{"id":162847,"date":"2018-12-26T06:30:56","date_gmt":"2018-12-25T22:30:56","guid":{"rendered":"\/\/m.iemloyee.com\/?p=162847"},"modified":"2018-12-25T13:47:12","modified_gmt":"2018-12-25T05:47:12","slug":"%e5%8c%97%e7%a7%91%e5%a4%a7%e8%bf%9e%e8%8a%b3%e6%95%99%e6%8e%88jmca%e5%b0%81%e9%9d%a2%e6%96%87%e7%ab%a0%ef%bc%9a%e8%ae%be%e8%ae%a1%e5%be%ae%e7%b1%b3fes2%e7%94%b5%e6%9e%81%e6%9d%90%e6%96%99-%e5%90%8c","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=162847","title":{"rendered":"\u5317\u79d1\u5927\u8fde\u82b3\u6559\u6388JMCA\u5c01\u9762\u6587\u7ae0\uff1a\u8bbe\u8ba1\u5fae\u7c73FeS2\u7535\u6781\u6750\u6599—\u540c\u6b65\u6784\u5efaCNT\u5bfc\u7535\u7f51\u7edc\u53ca\u4fdd\u62a4\u58f3"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n FeS2<\/sub>\u6210\u672c\u4f4e\u5ec9\uff0c\u50a8\u91cf\u4e30\u5bcc\uff0c\u7406\u8bba\u5bb9\u91cf\u53ef\u4ee5\u8fbe\u5230894 mAh.<\/sup>g-1<\/sup>\uff0c\u662f\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u4e8c\u6b21\u9502\u79bb\u5b50\u7535\u6c60\u7684\u5019\u9009\u6750\u6599\u3002\u4f46\u662fFeS2<\/sub>\u53ca\u5176\u653e\u7535\u4ea7\u7269\u7684\u7535\u5bfc\u7387\u8f83\u4f4e\uff0c\u800c\u4e14\u4f34\u968fFeS2<\/sub>\u7684\u8f6c\u6362\u53cd\u5e94\u51fa\u73b0\u4e25\u91cd\u7684\u4f53\u79ef\u53d8\u5316\u4ee5\u53ca\u591a\u786b\u5316\u7269\u7684\u6eb6\u89e3\uff0c\u5bfc\u81f4FeS2<\/sub>\u5bb9\u91cf\u8fc5\u901f\u8870\u51cf\u3002\u7eb3\u7c73\u5316\u53ef\u4ee5\u51cf\u5c0f\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\u6750\u6599\u7684\u4f53\u79ef\u53d8\u5316\uff0c\u63d0\u9ad8\u53c2\u4e0e\u50a8\u9502\u53cd\u5e94\u7684\u6d3b\u6027\u7269\u8d28\u6bd4\u4f8b\u3002\u5c3d\u7ba1\u5982\u6b64\uff0c\u7eb3\u7c73\u7ed3\u6784\u4f1a\u52a0\u5267\u6750\u6599\u76f8\u95f4\u4e0d\u5229\u7684\u53cd\u5e94\uff0c\u540c\u65f6\u9020\u6210\u4f53\u7cfb\u4f53\u79ef\u80fd\u5bc6\u5ea6\u964d\u4f4e\uff0c\u4e0e\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u7535\u6c60\u7684\u8bbe\u8ba1\u8981\u6c42\u76f8\u5dee\u751a\u8fdc\u3002\u4e0e\u4e4b\u76f8\u6bd4\uff0c\u5fae\u7c73\u7ea7FeS2<\/sub>\u7c92\u5b50\u4f5c\u4e3a\u9502\u79bb\u5b50\u7535\u6c60\u7684\u6d3b\u6027\u6750\u6599\u66f4\u5177\u6709\u5b9e\u7528\u6027\u3002\u7136\u800c\uff0c\u5fae\u7c73\u7ea7FeS2<\/sub>\u7535\u6781\u6750\u6599\u7814\u7a76\u5f00\u53d1\u9762\u4e34\u7740\u4ee5\u4e0b\u91cd\u8981\u7684\u6311\u6218\uff1a\u4f53\u79ef\u81a8\u80c0\u4e25\u91cd\u3001Li+<\/sup>\u6269\u6563\u6761\u4ef6\u5dee\u3001\u4ee5\u53ca\u6709\u6548\u6d3b\u6027\u7269\u8d28\u6bd4\u4f8b\u4f4e\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u5317\u4eac\u79d1\u6280\u5927\u5b66\u8fde\u82b3\u6559\u6388\u7814\u7a76\u56e2\u961f<\/strong>\u91c7\u7528\u6eb6\u5242\u70ed\u6cd5\u4e00\u6b65\u5236\u5907\u4e86\u540c\u65f6\u5177\u6709CNT\u5916\u90e8\u4fdd\u62a4\u58f3\u5c42\u548c\u5185\u90e8\u8fde\u7eed\u5bfc\u7535\u7f51\u7edc\u7684FeS2<\/sub>\/CNT\u5fae\u7c73\u6750\u6599(FeS2<\/sub>@B-CNTs)\u3002CNT\u7f20\u7ed5\u4ea4\u7ec7\u5f62\u6210\u7684\u5916\u58f3\u4f5c\u4e3a\u5f3a\u5927\u7684\u673a\u68b0\u7f13\u51b2\u5c42\u548c\u591a\u786b\u5316\u7269\u5438\u9644\u5668\uff0c\u4fdd\u8bc1\u4e86\u7535\u6781\u6750\u6599\u8d85\u957f\u5faa\u73af\u5468\u671f\u7684\u7535\u5316\u5b66\u6d3b\u6027\u3002\u6b64\u5916\uff0c\u4ece\u8868\u9762\u5230\u5185\u90e8\u7684\u8fde\u7eedCNTs\u7f51\u7edc\u7f29\u77ed\u4e86\u79bb\u5b50\u548c\u7535\u5b50\u7684\u8f93\u8fd0\u8def\u5f84\uff0c\u589e\u5f3a\u4e86\u9502\u79bb\u5b50\u7684\u6269\u6563\u6027\u80fd\uff0c\u53c2\u4e0e\u50a8\u9502\u53cd\u5e94\u7684\u6d3b\u6027\u7269\u8d28\u6bd4\u4f8b\u663e\u8457\u63d0\u9ad8\u3002FeS2<\/sub>@B-CNTs\u7535\u6781\u7684\u9996\u6b21\u5e93\u4ed1\u6548\u7387\u9ad8\u8fbe91.3%\uff0c\u57281000 mA.<\/sup>g-1<\/sup>\u7535\u6d41\u5bc6\u5ea6\u4e0b\u5faa\u73af500\u5708\u540e\u4ecd\u5177\u6709698 mAh.<\/sup>g-1<\/sup>\u7684\u5bb9\u91cf\u3002\u540c\u65f6\uff0c\u6b64\u9879\u7814\u7a76\u4e3a\u957f\u5faa\u73af\u5bff\u547d\u3001\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u7684\u8fc7\u6e21\u91d1\u5c5e\u786b\u5316\u7269\u7535\u6781\u6750\u6599\u7684\u8bbe\u8ba1\u548c\u5236\u5907\u63d0\u4f9b\u4e86\u6280\u672f\u65b9\u6848\u3002<\/p>\n \u8be5\u7814\u7a76\u4ee5\u201cAdapting FeS2<\/sub>\u00a0micron particles as an electrode\u00a0material for lithium-ion batteries via simultaneous\u00a0construction of CNT internal networks and external\u00a0cages\u201d<\/strong>\u4e3a\u9898\uff0c\u53d1\u8868\u4e8eJournal of\u00a0Materials Chemistry A<\/strong>\uff0c\u5e76\u88ab\u9009\u4e3a2019\u5e74\u5c01\u9762\u6587\u7ae0\uff0c\u4e14\u520a\u767b\u4e86\u5c01\u9762\u56fe\u7247\u3002\u7b2c\u4e00\u4f5c\u8005\u9c81\u5efa\u8c6a\u535a\u58eb\uff0c\u901a\u8baf\u4f5c\u8005\u8fde\u82b3\u6559\u6388\u3002<\/p>\n \u3010\u56fe\u6587\u7b80\u4ecb\u3011<\/strong><\/p>\n \u56fe1 \u50a8\u9502\u53cd\u5e94\u4e2dFeS2<\/sub>@B-CNTs\u4e0e\u5e38\u89c4FeS2<\/sub>\u7ed3\u6784\u6f14\u5316\u793a\u610f\u56fe<\/p>\n (a) FeS2<\/sub>@B-CNTs\u7ed3\u6784\u6f14\u5316\u793a\u610f\u56fe \u00a0\u00a0\u00a0(b)\u00a0FeS2<\/sub>\u7ed3\u6784\u6f14\u5316\u793a\u610f\u56fe<\/p>\n \u56fe2 \u5fae\u89c2\u5f62\u8c8c\u8868\u5f81\u548c\u5236\u5907\u6d41\u7a0b\u793a\u610f\u56fe<\/p>\n (a-b)\u00a0FeS2<\/sub>@B-CNTs\u5fae\u89c2\u5f62\u8c8c\u56fe\uff1b(c-d) FeS2<\/sub>@B-CNTs\u4e2dFe\u3001C\u3001S\u4e09\u79cd\u5143\u7d20\u7684\u5206\u5e03\u56fe\uff1b<\/p>\n (e-f) FeS2<\/sub>@B-CNTs\u7684\u900f\u5c04\u7535\u955c\u56fe\uff1b(g) FeS2<\/sub>@B-CNTs\u7684\u9009\u533a\u884d\u5c04\u56fe\uff1b<\/p>\n (h)\u4e0d\u540c\u53cd\u5e94\u65f6\u95f4\u4e0bFeS2<\/sub>@B-CNTs\u7684\u5fae\u89c2\u5f62\u8c8c\u56fe\uff1b(i) FeS2<\/sub>@B-CNTs\u5408\u6210\u8fc7\u7a0b\u793a\u610f\u56fe\u3002<\/p>\n \u56fe3 EIS\u3001GITT\u4ee5\u53caRaman\u8868\u5f81\u56fe<\/p>\n (a-b)\u00a0\u5faa\u73af\u8fc7\u7a0b\u4e2d\u7535\u8377\u8f6c\u79fb\u7535\u963b(a)\u548c\u754c\u9762\u7535\u963b (b)\u7684\u53d8\u5316\uff1b<\/p>\n (c)\u6052\u7535\u6d41\u95f4\u6b47\u6ef4\u5b9a\u6d4b\u8bd5\u56fe\uff1b<\/p>\n (d)\u62c9\u66fc\u5149\u8c31\u56fe\u3002<\/p>\n \u56fe4 \u7535\u5316\u5b66\u6027\u80fd\u56fe<\/p>\n (a)1000mA.<\/sup>g-1<\/sup>\u4e0b\u7684\u5faa\u73af\u6548\u7387\u56fe\uff1b(b)\u4e0d\u540c\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u500d\u7387\u56fe\uff1b(c) 5000mA.<\/sup>g-1<\/sup>\u4e0b\u7684\u5faa\u73af\u6548\u7387\u56fe<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n \u4e3a\u4e86\u89e3\u51b3\u7eb3\u7c73\u7ea7FeS2<\/sub>\u7684\u8868\u9762\u526f\u53cd\u5e94\u4e25\u91cd\u4ee5\u53ca\u4f53\u79ef\u80fd\u5bc6\u5ea6\u4f4e\u7b49\u95ee\u9898\uff0c\u672c\u6587\u8bbe\u8ba1\u5e76\u6210\u529f\u5236\u5907\u4e86\u5177\u6709CNTs\u5916\u90e8\u4fdd\u62a4\u58f3\u5c42\u548c\u5185\u90e8\u8fde\u7eed\u5bfc\u7535\u7f51\u7edc\u7684FeS2<\/sub>\/CNT\u5fae\u7c73\u6750\u6599(FeS2<\/sub>@B-CNTs)\u3002\u6750\u6599\u7684Li+\u6269\u6563\u6027\u80fd\u4f18\u5f02\u3001\u7535\u5b50\u5bfc\u7535\u6027\u597d\u3001\u7ed3\u6784\u7a33\u5b9a\u3001\u6d3b\u6027\u7269\u8d28\u5229\u7528\u7387\u9ad8\u3001\u9996\u6b21\u5e93\u4ed1\u6548\u7387\u9ad8\u8fbe91.3%\u3001\u500d\u7387\u6027\u80fd\u548c\u5faa\u73af\u7a33\u5b9a\u6027\u4f18\u5f02\uff0c\u4e3a\u5b9e\u73b0\u8fc7\u6e21\u91d1\u5c5e\u786b\u5316\u7269\u957f\u5faa\u73af\u5bff\u547d\u548c\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u7684\u76ee\u6807\u63d0\u4f9b\u4e86\u6750\u6599\u8bbe\u8ba1\u601d\u8def\u3002<\/p>\n \u56e2\u961f\u4ecb\u7ecd\uff1a<\/strong><\/p>\n \u8fde\u82b3\u6559\u6388\u4e2a\u4eba\u7b80\u5386\uff1a<\/p>\n \u8fde\u82b3\uff0c\u5de5\u5b66\u535a\u58eb\uff0c\u6559\u6388\uff0c\u535a\u58eb\u751f\u5bfc\u5e08\u3002\u4e3b\u8981\u4ece\u4e8b\u80fd\u6e90\u5b58\u50a8\u8f6c\u6362\u6750\u6599\u548c\u76f8\u5173\u8d44\u6e90\u5229\u7528\u5f00\u53d1\u7684\u7814\u7a76\uff0c\u8fd1\u5e74\u6765\u5728\u9ad8\u80fd\u91cf\u5bc6\u5ea6\u7535\u6781\u6750\u6599\u548c\u65b0\u578b\u7535\u89e3\u8d28\u4f53\u7cfb\u7684\u7814\u53d1\u4e0a\u83b7\u5f97\u91cd\u8981\u8fdb\u5c55\u3002\u5148\u540e\u4e3b\u63013\u9879\u56fd\u5bb6\u79d1\u6280\u652f\u6491\u8ba1\u5212\u8bfe\u9898\uff0c1\u9879\u56fd\u5bb6863\u8ba1\u5212\u8bfe\u9898\u30012\u9879\u56fd\u5bb6\u81ea\u7136\u57fa\u91d1\u9879\u76ee\uff0c\u53c2\u52a0\u591a\u9879\u56fd\u5bb6\u548c\u7701\u5e02\u7ea7\u8bfe\u9898\u3002\u4f5c\u4e3a\u6280\u672f\u8d1f\u8d23\u4eba\u5148\u540e\u5f00\u5c55\u4e86\u4e0e\u5fb7\u56fd\u5b9d\u9a6c\u516c\u53f8\u3001\u7f8e\u56fd\u6c5f\u68ee\u81ea\u63a7\u3001\u65e5\u672c\u65e5\u7535\u516c\u53f8\u7684\u5408\u4f5c\u5f00\u53d1\u9879\u76ee\u3002\u5728Journal of Materials Chemistry A, ACS applied materials & interfaces, Journal of Membrane Science, Journal of Cleaner Production\u7b49\u671f\u520a\u53d1\u8868\u8bba\u658760\u4f59\u7bc7\u3002\u83b7\u5f97\u53d1\u660e\u4e13\u522920\u4f59\u9879\uff0c\u5176\u4e2d\u8bb8\u53ef\u5b9e\u65bd\u548c\u6280\u672f\u8f6c\u8ba94\u9879\u3002<\/p>\n<\/p>\n
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