{"id":91615,"date":"2017-07-21T06:30:57","date_gmt":"2017-07-20T22:30:57","guid":{"rendered":"\/\/m.iemloyee.com\/?p=91615"},"modified":"2017-07-18T08:42:17","modified_gmt":"2017-07-18T00:42:17","slug":"%e8%8b%8f%e5%b7%9e%e5%a4%a7%e5%ad%a6-nano-letters%ef%bc%9a%e5%8e%9f%e4%bd%8d%e7%94%b5%e5%ad%90%e9%a9%b1%e5%8a%a8%e7%9a%84%e7%a2%b3%e7%ba%b3%e7%b1%b3%e6%a3%92-%e5%af%8c%e5%8b%92%e7%83%af%e8%bd%ac","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=91615","title":{"rendered":"\u82cf\u5dde\u5927\u5b66 Nano Letters\uff1a\u539f\u4f4d\u7535\u5b50\u9a71\u52a8\u7684\u78b3\u7eb3\u7c73\u68d2-\u5bcc\u52d2\u70ef\u8f6c\u53d8"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n sp2<\/sup>\u7eb3\u7c73\u6750\u6599\u4ecd\u7136\u5177\u6709\u5de8\u5927\u7684\u53d1\u5c55\u524d\u666f\uff0c\u6218\u7565\u6027\u5730\u7ed3\u5408\u548c\u64cd\u7eb5\u7eb3\u7c73\u7ed3\u6784\u65b9\u6cd5\u5c06\u8fdb\u4e00\u6b65\u589e\u5f3a\u548c\u63a8\u52a8\u7eb3\u7c73\u6280\u672f\u7684\u6574\u4f53\u53d1\u5c55\u3002\u7ed3\u6784\u89c4\u6a21\u8981\u6c42\u5728\u539f\u5b50\u5c3a\u5ea6\u4e0a\u7cbe\u786e\uff0c\u4fc3\u4f7f\u89c2\u5bdf\u539f\u5b50\u6210\u50cf\u548c\u7ed3\u6784\u6539\u53d8\u624b\u6bb5\u7684\u7535\u5b50\u663e\u5fae\u955c\u66f4\u52a0\u5177\u6709\u5438\u5f15\u529b\u3002\u5728\u4f17\u591a\u7814\u7a76\u4e2d\uff0c\u4e0d\u540csp2<\/sup>\u78b3\u7eb3\u7c73\u7ed3\u6784\u7684\u7ec4\u5408\uff0c\u76f8\u4e92\u4f5c\u7528\u548c\u8f6c\u5316\u3002\u5bcc\u52d2\u70ef\u5408\u5e76\u5230\u5355\u58c1\u78b3\u7eb3\u7c73\u7ba1\u7684\u5916\u90e8\uff0c\u5df2\u7ecf\u8bc1\u660e\u4e86\u5b83\u4eec\u7684\u53d8\u5f62\u5165\u7eb3\u7c73\u7ba1\u3002TEM\u4e2d\u4e5f\u7814\u7a76\u4e86\u5bcc\u52d2\u70ef\u63d2\u5165\u7684\u77f3\u58a8\u3002\u8bb8\u591a\u7535\u5b50\u8f90\u7167\u9a71\u52a8\u7684\u53cd\u5e94\u4e5f\u4ece\u78b3\u4e0a\u5f62\u6210\u5176\u4ed6\u65b0\u7684\u78b3\u6750\u6599\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u8fd1\u65e5\uff0c\u82cf\u5dde\u5927\u5b66Alicja Bachmatiuk\u548cMark H. Rummeli\uff08\u5171\u540c\u901a\u8baf\uff09<\/strong>\u5728Nano Letters<\/strong>\u53d1\u8868\u201cIn Situ Electron Driven Carbon Nanopillar-Fullerene Transformation through Cr Atom Mediation<\/strong>\u201d\u6587\u7ae0\uff0c\u9996\u6b21\u5c55\u793a\u4e86\u78b3\u7eb3\u7c73\u7ba1\u7684\u5f00\u653e\u7aef\u4e0e\u77f3\u58a8\u70ef\u63a5\u53e3\u901a\u8fc7\u6865\u63a5Cr\u539f\u5b50\u5b9e\u73b0\u754c\u9762\uff0c\u800c\u4e0d\u662f\u5c06\u7ba1\u56fa\u5b9a\u5728\u5f62\u6210\u7eb3\u7c73\u67f1\u77f3\u58a8\u70ef\u4e2d\u7684\u5c0f\u5b54\u4e2d\u3002\u7eb3\u7c73\u67f1\u5728TEM\u4e2d\u7684\u7535\u5b50\u675f\u7167\u5c04\u4e0b\u5448\u73b0\u52a8\u6001\u6446\u52a8\u8fd0\u52a8\u3002\u77f3\u58a8\u70ef\u4e2d\u7684\u5b54\u7136\u540e\u7528Cr\u539f\u5b50\u7684\u50ac\u5316\u5242\u8fdb\u884c\u6108\u5408\uff0c\u4f46\u662f\u65b0\u5f62\u6210\u7684\u5bcc\u52d2\u70ef\u4f1a\u81ea\u7531\u6269\u6563\u51fa\u53bb\uff0c\u901a\u8fc7Cr\u539f\u5b50\u4fdd\u6301\u951a\u5b9a\u5728\u77f3\u58a8\u70ef\u4e0a\u3002\u6700\u7ec8\uff0c\u4ece\u77f3\u58a8\u70ef\u8868\u9762\u91ca\u653e\u5e76\u7acb\u5373\u6355\u83b7\u5e76\u951a\u5b9a\u5230\u77f3\u58a8\u70ef\u8fb9\u7f18\uff0c\u518d\u6b21\u901a\u8fc7\u4e2d\u95f4Cr\u6865\u8fde\u539f\u5b50\u3002\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\uff08DFT\uff09\u8ba1\u7b97\u6709\u52a9\u4e8e\u66f4\u597d\u5730\u4e86\u89e3\u8fd9\u4e09\u79cdsp2<\/sup>\u78b3\u7eb3\u7c73\u6750\u6599\u7684\u52a8\u6001\u548c\u53d8\u6362\u65b9\u9762\uff1b\u77f3\u58a8\u70ef\uff0c\u5355\u58c1\u78b3\u7eb3\u7c73\u7ba1\u548c\u5bcc\u52d2\u70ef\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u56fe<\/strong>1\u00a0<\/strong>\u663e\u793a\u4e86\u52a8\u6001\u8fc7\u7a0b\u7684\u4e09\u4e2a\u5173\u952e\u9636\u6bb5<\/strong><\/p>\n \uff08a\uff09\u951a\u5b9a\u5728\u77f3\u58a8\u70ef\u4e2d\u7684\u5c0f\u5b54\u7684SWNT\u7684\u987a\u5e8f\u663e\u5fae\u7167\u7247\uff1b<\/p>\n \uff08b\uff09\u5b54\u88ab\u6108\u5408\u5e76\u4e14SWNT\u5df2\u7ecf\u8f6c\u5316\u4e3a\u77f3\u58a8\u70ef\u7684\u57fa\u5e95\u4e0a\u7684\u951a\u5b9a\u7684\u5bcc\u52d2\u70ef\uff1b<\/p>\n \uff08c\uff09\u5bcc\u52d2\u70ef\u5728\u4ece\u57fa\u9762\u91ca\u653e\u4e4b\u540e\u951a\u56fa\u5230\u77f3\u58a8\u70ef\u8fb9\u7f18\uff1b<\/p>\n \uff08d-f\uff09\u4e13\u7528\u63a9\u7801\u5bf9\u57fa\u5e95\u77f3\u58a8\u70ef\u8fdb\u884cFFT\u6ee4\u6ce2\u540e\u7684\u56fe\u50cfa\u81f3c\uff1b<\/p>\n \uff08g-i\uff09\u57fa\u4e8e\u4e0a\u8ff0\u663e\u5fae\u7167\u7247\u7684\u68d2\u7403\u6a21\u578b\u3002<\/p>\n \u56fe<\/strong>2 <\/strong>Cr<\/strong>\u539f\u5b50\u951a\u5b9a\u5230\u77f3\u58a8\u70ef\u4e2d\u7684\u5c0f\u5b54\u7684<\/strong>SWNT<\/strong>\u7684\u663e\u5fae\u7167\u7247<\/strong><\/p>\n \uff08a\uff09\u9644\u7740\u5728\u77f3\u58a8\u70ef\u5b54\u4e0a\u7684SWNT\u7684\u663e\u5fae\u7167\u7247\uff1b<\/p>\n \uff08b\uff09\u901a\u8fc7Cr\u539f\u5b50\u951a\u5b9a\u5230\u77f3\u58a8\u70ef\u5b54\u7684SWNT\u7684\u56fe\u50cf\u6a21\u62df\uff1b<\/p>\n \uff08c\uff0cd\uff09\u5206\u522b\u4ece\u539f\u59cb\u663e\u5fae\u7167\u7247\uff08c\uff09\u548c\u56fe\u50cf\u6a21\u62df\uff08d\uff09\u7684TEM\u56fe\u50cf\u4e2d\u8fc7\u6ee4\u77f3\u58a8\u70ef\u540e\uff0c\u663e\u793aSWNT\u7684\u6676\u683c\u7ed3\u6784\uff1b<\/p>\n \uff08e\uff0cf\uff09Cr\u539f\u5b50\u7684\u4e92\u8fde\u7684SWNT-\u77f3\u58a8\u70ef\u7684\u68d2\u548c\u7403\u6a21\u578b\u7684\u4fef\u89c6\u56fe\u548c\u4fa7\u89c6\u56fe\u3002 \u56fee\u4e2d\u7684\u63d2\u56fe\u663e\u793a\u4e86\u7ed3\u6784\u76843D\u89c6\u56fe\uff1b<\/p>\n \u56fe<\/strong>3 <\/strong>\u77f3\u58a8\u70ef\u8f6c\u53d8\u6210\u5bcc\u52d2\u70ef\u8fc7\u7a0b<\/strong><\/p>\n \uff08a\uff09\u76f8\u5bf9\u4e8e\u65f6\u95f4\u951a\u5b9a\u5230\u77f3\u58a8\u70ef\u7684SWNT\u7684\u6446\u52a8\u8fd0\u52a8\u7684\u56fe\uff1b<\/p>\n \uff08b\uff09\u77f3\u58a8\u70ef\u4e2d\u7684\u5b54\u4e4b\u524d\u7684SWNT\u88ab\u6108\u5408\uff0c\u5e76\u4e14SWNT\u540c\u65f6\u8f6c\u53d8\u6210\u5bcc\u52d2\u70ef\uff1b<\/p>\n \uff08c\uff09\u8f6c\u5316\u540e\u7684\u5bcc\u52d2\u70ef\uff1b<\/p>\n \uff08d\uff0ce\uff09b\u548cc\u4e2d\u7ed3\u6784\u7684\u68d2\u548c\u7403\u6a21\u578b\u3002<\/p>\n \u56fe<\/strong>4 Cr<\/strong>\u539f\u5b50\u951a\u5b9a\u5728\u77f3\u58a8\u70ef\u4e0a\u7684\u5bcc\u52d2\u70ef\u7684\u8fd0\u52a8<\/strong><\/p>\n \uff08a\uff09\u521d\u59cb\u56fe\u50cf\uff1b<\/p>\n \uff08b\uff0cc\uff09\u5355\u4e2aCr\u539f\u5b50\u951a\u5b9a\u5230\u77f3\u58a8\u70ef\u7684\u5bcc\u52d2\u70ef\u7684\u65cb\u8f6c\u6446\u52a8\uff1b<\/p>\n \uff08d-f\uff09\u4e24\u4e2aCr\u539f\u5b50\u951a\u5b9a\u7684\u5bcc\u52d2\u70ef\u7684\u9650\u5236\u65cb\u8f6c\u3002<\/p>\n \u56fe<\/strong>5\u00a0<\/strong>\u951a\u5b9a\u7684\u5bcc\u52d2\u70ef\u5728\u77f3\u58a8\u70ef\u4e0a\u7684\u52a8\u6001\u884c\u4e3a\uff1a\u5bcc\u52d2\u70ef\u7684\u6253\u5f00\u5e76\u4e0e\u77f3\u58a8\u70ef\u5206\u79bb<\/strong><\/p>\n \uff08a-c\uff09HRTEM\u56fe\u50cf\u7684\u5e8f\u5217\u663e\u793a\u5bcc\u52d2\u70ef\u7ed3\u6784\u7684\u5f00\u653e\u548c\u8131\u79bb\uff0c\u5728\u5176\u540e\u9762\u7559\u4e0b\u94ec\u539f\u5b50\uff1b<\/p>\n \uff08d\uff09HRTEM\u56fe\u50cf\u663e\u793a\u4e86\u5d4c\u5165\u53cc\u5c42\u77f3\u58a8\u70ef\u7a7a\u4f4d\u4e2d\u7684\u94ec\u539f\u5b50\u7684\u952e\u5408\u6784\u578b\uff1b<\/p>\n \uff08e-h\uff09\u4e0e\u56fea\u81f3d\u8fdb\u884c\u6bd4\u8f83\u7684\u56fe\u50cf\u6a21\u62df\uff1b<\/p>\n \uff08i-l\uff09\u68d2\u7403\u6a21\u578b\u8fdb\u884c\u6bd4\u8f83\u3002<\/p>\n \u56fe<\/strong>6\u00a0<\/strong>\u603b\u80fd\u91cf<\/strong>MD<\/strong>\u8ba1\u7b97\u4ec5\u663e\u793a\u5c0f\u7684\u80fd\u91cf\u52bf\u5792<\/strong><\/p>\n \uff08a-h\uff09\u68d2\u548c\u7403\u6a21\u578b\u663e\u793a\u8131\u79bb\u8fb9\u7f18\u91cd\u65b0\u9644\u7740\u8fc7\u7a0b\u7684\u5404\u4e2a\u9636\u6bb5\uff1b<\/p>\n \uff08i\uff09\u5bcc\u52d2\u70ef\u5230\u77f3\u58a8\u70ef\u8fb9\u7f18\u7684\u6700\u7ec8\u951a\u5b9a\u7684\u80fd\u91cf\u666f\u89c2\u6bd4\u8f83\u3002<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n \u8be5\u7814\u7a76\u5de5\u4f5c\u5c55\u793a\u4e86\u4e30\u5bcc\u7684Cr\u539f\u5b50\u548csp2<\/sup>\u78b3\u7eb3\u7c73\u7ed3\u6784\u7684\u6d3b\u6027\u3002Cr\u539f\u5b50\u80fd\u591f\u5c06\u78b3\u7eb3\u7c73\u7ba1\u548c\u5bcc\u52d2\u70ef\u6865\u63a5\u5230\u77f3\u58a8\u70ef\u4e0a\uff0c\u77f3\u58a8\u70ef\u4e2d\u4fee\u590d\u5b54\u5e76\u540c\u65f6\u5c06\u78b3\u7eb3\u7c73\u7ba1\u8f6c\u53d8\u4e3a\u5bcc\u52d2\u70ef\u3002\u8fd9\u9879\u5de5\u4f5c\u663e\u793a\u4e86Cr\u539f\u5b50\u901a\u8fc7\u6709\u6548\u8fde\u63a5\u4e0d\u540csp2<\/sup>\u5d4c\u6bb5\uff08\u5982\u7eb3\u7c73\u7ba1\uff0c\u5bcc\u52d2\u70ef\u548c\u77f3\u58a8\u70ef\uff09\u6784\u5efa\u5f02\u8d28sp2<\/sup>\u6742\u5316\u7eb3\u7c73\u7ed3\u6784\u7684\u624b\u6bb5\u7684\u6f5c\u529b\u3002\u603b\u4e4b\uff0c\u7535\u5b50\u675f\u7167\u5c04\u4e0bCr\u539f\u5b50\u4e3asp2<\/sup>\u7eb3\u7c73\u7ed3\u6784\u7684\u6784\u5efa\u548c\u8f6c\u5316\u63d0\u4f9b\u4e86\u9014\u5f84\uff0c\u5e76\u6269\u5927\u4e86TEM\u4f5c\u4e3a\u7eb3\u7c73\u751f\u7269\u5b66\u5e94\u7528\u7684\u53ef\u80fd\u6027\u3002<\/p>\n \u6587\u732e\u94fe\u63a5\uff1a<\/strong> In Situ Electron Driven Carbon Nanopillar-Fullerene Transformation through Cr Atom Mediation<\/a>\uff08Nano Lette., 2017, DOI: 10.1021\/acs.nanolett.7b01406\uff09<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u7eb3\u7c73\u6750\u6599\u5b66\u672f\u7ec4\u575a\u6bc5\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406<\/strong>\u3002\u6b22\u8fce\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u7eb3\u7c73\u6750\u6599\u5b66\u672f\u4ea4\u6d41\u7fa4\uff08228686798\uff09\uff01<\/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\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n