{"id":108869,"date":"2017-10-29T06:30:58","date_gmt":"2017-10-28T22:30:58","guid":{"rendered":"\/\/m.iemloyee.com\/?p=108869"},"modified":"2017-10-27T21:39:39","modified_gmt":"2017-10-27T13:39:39","slug":"acs-nano%ef%bc%9a%e5%b5%8c%e5%85%a5%e9%99%b6%e7%93%b7%e7%9f%a9%e9%98%b5%e7%9a%84%e5%a4%9a%e5%ad%94%e7%a1%85%e9%98%b5%e4%bd%9c%e4%b8%ba%e9%ab%98%e5%ae%b9%e9%87%8f%e9%94%82%e7%a6%bb%e5%ad%90%e7%94%b5","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=108869","title":{"rendered":"ACS Nano\uff1a\u5d4c\u5165\u9676\u74f7\u77e9\u9635\u7684\u591a\u5b54\u7845\u9635\u4f5c\u4e3a\u9ad8\u5bb9\u91cf\u9502\u79bb\u5b50\u7535\u6c60\u7684\u7a33\u5b9a\u7535\u6781"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n \u7845\u57fa\u53ca\u6c27\u5316\u7845\u57fa\u7cfb\u7edf\u4e00\u76f4\u4ee5\u6765\u5f88\u53d7\u5173\u6ce8\uff0c\u7531\u4e8e\u5176\u50a8\u5b58\u91cf\u4e30\u5bcc\u3001\u5de5\u4f5c\u7535\u538b\u4f4e\uff08<0.5V\uff09\u4e14\u8d28\u91cf\u6bd4\u7535\u5bb9\u9ad8\uff083579mAh\/g\uff09\uff0c\u4e5f\u88ab\u8ba4\u4e3a\u662f\u4e0b\u4e00\u4ee3\u9502\u79bb\u5b50\u7535\u6c60\u7684\u6b63\u6781\u6750\u6599\u3002\u7136\u800c\uff0c\u7845\u57fa\u7535\u6781\u7684\u5faa\u73af\u7a33\u5b9a\u6027\u5dee\u4e14\u7535\u5bb9\u8870\u51cf\u4e25\u91cd\uff0c\u8fd9\u4e5f\u662f\u963b\u788d\u5176\u5546\u4e1a\u53d1\u5c55\u7684\u539f\u56e0\u3002\u7845\u57fa\u9502\u79bb\u5b50\u7535\u6c60\u7535\u6781\u7684\u4e3b\u8981\u6311\u6218\u5728\u4e0e\u9502\u5408\u91d1\u5316\/\u53bb\u5408\u91d1\u5316\u8fc7\u7a0b\u4e2d\u4f53\u79ef\u81a8\u80c0\u7684\u95ee\u9898\uff08>280%\uff09\uff0c\u4f53\u79ef\u81a8\u80c0\u4f1a\u5bfc\u81f4\u7535\u6781\u7ed3\u6784\u5d29\u584c\uff0c\u9897\u7c92\u672c\u8eab\u88ab\u7834\u574f\u5e76\u4e14\u74e6\u89e3\u91cd\u590d\u751f\u957f\uff0c\u56fa\u4f53\/\u7535\u89e3\u8d28\u754c\u9762\u5c42\u52a0\u539a\u3002\u56e0\u6b64\uff0c\u6700\u7ec8\u4f1a\u5f71\u54cd\u5e93\u4f26\u6548\u7387\u964d\u4f4e\u548c\u7535\u5bb9\u8870\u51cf\u3002<\/p>\n \u8fc7\u53bb\u51e0\u5e74\u7814\u7a76\u8005\u4eec\u5df2\u7ecf\u62a5\u9053\u4e86\u8bb8\u591a\u5148\u8fdb\u7684\u7eb3\u7c73\u6750\u6599\u8bbe\u8ba1\u7b56\u7565\uff0c\u7528\u4e8e\u51cf\u7f13\u7845\u7535\u6781\u7684\u4f53\u79ef\u81a8\u80c0\u95ee\u9898\u548c\u4f7fSEI\u66f4\u7a33\u5b9a\u3002\u6bd4\u5982\uff0c\uff08i\uff09\u7eb3\u7c73\u5316\uff08\u4fdd\u6301\u7845\u7eb3\u7c73\u7c92\u5b50\u7684\u5c3a\u5bf8\u7ea6\u4e3a150 n\u4ee5\u4e0b\uff09\uff1b\uff08ii\uff09\u5728\u6d3b\u6027\u6216\u975e\u6d3b\u6027\u77e9\u9635\u6750\u6599\u4e2d\u5d4c\u5165\u7eb3\u7c73\u7845\u9897\u7c92\uff1b\uff08iii\uff09\u4e0e\u81ea\u7531\u4f53\u79ef\u7684\u7845\u9897\u7c92\u5408\u6210\u7eb3\u7c73\u7845\u78b3\u590d\u5408\u6750\u6599\uff1b\uff08iv\uff09\u901a\u8fc7\u5316\u5b66\u952e\u56fa\u5b9a\u7845\u7eb3\u7c73\u9897\u7c92\u3001\u7c98\u7ed3\u5242\u548c\u5bfc\u7535\u5242\uff1b\uff08v\uff09\u5236\u5907\u7eb3\u7c73\u7ebf\uff0c\u7eb3\u7c73\u7ba1\u7eb3\u4ee5\u53ca\u7eb3\u7c73\u7ed3\u6784\u9897\u7c92\u3002\u8fd9\u4e9b\u65b9\u6cd5\u786e\u5b9e\u80fd\u591f\u663e\u7740\u7684\u6539\u5584\u7845\u57fa\u9502\u79bb\u5b50\u7535\u6c60\u7684\u5faa\u73af\u5bff\u547d\u548c\u6bd4\u5bb9\u91cf\u3002\u7136\u800c\uff0c\u590d\u6742\u7684\u5236\u5907\u8fc7\u7a0b\uff0c\u6602\u8d35\u7684\u539f\u6750\u6599\u548c\u76f8\u5bf9\u8f83\u4f4e\u7684\u9762\u8d28\u91cf\u8d1f\u8f7d\u4ecd\u7136\u9650\u5236\u7740\u5b83\u4eec\u7684\u5b9e\u9645\u5e94\u7528\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u6700\u8fd1\uff0c\u5fb7\u56fd\u8fbe\u59c6\u65bd\u5854\u7279\u5de5\u4e1a\u5927\u5b66<\/strong>\u7684Magdalena Graczyk-Zajac\u6559\u6388\u548cJochen Rohrer\u6559\u6388\uff08\u5171\u540c\u901a\u8baf\uff09<\/strong>\u5728ACS Nano<\/strong><\/span>\u671f\u520a\u4e0a\u53d1\u8868\u9898\u4e3a\u201cHighly Porous Silicon Embedded in a Ceramic Matrix : a Stable HighCapacity Electrode for Li-Ion Batteries<\/strong>\u201d\u7684\u6587\u7ae0\uff0c\u6587\u7ae0\u62a5\u9053\u4e86\u4e00\u79cd\u4f4e\u6210\u672c\u4e14\u64cd\u4f5c\u7b80\u5355\u7684\u5236\u5907\u7845\u57fa\u6b63\u6781\u6750\u6599\u7684\u6280\u672f\uff0c\u6240\u5236\u5907\u7684\u6b63\u6781\u6750\u6599\u5bb9\u91cf\u57282000~3000mAh\/g\u4e4b\u95f4\uff0c\u5e93\u4f26\u6548\u7387\u9ad8\u8fbe99.5%\uff0c\u5faa\u73af100\u5708\u540e\u7535\u5bb9\u4fdd\u6301\u7387\u53ef\u8fbe100%\u751a\u81f3\u66f4\u9ad8\u3002\u8be5\u7845\u57fa\u6b63\u6781\u6750\u6599\u7531\u78b3\u5305\u8986\u591a\u5b54\u7845\u5d4c\u5165\u9676\u74f7SiOC\uff08Si\/C\/SiOC\uff09\u77e9\u9635\u7ec4\u6210\u3002<\/p>\n \u3010\u56fe\u6587\u7b80\u4ecb\u3011<\/strong><\/p>\n \u56fe\u4e00.\u590d\u5408\u7269\u5236\u5907\u793a\u610f\u56fe<\/strong><\/p>\n \u901a\u8fc7\u94dd\u7845\u9178\u76d0\/\u7f8e\u70ed\u8fd8\u539f\u5236\u5907\u5f97\u5230\u591a\u5b54\u7845\uff1b\u5b54\u7845\u540e\u6d78\u5165\u679c\u7cd6\u6eb6\u6db2\u540e\u57281100\u2103\u78b3\u5316\u5f62\u6210\u78b3\u5305\u8986\uff1b\u6700\u540e\uff0cSi\/C\u548c\u5546\u4e1a\u805a\u5408\u524d\u9a71\u4f53SPR684\u57281100\u2103\u70ed\u89e3\u5f62\u6210\u591a\u5b54Si\/C\/SiOC\u3002<\/p>\n \u56fe\u4e8c.\u5fae\u5b54\u7ed3\u6784\u8868\u5f81<\/strong><\/p>\n a,b)\u591a\u5b54SiNP\u7684TEM\u548cSEM\u56fe\uff1b<\/p>\n c,d)\u7eaf\u76f8\u548c\u90e8\u5206\u7ed3\u6676\u76f8\u5bf9\u5e94\u7684XRD\u56fe\u8c31\u548cRaman\u56fe\u8c31\uff1b<\/p>\n e,f) SiNP<\/sub>\u548cSiNP<\/sub>\/SiOC\u90e8\u5206\u8986\u76d6\u548c\u5168\u90e8\u8986\u76d6Si\u548cC\u3001SiOC\u7684Raman\u56fe\u8c31\uff1b<\/p>\n \u56fe\u4e09.\u7535\u5316\u5b66\u6027\u80fd<\/strong><\/p>\n a) \u6d41\u5bc6\u5ea6\u4e3a72mA\/g\u65f6\uff0cSiNP<\/sub>\u590d\u5408\u7269\u7684\u8131\u9502\u5bb9\u91cf\uff1b<\/p>\n b) \u8303\u5316\u7535\u6781\u6bd4\u8868\u9762\u79ef\u5bf9\u5e94\u7684\u9762\u8d28\u91cf\u8f7d\u91cf\u548c\u8131\u9502\u5bb9\u91cf\uff1b<\/p>\n c) \u7b2c\u4e00\u5708\u5faa\u73af\u4e2dSiOC\u77e9\u9635\u4e2d\u53ef\u9006\u9502\u79bb\u5b50\u635f\u5931\u548c\u5bf9\u5e94\u7684\u5e93\u4f26\u6548\u7387\uff1b<\/p>\n d) \u4e0d\u540c\u5faa\u73af\u500d\u7387\u4e0b\u653e\u7535\u7535\u5bb9\u7684\u5e73\u5747\u503c\uff1b<\/p>\n e) \u5bf9\u5e94\u7684\u5e73\u5747\u5faa\u73af\u6548\u7387\u3002<\/p>\n \u56fe\u56db.\u539f\u5b50\u6a21\u578b\u548c\u5faa\u73af\u673a\u7406\u7684\u63d0\u51fa<\/strong><\/p>\n a) \u4e0a\u56fe\u4e3a\u591a\u5b54Si\u5728Li\u6700\u5f00\u59cb\u5d4c\u5165\u5f0f\u6ca1\u6709\u660e\u663e\u7684\u4ecb\u5b54\u4f53\u79ef\u53d8\u5316\uff0cLi\u542b\u91cf\u6700\u5927\u65f6\u5927\u91cfSi\u7684\u4f53\u79ef\u53d8\u5316\u4f4e\u4e8e30%\uff0c\u8131\u9502\u540e\u51fa\u73b0\u660e\u663e\u7684\u4f53\u79ef\u53ce\u7f29\uff1b\u4e0b\u56fe\u663e\u793a\u56fa\u5b9a\u4f53\u79ef\u65f6\u5927\u91cfLi\u53ef\u4ee5\u50a8\u5b58\u5728Si\u4e2d\uff1b<\/p>\n b) \u539f\u5b50\u7ed3\u6784\u7167\u7247\u5f3a\u8c03\u5728Li\u5d4c\u5165\u65f6\u591a\u5b54Si\u53d8\u539a\uff0c\u5bfc\u81f4\u5b54\u95ed\u5408\uff0c\u5728\u8131\u9502\u65f6\u53ef\u89c2\u5bdf\u5230\u6253\u5f00\u7684\u5b54\uff0c\u5269\u4f59\u7684\u5b54\u5c3a\u5bf8\u4e0a\u6ca1\u6709\u53d8\u5316\uff1b<\/p>\n c) Si\/C\/SiOC\u7684\u9502\u5316\/\u53bb\u9502\u5316\u673a\u7406\u3002<\/p>\n \u56fe\u4e94.\u5faa\u73af\u8fc7\u7a0b\u7684\u5b8c\u6574\u5f62\u6001<\/strong><\/p>\n a) SiNP<\/sub>\/C\/SiOC\u5faa\u73af\u524d\u7684SEM\u56fe\uff1b<\/p>\n b) SiNP<\/sub>\/C\/SiOC\u5faa\u73af270\u5708\u7684SEM\u56fe\uff1b<\/p>\n c) \u5c42Si\/C\/SiOC\u7535\u6781\u7834\u88c2\u540e\u7684\u5fae\u89c2\u56fe\u7247\u3002<\/p>\n \u56fe\u516d.\u5fae\u7c73\u5c3a\u5bf8\u7845\u7ea4\u7ef4\uff1a\u5fae\u89c2\u7ed3\u6784\u548c\u7535\u5316\u5b66\u6027\u80fd<\/strong><\/p>\n a,b) \u901a\u8fc7SEM\u548cTEM\u5fae\u89c2\u56fe\u7247\u8bc1\u5b9eSiGF-Mg<\/sub>\u5927\u5b54\u7ed3\u6784\uff1b<\/p>\n c) \u572872mA\/g\u7535\u6d41\u5bc6\u5ea6\u4e0b\uff0cSiGF-Mg<\/sub>\u590d\u5408\u7269\u7684\u53bb\u9502\u5316\u5bb9\u91cf\uff1b<\/p>\n d) \u7b2c\u4e00\u5708\u5faa\u73af\u4e2dSiOC\u77e9\u9635\u4e2d\u53ef\u9006\u9502\u79bb\u5b50\u635f\u5931\u548c\u5bf9\u5e94\u7684\u5e93\u4f26\u6548\u7387\u3002<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n \u672c\u6587\u5b9e\u73b0\u4e86\u8d85\u8fc72000mAh\/g\u9ad8\u5bb9\u91cfSi\/C\/SiOC\u590d\u5408\u7535\u6781\u7684\u5236\u5907\uff0c\u5176\u5e93\u4ed1\u6548\u7387\u8d85\u8fc799.5%\u5e76\u4e14\u5177\u6709\u9ad8\u7684\u5bb9\u91cf\u4fdd\u6301\u7387\uff0c\u5728\u5faa\u73af100\u5708\u540e\u5bb9\u91cf\u4fdd\u6301\u7387\u53ef\u8fbe100%\u3002\u590d\u5408\u7535\u6781\u6750\u6599\u5206\u4e09\u6b65\u5236\u5907\uff1a\u94dd\u7845\u9178\u76d0\u9541\u70ed\u8fd8\u539f\uff0c\u5176\u6b21\u662f\u78b3\u6d82\u5c42\uff0c\u6700\u540e\u662f\u5d4c\u5165SiOC\u4e2d\u3002\u4f18\u5f02\u7684\u7535\u5316\u5b66\u6027\u80fd\u7531\u4e09\u4e2a\u65b9\u9762\u4f53\u73b0\uff1a\uff08i\uff09\u5728\u5f00\u653e\u5b54\u9053\u4e2d\u53ef\u5bb9\u7eb3\u7845\u9502\u5316\u8fc7\u7a0b\u4e2d\u7684\u4f53\u79ef\u53d8\u5316\uff1b\uff08ii\uff09\u5b54\u9699\u4e2d\u5bfc\u7535\u78b3\u4fdd\u8bc1\u4e86\u79bb\u5b50\u548c\u7535\u5b50\u7684\u6709\u6548\u4f20\u8f93\uff1b\uff08iii\uff09\u5c01\u88c5\u7684SiOC\u9676\u74f7\u53ef\u4ee5\u7a33\u5b9a\u4f53\u79ef\u81a8\u80c0\u5e76\u4e14\u51cf\u5c11SEI\u7684\u5f62\u6210\u3002\u5206\u5b50\u52a8\u529b\u5b66\u6a21\u62df\u8bc1\u5b9e\u4e86\u5b54\u5185\u4f53\u79ef\u53d8\u5316\u7684\u7f13\u51b2\u5e76\u89e3\u91ca\u4e86\u7845\u76f8\u5bf9\u4e8e\u539f\u59cb\u5bb9\u91cf\u7684\u8fd8\u539f\u5bb9\u91cf\u3002\u7814\u7a76\u8005\u4eec\u5f3a\u8c03\uff0c\u901a\u8fc7\u4f7f\u7528\u5546\u4e1a\u77f3\u82f1\u73bb\u7483\u7ea4\u7ef4\u4f5c\u4e3a\u590d\u5408\u6750\u6599\u591a\u5b54\u7845\u7684\u6765\u6e90\uff0c\u53ef\u4ee5\u5927\u89c4\u6a21\u751f\u4ea7\u590d\u5408\u7535\u6781\u6750\u6599\uff0c\u5c55\u793a\u4e86\u5546\u4e1a\u7528\u9014\u7684\u5de8\u5927\u6f5c\u529b\u3002<\/p>\n \u539f\u6587\u94fe\u63a5<\/strong>\uff1aHighly Porous Silicon Embedded in a Ceramic Matrix:a Stable High-Capacity Electrode for Li-Ion Batteries.<\/a>( ACS Nano, 2017, DOI:10.1021\/acsnano.7b06031)<\/p>\n \u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u65b0\u80fd\u6e90\u7ec4Jane915126\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\u3002<\/strong><\/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\u8005\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u51fb\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<\/strong><\/p>\n \u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u4ee5\u7f16\u8f91\u5fae\u4fe1\uff1aRDD-2011-CHERISH\uff0c\u4efb\u4e39\u4e39\uff0c\u6211\u4eec\u4f1a\u9080\u8bf7\u5404\u4f4d\u8001\u5e08\u52a0\u5165\u4e13\u5bb6\u7fa4\u3002<\/p>\n<\/p>\n
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