{"id":114487,"date":"2017-12-03T06:30:24","date_gmt":"2017-12-02T22:30:24","guid":{"rendered":"\/\/m.iemloyee.com\/?p=114487"},"modified":"2017-11-29T15:44:25","modified_gmt":"2017-11-29T07:44:25","slug":"%e5%bc%a0%e6%b8%85%e6%9d%b0%e5%9b%a2%e9%98%9fphys-rev-lett-%e7%ba%b3%e7%b1%b3%e5%ad%aa%e6%99%b6%e5%a2%9e%e5%bc%ba%e7%83%ad%e7%94%b5%e5%8d%8a%e5%af%bc%e4%bd%93insb%e7%9a%84%e6%9c%ba%e6%a2%b0","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=114487","title":{"rendered":"\u5f20\u6e05\u6770\u56e2\u961fPhys. Rev. Lett.: \u7eb3\u7c73\u5b6a\u6676\u589e\u5f3a\u70ed\u7535\u534a\u5bfc\u4f53InSb\u7684\u673a\u68b0\u5f3a\u5ea6"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

\u5728\u8fc7\u53bb\u7684\u4e8c\u5341\u5e74\u4e2d\uff0c\u70ed\u7535\uff08TE\uff09\u6750\u6599\u7684\u8f6c\u6362\u6548\u7387\uff08zT\uff09\u663e\u8457\u589e\u52a0\uff0c\u4f46\u5176\u5de5\u7a0b\u5e94\u7528\u53d7\u5230\u673a\u68b0\u6027\u80fd\u5dee\u7684\u9650\u5236\uff0c\u7279\u522b\u662f\u70ed\u7535\u6750\u6599\u5728\u670d\u5f79\u6761\u4ef6\u4e0b\u7684\u4f4e\u5f3a\u5ea6\u73b0\u8c61\uff0c\u662f\u70ed\u7535\u6750\u6599\u5546\u4e1a\u5e94\u7528\u7684\u91cd\u8981\u74f6\u9888\u3002\u5728\u70ed\u7535\u5668\u4ef6\u7684\u5de5\u7a0b\u5e94\u7528\u4e2d\uff0c\u6e29\u5ea6\u68af\u5ea6\u5faa\u73af\u8377\u8f7d\u4f5c\u7528\u4e0b\uff0c\u4e0d\u53ef\u907f\u514d\u7684\u70ed\u5e94\u529b\u5bb9\u6613\u5f15\u8d77\u6750\u6599\u6027\u80fd\u7684\u6025\u5267\u52a3\u5316\uff0c\u52a0\u901f\u70ed\u7535\u5668\u4ef6\u7684\u5931\u6548\u3002\u56e0\u6b64\uff0cTE\u6750\u6599\u9700\u8981\u4f18\u5f02\u7684\u673a\u68b0\u6027\u80fd\uff0c\u6bd4\u5982\u9ad8\u673a\u68b0\u5f3a\u5ea6\u548c\u97e7\u6027\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u6b66\u6c49\u7406\u5de5\u5927\u5b66\u5f20\u6e05\u6770<\/strong>\u6559\u6388\u56e2\u961f\u7684\u674e\u56fd\u680b\u535a\u58eb\u4e0e\u7f8e\u56fd\u897f\u5317\u5927\u5b66<\/strong>Jeff Snyder<\/strong>\u6559\u6388\u548c\u7f8e\u56fd\u5185\u534e\u8fbe\u5927\u5b66\u5b89\u742a\u6559\u6388<\/strong>\u7b49\u5408\u4f5c,\u4f7f\u7528\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\uff08DFT\uff09\u63ed\u793a\u4e86\u4e00\u79cd\u7531\u5b6a\u6676\u8fb9\u754c\uff08TBs\uff09\u5f15\u8d77\u7684\u70ed\u7535\u534a\u5bfc\u4f53InSb\u7684\u5f3a\u5ea6\u589e\u5f3a\u7684\u73b0\u8c61\u3002\u8be5\u7814\u7a76\u53d1\u8868\u4e8ePhysical Review Letters<\/strong>\uff0c\u9898\u4e3a\u201cEnhanced Strength Through Nanotwinning in the Thermoelectric Semiconductor InSb<\/strong>\u201d\u3002\u5b6a\u6676\u8fb9\u754c\u5f15\u8d77\u7684\u5f3a\u5316\u6548\u679c\u4f7f\u5f97InSb\u7406\u60f3\u6676\u4f53\u7684\u7406\u8bba\u526a\u5207\u5f3a\u5ea6\u63d0\u9ad8\u4e8611%\uff0c\u800c\u7406\u8bba\u5f3a\u5ea6\u88ab\u8ba4\u4e3a\u662f\u5b9e\u9645\u6750\u6599\u53ef\u8fbe\u5230\u5f3a\u5ea6\u7684\u4e0a\u9650\u3002DFT\u8ba1\u7b97\u7ed3\u679c\u8868\u660e\uff0c\u5b6a\u6676\u754c\u9762\u7684\u5b9a\u5411\u5171\u4ef7\u952e\u91cd\u7ec4\u53ef\u534f\u8c03\u7ed3\u6784\u5dee\u5f02\uff0c\u5bfc\u81f4\u7ed3\u6784\u53cd\u5bf9\u79f0\u62b5\u6297\u53d8\u5f62\uff0c\u540c\u65f6\u6709\u6548\u5730\u589e\u5f3a\u4e86\u5b6a\u6676\u754c\u9762\u7684\u521a\u5ea6,\u5728InSb\u7eb3\u7c73\u5b6a\u6676\u4e2d\u4ea7\u751f\u4e86\u663e\u8457\u589e\u5f3a\u7684\u5e94\u529b\u54cd\u5e94\u3002\u8be5\u5de5\u4f5c\u63ed\u793a\u4e86\u7eb3\u7c73\u5b6a\u6676\u70ed\u7535\u534a\u5bfc\u4f53\u7684\u53d8\u5f62\u673a\u5236\uff0c\u6709\u52a9\u4e8e\u5f00\u53d1\u9ad8\u53ef\u9760\u6027\u7684\u70ed\u7535\u5668\u4ef6\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u30113<\/strong><\/p>\n

\u56fe1. <\/strong>InSb<\/strong>\u5355\u6676\u548c\u7eb3\u7c73\u5b6a\u6676\u7684\u526a\u5207\u5e94\u529b<\/strong>\u2014<\/strong>\u5e94\u53d8\u5173\u7cfb\u548c\u539f\u5b50\u6784\u578b<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09InSb\u5355\u6676\u6cbf\u7740\u4e0d\u540c\u6ed1\u79fb\u7cfb\u7684\u5e94\u529b\u2014\u5e94\u53d8\u5173\u7cfb\u3002<\/p>\n

\uff08b\uff09InSb\u5355\u6676\u6cbf(111) \u27e8-1-12\u27e9\u6ed1\u52a8\u7cfb\u7684\u539f\u5b50\u6784\u578b\uff0c\u8be5\u7ed3\u6784\u5305\u542b24\u00d7In\u548c24\u00d7Sb\u539f\u5b50\u3002<\/p>\n

\uff08c\uff09InSb\u5355\u6676\u6cbf(111) \u27e811-2\u27e9\u6ed1\u79fb\u7cfb\u7684\u539f\u5b50\u6784\u578b\u3002<\/p>\n

\uff08d\uff09InSb\u7eb3\u7c73\u5b6a\u6676\u6cbf{111}\u9762\u7684\u5b6a\u6676\u7ed3\u6784\u3002\u8be5\u7ed3\u6784\u5305\u542b48\u00d7In\u548c48\u00d7Sb\u539f\u5b50\uff0c\u5b6a\u6676\u95f4\u8ddd\u662f1.0\u7eb3\u7c73\u3002<\/p>\n

\uff08e\uff09InSb\u7eb3\u7c73\u5b6a\u6676\u7684\u5e94\u529b\u2014\u5e94\u53d8\u5173\u7cfb\u548cInSb\u5355\u6676\u6cbf\u6700\u53ef\u80fd\u7684\u6ed1\u79fb\u7cfb(111) \u27e811-2\u27e9\u7684\u5bf9\u6bd4\u3002<\/p>\n

\u56fe2. \u5355\u6676<\/strong>InSb <\/strong>\u6cbf<\/strong>(111) <\/strong>\u27e8<\/strong>11-2<\/strong>\u27e9<\/strong>\u548c<\/strong>(111) <\/strong>\u27e8<\/strong>-1-12<\/strong>\u27e9<\/strong>\u6ed1\u79fb\u7cfb\u526a\u5207\u65f6\u7684\u7ed3\u6784\u5f62\u53d8\u548c\u5316\u5b66\u952e\u54cd\u5e94\u8fdb\u7a0b<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u5728(111) \u27e811-2\u27e9\u6ed1\u79fb\u7cfb\u7834\u574f\u524d\uff080.592\u526a\u5207\u5e94\u53d8\u4e0b\uff09\u7684\u7ed3\u6784\u3002 \uff08b\uff09\u5728(111) \u27e811-2\u27e9\u6ed1\u79fb\u7cfb\u7834\u574f\u5e94\u53d8\uff080.605\uff09\u65f6\u7684\u7ed3\u6784\u3002In2\u548cSb1\u539f\u5b50\u4e4b\u95f4\u7684\u865a\u7ebf\u8868\u793a\u5f31\u6216\u975e\u6210\u952e\u76f8\u4e92\u4f5c\u7528\u3002<\/p>\n

\uff08c\uff09\u968f\u7740(111) \u27e811-2\u27e9\u7cfb\u526a\u5207\u5e94\u53d8\u7684\u589e\u52a0\uff0c\u952e\u957f\uff08In1-Sb1\u548cIn2-Sb1\uff09\u548c\u952e\u89d2\uff08In3-Sb1-In2\u548cIn3-Sb1-In1\uff09\u7684\u53d8\u5316\u3002\u56fe2\uff08c\uff09\u4e2d\u7684\u7ea2\u8272\u865a\u7ebf\u8868\u793a\u7834\u574f\u524d\u7684\u5e94\u53d8\u3002<\/p>\n

\uff08d\uff09\u5728(111) \u27e8-1-12\u27e9\u6ed1\u79fb\u7cfb0.300\u526a\u5207\u5e94\u53d8\uff08\u5bf9\u5e94\u7684\u7406\u60f3\u526a\u5207\u5f3a\u5ea6\uff09\u4e0b\u7684\u7ed3\u6784\u3002<\/p>\n

\uff08e\uff09\u5728(111) \u27e8-1-12\u27e9\u7cfb\u7684\u7834\u574f\u5e94\u53d8\u4e3a0.491\u65f6\u7684\u7ed3\u6784\u3002<\/p>\n

\uff08f\uff09\u968f\u7740(111) \u27e8-1-12\u27e9\u7cfb\u526a\u5207\u5e94\u53d8\u7684\u589e\u52a0\uff0c\u952e\u957f\uff08In1-Sb1\u548cIn2-Sb1\uff09\u548c\u952e\u89d2\uff08In3-Sb1-In2\u548cIn3-Sb1-In1\uff09\u7684\u53d8\u5316\u3002<\/p>\n

\u56fe3. InSb<\/strong>\u7eb3\u7c73\u5b6a\u6676\u7684\u7ed3\u6784\u6f14\u53d8\u89c4\u5f8b<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff090.266\u526a\u5207\u5e94\u53d8\u4e0b\u5bf9\u5e94\u4e8e\u7406\u60f3\u526a\u5207\u5f3a\u5ea6\u7684\u7ed3\u6784\u3002<\/p>\n

\uff08b\uff090.277\u526a\u5207\u5e94\u53d8\u4e0b\u7684\u7ed3\u6784\u3002In2-Sb1\u5171\u4ef7\u952e\u65ad\u88c2\uff0c\u65b0\u7684In3-Sb1\u952e\u751f\u6210\uff0c\u4f7f\u4e0b\u534a\u90e8\u5206\u5de6\u79fb\u4e00\u4e2a\u201cIn-Sb\u516d\u8fb9\u5f62\u201d\u3002<\/p>\n

\uff08c\uff09\u5728\u7ed3\u6784\u91cd\u6392\u524d\uff0c0.438\u526a\u5e94\u53d8\u4e0b\u7684\u7ed3\u6784\u3002<\/p>\n

\uff08d\uff09\u57280.448\u526a\u5207\u5e94\u53d8\u4e0b\u7684\u7ed3\u6784\u3002In3-Sb1\u5171\u4ef7\u952e\u65ad\u88c2\uff0c\u65b0\u7684In4-Sb1\u952e\u5f62\u6210\uff0c\u4f7f\u4e0b\u534a\u90e8\u5206\u5de6\u79fb\u4e00\u4e2a\u201cIn-Sb\u516d\u8fb9\u5f62\u201d\u3002<\/p>\n

\uff08e\uff09\u7ed3\u6784\u7834\u574f\u524d\uff0c0.623\u526a\u5207\u5e94\u53d8\u4e0b\u7684\u7ed3\u6784\u3002<\/p>\n

\uff08f\uff09\u5931\u6548\u5e94\u53d80.634\u65f6\u7684\u7ed3\u6784\u3002In4-Sb1\u5171\u4ef7\u952e\u65ad\u88c2\uff0c\u5f62\u6210\u4e00\u4e2a\u65b0\u7684In1-Sb1\u952e\uff0c\u4f7f\u4e0b\u534a\u90e8\u5206\u518d\u5de6\u79fb\u4e00\u4e2a\u201cIn-Sb\u516d\u8fb9\u5f62\u201d\u3002\u5b6a\u6676\u7ed3\u6784\u4e2d\u7684In5-Sb2\u952e\u65ad\u88c2\uff0c\u540c\u65f6In5-Sb5\u952e\u5f62\u6210\uff0c\u526a\u5207\u5e94\u529b\u5b8c\u5168\u91ca\u653e\uff0c\u81f4\u4f7f\u7ed3\u6784\u7834\u574f\u3002<\/p>\n

\u56fe4. \u53cc\u8f74\u526a\u5207\u5f62\u53d8\u7684<\/strong>InSb<\/strong>\u7eb3\u7c73\u5b6a\u6676\u548c\u7406\u60f3\u6676\u4f53\u7684\u5e94\u529b\u54cd\u5e94\u548c\u539f\u5b50\u6784\u578b<\/strong><\/p>\n

 <\/p>\n

\"\"<\/p>\n

\u7406\u60f3\u6676\u4f53\u6cbf(111) \u27e811-2\u27e9\u6ed1\u52a8\u7cfb\u526a\u5207\u3002<\/p>\n

\uff08a\uff09\u526a\u5207\u5e94\u529b\u4e0e\u526a\u5207\u5e94\u53d8\u5173\u7cfb\u3002<\/p>\n

\uff08b\uff09\u7834\u574f\u524d\u7684\u7406\u60f3\u6676\u4f53\u57280.311\u5e94\u53d8\u4e0b\u7684\u539f\u5b50\u7ed3\u6784\u3002<\/p>\n

\uff08c\uff09\u7406\u60f3\u6676\u4f53\u5728\u7834\u574f\u5e94\u53d8\u4e3a0.323\u7684\u539f\u5b50\u7ed3\u6784\u3002<\/p>\n

\uff08d\uff09\u7834\u574f\u524d\u7684InSb\u7eb3\u7c73\u5b6a\u6676\u57280.177\u5e94\u53d8\u4e0b\u7684\u539f\u5b50\u7ed3\u6784\u3002<\/p>\n

\uff08e\uff09InSb\u7eb3\u7c73\u5b6a\u6676\u57280.187\u5e94\u53d8\u4e0b\u7684\u5931\u6548\u7ed3\u6784\u3002<\/p>\n

\u00a0<\/strong>\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n

\u8be5\u7814\u7a76\u5229\u7528DFT\u7814\u7a76\u4e86\u7eb3\u7c73\u5b6a\u6676\u5bf9InSb\u5171\u4ef7\u70ed\u7535\u534a\u5bfc\u4f53\u529b\u5b66\u6027\u80fd\u7684\u5f71\u54cd\uff0c\u8bc1\u5b9e\u4e86\u901a\u8fc7\u63a7\u5236\u5b6a\u6676\u754c\u9762\u7684\u5e73\u9762\u7f3a\u9677\uff0cInSb\u7684\u672c\u5f81\u673a\u68b0\u5f3a\u5ea6\u53ef\u4ee5\u63d0\u9ad811\uff05\u3002\u8fd9\u79cd\u5f3a\u5316\u6765\u6e90\u4e8e\u7eb3\u7c73\u5b6a\u6676\u7ed3\u6784\u7684\u4e0a\u534a\u548c\u4e0b\u534a\u90e8\u5206\u7684\u5404\u5411\u5f02\u6027\u526a\u5207\u5e94\u529b\u54cd\u5e94\uff0c\u4ee5\u53ca\u7531\u4e8e\u7eb3\u7c73\u5b6a\u6676\u754c\u9762\u7684\u5b9a\u5411\u5171\u4ef7\u952e\u91cd\u6392\u800c\u5bfc\u81f4\u7684\u7ed3\u6784\u521a\u6027\u7684\u589e\u5f3a\u3002\u8fd9\u79cd\u5f3a\u5316\u673a\u5236\u5e94\u8be5\u9002\u7528\u4e8e\u5177\u6709\u7c7b\u4f3c\u6676\u4f53\u7ed3\u6784\u7684\u5176\u4ed6\u4f4e\u5f3a\u5ea6\u534a\u5bfc\u4f53\uff0c\u4f8b\u5982GaAs\u548cZnSe\uff0c\u4ee5\u53ca\u53ef\u80fd\u5177\u6709\u8fd9\u79cd\u7eb3\u7c73\u5b6a\u6676\u7684\u5176\u4ed6\u4f4e\u5f3a\u5ea6\u6750\u6599\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a <\/strong>Enhanced Strength Through Nanotwinning in the Thermoelectric Semiconductor InSb <\/a>(Physical Review Letters, 2017, DOI: 10.1103\/PhysRevLett.119.215503)<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u8ba1\u7b97\u6750\u6599\u7ec4Annay\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n

\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u7f16\u8f91\u90e8\u5927\u5bb6\u5ead<\/a>\u3002<\/p>\n

\u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com\u3002<\/p>\n

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