{"id":125105,"date":"2018-02-08T06:30:36","date_gmt":"2018-02-07T22:30:36","guid":{"rendered":"\/\/m.iemloyee.com\/?p=125105"},"modified":"2018-02-07T11:29:01","modified_gmt":"2018-02-07T03:29:01","slug":"%e5%8c%97%e7%90%86%e5%b7%a5small-%e9%ab%98%e6%80%a7%e8%83%bd%e4%ba%8c%e7%bb%b4%e4%bb%8b%e5%ad%94%e7%a1%85%e7%ba%b3%e7%b1%b3%e7%89%87%e8%b4%9f%e6%9e%81","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=125105","title":{"rendered":"\u5317\u7406\u5de5Small: \u9ad8\u6027\u80fd\u4e8c\u7ef4\u4ecb\u5b54\u7845\u7eb3\u7c73\u7247\u8d1f\u6781"},"content":{"rendered":"

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

\u4e8c\u7ef4\u7eb3\u7c73\u6750\u6599\u7531\u4e8e\u5176\u72ec\u7279\u7684\u7269\u7406\u5316\u5b66\u6027\u80fd\uff0c\u5728\u57fa\u7840\u7814\u7a76\u53ca\u6280\u672f\u5e94\u7528\u65b9\u9762\u5f15\u8d77\u4e86\u7814\u7a76\u8005\u6781\u5927\u7684\u5174\u8da3\u3002\u8fd1\u5e74\u6765\uff0c\u5404\u79cd\u4e8c\u7ef4\u6750\u6599\uff0c\u5982\u77f3\u58a8\u70ef\u3001\u8fc7\u6e21\u91d1\u5c5e\u6c27\u5316\u7269\u3001\u786b\u5316\u7269\u53ca\u78b3\/\u6c2e\u5316\u7269\u7b49\uff0c\u5df2\u7ecf\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5149\u50ac\u5316\u3001\u7535\u50ac\u5316\u3001\u80fd\u91cf\u5b58\u50a8\u4e0e\u8f6c\u5316\u9886\u57df\u3002\u5728\u9502\u79bb\u5b50\u7535\u6c60\u65b9\u9762\uff0c\u4e8c\u7ef4\u7eb3\u7c73\u7ed3\u6784\u7684\u5f15\u5165\u53ef\u4ee5\u6709\u6548\u7684\u7f29\u77ed\u9502\u79bb\u5b50\u7684\u6269\u6563\u8def\u5f84\u3001\u63d0\u9ad8\u754c\u9762\u7535\u8377\u8f6c\u79fb\u901f\u7387\u53ca\u589e\u5927\u7535\u6781-\u7535\u89e3\u6db2\u754c\u9762\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u6750\u6599\u7684\u7535\u5316\u5b66\u6027\u80fd\uff0c\u56e0\u800c\u53d7\u5230\u7814\u7a76\u4eba\u5458\u7684\u5e7f\u6cdb\u5173\u6ce8\u3002<\/p>\n

\u5728\u4f17\u591a\u8d1f\u6781\u6750\u6599\u4e2d\uff0c\u7845\u56e0\u5176\u8d85\u9ad8\u7684\u7406\u8bba\u6bd4\u5bb9\u91cf\u3001\u8f83\u4f4e\u7684\u653e\u7535\u7535\u538b\u53ca\u9502\u79bb\u5b50\u6269\u6563\u52bf\u5792\uff0c\u6210\u4e3a\u4e86\u6700\u6709\u53d1\u5c55\u524d\u666f\u7684\u9ad8\u5bb9\u91cf\u9502\u7535\u8d1f\u6781\u6750\u6599\u4e4b\u4e00\u3002\u7136\u800c\uff0c\u7845\u5728\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\u4f1a\u5f15\u8d77\u5de8\u5927\u7684\u4f53\u79ef\u81a8\u80c0\uff0c\u5bfc\u81f4\u6750\u6599\u9897\u7c92\u7c89\u5316\u548c\u8131\u843d\uff0c\u4e25\u91cd\u5f71\u54cd\u5176\u7535\u5316\u5b66\u6027\u80fd\u3002\u6b64\u5916\u4e0e\u96f6\u7ef4\u3001\u4e00\u7ef4\u7845\u7eb3\u7c73\u7ed3\u6784\u4e0d\u540c\uff0c\u4e8c\u7ef4\u7845\u6750\u6599\u751f\u957f\u7684\u6700\u5927\u969c\u788d\u6e90\u4e8e\u5176\u81ea\u8eab\u7684\u6676\u4f53\u7ed3\u6784\u3002\u901a\u5e38\uff0c\u5178\u578b\u7684\u4e8c\u7ef4\u6750\u6599\u5177\u6709\u5f3a\u7684\u5c42\u5185\u5171\u4ef7\u952e\u53ca\u5f31\u7684\u5c42\u95f4\u8303\u5fb7\u534e\u529b\uff0c\u8fd9\u79cd\u663e\u8457\u7684\u8868\u9762\u80fd\u5dee\u5f02\u5bfc\u81f4\u5176\u5404\u5411\u5f02\u6027\u7684\u4e8c\u7ef4\u751f\u957f\u3002\u7136\u800c\uff0c\u7531\u4e8e\u7845\u662f\u5404\u5411\u540c\u6027\u7684\u7acb\u65b9\u76f8\u6676\u4f53\uff0c\u8981\u5b9e\u73b0\u81ea\u53d1\u5c42\u72b6\u751f\u957f\u6781\u5176\u56f0\u96be\u3002\u5c3d\u7ba1\u76ee\u524d\u5404\u79cd\u65b9\u6cd5\u88ab\u7528\u6765\u5408\u6210\u4e8c\u7ef4\u7845\u7eb3\u7c73\u7247\uff0c\u5982\u523b\u8680\u4e0e\u5265\u79bb\u3001\u5316\u5b66\u6c14\u76f8\u6c89\u79ef\u53ca\u6a21\u677f\u8bf1\u5bfc\u5408\u6210\uff0c\u4f46\u8fd9\u4e9b\u65b9\u6cd5\u901a\u5e38\u5de5\u827a\u590d\u6742\u3001\u6210\u672c\u9ad8\u3001\u524d\u9a71\u4f53\u4e0d\u7a33\u5b9a\u3001\u4ea7\u7387\u4f4e\u800c\u4e14\u50a8\u9502\u6027\u80fd\u5dee\u3002\u56e0\u6b64\uff0c\u91c7\u7528\u4f4e\u6210\u672c\u7684\u65b9\u6cd5\u5b9e\u73b0\u4f18\u5f02\u7535\u5316\u5b66\u6027\u80fd\u7684\u4e8c\u7ef4\u7845\u7eb3\u7c73\u7247\u7684\u5927\u89c4\u6a21\u5236\u5907\u662f\u4e00\u4e2a\u610f\u4e49\u91cd\u5927\u4e14\u5b58\u5728\u5de8\u5927\u6311\u6218\u7684\u96be\u9898\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u5317\u4eac\u7406\u5de5\u5927\u5b66\u66f9\u4f20\u5b9d\u6559\u6388\u56e2\u961f\u9648\u5353\u526f\u6559\u6388\u6307\u5bfc\u535a\u58eb\u751f\u9648\u677e<\/strong>\u5728Small<\/strong>\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cScalable Two-dimensional Mesoporous Silicon Nanosheets for High-Performance Lithium Ion Battery Anode<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u4ed6\u4eec\u5229\u7528\u4f4e\u6210\u672c\u7684\u6a21\u677f\u6cd5\u53ca\u9541\u70ed\u8fd8\u539f\u8fc7\u7a0b\uff0c\u9996\u6b21\u5728\u7845\u6750\u6599\u4e0a\u5b9e\u73b0\u4e86\u4e8c\u7ef4\u7845\u7eb3\u7c73\u7247\u7684\u5b8f\u91cf\u5236\u5907\u3002\u901a\u8fc7\u5206\u5b50\u6a21\u7248\u5242\u5728\u4e8c\u7ef4\u7845\u7eb3\u7c73\u7247\u4e0a\u5f15\u5165\u4ecb\u5b54\uff0c\u4f7f\u5176\u5177\u6709\u8f83\u9ad8\u7684\u6bd4\u8868\u9762\u79ef\u3002\u4f5c\u4e3a\u9502\u79bb\u5b50\u7535\u6c60\u8d1f\u6781\uff0c\u4e0e\u5546\u4e1a\u7845\u76f8\u6bd4\uff0c\u5faa\u73af\u6027\u80fd\u6709\u660e\u663e\u6539\u5584\u3002\u8fdb\u4e00\u6b65\u901a\u8fc7\u5747\u5300\u7684\u78b3\u5305\u8986\uff0c\u5b9e\u73b0\u4e86\u4f18\u5f02\u7684\u50a8\u9502\u6027\u80fd\u3001\u5faa\u73af\u7a33\u5b9a\u6027\u53ca\u500d\u7387\u6027\u80fd\u3002\u57fa\u4e8e\u963b\u6297\u8c31\uff0c\u6269\u6563\u52a8\u529b\u5b66\u5206\u6790\u53caSEI\u819c\u89c2\u5bdf\uff0c\u8be5\u6027\u80fd\u7684\u663e\u8457\u589e\u5f3a\u4e3b\u8981\u5f52\u548e\u4e8e\u72ec\u7279\u7684\u4e8c\u7ef4\u4ecb\u5b54\u7ed3\u6784\u53ca\u78b3\u5305\u8986\u7684\u534f\u540c\u4f5c\u7528\uff1a1\uff09\u6709\u6548\u7684\u4fc3\u8fdb\u4e86\u9502\u79bb\u5b50\u7684\u6269\u6563\uff1b2\uff09\u63d0\u9ad8\u754c\u9762\u7535\u8377\u8f6c\u79fb\u901f\u7387\uff1b3\uff09\u7f13\u89e3\u7845\u7684\u4f53\u79ef\u81a8\u80c0\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/span><\/p>\n

\u56fe<\/strong>1 <\/strong>\u7eb3\u7c73\u7247\u5408\u6210\u793a\u610f\u56fe\u53ca\u7535\u955c\u8868\u5f81\u7ed3\u679c<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u7eb3\u7c73\u7247\u5408\u6210\u793a\u610f\u56fe\uff1b<\/p>\n

(b) Si\u7eb3\u7c73\u7247\u7684SEM\uff1b<\/p>\n

(c) Si\u7eb3\u7c73\u7247\u7684TEM\uff1b<\/p>\n

(d-e) Si\u7eb3\u7c73\u7247\u7684HRTEM\u3002<\/p>\n

\u56fe<\/strong>2 Si\/C<\/strong>\u7eb3\u7c73\u7247\u7684\u900f\u5c04\u7535\u955c\u53ca\u62c9\u66fc\u5149\u8c31\u8868\u5f81\u7ed3\u679c<\/strong><\/p>\n

\"\"<\/p>\n

(a) Si\/C\u7eb3\u7c73\u7247\u7684TEM\uff1b<\/p>\n

(b) Si\/C\u7eb3\u7c73\u7247\u7684HRTEM\uff1b<\/p>\n

(c) Si\/C\u7eb3\u7c73\u7247\u7684\u62c9\u66fc\u5149\u8c31\u56fe\u3002<\/p>\n

\u56fe<\/strong>3 <\/strong>\u7845\u57fa\u8d1f\u6781\u7684\u7535\u5316\u5b66\u6027\u80fd<\/strong><\/p>\n

\"\"<\/p>\n

(a) Si\u7eb3\u7c73\u7247\u524d\u4e09\u4e2a\u5faa\u73af\u7684CV\u66f2\u7ebf\uff1b<\/p>\n

(b) Si\/C\u7eb3\u7c73\u7247\u524d\u4e09\u4e2a\u5faa\u73af\u7684CV\u66f2\u7ebf\uff1b<\/p>\n

(c) Si\u7eb3\u7c73\u7247\u7684\u6052\u7535\u6d41\u5145\u653e\u7535\u66f2\u7ebf\uff1b<\/p>\n

(d) Si\/C\u7eb3\u7c73\u7247\u7684\u6052\u7535\u6d41\u5145\u653e\u7535\u66f2\u7ebf\uff1b<\/p>\n

(e) 400 mA g-1<\/sup>\u4e0b\u5546\u4e1a\u7845\u9897\u7c92\u3001\u7eaf\u7845\u7eb3\u7c73\u7247\u53caSi\/C\u7eb3\u7c73\u7247\u7684\u5faa\u73af\u7a33\u5b9a\u6027\u6bd4\u8f83\uff1b<\/p>\n

(f) \u4e0d\u540c\u7535\u6d41\u5bc6\u5ea6\u4e0b\u5546\u4e1a\u7845\u9897\u7c92\u3001\u7eaf\u7845\u7eb3\u7c73\u7247\u53caSi\/C\u7eb3\u7c73\u7247\u7684\u500d\u7387\u6027\u80fd\u6bd4\u8f83\uff1b<\/p>\n

(g) 4 A g-1<\/sup>\u4e0bSi\/C\u7eb3\u7c73\u7247\u7684\u5faa\u73af\u6027\u80fd\u3002<\/p>\n

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

\u8be5\u6587\u7ae0\u6210\u529f\u62a5\u9053\u4e86\u4e00\u79cd\u4f4e\u6210\u672c\u5b8f\u91cf\u5236\u5907\u4e8c\u7ef4\u4ecb\u5b54\u7845\u7eb3\u7c73\u7247\u7684\u65b9\u6cd5\uff0c\u540c\u65f6\u4e3a\u4e86\u8fdb\u4e00\u6b65\u7f13\u89e3\u4f53\u79ef\u6539\u53d8\u53ca\u63d0\u9ad8\u52a8\u529b\u5b66\u884c\u4e3a\uff0c\u5bf9\u5176\u8fdb\u884c\u78b3\u5305\u8986\u5904\u7406\uff0c\u7ed3\u6784\u8868\u5f81\u53ca\u4f18\u5f02\u7684\u7535\u5316\u5b66\u6027\u80fd\u8bc1\u5b9e\u4e86\u8be5\u65b9\u6cd5\u7684\u53ef\u884c\u6027\u3002\u672c\u7814\u7a76\u4e0d\u4ec5\u6781\u5927\u5730\u6539\u5584\u4e86\u7845\u57fa\u8d1f\u6781\u7684\u7535\u5316\u5b66\u6027\u80fd\uff0c\u540c\u65f6\u4e5f\u4e3a\u5f00\u53d1\u4e0e\u8bbe\u8ba1\u72ec\u7279\u7684\u7eb3\u7c73\u6750\u6599\u7528\u4e8e\u5404\u79cd\u80fd\u6e90\u5668\u4ef6\u63d0\u4f9b\u4e86\u65b0\u601d\u8def\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Scalable Two-dimensional Mesoporous Silicon Nanosheets for High-Performance Lithium Ion Battery Anode<\/a>\u00a0(Small, 2018, DOI: 10.1002\/smll.201703361)<\/p>\n