{"id":200541,"date":"2020-05-02T06:40:26","date_gmt":"2020-05-01T22:40:26","guid":{"rendered":"\/\/m.iemloyee.com\/?p=200541"},"modified":"2020-05-25T17:58:28","modified_gmt":"2020-05-25T09:58:28","slug":"oleg-borodin%e7%8e%8b%e6%98%a5%e7%94%9f%e6%95%99%e6%8e%88nature-energy%ef%bc%9a%e5%af%8clif%e5%9b%ba%e4%bd%93%e7%94%b5%e8%a7%a3%e8%b4%a8%e7%95%8c%e9%9d%a2%e7%9a%84%e7%94%b5%e8%a7%a3%e6%b6%b2%e7%9a%84","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=200541","title":{"rendered":"Oleg Borodin&\u738b\u6625\u751f\u6559\u6388Nature Energy\uff1a\u5bccLiF\u56fa\u4f53\u7535\u89e3\u8d28\u754c\u9762\u7684\u7535\u89e3\u6db2\u7684\u8bbe\u8ba1\u52a9\u529b\u9ad8\u6027\u80fd\u5fae\u7c73\u7ea7\u5408\u91d1\u8d1f\u6781\u7535\u6c60"},"content":{"rendered":"
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\u8bf8\u5982Lix<\/sub><\/em>Si\u3001Liy<\/sub><\/em>Al\u548cLiz<\/sub><\/em>Bi\u7684\u5408\u91d1\u7531\u4e8e\u7406\u8bba\u5bb9\u91cf\u9ad8\u800c\u6210\u4e3a\u9502\u79bb\u5b50\u7535\u6c60\u7684\u6700\u5177\u524d\u666f\u7684\u8d1f\u6781\u6750\u6599\u3002Si\u3001Al\u6216\u8005Bi\u7684\u5fae\u7c73\u9897\u7c92(SiMP\u3001AlMP\u6216\u8005BiMP)\u7531\u4e8e\u5236\u5907\u6210\u672c\u4f4e\u548c\u538b\u5b9e\u5bc6\u5ea6\u9ad8\u800c\u5177\u6709\u5438\u5f15\u529b\u3002\u4f46SiMP\u3001AlMP\u548cBiMP\u8d1f\u6781\u5bb9\u91cf\u8870\u51cf\u5feb\u3002\u5f88\u591a\u79cd\u7535\u89e3\u8d28\u548c\u6dfb\u52a0\u5242\u88ab\u7528\u6765\u6539\u5584\u5e93\u4f26\u6548\u7387\uff0c\u4f46\u5408\u91d1\u8d1f\u6781\u7684\u56fa\u4f53\u7535\u89e3\u8d28\u754c\u9762\uff08SEI\uff09\u7684\u8bbe\u8ba1\u539f\u5219\u7684\u7f3a\u4e4f\u5bf9\u6b64\u9020\u6210\u5f71\u54cd\u3002\u8fc4\u4eca\u6ca1\u6709\u9502\u79bb\u5b50\u7535\u6c60\u7684\u5e93\u4f26\u6548\u7387\u5927\u4e8e99.9%\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/p>\n \u8fd1\u65e5\uff0c\u9a6c\u91cc\u5170\u5927\u5b66\u738b\u6625\u751f\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09\u8bfe\u9898\u7ec4\u7684\u9648\u5180\uff08\u6587\u7ae0\u4e00\u4f5c\uff09\u3001\u8054\u5408\u7f8e\u56fd\u9646\u519b\u7814\u7a76\u5b9e\u9a8c\u5ba4Oleg Borodin\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09\u7b49\u4eba\u4ee5Si\u3001Al\u548cBi\u8d1f\u6781\u4e3a\u4f8b\u62a5\u9053\u4e86\u5408\u91d1\u8d1f\u6781\u7684\u7535\u89e3\u8d28\u8bbe\u8ba1\u539f\u5219\u3002\u5728\u5d4c\u8131\u9502\u8fc7\u7a0b\u4e2d\uff0cSi\u8d1f\u6781\u5728\u7b2c\u4e8c\u4e2a\u5faa\u73af\u540e\uff0c\u5728\u975e\u6676Si\u548c\u975e\u6676Lix<\/sub><\/em>Si\u4e4b\u95f4\u53ef\u9006\u5730\u8f6c\u5316\uff0cAl\u548cBi\u8d1f\u6781\u5728\u7ed3\u6676\u6001\u91d1\u5c5e\u548c\u7ed3\u6676\u6001\u9502\u5408\u91d1\u4e4b\u95f4\u53ef\u9006\u5730\u8f6c\u5316\u30022.0M LiPF6<\/sub>\u6eb6\u4e8e\u4f53\u79ef\u6bd4\u4e3a1:1\u7684\u56db\u6c22\u544b\u5583\u548c2-\u7532\u57fa\u56db\u6c22\u544b\u5583(mixTHF)\u6240\u5f62\u6210\u7684\u7535\u89e3\u6db2\u4fc3\u8fdb\u8584\u3001\u5747\u5300\u548c\u5bf9\u9502\u5408\u91d1\u8868\u9762\u7c98\u9644\u6027\u4f4e\u7684LiF\u57faSEI\u7684\u5f62\u6210\uff0c\u4f7fSiMP\u3001AlMP\u548cBiMP\u8d1f\u6781\u7684\u5bb9\u91cf\u5206\u522b\u4e3a2,800\u3001970\u548c380 mAh g\u20121<\/sup>\uff0c\u5faa\u73af\u5bff\u547d\u5927\u4e8e2,00\u6b21\uff0c\u521d\u59cb\u5e93\u4f26\u6548\u7387\u5927\u4e8e90%\uff0c\u5faa\u73af\u8fc7\u7a0b\u4e2d\u7684\u5e93\u4f26\u6548\u7387\u5927\u4e8e99.9%\uff0c\u8868\u660e\u5408\u91d1\u8d1f\u6781\u7684\u5b9e\u9645\u5e94\u7528\u7684\u5de8\u5927\u6f5c\u529b\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/p>\n \u56fe1. SEI\u548c\u7535\u89e3\u6db2\u6027\u8d28\u5bf9\u5408\u91d1\u8d1f\u6781\u9897\u7c92\u7684\u5f71\u54cd<\/p>\n \uff08a\uff0cb\uff09\u5206\u522b\u5177\u6709\u6709\u673a\u3001\u754c\u9762\u80fd\u4f4e\u3001\u4e0d\u5747\u5300\u7684\uff08a\uff09\u548c\u65e0\u673a\u3001\u754c\u9762\u80fd\u9ad8\u3001\u5747\u5300\u7684\uff08b\uff09\u9502\u5408\u91d1\u2013SEI\u754c\u9762\u7684\u5408\u91d1\u8d1f\u6781\u7684\u793a\u610f\u56fe<\/p>\n \uff08c\uff09\u9502\u5408\u91d1-LiF\u754c\u9762\u7684\u7535\u5b50\u5c40\u57df\u51fd\u6570\u548c\u754c\u9762\u80fd<\/p>\n \uff08d\uff09MD\u6a21\u62df\u7684LiPF6<\/sub>-mix THF\uff082 M\uff09\u548cLiPF6<\/sub>-EC\uff08\u78b3\u9178\u4e59\u70ef\u916f\uff09-DMC\uff08\u78b3\u9178\u4e8c\u7532\u916f\uff09\uff081 M\uff09\u7535\u89e3\u6db2\u7684Li+<\/sup>\u6eb6\u5242\u5206\u5e03<\/p>\n \uff08e\uff09QC\u8ba1\u7b97\u7684\u7b2c\u4e00\u4e2aLi+<\/sup>\u6eb6\u5242\u5316\u58f3\u5c42\u7684\u5173\u952e\u7535\u89e3\u6db2\u7ec4\u5206\u7684\u8fd8\u539f\u7535\u4f4d<\/p>\n \u56fe2. \u534a\u7535\u6c60\u7684SiMPs\u7535\u6781\u7684\u5faa\u73af\u6027\u80fd<\/p>\n \uff08a\uff0cb\uff09SiMPs\u7535\u6781\u5206\u522b\u57282.0\u2009M LiPF6<\/sub>\u2013mixTHF (a)\u548c1.0\u2009M LiPF6<\/sub>\u2013EC\u2013DMC (b)\u7684\u5145\u653e\u7535\u66f2\u7ebf<\/p>\n \uff08c\uff092.0\u2009M LiPF6<\/sub>\u2013mixTHF \u4e2d\u4e0d\u540c\u500d\u7387\u7684SiMPs\u7535\u6781\u7684\u5145\u653e\u7535\u66f2\u7ebf<\/p>\n \uff08d\uff09\u500d\u7387\u6027\u80fd\u5bf9\u6bd4<\/p>\n \uff08e\uff092.0\u2009M LiPF6<\/sub>\u2013mixTHF \u548c1.0\u2009M LiPF6<\/sub>\u2013EC\u2013DMC\u4e2dSiMPs\u7535\u6781\u7684\u5faa\u73af\u7a33\u5b9a\u6027\u548c\u5e93\u4f26\u6548\u7387<\/p>\n \u56fe3. \u534a\u7535\u6c60\u7684AlMPs\u7535\u6781\u7684\u7535\u5316\u5b66\u6027\u80fd<\/p>\n \uff08a\uff092.0\u2009M LiPF6<\/sub>\u2013mixTHF \u4e2dAlMPs\u7535\u6781\u7684\u6052\u7535\u6d41\u5145\u653e\u7535\u66f2\u7ebf<\/p>\n \uff08b\uff09\u5d4c\u8131\u9502\u8fc7\u7a0b\u4e2dAlMPs\u7535\u6781\u7684XRD\u56fe<\/p>\n \uff08c\uff0cd\uff09AlMPs\u7535\u6781\u7684\u5145\u653e\u7535\u66f2\u7ebf\uff08c\uff09\u548c\u500d\u7387\u6027\u80fd\uff08d\uff09<\/p>\n \uff08e\uff09AlMPs\u7535\u6781\u7684\u5faa\u73af\u7a33\u5b9a\u6027\u548c\u5e93\u4f26\u6548\u7387<\/p>\n \u56fe4. SEI\u7684\u5316\u5b66\u6210\u5206<\/p>\n \uff08a\uff0cb\uff092.0\u2009M LiPF6<\/sub>\u2013mixTHF (a)\u548c1.0\u2009M LiPF6<\/sub>\u2013EC\u2013DMC (b)\u4e2dSiMPs\u7535\u6781\u7684SEI\u7684XPS\u8868\u5f81<\/p>\n \u56fe5. SiMPs\u7535\u6781\u4e2dLiF\u7684\u5206\u5e03<\/p>\n \uff08a\uff0cd\uff09\u9ad8\u89d2\u73af\u5f62\u6697\u573a<\/p>\n \uff08 b,c,e,f\uff09EELS\u8c31\u56fe<\/p>\n \u56fe6. 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SiMP\u3001BiMP\u548cAlMP\u7535\u6781\u5206\u522b\u548cLFP\uff08LiFePO4<\/sub>\uff09\u7535\u6781\u7ec4\u6210\u7684\u5168\u7535\u6c60\u7684\u5faa\u73af\u6027\u80fd<\/p>\n \uff08a\u2013f\uff09SiMP\u3001BiMP\u548cAlMP\u7535\u6781\u5206\u522b\u548cLFP\u7535\u6781\u7ec4\u6210\u7684\u5168\u7535\u6c60\u7684\u5145\u653e\u7535\u66f2\u7ebf\uff08\u5206\u522b\u4e3a\u56fea\u3001\u56fec\u3001\u56fee\uff09\u548c\u5faa\u73af\u6027\u80fd\u4ee5\u53ca\u5e93\u4f26\u6548\u7387\uff08\u5206\u522b\u4e3a\u56feb\u3001\u56fed\u3001\u56fef\uff09<\/p>\n \u3010\u5c0f\u7ed3\u3011<\/p>\n \u4e0e\u5408\u91d1\u6750\u6599\u63a5\u89e6\u7684SEI\u5185\u5c42\u5e94\u8be5\u662f\u7eaf\u65e0\u673a\u7684\u3001\u4e0e\u9502\u5316\u5408\u91d1\u7684\u754c\u9762\u80fd\u9ad8\u3001\u673a\u68b0\u5f3a\u5ea6\u9ad8\uff0cSEI\u5c42\u4e0d\u968f\u5408\u91d1\u8d1f\u6781\u5de8\u5927\u4f53\u79ef\u7684\u53d8\u5316\u800c\u6539\u53d8\u30022.0 M LiPF6<\/sub>-mixTHF\u7535\u89e3\u8d28\u80fd\u591f\u5728\u5fae\u7c73\u7ea7\u5408\u91d1\u9633\u6781\u4e0a\u9009\u62e9\u6027\u5730\u5f62\u6210\u8fd9\u6837\u7684LiF-\u6709\u673a\u53cc\u5c42SEI\uff0c\u4f7f\u5f97SiMPs\u3001AlMPs\u548cBiMPs\u8d1f\u6781\u80fd\u591f\u5728LiF SEI\u58f3\u4e2d\u53d1\u751f\u5f39\u6027\u548c\u5851\u6027\u53d8\u5f62\u3002SiMPs\u7535\u6781\u4ee5\u521d\u59cb\u5e93\u4f26\u6548\u738791%\u548c\u5927\u4e8e99.9%\u7684\u5e73\u5747\u5e93\u4f26\u6548\u7387\u5faa\u73af400\u6b21\u4ee5\u4e0a\uff0c\u4e14\u5177\u67092800 mAh g-1<\/sup>\u548c5.6 mAh cm-2<\/sup>\u7684\u9ad8\u5bb9\u91cf\u3002SiMP\/\/LFP\u5168\u7535\u6c60\u5faa\u73af100\u6b21\u4ee5\u4e0a\uff0c\u5e73\u5747\u5e93\u4f26\u6548\u7387\u5927\u4e8e99.9%\uff0c\u5b9e\u9645\u5bb9\u91cf\u5927\u4e8e2.0 mAh cm\u22122<\/sup>\u3002AlMP\/\/LFP\u3001BiMP\/\/LFP\u548cSiMP\/\/NCA\u5168\u7535\u6c60\u540c\u6837\u8868\u73b0\u51fa\u7a33\u5b9a\u548c\u4f18\u5f02\u7684\u6027\u80fd\u3002\u603b\u4e4b\uff0c\u8fd9\u9879\u5de5\u4f5c\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u5355\u7684\u5373\u63d2\u5373\u7528\u578b\u7535\u89e3\u8d28\u6539\u6027\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5b9e\u73b0\u542b\u6709\u9ad8\u80fd\u91cf\u7684\u5fae\u7c73\u7ea7\u5408\u91d1\u8d1f\u6781\u7684\u7535\u6c60\u5728\u5b9e\u9645\u7684\u9762\u5bb9\u91cf\u548c\u5145\u653e\u7535\u500d\u7387\u4e0b\u8fd0\u884c\u3002<\/p>\n
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