3\u7c73\u7535\u6d46\u6750\u6599\uff0c\u8be5\u6750\u6599\u540c\u65f6\u5177\u6709\u4e2d\u7ea2\u5916\u7eb3\u7c73\u5149\u5b66\u4e0a\u7535\u6d46\u8d85\u6750\u6599\u7684\u5149\u5b66\u4f18\u52bf\uff0c\u8fd8\u5177\u6709\u62c9\u80c0\u7eb3\u7c73\u6750\u6599\u7684\u529b\u5b66\u4f18\u52bf<\/strong>\u3002\u4ee5\u4e0b\u662f\u8be5\u6587\u732e\u56fe\u6587\u89e3\u8bfb\uff1a<\/p>\n \u56fe\u4e00 \u7f51\u72b6\u7eb3\u7c73\u7ebf\u8d85\u6750\u6599\u7684\u7535\u955c\u626b\u63cf\u56fe\u7247<\/strong><\/p>\n \u56fe\u4e00\u8868\u793a\u7684\u662f\u901a\u8fc7\u529b\u5b66\u523a\u6fc0\u5b9e\u73b0\u7684\u5177\u6709\u8d1f\u6cca\u677e\u6bd4\u7684\u7eb3\u7c73\u8d85\u6750\u6599\u7ed3\u6784\uff0c\u8be5\u8d85\u6750\u6599\u7531\u6c2e\u5316\u7845\u819c\u8868\u9762\u7684\u91d1\u5207\u5272\u800c\u6210\u3002\u663e\u5fae\u64cd\u7eb5\u5668\u7684\u5c16\u7aef\uff08100nm\uff09\u4f5c\u7528\u4e8e\u652f\u6491\u6881\u4e0a\u7684\u8d85\u6750\u6599(\u5de6\u4e0a\u89d2)\u3002\u8fd9\u6837\u7684\u7eb3\u7c73\u8d85\u6750\u6599\u5728\u7ea2\u5916\u5149\u8c31\u4e2d\u8868\u73b0\u51fa\u5f88\u5f3a\u7684\u7535\u6d46\u5171\u632f\u4ee5\u53ca\u4f18\u5f02\u7684\u62c9\u80c0\u529b\u5b66\u6027\u80fd\u3002<\/p>\n \u56fe\u4e8c (a-d)\u8868\u793a\u4e86\u4e0d\u540c\u5c3a\u5bf8\u7ef4\u6570\u7684\u8d85\u6750\u6599\u5b54\u5355\u5143\u7684\u4f38\u7f29\u7279\u5f81<\/strong>(a\u3001b)7\u00b5m\u00d75\u00b5m (c)1.8\u00b5m\u00d71.2\u00b5m \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0(d)900 nm\u00d7600 nm<\/strong><\/p>\n \u56fe\u4e8c\u8868\u793a\u7684\u662f\u4f7f\u7528\u9553\u805a\u7126\u79bb\u5b50\u675f\uff0830keV\uff09\u6cd5\uff0c\u5c0650nm\u6c2e\u5316\u7845\u8584\u819c\u8868\u9762\u768460nm\u539a\u7684\u91d1\u7535\u6d46\u5c42\u84b8\u9540\u5e76\u6c89\u79ef\u5230\u8702\u7a9d\u7ed3\u6784\u4e0a\uff0c\u8be5\u7ed3\u6784y\u65b9\u5411\u4e0a\u7531\u91d1\u8986\u76d6\u7684\u6c2e\u5316\u7845\u8584\u819c\u6240\u56fa\u5b9a\uff0c\u5728x\u65b9\u5411\u4e0a\u5219\u662f\u4e00\u4e2a\u5f39\u6027\u652f\u6491\u6881\uff0c\u4f7f\u8d85\u6750\u6599\u5728\u0433\u65b9\u5411\u4e0a\u53d1\u751f\u62c9\u80c0\uff0c\u5e76\u5728x\u65b9\u5411\u4e0a\u4f38\u7f29\u3002\u5b9e\u9a8c\u7684\u5e94\u53d8\u63a7\u5236\u57283%\u4ee5\u5185\uff0c\u5f53\u6a2a\u5411\u62c9\u4f38\u65f6\uff0c\u8f74\u5411\u6269\u5c55\uff1b\u6a2a\u5411\u6324\u538b\u65f6\uff0c\u8f74\u5411\u6536\u7f29\u3002\u4ed6\u4eec\u7684\u6cca\u677e\u6bd4\u6ee1\u8db3\u4e8e\uff1a\u03bdnarrow = \u22120.51 \u00b1 0.06 \u3001\u03bdwide = \u22120.34 \u00b1 0.09\u3002<\/p>\n \u56fe\u4e09 (a)\u5b54\u7ed3\u6784\u5355\u5143 (b\uff0cc)x\uff0cy\u5e94\u529b\u626b\u63cf\u7535\u955c\u56fe\u50cf<\/strong><\/p>\n \u5f53w << d\u65f6\uff0c\u8fd9\u4e2a\u5b54\u7ed3\u6784\u5355\u5143\u7684\u6cca\u677e\u6bd4\u63a5\u8fd1\u4e8e-1\uff0c\u800c\u5f53w \u2248 d\/4 \u548cw \u2248 d\/2\u65f6\uff0c\u6cca\u677e\u6bd4\u4f1a\u964d\u4f4e\u3002\u7531\u4e00\u4e2a\u7b80\u5355\u7684\u77e9\u5f62\u6676\u683c\u5355\u5143\u7535\u6c60\u6750\u6599\u884d\u5c04\u5165\u5c04\u8f90\u5c04\u7684\u6ce2\u957f\u901a\u5e38\u5c0f\u4e8e\u77e9\u5f62\u5355\u5143\u7684\u5c3a\u5bf8px\u548cpy\u3002\u7531\u4e8e\u7b49\u79bb\u5b50\u4f53\u8584\u819c\u7684\u5b58\u5728\uff0c\u8fd9\u79cd\u62c9\u80c0\u6750\u6599\u80fd\u4f53\u73b0\u51fa\u5178\u578b\u7684\u8d85\u6750\u6599\u7684\u7535\u78c1\u6027\u80fd\u3002\u91d1\u5c5e\u5fae\u7eb3\u7c73\u7ed3\u6784\u7684\u5149\u5b66\u6027\u8d28\u662f\u7531\u5c40\u90e8\u7b49\u79bb\u5b50\u4f53\u53cd\u5e94\u4f20\u5bfc\u7535\u5b50\u7684\u8026\u5408\u632f\u8361\u548c\u5165\u5c04\u5149\u5f15\u8d77\u7684\u7535\u78c1\u8fd1\u573a\u6240\u51b3\u5b9a\u7684\u3002<\/p>\n \u56fe\u56db \u00a0\u5355\u5143\u5c3a\u5bf8900 nm\u00d7600 nm\u7684\u7eb3\u7c73\u62c9\u80c0\u6750\u6599\u6a21\u62df\u4f20\u5bfc\uff08\u9ed1\u8272\uff09\u548c\u53cd\u5c04\uff08\u7ea2\u8272\uff09\u4e0e\u5149\u8c31<\/strong><\/p>\n \u7eb3\u7c73\u62c9\u80c0\u6750\u6599\u5728870 nm\u7684\u6ce2\u957f\u5904\u5177\u6709\u4e00\u4e2a\u72ed\u7a84\u7684\u5171\u632f\u5438\u6536\uff08\u53cd\u5c04\u6700\u5c0f\uff09\uff0c\u8fd9\u5bf9\u5e94\u4e8e\u4e00\u4e2a\u975e\u5bf9\u79f0\u7b49\u79bb\u5b50\u4f53\u7684\u6fc0\u53d1\uff0c\u79f0\u4e3a\u201c\u88ab\u56f0\u201d\u6a21\u5f0f\u3002\u8fd9\u4e9b\u53cd\u5bf9\u79f0\u7b49\u79bb\u5b50\u4f53\u7535\u6d41\u4e0d\u80fd\u6709\u6548\u8f90\u5c04\uff0c\u5176\u8f90\u5c04\u573a\u5728\u8fdc\u573a\u62b5\u6d88\uff0c\u56e0\u6b64\u7535\u78c1\u80fd\u91cf\u88ab\u62c9\u80c0\u6750\u6599\u201c\u56f0\u4f4f\u201d\uff0c\u8fd9\u5bfc\u81f4\u5927\u7ea650%\u7684\u7535\u6d46\u5171\u632f\u7684\u4e27\u5931\u3002\u5728\u6ce2\u957f\u4e3a970 nm\u65f6\uff0c\u6750\u6599\u6210\u4e3a\u9ad8\u53cd\u5c04\uff0c\u8fd9\u662f\u4e00\u4e2a\u5f3a\u6563\u5c04\u7535\u5076\u6781\u5b50\u6a21\u5f0f\u6240\u9020\u6210\u7684\u3002\u4e0e\u6b64\u76f8\u53cd\uff0c\u57281630 nm\u6ce2\u957f\uff08\u6807\u8bb0\u4e3aC\uff09\u7684\u53cd\u5c04\u51e0\u4e4e\u5b8c\u5168\u6d88\u5931\uff0c\u8fd9\u662f\u7531\u4e8e\u5176\u7eb3\u7c73\u7ed3\u6784\u7684\u975e\u5171\u632f\u6fc0\u53d1\u53cd\u5bf9\u79f0\u6240\u81f4\u3002<\/p>\n \u56fe\u4e94 \u00a0\u62c9\u80c0\u6750\u6599\u5bfc\u548c\u53cd\u5c04\u5149\u8c31(a)\u7a84\u7ebf\u5bbd\u5b54\u7ed3\u67847\u00b5m\u00d75\u00b5m \u00a0<\/strong>(b-d)\u5bbd\u7ebf\u5bbd\u5b54\u7ed3\u6784\uff08b\uff097\u00b5m\u00d7 5\u00b5m \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\uff08c\uff09 1.8\u00b5m\u00d71.2\u00b5m\uff0c\uff08d\uff09 900 nm\u00d7600 nm<\/strong><\/p>\n \u56fe\u4e94\u8868\u793a\u6240\u6709\u62c9\u80c0\u6750\u6599\u4e2d\u7684\u884d\u5c04\u90fd\u5177\u6709\u76f8\u4f3c\u7684\u8868\u9762\u7b49\u79bb\u5b50\u4f53\u5171\u632f\u4f20\u5bfc\u548c\u53cd\u5c04\u65b9\u5f0f\uff0c\u8fd9\u4e9b\u5171\u632f\u5149\u8c31\u7684\u5f3a\u5ea6\u53d6\u51b3\u4e8e\u7b49\u79bb\u5b50\u4f53\u5b54\u7ed3\u6784\u7684\u5c3a\u5bf8\u548c\u4ee5\u53ca\u91d1\u7684\u4ecb\u7535\u5e38\u6570\u3002\u7eb3\u7c73\u62c9\u80c0\u6750\u6599\u6240\u91cd\u6784\u7684\u592a\u8d6b\u5179\u5149\u5b50\u6750\u6599\u53ef\u8c03\u8282\u7eb3\u7c73\u8d85\u6750\u6599\u7684\u5149\u5b66\u5404\u5411\u5f02\u6027\u3002\u8fd9\u79cd\u5c0f\u578b\u5316\u9a71\u52a8\u7ed3\u6784\u53ef\u8c03\u8282\u901f\u5ea6\uff0c\u6709\u671b\u8fbe\u5230\u7eb3\u7c73\u7ea7\u5343\u5146\u8d6b\uff0c\u4e0e\u4f20\u7edf\u7684\u53ef\u91cd\u6784\u7ed3\u6784\u76f8\u6bd4\uff0c\u8be5\u62c9\u80c0\u6750\u6599\u6709\u66f4\u9ad8\u7684\u673a\u68b0\u6027\u80fd\uff0c\u5982\u6297\u75b2\u52b3\u3001\u6297\u538b\u7b49\u3002<\/p>\n \u603b\u7ed3\uff1a \u8be5\u6210\u679c\u8fd1\u671f\u53d1\u8868\u5728Advanced Materials<\/strong>\u4e0a\uff0c\u6587\u732e\u94fe\u63a5\uff1aNano- and Micro-Auxetic Plasmonic Materials<\/a>\u00a0\uff08Advanced Materials, 2016, DOI: 10.1002\/adma.201600088\uff09<\/strong><\/p>\n<\/p>\n
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\n<\/strong>
\n\u5177\u6709\u8d1f\u6cca\u677e\u6bd4\u7684\u7eb3\u7c73\u7535\u6d46\u62c9\u80c0\u8d85\u6750\u6599\u5177\u6709\u673a\u68b0\u548c\u7535\u78c1\u8d85\u6750\u6599\u7684\u590d\u5408\u6027\u80fd\u3002\u8be5\u6750\u6599\u5177\u6709\u62c9\u80c0\u6548\u5e94\uff08\u8f74\u5411\u62c9\u4f38\u65f6\u7eb5\u5411\u81a8\u80c0\uff09\uff0c\u5e76\u4e14\u5728\u4e2d\u7ea2\u5916\u5149\u8c31\u4e2d\u80fd\u540c\u65f6\u8fdb\u884c\u53cd\u5c04\u548c\u4f20\u5bfc\u3002<\/p>\n