{"id":172284,"date":"2019-04-11T06:01:18","date_gmt":"2019-04-10T22:01:18","guid":{"rendered":"\/\/m.iemloyee.com\/?p=172284"},"modified":"2019-04-10T20:01:28","modified_gmt":"2019-04-10T12:01:28","slug":"%e9%ab%98%e5%a4%a7%e4%b8%8a%e7%9a%84%e5%8e%9f%e4%bd%8d%ef%bc%88in-situ%ef%bc%89%e9%80%8f%e5%b0%84%e7%94%b5%e5%ad%90%e6%98%be%e5%be%ae%e5%ad%a6%e6%80%8e%e4%b9%88%e7%99%bb%e4%b8%8a","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=172284","title":{"rendered":"\u201c\u9ad8\u5927\u4e0a\u201d\u7684\u539f\u4f4d\uff08in-situ\uff09\u900f\u5c04\u7535\u5b50\u663e\u5fae\u5b66\u600e\u4e48\u767b\u4e0a\u9876\u520a"},"content":{"rendered":"<p>\u539f\u4f4d\u900f\u5c04\u7535\u5b50\u663e\u5fae\u5b66\uff08in-situ 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Kaiser\u4e0e\u9a6c\u666e\u6240\u7684Matthias K\u00fchne\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09\u901a\u8fc7\u539f\u4f4d\u4f4e\u538b\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\u7814\u7a76Li\u5728\u53cc\u5c42\u77f3\u58a8\u70ef\u4e2d\u7684\u53ef\u9006\u5d4c\u5165\uff0c\u5e76\u5f97\u5230\u4e86\u7535\u5b50\u80fd\u91cf\u635f\u5931\u8c31\u548c\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\u8ba1\u7b97\u7684\u652f\u6301\u3002<\/p>\n<p>\u5b9e\u9a8c\u4e2d\u7684\u5668\u4ef6\u88c5\u7f6e\u7531\u8986\u76d6Si<sub>3<\/sub>N<sub>4<\/sub>\u7684\u7845\u886c\u5e95\u652f\u6491\uff0c\u4f7f\u7528\u7684\u53cc\u5c42\u77f3\u58a8\u70ef\u7247\u4ece\u5929\u7136\u77f3\u58a8\u4e0a\u5265\u843d\u3002\u88c5\u7f6e\u7684\u4e00\u4fa7\u901a\u8fc7Li\u79bb\u5b50\u5bfc\u7535\u56fa\u4f53\u805a\u5408\u7269\u7535\u89e3\u8d28\uff08\u5df2\u7ecf\u5c01\u88c5\u5728\u8584SiO<sub>2<\/sub>\u5c42\u4e2d\u4ee5\u907f\u514d\u88ab\u6c27\u5316\uff09\u8fde\u63a5\u5230Si<sub>3<\/sub>N<sub>4<\/sub>\u8868\u9762\u7684\u7535\u6781\u4e0a\u3002\u5d4c\u5165\u53cc\u5c42\u77f3\u58a8\u70ef\u4e2d\u7684Li\u5feb\u901f\u5730\u6a2a\u5411\u6269\u6563\uff0c\u5b9e\u73b0\u4e86\u5747\u5300\u5206\u5e03\u3002\u56e0\u6b64\uff0c\u53ef\u4ee5\u901a\u8fc7\u539f\u4f4d\u900f\u5c04\u7535\u955c\u7814\u7a76\u5176\u5728\u4e0e\u7535\u89e3\u8d28\u5b8c\u5168\u5206\u79bb\u7684\u533a\u57df\u4e2d\u7684\u6709\u5e8f\u6027\uff0c\u5e76\u907f\u514d\u7535\u89e3\u8d28\u66b4\u9732\u4e8e\u7535\u5b50\u675f\u800c\u5f71\u54cd\u89c2\u6d4b\u3002\u5728TEM\u53ef\u4ee5\u89c2\u6d4b\u7684\u533a\u57df\uff0c\u53cc\u5c42\u77f3\u58a8\u70ef\u60ac\u6d6e\u5728Si<sub>3<\/sub>N<sub>4<\/sub>\u819c\u7684\u5b54\u4e0a\u3002\u5f53Li\u539f\u5b50\u4ece\u8986\u76d6\u7740\u72ed\u957f\u53cc\u5c42\u77f3\u58a8\u70ef\u4e00\u7aef\u7684\u7535\u5316\u5b66\u7535\u6c60\u4e2d\u8fdc\u7a0b\u63d2\u5165\u65f6\uff0c\u6211\u4eec\u89c2\u5bdf\u5230Li\u539f\u5b50\u5728\u4e24\u4e2a\u78b3\u7247\u4e4b\u95f4\u5448\u73b0\u591a\u5c42\u7d27\u5bc6\u5806\u79ef\u7684\u6392\u5217\uff0c\u5176\u9502\u50a8\u5b58\u5bb9\u91cf\u8fdc\u8fdc\u8d85\u8fc7LiC<sub>6<\/sub>\u5f62\u6210\u65f6\u7684\u9884\u671f\uff08LiC<sub>6<\/sub>\u662f\u5df2\u77e5\u7684\u5728\u6b63\u5e38\u6761\u4ef6\u4e0b\u9502\u5d4c\u5165\u5757\u72b6\u77f3\u58a8\u78b3\u4e2d\u7684\u6700\u5bc6\u6784\u578b\uff09\u3002<\/p>\n<p>\u56fe1 \u539f\u4f4dTEM\u8868\u5f81<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-172362 size-full aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72471-6.png\" alt=\"\" width=\"603\" height=\"817\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72471-6.png 603w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72471-6-221x300.png 221w\" sizes=\"(max-width: 603px) 100vw, 603px\" \/><\/p>\n<p>(a)-(c)\u900f\u5c04\u7535\u955c\u56fe\u50cf\u663e\u793a\u9502\u5316\u8fc7\u7a0b\u4e2d\u53cc\u5c42\u77f3\u58a8\u70ef\u4e4b\u95f4\u5f62\u6210\u7684Li\u7684\u4f20\u64ad\u524d\u6cbf\uff08\u767d\u8272\u865a\u7ebf\uff09\uff1b(d)-(g)\u7ed9\u51fa\u4e86(b)\u56fe\u7684\u8be6\u7ec6\u8fc7\u7a0b\uff1b(h)(i)\u5206\u522b\u662f(b)(g)\u65b9\u6846\u533a\u57df\u7684\u653e\u5927\u56fe\uff0c\u663e\u793a\u4e86Li\u7684\u8fb9\u754c\uff1b(j)\u663e\u793a\u4e86\u9502\u5316\u524d\uff08\u84dd\u8272\uff09\u548c\u9502\u5316\u8fc7\u7a0b\u4e2d\uff08\u9ec4\u8272\uff09\u7684\u7535\u5b50\u80fd\u91cf\u635f\u5931\u8c31\u3002<\/p>\n<p>\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201cReversible superdense ordering of lithium between two graphene sheets\u201d\u4e3a\u9898\u53d1\u8868\u4e8eNature\u6742\u5fd7\u3002\uff08Nature. 2018, DOI:\u00a010.1038\/s41586-018-0754-2\uff09<\/p>\n<p><strong><b>\u4e8c\u3001\u539f\u4f4d\u529b\u5b66\u7814\u7a76<\/b><\/strong><\/p>\n<p>\u00a0\u6676\u754c\u8fc1\u79fb\u5728\u7eb3\u7c73\u6676\u548c\u591a\u6676\u6750\u6599\u7684\u5f62\u53d8\u4e2d\u5177\u6709\u666e\u904d\u610f\u4e49\uff0c\u4f46\u5728\u539f\u5b50\u5c3a\u5ea6\u4e0a\u5bf9\u8fc1\u79fb\u673a\u5236\u7684\u5168\u9762\u4e86\u89e3\u4ecd\u7136\u5f88\u5c11\uff0c\u5bf9\u5176\u8fdb\u884c\u7814\u7a76\u6709\u52a9\u4e8e\u5bf9\u6750\u6599\u529b\u5b66\u6027\u80fd\u8c03\u63a7\u7684\u7406\u89e3\u3002<\/p>\n<p>2019\u5e741\u6708\uff0c\u6d59\u6c5f\u5927\u5b66\u6750\u6599\u79d1\u5b66\u4e0e\u5de5\u7a0b\u5b66\u9662\u5f20\u6cfd\u9662\u58eb\u3001\u738b\u6c5f\u4f1f\u7814\u7a76\u5458\u7b49\u7ed3\u5408\u5148\u8fdb\u7684\u539f\u4f4d\u7535\u955c\u6280\u672f\u548c\u5206\u5b50\u52a8\u529b\u5b66\u6a21\u62df\uff0c\u4ece\u539f\u5b50\u5c3a\u5ea6\u7ea7\u522b\u63ed\u793a\u4e86\u5207\u5e94\u529b\u4f5c\u7528\u4e0bdisconnection\u673a\u5236\u4e3b\u5bfc\u7684\u6676\u754c\u8fc1\u79fb\u884c\u4e3a\uff0c\u00a0\u8fdb\u4e00\u6b65\u53d1\u5c55\u548c\u5b8c\u5584\u4e86\u6676\u754c\u53d8\u5f62\u7406\u8bba\uff0c\u4e3a\u901a\u8fc7\u6676\u754c\u7ed3\u6784\u8c03\u63a7\u4f18\u5316\u6750\u6599\u529b\u5b66\u6027\u80fd\u63d0\u4f9b\u4e86\u65b0\u601d\u8def\u3002<\/p>\n<p>\u4f5c\u8005\u501f\u52a9\u7403\u5dee\u6821\u6b63\u7535\u5b50\u663e\u5fae\u955c\u548c\u529b-\u7535\u8026\u5408\u539f\u4f4d\u6837\u54c1\u6746\uff0c\u7ecf\u8fc7\u7cbe\u5de7\u7684\u5b9e\u9a8c\u8bbe\u8ba1\uff0c\u5b9e\u73b0\u4e86\u72ec\u7279\u7684\u539f\u4f4d\u529b\u5b66\u5b9e\u9a8c\u65b9\u6cd5\uff0c\u5236\u5907\u51fa\u542b\u6709\u5404\u79cd\u7c7b\u578b\u6676\u754c\u7684\u91d1\u5c5e\u7eb3\u7c73\u6750\u6599\u7ed3\u6784\u3002\u4f5c\u8005\u7528\u7cbe\u786e\u63a7\u5236\u539f\u4f4d\u6837\u54c1\u6746\u7684\u79fb\u52a8\u7aef\uff0c\u6210\u529f\u505a\u5230\u4e86\u7a33\u5b9a\u539f\u4f4d\u7684\u526a\u5207\u52a0\u8f7d\uff0c\u5e76\u4f7f\u7528\u9ad8\u901f\u76f8\u673a\u5b9e\u65f6\u6355\u6349\u6750\u6599\u53d8\u5f62\u65f6\u7684\u6676\u754c\u7ed3\u6784\u52a8\u6001\u6f14\u5316\uff0c\u4ece\u539f\u5b50\u5c3a\u5ea6\u63ed\u793a\u4e86\u526a\u5207\u5e94\u529b\u4f5c\u7528\u4e0b\u4e0d\u540c\u7ed3\u6784\u7684\u6676\u754c\u901a\u8fc7disconnection\u5f62\u6838\u3001\u6ed1\u79fb\u548c\u4ea4\u4e92\u4f5c\u7528\u5b9e\u73b0\u5f80\u590d\u8fc1\u79fb\u7684\u4e00\u822c\u673a\u5236\uff0c\u5e76\u5728\u4e00\u7cfb\u5217\u5b9e\u9a8c\u4e2d\u9a8c\u8bc1\u4e86\u8be5\u8fc1\u79fb\u673a\u5236\u7684\u666e\u9002\u6027\uff0c\u5b8c\u5584\u4e86\u76ee\u524d\u5bf9\u4e8e\u6676\u754c\u53d8\u5f62\u884c\u4e3a\u7684\u8ba4\u8bc6\u3002<\/p>\n<p>\u56fe2 disconnection\u5728\u590d\u6742\u6676\u754c\u7ed3\u6784\u5851\u6027\u53d8\u5f62\u4e2d\u7684\u4f5c\u7528\u673a\u5236<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-172363 size-full aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72472-6.png\" alt=\"\" width=\"600\" height=\"270\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72472-6.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72472-6-300x135.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a)\u7eb3\u7c73\u6676\u4f53\u4e2d\u7684\u4e09\u53c9\u6676\u754c\u7ed3\u6784\uff1b(b)-(c)Disconnection 1\u4ece\u4e09\u53c9\u6676\u754c\u5904\u5f62\u6838\u5e76\u5728GB2\u4e0a\u6ed1\u79fb\uff0c\u5bfc\u81f4\u76f8\u5e94\u7684\u6676\u754c\u8fc1\u79fb\uff1b(d)-(f)\u591a\u4e2aDisconnection\u8fde\u7eed\u4ece\u4e09\u53c9\u6676\u754c\u5904\u5f62\u6838\uff0c\u5e76\u5728GB2\u4e0a\u6ed1\u79fb\uff0c\u5bfc\u81f4GB2\u7684\u5927\u5e45\u5ea6\u8fc1\u79fb<\/p>\n<p>\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201cIn situ atomistic observation of disconnection-mediated grain boundary migration\u201d\u4e3a\u9898\u53d1\u8868\u4e8enature communications\u6742\u5fd7\u3002\uff08nature communications. 2018, DOI: 10.1038\/s41467-018-08031-x\uff09<\/p>\n<p><strong><b>\u4e09\u3001\u539f\u4f4d\u70ed\u5b66\u7814\u7a76<\/b><\/strong><\/p>\n<p>\u534a\u5bfc\u4f53\u7eb3\u7c73\u7ebf\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u4f4e\u7ef4\u4eba\u5de5\u5fae\u7ed3\u6784\uff0c\u5177\u6709\u5176\u72ec\u7279\u7684\u4f18\u70b9\uff1a(1)\u4e0e\u91cf\u5b50\u70b9\u76f8\u6bd4\uff0c\u7eb3\u7c73\u7ebf\u662f\u7535\u8377\u4f20\u8f93\u7684\u6700\u5c0f\u8f7d\u4f53\uff1b(2)\u4e0e\u7eb3\u7c73\u78b3\u7ba1\u76f8\u6bd4\uff0c\u7eb3\u7c73\u7ebf\u5177\u6709\u6750\u6599\u5316\u5b66\u6210\u5206\u9009\u62e9\u7684\u4e30\u5bcc\u591a\u6837\u6027\uff1b(3)\u4e0e\u4f53\u6750\u6599\u76f8\u6bd4\uff0c\u7eb3\u7c73\u7ebf\u5177\u6709\u663e\u8457\u7684\u8868\u9762\u6548\u5e94\/\u5c3a\u5bf8\u6548\u5e94\uff1b(4)\u7eb3\u7c73\u7ebf\u4e0d\u4ec5\u53ef\u4ee5\u4f5c\u4e3a\u5355\u5143\u5668\u4ef6\uff0c\u4e5f\u53ef\u4ee5\u4f5c\u4e3a\u4e92\u8054\u5bfc\u7ebf\u3002\u56e0\u6b64\uff0c\u7eb3\u7c73\u7ebf\u4e0d\u4ec5\u662f\u7814\u7a76\u5c0f\u5c3a\u5ea6\u4e16\u754c\u79d1\u5b66\u89c4\u5f8b\u7684\u7406\u60f3\u7814\u7a76\u5bf9\u8c61\uff0c\u4e5f\u662f\u6784\u9020\u590d\u6742\u7eb3\u7c73\u7ed3\u6784\u4e0e\u7eb3\u7c73\u5668\u4ef6\u7684\u7406\u60f3\u6784\u9020\u57fa\u5143\u3002\u6b63\u56e0\u4e3a\u5982\u6b64\uff0c\u5176\u751f\u957f\u8fc7\u7a0b\u548c\u52a8\u529b\u5b66\u884c\u4e3a\u662f\u5f53\u524d\u7684\u7814\u7a76\u70ed\u70b9\u4e4b\u4e00\u3002<\/p>\n<p>2018\u5e7410\u6708\uff0c\u534e\u4e2d\u79d1\u6280\u5927\u5b66\u9ad8\u4e49\u534e\u6559\u6388\u4e0e\u6fb3\u5927\u5229\u4e9a\u6606\u58eb\u5170\u5927\u5b66\u90b9\u8fdb\u6559\u6388\u7b49\u4eba\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09\u901a\u8fc7\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\u7684\u539f\u4f4d\u52a0\u70ed\u7814\u7a76\uff0c\u5728\u50ac\u5316\u5242\/\u7eb3\u7c73\u7ebf\u754c\u9762\u4e0a\u89c2\u5bdf\u5230InAs\u7eb3\u7c73\u7ebf\u4ece\u7ea4\u950c\u77ff\u7ed3\u6784\u5411\u95ea\u950c\u77ff\u7ed3\u6784\u7684\u8be6\u7ec6\u7ed3\u6784\u8f6c\u53d8\u3002\u901a\u8fc7\u8be6\u7ec6\u7684\u7ed3\u6784\u548c\u52a8\u529b\u5b66\u5206\u6790\uff0c\u53d1\u73b0\u6bcf\u4e00\u5c42In\u7684\u6210\u6838\u4f4d\u7f6e\u548c\u50ac\u5316\u5242\u8868\u9762\u80fd\u5bf9\u95ea\u950c\u77ff\u7ed3\u6784\u7684\u751f\u957f\u8d77\u7740\u51b3\u5b9a\u6027\u7684\u4f5c\u7528\u3002\u8fd9\u9879\u7814\u7a76\u4e3a\u95ea\u950c\u77ff\u7ed3\u6784\u7684III-V\u65cf\u7eb3\u7c73\u7ebf\u7684\u751f\u957f\u673a\u7406\u63d0\u4f9b\u4e86\u65b0\u7684\u89c1\u89e3\u3002<\/p>\n<p>\u7531\u4e8e\u7ed3\u6784\u8f6c\u53d8\u53d1\u751f\u5728300\u548c350\u6444\u6c0f\u5ea6\u4e4b\u95f4\uff0c\u4f5c\u8005\u5728\u5b9e\u9a8c\u4e2d\u4f7f\u7528\u8f83\u6162\u7684\u52a0\u70ed\u8fc7\u7a0b\u6765\u5b9e\u73b0\u91cd\u590d\u539f\u4f4d\u52a0\u70ed\u5b9e\u9a8c\uff0c\u7279\u522b\u662f\u5728300\u6444\u6c0f\u5ea6\u4ee5\u4e0a\u3002\u56fe3a\u662f\u4ece\u52a0\u70ed\u524d\u5177\u6709\u7ea4\u950c\u77ff\u7ed3\u6784\u7684\u7eb3\u7c73\u7ebf\u62cd\u6444\u7684\u9ad8\u5206\u8fa8\u7387\u900f\u5c04\u7535\u955c\u56fe\u50cf\uff0c\u539f\u59cb\u50ac\u5316\u5242\/\u7eb3\u7c73\u7ebf\u754c\u9762\u975e\u5e38\u6e05\u6670\uff0c\u5982\u7ea2\u8272\u7bad\u5934\u6240\u793a\u3002\u5f53\u52a0\u70ed\u6e29\u5ea6\u7f13\u6162\u5347\u9ad8\u5230310\u6444\u6c0f\u5ea6\u65f6\uff08\u56fe3b\u6240\u793a\uff09\uff0c\u50ac\u5316\u5242\u5f62\u6001\u5f00\u59cb\u6539\u53d8\uff0c\u5982\u9ec4\u8272\u7bad\u5934\u6240\u793a\u3002\u6b64\u65f6\uff0c\u50ac\u5316\u5242\/\u7eb3\u7c73\u7ebf\u754c\u9762\u4e0d\u518d\u5e73\u5766\uff08\u5982\u9ec4\u8272\u865a\u7ebf\u6240\u793a\uff09\uff0c\u53f3\u4fa7\u7684\u754c\u9762\u4f4e\u4e8e\u5de6\u4fa7\u7684\u754c\u9762\uff0c\u5de6\u4fa7\u4ecd\u7136\u662f\u539f\u59cb\u7684\u50ac\u5316\u5242\/\u7eb3\u7c73\u7ebf\u754c\u9762\u3002\u8fd9\u8868\u660eInAs\u7eb3\u7c73\u7ebf\u4ece\u4e00\u4fa7\u5230\u53e6\u4e00\u4fa7\u7f13\u6162\u6eb6\u89e3\u5728\u50ac\u5316\u5242\u4e2d\u3002\u5f53\u6e29\u5ea6\u8fdb\u4e00\u6b65\u5347\u9ad8\u5230320\u6444\u6c0f\u5ea6\u65f6\uff0c\u5728\u50ac\u5316\u5242\/\u7eb3\u7c73\u7ebf\u754c\u9762\u7684\u5de6\u4e0a\u89d2\u53ef\u4ee5\u89c2\u5bdf\u5230\u4e00\u4e2a\u65b0\u7684\u7279\u5f81\uff1a\u50ac\u5316\u5242\u7684\u5de6\u4fa7\u4e0d\u518d\u4e0e\u7eb3\u7c73\u7ebf\u4fa7\u9762\u63a5\u89e6\uff0c\u5982\u56fe3c\u6240\u793a\u3002\u4e0e\u7ea2\u8272\u7bad\u5934\u6807\u8bb0\u7684\u539f\u59cb\u754c\u9762\u76f8\u6bd4\uff0c\u65b0\u7684\u50ac\u5316\u5242\/\u7eb3\u7c73\u7ebf\u754c\u9762\u5411\u7eb3\u7c73\u7ebf\u4fa7\u79fb\u52a8\u3002\u6b64\u5916\uff0c\u50ac\u5316\u5242\/\u7eb3\u7c73\u7ebf\u754c\u9762\u53d8\u5f97\u66f4\u52a0\u660e\u663e\u3002\u968f\u7740\u52a0\u70ed\u8fc7\u7a0b\u6301\u7eed\u8fdb\u884c\uff0c\u754c\u9762\u4ece\u53f3\u5411\u5de6\u4e00\u76f4\u5411\u7eb3\u7c73\u7ebf\u4e00\u4fa7\u79fb\u52a8\uff08\u56fe3d\u663e\u793a\uff09\u3002<\/p>\n<p>\u56fe3\u00a0 \u539f\u4f4d\u52a0\u70ed\u8fc7\u7a0b\u7684\u9ad8\u5206\u8fa8\u900f\u5c04\u7535\u5b50\u663e\u5fae\u56fe\u50cf\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-172364 size-full aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72473-6.png\" alt=\"\" width=\"600\" height=\"406\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72473-6.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72473-6-300x203.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a)25\u6444\u6c0f\u5ea6\u548c(b)310\u6444\u6c0f\u5ea6\u7684\u56fe\u50cf\uff1b(c)(d)\u52a0\u70ed\u6e29\u5ea6\u4e3a320\u6444\u6c0f\u5ea6\uff0c8s\u548c64s\u7684\u56fe\u50cf\u3002<\/p>\n<p>\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201cIn Situ TEM Observation of Crystal Structure Transformation in InAs Nanowires on Atomic Scale\u201d\u4e3a\u9898\u53d1\u8868\u4e8eNano Letters\u6742\u5fd7\u3002\uff08Nano Lett. 2018, DOI: 10.1021\/acs.nanolett.8b03231\uff09<\/p>\n<p><strong><b>\u56db\u3001\u539f\u4f4d\u78c1\u573a\u8c03\u63a7<\/b><\/strong><\/p>\n<p>\u7531\u4e8eTEM\u4e2d\u7684\u6837\u54c1\u603b\u662f\u5904\u5728\u5f3a\u78c1\u573a\u4e2d\uff0c\u5927\u591a\u6570\u78c1\u6027\u6837\u54c1\u5728\u8fd9\u6837\u7684\u5f3a\u78c1\u573a\u4e0b\u4f1a\u5931\u53bb\u539f\u672c\u7684\u78c1\u7ed3\u6784\uff0c\u6240\u4ee5\u4e0e\u78c1\u76f8\u5173\u7684\u539f\u4f4dTEM\u7814\u7a76\u8f83\u4e3a\u56f0\u96be\uff0c\u4e5f\u76f8\u5bf9\u8f83\u5c11\uff0c\u4e00\u822c\u501f\u52a9\u7535\u5b50\u5168\u606f\u672f\u548c\u5177\u6709\u6d1b\u4ed1\u5179\u900f\u955c\u7684\u7535\u955c\u6765\u7814\u7a76\u76f8\u5173\u6750\u6599\u7684\u78c1\u6027\u7ed3\u6784\u3002TEM\u7535\u5b50\u5168\u606f\u672f\u662f\u4e00\u79cd\u8bb0\u5f55\u7535\u5b50\u6ce2\u5728\u6837\u54c1\u4e2d\u4f20\u64ad\u65f6\u76f8\u5bf9\u76f8\u79fb\u7684\u6280\u672f\uff0c\u7531\u4e8e\u8fd9\u79cd\u76f8\u79fb\u4e0e\u6837\u54c1\u5e73\u9762\u5185\u7684\u78c1\u611f\u5e94\u6210\u6bd4\u4f8b\uff0c\u56e0\u6b64\u53ef\u4ee5\u5728\u63a5\u8fd1\u7eb3\u7c73\u5c3a\u5ea6\u7684\u9ad8\u7a7a\u95f4\u5206\u8fa8\u7387\u4e0b\u8fdb\u884c\u5b9a\u91cf\u8bc4\u4f30\u3002<\/p>\n<p>\u6765\u81ea\u4e2d\u79d1\u9662\u5b81\u6ce2\u6750\u6599\u7814\u7a76\u6240\u7684\u590f\u536b\u661f\u7814\u7a76\u5458\u7528\u7535\u5b50\u5168\u606f\u89c2\u5bdf\u548c\u8ba1\u7b97\u673a\u6a21\u62df\u7684\u65b9\u6cd5\u7814\u7a76\u4e86\u975e\u6676\u6001\u8f6f\u78c1\u6750\u6599FeSiB\u78c1\u6da1\u65cb\u7684\u4e09\u7ef4\u81ea\u65cb\u7ed3\u6784\u3002\u6da1\u65cb\u4e2d\u5fc3\u9644\u8fd1\u7684\u78c1\u5316\u5206\u5e03\u7531\u5168\u606f\u89c2\u5bdf\u83b7\u5f97\u7684\u76f8\u4f4d\u5206\u5e03\u4f30\u8ba1\u3002\u4e3a\u4e86\u786e\u8ba4\u8fd9\u79cd\u78c1\u5316\u5206\u5e03\uff0c\u4f5c\u8005\u8fdb\u884c\u4e86\u6837\u54c1\u503e\u659c\u5b9e\u9a8c\uff1a\u5f53\u6837\u54c1\u76f8\u5bf9\u4e8e\u7535\u5b50\u675f\u65b9\u5411\u503e\u659c\u65f6\uff0c\u53d1\u73b0\u76f8\u4f4d\u56fe\u50cf\u4e2d\u5fc3\u6cbf\u7740\u503e\u659c\u8f74\u79fb\u52a8\u3002\u901a\u8fc7\u987a\u65f6\u9488\u548c\u9006\u65f6\u9488\u503e\u659c\u6837\u54c1\uff0c\u4f5c\u8005\u6d4b\u91cf\u4e86\u76f8\u4f4d\u56fe\u50cf\u4e2d\u5fc3\u7684\u4f4d\u79fb\u3002\u4e0e\u6b64\u540c\u65f6\uff0c\u4f5c\u8005\u8fdb\u884c\u6709\u9650\u5143\u8ba1\u7b97\u673a\u6a21\u62df\uff0c\u4ece\u65e0\u6837\u54c1\u503e\u659c\u6761\u4ef6\u4e0b\u7684\u5b9e\u9a8c\u78c1\u5316\u5206\u5e03\u4f30\u8ba1\u6837\u54c1\u503e\u659c\u65f6\u76f8\u4f4d\u56fe\u50cf\u4e2d\u5fc3\u7684\u504f\u79fb\u91cf\u3002\u4f5c\u8005\u4f7f\u7528\u5b9e\u9a8c\u83b7\u5f97\u7684\u65e0\u503e\u659c\u6761\u4ef6\u4e0b\u7684\u78c1\u5316\u5206\u5e03\u6570\u636e\u6765\u6a21\u62df\u8fd9\u4e9b\u4f4d\u79fb\u91cf\u3002\u7ed3\u679c\u53d1\u73b0\uff0c\u76f8\u4f4d\u56fe\u50cf\u4e2d\u5fc3\u7684\u6a21\u62df\u4f4d\u79fb\u4e0e\u6837\u54c1\u503e\u659c\u5b9e\u9a8c\u4e2d\u7684\u76f8\u4f4d\u56fe\u50cf\u4e2d\u5fc3\u7684\u4f4d\u79fb\u543b\u5408\u5f97\u5f88\u597d\uff0c\u4ece\u800c\u8bc1\u5b9e\u4e86\u7535\u5b50\u5168\u606f\u89c2\u6d4b\u5f97\u5230\u7684\u6da1\u65cb\u4e2d\u5fc3\u9644\u8fd1\u7684\u78c1\u5316\u5206\u5e03\u3002<\/p>\n<p>\u56fe4 \u00a0\u6837\u54c1\u8f6c\u52a8\u89d2\u5ea6\u4e0e\u76f8\u79fb<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-172365 size-full aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72474-5.png\" alt=\"\" width=\"600\" height=\"400\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72474-5.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72474-5-300x200.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(a)(b)(c)\u4ee5y\u8f74\u4e3a\u65cb\u8f6c\u8f74\uff0c\u6837\u54c1\u5206\u522b\u8f6c\u52a8-45\u5ea6\uff0c0\u5ea6\uff0c45\u5ea6\u7684\u793a\u610f\u56fe\uff1b(d)\u6cbf(a)-(c)\u4e2d\u76f4\u7ebf\u5bf9\u5e94\u7684\u76f8\u79fb\uff1b (e)\u662f(d)\u65b9\u6846\u533a\u57df\u7684\u653e\u5927\u56fe\u3002<\/p>\n<p>\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201cMagnetization distribution of magnetic vortex of amorphous FeSiB investigated by electron holography and computer simulation\u201d\u4e3a\u9898\u53d1\u8868\u4e8eJournal of Electron Microscopy\u6742\u5fd7\u3002\uff08Journal of Electron Microscopy.\u00a02012, DOI: 10.1093\/jmicro\/dfr094\uff09<\/p>\n<p><strong><b>\u4e94\u3001\u7535\u5b50\u675f\u8f90\u7167<\/b><\/strong><\/p>\n<p>\u968f\u7740\u534a\u5bfc\u4f53\u4ea7\u4e1a\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u7535\u5b50\u5668\u4ef6\u5fae\u578b\u5316\u6210\u4e3a\u4e0d\u53ef\u963b\u6321\u7684\u8d8b\u52bf\u3002\u4e3a\u4e86\u53d1\u5c55\u4f53\u79ef\u66f4\u5c0f\u3001\u529f\u80fd\u66f4\u5f3a\u5927\u7684\u5143\u5668\u4ef6\uff0c\u9664\u4e86\u4e0d\u65ad\u4f18\u5316\u52a0\u5de5\u5de5\u827a\uff0c\u63a2\u7d22\u5728\u66f4\u5c0f\u5c3a\u5ea6\u53ef\u7a33\u5b9a\u5b58\u5728\u7684\u65b0\u578b\u6750\u6599\u4e5f\u5c24\u4e3a\u91cd\u8981\u3002<\/p>\n<p>MoS<sub>2<\/sub>\u548c\u78b2\u5316\u94cbBi<sub>2<\/sub>Te<sub>3<\/sub>\u662f\u4e8c\u7ef4\u786b\u65cf\u5316\u7269\u91c7\u7528\u7684\u4e24\u79cd\u6700\u5e38\u89c1\u7684\u7ed3\u6784\u7c7b\u578b\u3002\u9274\u4e8e\u5176\u72ec\u7279\u7684\u7269\u7406\u6027\u8d28\u548c\u7ed3\u6784\uff0c\u4e8c\u7ef4\u786b\u65cf\u5316\u5408\u7269\u5728\u5305\u62ec\u534a\u5bfc\u4f53\u5728\u5185\u7684\u5404\u4e2a\u9886\u57df\u90fd\u6709\u6f5c\u5728\u7684\u5e94\u7528\u3002\u7136\u800c\uff0c\u8fd9\u4e9b\u4e8c\u7ef4\u6676\u4f53\u7684\u4f18\u5f02\u6027\u80fd\u5173\u952e\u53d6\u51b3\u4e8e\u5b83\u4eec\u7684\u6676\u4f53\u7ed3\u6784\uff0c\u5728\u5236\u5907\u548c\u8f6c\u79fb\u8fc7\u7a0b\u4e2d\u4e0d\u53ef\u907f\u514d\u5730\u4f1a\u5f15\u5165\u7f3a\u9677\u3001\u88c2\u7eb9\u3001\u5b54\u6d1e\u6216\u751a\u81f3\u66f4\u5927\u7684\u635f\u4f24\uff0c\u4f1a\u5bf9\u5668\u4ef6\u6027\u80fd\u4ea7\u751f\u4e0d\u5229\u5f71\u54cd\u3002\u56e0\u6b64\uff0c\u5f00\u53d1\u51fa\u5728\u539f\u5b50\u5c3a\u5ea6\u4e0a\u76f4\u89c2\u800c\u53c8\u7cbe\u786e\u5730\u4fee\u590d\u8fd9\u4e9b\u4e8c\u7ef4\u6750\u6599\u7684\u65b9\u6cd5\u5c24\u4e3a\u91cd\u8981\u30022018\u5e742\u6708\uff0c\u6765\u81ea\u4e1c\u5357\u5927\u5b66\u7684\u5b59\u7acb\u6d9b\u6559\u6388\u901a\u8fc7\u7535\u5b50\u675f\u7167\u5c04\u539f\u4f4d\u5b9e\u9a8c\uff0c\u7814\u7a76\u4e86MoS<sub>2<\/sub>\u548cBi<sub>2<\/sub>Te<sub>3<\/sub>\u4e2d\u7684\u7eb3\u7c73\u5b54\u4fee\u590d\u8fc7\u7a0b\u3002\u5728\u7535\u5b50\u675f\u8f90\u7167\u4e0b\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u539f\u5b50\u5206\u8fa8\u7387\u7ea7\u522b\u5b9e\u65f6\u89c2\u5bdf\u7f3a\u9677\u7684\u6108\u5408\u8fc7\u7a0b\uff0c\u8bc1\u660e\u4e86\u7535\u5b50\u675f\u4f5c\u4e3a\u4e00\u79cd\u6709\u6548\u5de5\u5177\u6765\u7cbe\u786e\u5730\u8bbe\u8ba1\u6750\u6599\u4ee5\u9002\u5e94\u672a\u6765\u5e94\u7528\u7684\u53ef\u884c\u6027\u3002<\/p>\n<p>\u56fe5\u603b\u7ed3\u4e86\u7535\u5b50\u675f\u8f90\u7167\u7684\u521d\u59cb\u548c\u6700\u7ec8\u9636\u6bb5\u7684\u4fee\u590d\u8fc7\u7a0b\u3002\u7eb3\u7c73\u5b54\u88ab\u5206\u6210\u4e24\u90e8\u5206\uff08\u7528\u9ed1\u7ebf\u5206\u5f00\uff09\uff1b\u5de6\u8fb9\u7531\u9ec4\u8272\u5706\u5708\u7a81\u51fa\u663e\u793a\u8fb9\u754c\uff0c\u53f3\u8fb9\u7531\u84dd\u8272\u5706\u5708\u663e\u793a\u8fb9\u754c\u3002\u5982\u56fe5 (a)-(g)\u6240\u793a\uff0c\u7eb3\u7c73\u5b54\u53f3\u4fa7\u7684\u533a\u57df\u5f00\u59cb\u65f6\u51e0\u4e4e\u662f\u65e0\u5b9a\u5f62\u7684\uff0c\u5e76\u5728\u8fde\u7eed\u7535\u5b50\u675f\u7167\u5c04\u4e0b\u9010\u6e10\u8f6c\u53d8\u6210\u6709\u5e8f\u7684\u7ed3\u6784\u3002\u5728\u6b64\u671f\u95f4\uff0c\u5de6\u4fa7\u90e8\u5206\u5904\u4e8e\u6108\u5408\u8fc7\u7a0b\u3002\u7ea2\u8272\u5706\u5708\u6807\u8bb0\u65b0\u4fee\u590d\u7684\u901a\u9053\uff08\u539f\u5b50\u66f4\u559c\u6b22\u5360\u636e\u5468\u56f4\u6709\u66f4\u591a\u901a\u9053\u7684\u89d2\u843d\uff09\u3002\u4e0e\u53f3\u4fa7\u76f8\u6bd4\uff0c\u5de6\u8fb9\u90e8\u5206\u7684\u4fee\u590d\u7387\u6162\u4e00\u70b9\u3002\u56e0\u4e3aS\u539f\u5b50\u5f88\u5bb9\u6613\u53d7\u5230\u7535\u5b50\u675f\u6e85\u5c04\u5f71\u54cd\uff0c\u6240\u4ee5MoS<sub>2<\/sub>\u7eb3\u7c73\u5b54\u7684\u65e0\u5b9a\u5f62\u533a\u57df\u5305\u542b\u4e86Mo\u539f\u5b50\u7684\u805a\u96c6\u4f53\u3002\u56e0\u6b64\uff0c\u4f5c\u8005\u8ba4\u4e3a\u975e\u6676\u533a\u7684\u4e00\u4e9bMo\u539f\u5b50\u4e0eS\u539f\u5b50\u53cd\u5e94\u5f62\u6210\u4e86\u6709\u5e8f\u7ed3\u6784\uff0c\u800c\u53e6\u4e00\u4e9b\u539f\u5b50\u6269\u6563\u5230\u7eb3\u7c73\u5b54\u4e2d\u91cd\u5efa\u6676\u683c\u3002\u7531\u4e8e\u6269\u6563\u8ddd\u79bb\u8f83\u77ed\uff0c\u76f8\u6bd4\u5de6\u4fa7\uff0cMo\u539f\u5b50\u66f4\u6709\u53ef\u80fd\u5230\u8fbe\u7eb3\u7c73\u5b54\u7684\u53f3\u4fa7\uff0c\u8fd9\u5bfc\u81f4\u53f3\u4fa7\u533a\u57df\u7684\u4fee\u590d\u901f\u7387\u66f4\u9ad8\u3002\u5728\u4fee\u590d\u7684\u6700\u540e\u9636\u6bb5\uff0c\u9ed1\u7ebf\u5de6\u4fa7\u4ecd\u5b58\u5728\u7eb3\u7c73\u5b54\uff0c\u800c\u53f3\u4fa7\u533a\u57df\u5df2\u7ecf\u4fee\u590d\uff0c\u5982(h)-(n)\u6240\u793a\u3002\u539f\u5b50\u66f4\u503e\u5411\u4e8e\u9644\u7740\u5728\u88ab\u5927\u91cf\u901a\u9053\u5305\u56f4\u7684\u7a7a\u4f4d\u4e0a\uff0c\u5728\u90a3\u91cc\u66f4\u5bb9\u6613\u5f62\u6210\u80fd\u91cf\u8f83\u4f4e\u7684\u7a33\u5b9a\u516d\u65b9\u6676\u683c\uff0c\u76f8\u5e94\u7684\u4fee\u590d\u673a\u5236\u5982\u56fe(o)-(u)\u6240\u793a\u3002<\/p>\n<p>\u56fe5 \u7535\u5b50\u675f\u8f90\u7167\u4e0bMoS<sub>2<\/sub>\u5b54\u6d1e\u4fee\u590d\u8fc7\u7a0b\u7684HRTEM\u56fe\u50cf<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-172366 size-full aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72475-5.png\" alt=\"\" width=\"600\" height=\"416\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72475-5.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/04\/\u56fe\u72475-5-300x208.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>MoS<sub>2<\/sub>\u539f\u4f4d\u4fee\u590d\u7684HRTEM\u56fe\u50cf\u3002(a)-(g)\u4ece0\u5230122\u79d2\u7684\u521d\u59cb\u4fee\u590d\u8fc7\u7a0b\u3002(h)-(n)\u4ece327\u5230740 s\uff08\u4fee\u590d\u7ed3\u675f\uff09\u7684\u4fee\u590d\u8fc7\u7a0b\u3002\u91cd\u53e0\u7684\u9ec4\u8272\u548c\u84dd\u8272\u5706\u5708\u5206\u522b\u6807\u8bb0\u7eb3\u7c73\u5b54\u7ed3\u6676\u826f\u597d\u548c\u65e0\u5b9a\u5f62\u7684\u8fb9\u7f18\uff0c\u800c\u7ea2\u8272\u5706\u5708\u6807\u8bb0\u65b0\u4fee\u590d\u7684\u901a\u9053\u3002HRTEM\u56fe\u7247\u4e0b\u65b9\u662f\u76f8\u5e94\u7684\u7ed3\u6784\u56fe\u3002\u9ed1\u7ebf\u5c06\u7eb3\u7c73\u5b54\u5206\u6210\u4e24\u90e8\u5206:\u5de6\u548c\u53f3\u3002\u6807\u5c3ascale bar\u662f1nm\u3002(o)-(u)\u76f8\u5e94\u4fee\u590d\u8fc7\u7a0b\u7684\u539f\u7406\u56fe\uff1a\u7070\u8272\u7403\uff08\u8868\u793a\u7531Mo\u548cS\u539f\u5b50\u67f1\u5f62\u6210\u7684\u516d\u8fb9\u5f62\u901a\u9053\uff09\u6784\u6210\u7eb3\u7c73\u5b54\u7684\u8fb9\u754c\uff1b\u7eff\u8272\u3001\u84dd\u8272\u3001\u7d2b\u8272\u548c\u7ea2\u8272\u5706\u5708\u5206\u522b\u6807\u8bb0\u88ab\u4e09\u3001\u56db\u3001\u4e94\u548c\u516d\u901a\u9053\u5305\u56f4\u7684\u4f4d\u7f6e\u3002<\/p>\n<p>\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201cIn Situ Repair of 2D Chalcogenides under Electron Beam Irradiation\u201d\u4e3a\u9898\u53d1\u8868\u4e8eAdvanced Materials\u6742\u5fd7\u3002\uff08Advanced Materials. 2018, DOI: 10.1002\/adma.201705954\uff09<\/p>\n<p><strong><b>\u7ed3\u8bed<\/b><\/strong><\/p>\n<p>\u539f\u4f4d\u900f\u5c04\u7535\u5b50\u663e\u5fae\u6280\u672f\u63d0\u4f9b\u4e86\u63a5\u8fd1\u771f\u5b9e\u73af\u5883\u7684\u6761\u4ef6\uff0c\u66f4\u76f4\u63a5\u5730\u5c06\u6750\u6599\u7684\u5fae\u89c2\u7ed3\u6784\u53d8\u5316\u4e0e\u5916\u90e8\u4fe1\u53f7\u5173\u8054\u8d77\u6765\uff0c\u5bf9\u4e8e\u62d3\u5c55\u6750\u6599\u5728\u5fae\u89c2\u5c3a\u5ea6\u7684\u5b9e\u9a8c\u624b\u6bb5\uff0c\u7406\u89e3\u5404\u79cd\u52a8\u6001\u53cd\u5e94\u7684\u672c\u8d28\uff0c\u8bbe\u8ba1\u548c\u5236\u5907\u5177\u6709\u65b0\u5947\u6027\u80fd\u7684\u6750\u6599\u6709\u7740\u91cd\u8981\u610f\u4e49\u3002<\/p>\n<p>\u539f\u4f4d\u900f\u5c04\u7535\u5b50\u663e\u5fae\u5b66\u8fd1\u4e9b\u5e74\u53d1\u5c55\u8fc5\u901f\uff0c\u6750\u6599\u9886\u57df\u5927\u91cf\u7684\u4f18\u79c0\u6210\u679c\u76f4\u63a5\u6765\u81ea\u539f\u4f4dTEM\u6280\u672f\uff0c\u5728\u4f18\u79c0\u6210\u679c\u8bde\u751f\u7684\u540c\u65f6\uff0c\u539f\u4f4dTEM\u65b9\u6cd5\u672c\u8eab\u4e5f\u5f97\u5230\u4e86\u8fdb\u4e00\u6b65\u53d1\u5c55\u3002\u4e0d\u4ec5\u5728\u4e0a\u9762\u6240\u8ff0\u7684\u539f\u4f4d\u7535\u3001\u529b\u3001\u70ed\u3001\u78c1\u3001\u7535\u5b50\u675f\u9886\u57df\uff0c\u501f\u52a9\u539f\u4f4d\u73af\u5883\u900f\u5c04\u7535\u955c\uff08ETEM\uff09\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5728\u539f\u5b50\u5c3a\u5ea6\u5b9e\u65f6\u89c2\u5bdf\u5316\u5b66\u53cd\u5e94\u52a8\u529b\u5b66\u8fc7\u7a0b\u3002\u53ef\u4ee5\u9884\u89c1\uff0c\u539f\u4f4d\u900f\u5c04\u7535\u5b50\u663e\u5fae\u6280\u672f\u5728\u4eca\u540e\u7684\u6750\u6599\u7814\u7a76\u4e2d\u5fc5\u5b9a\u4f1a\u53d1\u6325\u66f4\u91cd\u8981\u7684\u4f5c\u7528\u3002<\/p>\n<p><strong>\u5f80\u671f\u56de\u987e\uff1a<\/strong><\/p>\n<p><a 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